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22:42:23 Thu 19 Mar 2026

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CNNC Nuclear Power Operat

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(4)

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(4)

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(4)

Chengdu Qinchuan IoT Tech

(3)

China Constr 8th Engineer

(3)

(3)

MCC5 Group Shanghai Corpo

(3)

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(3)

Yangtze River Three Gorge

(3)

Zhejiang Jiangnan Outdoor

(3)

Zhengjiang Changxing Heli

(3)

(2)

CCCC Road & Bridge South

(2)

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(2)

China 22MCC Group Corpora

(2)

China Nat Offshore Oil Co

(2)

China Special Equipment I

(2)

China Yangtze Power

(2)

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(2)

(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

Northeastern University

(2)

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(2)

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(2)

Powerchina Huadong Engine

(2)

(2)

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(2)

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(2)

Zhijiang College of Zheji

(2)

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(2)

AECC Shenyang Engine Rese

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

Air Ip Holdings Ltd

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

Beihang University

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

(1)

Bosch Power Tools China

(1)

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(1)

CCCC First Harbour Consul

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

Cao Lizhong; Fang Qinggua

(1)

(1)

Cfhi Dalian Nuclear Power

(1)

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(1)

Changchun Diantong Cement

(1)

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(1)

Changzhi Jinghui Naite Ma

(1)

Changzhou Changyuan Tefa

(1)

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(1)

Changzhou University

(1)

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(1)

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(1)

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(1)

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(1)

Chenzhou Xiaoxiang Tianzh

(1)

Chime Financial

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

(1)

(1)

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(1)

Daled Bidco Sas

(1)

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Danuinji Co Ltd

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

East China University of

(1)

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(1)

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(1)

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(1)

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(1)

First Affiliated Hospital

(1)

First Affiliated Hospital

(1)

(1)

Foshan Rifeng Enterprise;

(1)

Fudi Honghua Power Wuhan

(1)

Fujian Aogong New Mat Co

(1)

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(1)

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(1)

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(1)

GE Infrastructure Technol

(1)

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(1)

Ganyeah Holding Group Co

(1)

Ganzhou Construction Engi

(1)

Goldcard Smart Group; Esl

(1)

Golden Dragon Precise Cop

(1)

Gree Electric Appliances,

(1)

Guandong Midea Hvac Equip

(1)

GuangXi University

(1)

Guangdong Chungto Constru

(1)

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(1)

Guangdong Hexie Construct

(1)

Guangdong Institute Of Sp

(1)

Guangdong Jianmei Aluminu

(1)

Guangdong Lanfeng Intelli

(1)

Guangdong Siukonda Air Co

(1)

Guangdong Tengju Metal Pr

(1)

Guangdong University of T

(1)

Guangdong Yinze Metal Tec

(1)

Guangdong Yongjin Metal T

(1)

Guangdong Yuantian Engine

(1)

Guangxi Xijin Pipe Ind Co

(1)

Guangzhou Hualiu Medical

(1)

Guangzhou Lixin Packaging

(1)

Guangzhou Lushan New Mat

(1)

Guangzhou Nanwang Scienti

(1)

Guangzhou Power Supply Bu

(1)

Guangzhou Quanfeng Electr

(1)

Guangzhou Second Municipa

(1)

Guangzhou Welgo Env Equip

(1)

Guilin University of Elec

(1)

Guilin University of Elec

(1)

Guizhou Dayu Zhishui Inte

(1)

Guoneng Boiler And Pressu

(1)

Hainan Liansu Science And

(1)

Hainan University

(1)

Haiyang Zhengyu Plastic C

(1)

Hanchuan Kuailebaobei Chi

(1)

Hangzhou Chuangda Intelli

(1)

Hangzhou Eda Precision El

(1)

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(1)

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(1)

Hangzhou Huayi Tech Co Lt

(1)

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(1)

Hangzhou Jiruo Magnetic F

(1)

Hangzhou Ruili Photoelect

(1)

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(1)

Hangzhou Xiaoxiang Zhiyua

(1)

Hangzhou Yuhang Gaoshi Ce

(1)

Harbin Dongan Industrial

(1)

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(1)

Harbin Turbine; Hadian Po

(1)

(1)

Hebei Bozhi Heat Energy E

(1)

Hebei Haiqianwei Steel Pi

(1)

Hebei Hanjue Robot Tech C

(1)

Hebei Hegeshan Biotechnol

(1)

Hebei Hongli Building Dec

(1)

Hebei Institute Of Water

(1)

Hebei Jy Tech Co Ltd

(1)

Hebei Longjin Pipeline Eq

(1)

Hebei Mingtong Communicat

(1)

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(1)

Hebei Wutaigu Machinery E

(1)

Hebei Xingjie Pipe Ind Co

(1)

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(1)

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(1)

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(1)

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(1)

Henan Sixth Construction

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Henan University Of Urban

(1)

Heqin Communication Tech

(1)

Heze Emergency Man Securi

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Hezhou University

(1)

Higashio Mech Co Ltd [jp]

(1)

Hitachi-Johnson Controls

(1)

Hohai University

(1)

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Huadexing Technology (Suz

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Huawei Technologies

(1)

Hubei Day Lam Mat Co Ltd

(1)

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Hubei University of Scien

(1)

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Huizhou Huiliqin Electron

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(1)

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Inner Mongolia Shuangxin

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Inner Mongolia Yidong Gro

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Inst Of Farmland Irrigati

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Institute of Disaster Pre

(1)

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(1)

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Intelligent Manufacturing

(1)

(1)

Ji Hua Laboratory; Chaohu

(1)

Jiamusi University

(1)

(1)

Jiangnan Shipyard Group

(1)

Jiangsu Baicheng Special

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Jiangsu Dare Filter Tip M

(1)

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(1)

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(1)

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(1)

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Jomoo Kitchen & Bath

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Kangtai Plastic Science &

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Karamay Hongxing Petroleu

(1)

(1)

Kunming Prospecting Desig

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LANSO Konly (Shanghai) In

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Laser World Co Ltd

(1)

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(1)

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(1)

(1)

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Nguyen Toan T [us]; Cherk

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SCEGC No 4 Construction E

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Anhui Institute of Information Technology Seeks Patent for Pipeline Connecting Device

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Anhui Institute of Information Technology has sought patent for Pipeline Connecting Device. This invention was developed by Xing Kaisheng, Sun Huiling, Chen Xinyu, Qian Lepeng, Du Zimo and Zhang Jingwen. The patent application number is CN202511219884 20250828. The patent publication number is CN120845623..

World Intellectual Property Organization Releases Applied Mat Inc, Franke Sebastian, Vercesi Tommaso and Wells Stephen Patent Application for Evaporation Source, Deposition System ..

Pipe

| Thu 19 Mar 2026

Geneva, March 19 -- World Intellectual Property Organization has released Applied Mat Inc, Franke Sebastian, Vercesi Tommaso and Wells Stephen patent application for Evaporation Source, Deposition System and Method for Depositing a Material. The patent application number is WO2024IB58644 20240905. The patent publication numb..

CEEC Technology Development and China Energy Construction Digital Tech Group Co Ltd Submit Chinese Patent Application for Calculation Method for Pipe Blowing Coefficient of Compres..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- CEEC Technology Development and China Energy Construction Digital Tech Group Co Ltd have submitted a patent application for Calculation Method for Pipe Blowing Coefficient of Compressed Air Energy Storage Power Station by Pressure Stabilization Method. This invention was developed by Li Zhangsheng, Chen Lu, ..

Tianyuan Construction Group and Laobinglaobing Shandong Construction Group Co Ltd Submit Chinese Patent Application for Electromechanical Pipeline Intelligent Layout and Collision ..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Tianyuan Construction Group and Laobinglaobing Shandong Construction Group Co Ltd have submitted a patent application for Electromechanical Pipeline Intelligent Layout and Collision Detection Method Based on Bim Model. This invention was developed by Zhao Yanyong, Ren Xiangxin, Jing Huaijie, Hou Qingting, Gu..

Jiangsu Tiejun Software Tech Co Ltd and Nantong Polytechnic College Submit Chinese Patent Application for Gas Monitoring Equipment for Intelligent Pipe Gallery

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Jiangsu Tiejun Software Tech Co Ltd and Nantong Polytechnic College have submitted a patent application for Gas Monitoring Equipment for Intelligent Pipe Gallery. This invention was developed by Huang Lujian, He Tao, Xue Jun, Zhao Qin, Hu Qiang and Wu Haifeng. The patent application number is CN2025115543..

Yangtze River Three Gorges Group Ind Development Beijing Co Ltd and China Three Gorges Submit Patent Application for Drainage Pipe Network Topological Relation Troubleshooting Meth..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Yangtze River Three Gorges Group Ind Development Beijing Co Ltd and China Three Gorges have submitted a patent application for Drainage Pipe Network Topological Relation Troubleshooting Method and System. Yin Wei, Zhao Zhichao, Wang Wanqiong, Peng Shouhai, Chen Yilin, Liu Wei and Liu Wushuang developed the i..

China State Construction Port Engineering Group and Qingdao Hailutong Eng Quality Detection Co Ltd Seek Patent for Clamping Device for Drawing Force Test of Plastic Corrugated Pipe

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- China State Construction Port Engineering Group and Qingdao Hailutong Eng Quality Detection Co Ltd have sought patent for Clamping Device for Drawing Force Test of Plastic Corrugated Pipe. This invention was developed by Cui Qifan, Lin Huiming, Yu Dongdong, Liu Shuang and Meng Lingdong. The patent applica..

Jilin University and Jilin Lianhua Pipe Ind Co Ltd Submit Chinese Patent Application for Prefabricated Heat Preservation Bell and Spigot Corrugated Reinforced Steel Cylinder Concre..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Jilin University and Jilin Lianhua Pipe Ind Co Ltd have submitted a patent application for Prefabricated Heat Preservation Bell and Spigot Corrugated Reinforced Steel Cylinder Concrete Composite Pipe and Design Method Thereof. This invention was developed by Fang Yuqiang, Zhang Ran, Yin Yue, Zuo Wenjie, Chen..

Shanghai Baoye Eng Technology Corp Ltd and Shanghai Baoye Group Corporation Submit Chinese Patent Application for Lifting Device of Oven Gas Pipeline

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shanghai Baoye Eng Technology Corp Ltd and Shanghai Baoye Group Corporation have submitted a patent application for Lifting Device of Oven Gas Pipeline. This invention was developed by Luo Wen, Guo Jianhua, Wang Jingchao and Wang Yihao. The patent application number is CN202511182320 20250822. The patent ..

Sichuan Communications Construction Group and Sichuan Guangmian Expressway Co Ltd Seek Patent for Escape Pipeline for Tunnel Construction and Mounting Method

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Sichuan Communications Construction Group and Sichuan Guangmian Expressway Co Ltd have sought patent for Escape Pipeline for Tunnel Construction and Mounting Method. This invention was developed by Zeng Yang, Liu Hongwei, Li Mao, He Zhiwen, Wang Bo, Yamato, Li Tao, Yan Shun and Li Lin. The patent applicat..

Shenzhen Honghefu Tech Co Ltd and Northeastern University Apply for Patent on Plasma Coating Device and Process for Inner Hole of Pipe

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shenzhen Honghefu Tech Co Ltd and Northeastern University have applied Chinese patent for Plasma Coating Device and Process for Inner Hole of Pipe. Liang Xianwen, Zhao Jie, Chen Minghui, Huang Bang, Chen Dali and Hou Dongwei developed it. The patent application number is CN20251131861 20250725. The patent..

National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institute Branch Apply for Patent on Steel, Preparation Meth..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institute Branch have applied Chinese patent for Steel, Preparation Method Thereof and Pipeline Steel. Zhang Duihong, Wang Weibin, Peng Shiyao, Zhou Daowu, Pei Yebin, Xu Dong, Chai Chong, C..

MCC Wukan Engineering Technology Co Ltd and MCC Wukan Zhicheng Wuhan Engineering Tech Co Ltd Seek Patent for Three-dimensional Underground Pipeline Point Automatic Modeling Method ..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- MCC Wukan Engineering Technology Co Ltd and MCC Wukan Zhicheng Wuhan Engineering Tech Co Ltd have sought patent for Three-dimensional Underground Pipeline Point Automatic Modeling Method and Device and Electronic Equipment. This invention was developed by Liu Song, Hu Weilu, Xiong Jiacheng, Yang Heng, Wang C..

Institute of Disaster Prevention Submits Patent Application for Pipeline Internal Corrosion Modeling Method Based on Curvature-containing Random Surface and Application of Pipeline..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Institute of Disaster Prevention has submitted a patent application for Pipeline Internal Corrosion Modeling Method Based on Curvature-containing Random Surface and Application of Pipeline Internal Corrosion Modeling Method. Li Ying, Liang Qinying, Sun Zhiguo, Chen Xiaoyu and Zhang Aoying developed the inven..

Kim Ju Il Seeks Patent for Position-adjustable Pipe Shoe

Pipe

| Thu 19 Mar 2026

Geneva, March 19 -- Kim Ju Il has sought patent for Position-adjustable Pipe Shoe. The patent application number is WO2025KR13437 20250902. The patent publication number is WO2026054462 (A1). International Patent Classification codes are F16F15/08, F16L3/01, F16L3/18 and F16L3/24.

KB Intellectual Property GmbH & Co KG Applies for Patent on a Detection Device and a Detection Method for Detecting a Hose Burst or Breakage of a Brake Hose in a Pneumatic Brake Sy..

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- KB Intellectual Property GmbH & Co KG has applied WIPO patent for a Detection Device and a Detection Method for Detecting a Hose Burst or Breakage of a Brake Hose in a Pneumatic Brake System. Purwins Claudia, Balogh Barnabas and Juhasz Alexandra developed it. The patent application number is WO2025EP73856 ..

World Intellectual Property Organization Publishes KB Intellectual Property GmbH & Co KG Patent Application for a Detection Device and a Detection Method for Detecting a Hose Burst..

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- World Intellectual Property Organization has published KB Intellectual Property GmbH & Co KG patent application for a Detection Device and a Detection Method for Detecting a Hose Burst or Breakage of a Brake Hose in a Pneumatic Brake System. The invention was developed by Purwins Claudia and Balogh Barnabas. ..

State Intellectual Property Office of China Publishes Anhui Kemeng Electronic Technology Patent Application for Underground Pipeline Detector with Pipeline Depth Automatic Measurem..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published Anhui Kemeng Electronic Technology patent application for Underground Pipeline Detector with Pipeline Depth Automatic Measurement Function. The invention was developed by Zhao Haiqing and Song Wenlai. The patent application number is CN202510988257 2..

State Intellectual Property Office of China Publishes Guangzhou Nanwang Scientific Research Technology Patent Application for Magnetic Detection Device and Pipeline Detection Syste..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published Guangzhou Nanwang Scientific Research Technology patent application for Magnetic Detection Device and Pipeline Detection System. The invention was developed by Li Guo, Liao Chujing, Yuan Xiaokai, Zhu Yuanyang and Huang Shiping. The patent application..

CNNC Nuclear Power Operation Management Applies for Patent on Bolt Fixing Type Heat Casing Pipe Structure

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- CNNC Nuclear Power Operation Management has applied Chinese patent for Bolt Fixing Type Heat Casing Pipe Structure. Zhou Wei, Fan Weifeng, Zhu Changrong, Qi Hongchang and He Shaohua developed it. The patent application number is CN202511324965 20250917. The patent publication number is CN120854006 (A). Inte..

Solaris Inc Seeks Patent for Pipe Cleaning Robot

Pipe

| Thu 19 Mar 2026

Geneva, March 19 -- Solaris Inc has sought patent for Pipe Cleaning Robot. This invention was developed by Watanabe Itaru, Tagami Kengo and Yokoyama Kazuya. The patent application number is WO2025JP30985 20250902. The patent publication number is WO2026053958 (A1). International Patent Classification code is B08B9/049.

Shandong Yingtong Ruichi Technology Seeks Patent for Underground Pipeline Potential Safety Hazard Assessment System Based on Geographic Information and Control Method Thereof

Pipe

| Wed 18 Mar 2026

Beijing, March 19 -- Shandong Yingtong Ruichi Technology has sought patent for Underground Pipeline Potential Safety Hazard Assessment System Based on Geographic Information and Control Method Thereof. This invention was developed by Zhang Qiang and Wang Di. The patent application number is CN202510922309 20250704. The patent p..

World Intellectual Property Organization Receives Reiss Volker Patent Application for Concrete Pipe Having at Least One Reinforcement, Method for Producing a Concrete Pipe Having a..

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- World Intellectual Property Organization has received Reiss Volker patent application for Concrete Pipe Having at Least One Reinforcement, Method for Producing a Concrete Pipe Having at Least One Reinforcement, and Use of at Least One Part of a Reinforcement of a Concrete Pipe. Reiss Volker developed the inve..

Sogefi Air & Cooling Submits WIPO Patent Application for Joining Mechanism for Joining a Male-type Pipe End and a Female-type Pipe End

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- Sogefi Air & Cooling has submitted a patent application for Joining Mechanism for Joining a Male-type Pipe End and a Female-type Pipe End. This invention was developed by Andres Michel and Colin Boris. The patent application number is WO2025EP72377 20250804. The patent publication number is WO2026052301 (A..

Jining Sihe Heat Supply Co Ltd Submits Chinese Patent Application for Self-adaptive Control High-temperature Water Heat Supply Pipe Network Intelligent Regulation and Control Metho..

Pipe

| Wed 18 Mar 2026

Beijing, March 19 -- Jining Sihe Heat Supply Co Ltd has submitted a patent application for Self-adaptive Control High-temperature Water Heat Supply Pipe Network Intelligent Regulation and Control Method and System. This invention was developed by Yu Huijun, Chen Teng and Gu Haoran. The patent application number is CN202511043..

State Intellectual Property Office of China Receives CSSC Huangpu Wenchong Shipbuilding Patent Application for Automatic Discharging Method and System for Ship Pipe Sections

Pipe

| Wed 18 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received CSSC Huangpu Wenchong Shipbuilding patent application for Automatic Discharging Method and System for Ship Pipe Sections. Wu Wangzhuo, Xiao Danping, Qian Jiaxin and Liu Lianhong developed the invention. The patent application number is CN202510938365 ..

Schmidt Jan Submits Patent Application for Heat Transfer Fluid for the Pipeline System of a Heat Transfer Device, and Use of Such a Heat Transfer Fluid in a Heating Circuit

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- Schmidt Jan has submitted a patent application for Heat Transfer Fluid for the Pipeline System of a Heat Transfer Device, and Use of Such a Heat Transfer Fluid in a Heating Circuit. The patent application number is WO2025DE100834 20250902. The patent publication number is WO2026052185 (A1). International ..

Zhejiang Shuangsen Metal Tech Co Ltd Submits WIPO Patent Application for Austenitic Stainless Steel Pipe Bending Performance Testing Mechanism

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- Zhejiang Shuangsen Metal Tech Co Ltd has submitted a patent application for Austenitic Stainless Steel Pipe Bending Performance Testing Mechanism. This invention was developed by Hu Qinjun, Duan Congjun, Chen Dishu and Lin Qingsong. The patent application number is WO2024CN134198 20241125. The patent publi..

State Intellectual Property Office of China Publishes Chongqing Yufa Water Conservancy Science Res Institute Co Ltd Patent Application for Long-distance Water Conveying Pipeline Fl..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published Chongqing Yufa Water Conservancy Science Res Institute Co Ltd patent application for Long-distance Water Conveying Pipeline Flow Monitoring Method Fused with Terrain Dynamic Compensation. The invention was developed by Sun Zhiwei, Luo Jian, Chen Yutia..

5ELEM Hi-Tech Files Chinese Patent Application for Repair Monitoring Method for Pipeline Repair Sealing Joint

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- 5ELEM Hi-Tech has filed a patent application for Repair Monitoring Method for Pipeline Repair Sealing Joint. This invention was developed by Wang Jianhui, Wang Yuanyuan, Luan Wenlong, Wang Zhiqi, Schaeuwen, Qin Qingwu and Sha Yuehua. The patent application number is CN202510890252 20250630. The patent publi..

Zhejiang Aoxin Instr Co Ltd Files Chinese Patent Application for Remote Maintenance and Diagnosis System for Pipeline Type Ultrasonic Flowmeter

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Zhejiang Aoxin Instr Co Ltd has filed a patent application for Remote Maintenance and Diagnosis System for Pipeline Type Ultrasonic Flowmeter. This invention was developed by Zhang Yu, Fan Shuwei, Liu Yuan, Fan Shumiao, Bai Fan, Fan Shuji, Yao Riyang and Gan Xianxiang. The patent application number is CN2..

Ji Hua Laboratory and Chaohua Tech Foshan Co Ltd Seek Patent for Copper Pipe Drawing Inner Film Oil Composition and Preparation Method Thereof

Pipe

| Wed 18 Mar 2026

Beijing, March 18 -- Ji Hua Laboratory and Chaohua Tech Foshan Co Ltd have sought patent for Copper Pipe Drawing Inner Film Oil Composition and Preparation Method Thereof. This invention was developed by Liang Jinying, He Liu, Lu Fei, Li Xiaolei and Wu Demin. The patent application number is CN202510882220 20250627. The paten..

Subsea 7 Do Brasil Servicos Ltda Seeks Patent for Design Tool for Pipeline Operational Procedures

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- Subsea 7 Do Brasil Servicos Ltda has sought patent for Design Tool for Pipeline Operational Procedures. This invention was developed by Oliveira Maurício Suarez De, Castro Vinicius Moreira De, Teixeira Érik Paim, Santos Alexandre De Souza Da Rocha, Costa Leonam Akira Ferreira Da and Barbosa Nicholas Miranda..

State Intellectual Property Office of China Receives Harbin Turbine and Hadian Power Equipment National Engineering Res Center Co Ltd Patent Application for Device and Method for M..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received Harbin Turbine and Hadian Power Equipment National Engineering Res Center Co Ltd patent application for Device and Method for Measuring Inner Diameter of Pipe Hole. Liu Xuefeng, Tian Jiaqing, Yuan Wanpeng, Zhu Yandong, Ma Depeng, Shi Yu and Zhang Hongm..

State Intellectual Property Office of China Releases Jiangxi Avonflow Hvac Tech Co Ltd Patent Application for Towel Rack Laser Pipe Cutting Size Automatic Detection Device and Dete..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has released Jiangxi Avonflow Hvac Tech Co Ltd patent application for Towel Rack Laser Pipe Cutting Size Automatic Detection Device and Detection Method. This invention was developed by Wu Jianbin and Zhang Wei. The patent application number is CN202511152367 20..

CGN Clean Energy Tech Shanghai Co Ltd Submits Chinese Patent Application for Casing Pipe Type Heat Exchange Structure, Heat Exchanger and Heat Exchange System

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- CGN Clean Energy Tech Shanghai Co Ltd has submitted a patent application for Casing Pipe Type Heat Exchange Structure, Heat Exchanger and Heat Exchange System. This invention was developed by Zhang Qinghong, Ren Hongbing, Zhang Jianpu, Zhou Meiwu, Zhang Zheng, Chen Liang, Shang Ertao, Qin Chengjun, Mao Kaiho..

State Intellectual Property Office of China Publishes BSH Electrical Appliances (Jiangsu) Patent Application for Wavy Fin and Coiled Pipe Condenser

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published BSH Electrical Appliances (Jiangsu) patent application for Wavy Fin and Coiled Pipe Condenser. The invention was developed by Wang Huake, Molnar Andreas, Rommel Timo, Xu Jian, Lan Zhaozhong, Hong Wencheng and Xu Qiao. The patent application number is..

Shenzhen Yunlu New Energy Co Ltd Applies for Patent on Liquid Metal Heat Pipe Liquid Filling Control System Based on Graphitization Furnace Waste Heat Utilization

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shenzhen Yunlu New Energy Co Ltd has applied Chinese patent for Liquid Metal Heat Pipe Liquid Filling Control System Based on Graphitization Furnace Waste Heat Utilization. Duan Wujun, Jiang Yongli, Shi Yujun, Zhou Mingjun, Huang Rongguo, Zhou Changjian, Wang Wei and Qin Min developed it. The patent appli..

Jilin University Seeks Patent for Method for Enhancing Forward Modeling Data of Underground Pipeline of Residential Area

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Jilin University has sought patent for Method for Enhancing Forward Modeling Data of Underground Pipeline of Residential Area. This invention was developed by Cao Yinghui, Yu Shihang, Ouyang Dantong, He Lili and Bai Hongtao. The patent application number is CN202510766665 20250610. The patent publication nu..

State Intellectual Property Office of China Releases Qingdao Energy China Resources Gas Co Ltd North Gas Branch and Baoding Chichengqianli Science & Tech Co Ltd Patent Application ..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has released Qingdao Energy China Resources Gas Co Ltd North Gas Branch and Baoding Chichengqianli Science & Tech Co Ltd patent application for Mode Recognition Type Metal Pipeline Anti-corrosion Layer Quality Detection Device and System. This invention was develop..

State Intellectual Property Office of China Releases Shaanxi Jiubaisheng Environmental Protection Tech Co Ltd Patent Application for Thermal Insulation Performance Detection Device..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has released Shaanxi Jiubaisheng Environmental Protection Tech Co Ltd patent application for Thermal Insulation Performance Detection Device for Thermal Insulation Pipe Fitting. This invention was developed by Zhang Hongxiang, Zhang Hongyu and Shi Xuejun. The pa..

Liuzhou Iron & Steel Submits Chinese Patent Application for Thermal Insulation and Heat Preservation Method for Lower Groove Short Pipe of RH Refining Furnace

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Liuzhou Iron & Steel has submitted a patent application for Thermal Insulation and Heat Preservation Method for Lower Groove Short Pipe of RH Refining Furnace. This invention was developed by Liu Yang, Zhou Congrui, Chen Youcao, Wen Zhen, Liang Zhihua, Ai Ruilin, Zhu Yanyi and Cao Weixian. The patent appl..

World Intellectual Property Organization Releases CCCC Third Harbour Engineering Patent Application for Method for Joining and Launching Long and Large-diameter Pipeline

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- World Intellectual Property Organization has released CCCC Third Harbour Engineering patent application for Method for Joining and Launching Long and Large-diameter Pipeline. This invention was developed by Su Maosen, Tang Fangming, Xue Hongwei, Wu Yifan, Chang Xiao, Wang Zepeng and Wang Jiahao. The patent a..

Huawei Technologies Submits Patent Application for Heat Pipe Member, Three-dimensional Vapor Chamber Module, Heat Dissipation Apparatus, and Electronic Device

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- Huawei Technologies has submitted a patent application for Heat Pipe Member, Three-dimensional Vapor Chamber Module, Heat Dissipation Apparatus, and Electronic Device. Wu Buwei, Chen Long, Liu Chaorong and Nie Cong developed the invention. The patent application number is WO2025CN93479 20250508. The patent p..

Institute Of Farmland Irrigation Of Caas Submits WIPO Patent Application for Apparatus and Method for Rapid On-site Testing of Plastic Pipe Dimensional Specifications

Pipe

| Wed 18 Mar 2026

Geneva, March 19 -- Institute Of Farmland Irrigation Of Caas has submitted a patent application for Apparatus and Method for Rapid On-site Testing of Plastic Pipe Dimensional Specifications. This invention was developed by Xue Mengyun, Wang Guowei, Han Qibiao, Li Rui, Sun Hao, Li Hui, Wang Mengyang and Guan Saisai. The patent..

China Dalian Kehua Heating Pipe Co Ltd Submits Chinese Patent Application for Intelligent Diagnosis Method for Pressure Abnormity of Directly-buried Steam Pipeline

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- China Dalian Kehua Heating Pipe Co Ltd has submitted a patent application for Intelligent Diagnosis Method for Pressure Abnormity of Directly-buried Steam Pipeline. This invention was developed by Wu Junjian, Yang Xinze, Wan Weiyan, Wang Qingbo, Liu Jiang and Yang Qiu. The patent application number is CN2..

State Intellectual Property Office of China Receives Pingxiang Ganghua Gas Co Ltd Patent Application for Fuel Gas Supply Pipeline Fault Data Acquisition System Based on SCADA (supe..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received Pingxiang Ganghua Gas Co Ltd patent application for Fuel Gas Supply Pipeline Fault Data Acquisition System Based on SCADA (supervisory Control and Data Acquisition) System. Xu Wei, Hu Li, Zeng Dan, Wu Gang, Chen Qiang and Huang Lei developed the invent..

LANSO Konly (Shanghai) Instrument Applies for Patent on Corrugated Pipe Gas Density Measuring Device

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- LANSO Konly (Shanghai) Instrument has applied Chinese patent for Corrugated Pipe Gas Density Measuring Device. Zhang Kaisheng, Zhao Dan and Huang Yuegang developed it. The patent application number is CN202511131848 20250813. The patent publication number is CN120846906 (A). International Patent Classificat..

State Intellectual Property Office of China Receives Guangdong Hexie Construction Eng Testing Co Ltd Patent Application for Constant-temperature and Constant-humidity Cable Pipelin..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received Guangdong Hexie Construction Eng Testing Co Ltd patent application for Constant-temperature and Constant-humidity Cable Pipeline Tension Detection Equipment. Yang Ruirui, Yoon Bae-woo and Li Erlong developed the invention. The patent application num..

State Intellectual Property Office of China Publishes Xuzhou Zhengyuan Water Conservancy Construction Eng Testing Co Ltd Patent Application for Hydraulic Engineering Pipeline Compr..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published Xuzhou Zhengyuan Water Conservancy Construction Eng Testing Co Ltd patent application for Hydraulic Engineering Pipeline Compression Resistance Testing Device Based on Intelligent Sensor. The invention was developed by Liu Yangyang, Wei Depeng, Hu Yua..

Hubei Day Lam Mat Co Ltd Submits Chinese Patent Application for Corrugated Pipe Tensile Property Detection Equipment

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Hubei Day Lam Mat Co Ltd has submitted a patent application for Corrugated Pipe Tensile Property Detection Equipment. This invention was developed by Liao Qiaoyan and Chen Zhixiong. The patent application number is CN202510973293 20250715. The patent publication number is CN120846818 (A). International Pa..

State Intellectual Property Office of China Releases Northwestern Polytechnical University Patent Application for Device and Method for Testing Circumferential Tensile Property of ..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has released Northwestern Polytechnical University patent application for Device and Method for Testing Circumferential Tensile Property of Pipe. This invention was developed by Yue Yifan, Wang Bo, Chen Bo, Zhang Chengyu, Suo Tao and Li Yulong. The patent applicat..

AECC Shenyang Engine Research Institute Submits Chinese Patent Application for Acoustic Modal Analysis Method for Rotary Acoustic Test Rake Pipeline

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- AECC Shenyang Engine Research Institute has submitted a patent application for Acoustic Modal Analysis Method for Rotary Acoustic Test Rake Pipeline. This invention was developed by Xu Zhiyuan, Wang Meng, Yang Mingsui, Yan Liqi, Xu Weijian, Wang Di, Wu Hui and Huang Mingming. The patent application number i..

State Intellectual Property Office of China Receives Powerchina Huadong Engineering Corporation Patent Application for Small Pipe Section Component Connecting Structure, Photovolta..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received Powerchina Huadong Engineering Corporation patent application for Small Pipe Section Component Connecting Structure, Photovoltaic Support and Connecting Method. Wang Heng, Yang Shuanglong, Wang Xin, Wang Jiachang, Yang Jiang, He Jie, Zhang Yapeng, Shi ..

Hubei University of Science and Technology Applies for Patent on Electromagnetic Connecting Device and Method for Low-conductivity Metal Pipe Fittings

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Hubei University of Science and Technology has applied Chinese patent for Electromagnetic Connecting Device and Method for Low-conductivity Metal Pipe Fittings. Ouyang Shaowei, Wang Yang, Geng Huihui, Deng Fangxiong, Kang Chan and Liu Fangmei developed it. The patent application number is CN202511220723 202..

Jinan Hengpeng Machinery Co Ltd Submits Chinese Patent Application for Welded Pipe Surface Defect Detection Method Based on Robot Visual Inspection

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Jinan Hengpeng Machinery Co Ltd has submitted a patent application for Welded Pipe Surface Defect Detection Method Based on Robot Visual Inspection. This invention was developed by Ma Xiaowei, Wang Xuechao, Xu Wenqi, Wang Shiliang, Song Zaifeng, Li Bin and Zhao Yong. The patent application number is CN202..

Zhongnan Construction Group Co Ltd Submits Chinese Patent Application for Prefabricated Pipe Pile Construction Quality Monitoring Method and Equipment Under Complex Geological Cond..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Zhongnan Construction Group Co Ltd has submitted a patent application for Prefabricated Pipe Pile Construction Quality Monitoring Method and Equipment Under Complex Geological Conditions. This invention was developed by Zhang Jun, Huang Yu, Liao Huarong and Wang Zuo. The patent application number is CN202..

World Intellectual Property Organization Releases Air IP Holdings Ltd Patent Application for Water Pipe

Pipe

| Thu 19 Mar 2026

Geneva, March 19 -- World Intellectual Property Organization has released Air IP Holdings Ltd patent application for Water Pipe. This invention was developed by Mcveigh Brian and Sheng Teo Boon. The patent application number is WO2025IB58914 20250904. The patent publication number is WO2026053144 (A1). International Patent Cl..

Tibet Datang Zhala Hydropower Dev Co Ltd Submits Patent Application for Method for Establishing Water Distribution Ring Pipe Cfd Analysis Block Structured Grid

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Tibet Datang Zhala Hydropower Dev Co Ltd has submitted a patent application for Method for Establishing Water Distribution Ring Pipe Cfd Analysis Block Structured Grid. Deng Feiyuan, He Feng, Liu Zhendong, Hu Dinghui, Luo Xiaobing, Liu Fei, Li Guiquan and He Changyan developed the invention. The patent ap..

Beijing Deliheng Tech Development Co Ltd Files Chinese Patent Application for Data Processing Method for Pipe Network Balance Debugging Based on Pressure Waves

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Beijing Deliheng Tech Development Co Ltd has filed a patent application for Data Processing Method for Pipe Network Balance Debugging Based on Pressure Waves. This invention was developed by Wang Bin, Sachihiro, Qiao Guanbin, Shi Keyao and Yu Haomin. The patent application number is CN202511358169 2025092..

Shenzhen University Files Chinese Patent Application for Close Top Pipe Structure Evaluation Method and Device, Electronic Equipment and Storage Medium

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shenzhen University has filed a patent application for Close Top Pipe Structure Evaluation Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Qiu Tong, Wu Beiyu, He Qiufeng, Chen Xiangsheng, Li Ran, Rao Wei, Wu Jianqiu, Huang Jiahuan, Ye Kaibin, Chen Kunyang and Chen ..

China 22MCC Group Corporation Submits Chinese Patent Application for Humidity Response Type Topological Optimization Pipe Network Structure Preparation Method Based on 4D Printing

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- China 22MCC Group Corporation has submitted a patent application for Humidity Response Type Topological Optimization Pipe Network Structure Preparation Method Based on 4D Printing. This invention was developed by Hu Chunyu, Jiang Feng and Cao Yue. The patent application number is CN202510995589 20250718. ..

Beihang University Seeks Patent for Aero-engine Pipeline Welding Method Combined with Thermal Strong Coupling Numerical Analysis

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Beihang University has sought patent for Aero-engine Pipeline Welding Method Combined with Thermal Strong Coupling Numerical Analysis. This invention was developed by Fan Jiang, Li Wujia, Wang Xin, Gao Dongwu, Meng Qingze, Su Yumin, Zhao Wang and Guo Zhaoqing. The patent application number is CN202510739541..

Jiangnan Shipyard Group Submits Chinese Patent Application for Modeling Method of Pipe Support

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Jiangnan Shipyard Group has submitted a patent application for Modeling Method of Pipe Support. This invention was developed by Yu Yan, Shan Xiaofen, Wang Jian, Li Ji, Zhang Xuanhui, Yang Yigan, Zhang Xin, Wang Yan, Tang Neng and Wang Changxin. The patent application number is CN202510868645 20250626. The p..

China Ship Scientific Research Center Submits Patent Application for Impedance Matching Design Method for Ship Pipeline and Vibration Isolation Coupling Vibration

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- China Ship Scientific Research Center has submitted a patent application for Impedance Matching Design Method for Ship Pipeline and Vibration Isolation Coupling Vibration. Wu Jianghai, Yin Zhiyong, Xu Shuhao and Duan Yong developed the invention. The patent application number is CN202510921945 20250704. The..

State Intellectual Property Office of China Publishes CCCC Shanghai Dredging Patent Application for Steel Pipe Pile Guide Frame Construction State Real-time Monitoring System and M..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published CCCC Shanghai Dredging patent application for Steel Pipe Pile Guide Frame Construction State Real-time Monitoring System and Method. The invention was developed by Li Kang, Xu Jiaqi, Zhang Qiang, Zhang Kun, Lee Dae-bong, Liu Jiaxun and Zhang Liang. T..

State Intellectual Property Office of China Publishes Zhejiang Chuanyan Environmental Tech Co Ltd Patent Application for Pipe Network Node Elevation Anomaly Identification Method, ..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published Zhejiang Chuanyan Environmental Tech Co Ltd patent application for Pipe Network Node Elevation Anomaly Identification Method, Electronic Equipment and Computer Readable Medium. The invention was developed by Sun Wudong. The patent application numbe..

Tianjin Kingleed Tech Co Ltd Applies for Patent on Pipe Network Blockage Detection Method and Device Based on Ultrasonic Water Meter, Server and Medium

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Tianjin Kingleed Tech Co Ltd has applied Chinese patent for Pipe Network Blockage Detection Method and Device Based on Ultrasonic Water Meter, Server and Medium. Wang Suixia, Yuan Dongping, Gao Lihang, Zhou Yanyan and Wang Guoyang developed it. The patent application number is CN202511349832 20250922. The..

Inner Mongolia Shuangxin Mining Co Ltd Submits Chinese Patent Application for Fine Calculation Method for Thermodynamic Equilibrium of Secondary Pipe Network

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Inner Mongolia Shuangxin Mining Co Ltd has submitted a patent application for Fine Calculation Method for Thermodynamic Equilibrium of Secondary Pipe Network. This invention was developed by Li Xin, Yu Bo, Ren Hailong, Yang Jigen, Wu Chenyang, Du Yuejiao, Geng Bin, Yang Yuanlong, Zhu Fengrui, Du Dongxing, Ch..

Jiangsu Shangling Intelligent Electrical Appliance Co Ltd Seeks Patent for Structure and Method for Preventing Liquid Leakage During Discharging of Drain Pipe for Foaming of Refrig..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Jiangsu Shangling Intelligent Electrical Appliance Co Ltd has sought patent for Structure and Method for Preventing Liquid Leakage During Discharging of Drain Pipe for Foaming of Refrigerator Body. This invention was developed by Wei Pengsheng, Luo Hejun, Yang Bailin and Wang Pengcheng. The patent applica..

Shanghai Xiaoer Tech Co Ltd Applies for Patent on Geothermal Power Generation Pipe

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shanghai Xiaoer Tech Co Ltd has applied Chinese patent for Geothermal Power Generation Pipe. Yang Yongguo, Shi Yucang and Sun Hua developed it. The patent application number is CN202410512995 20240426. The patent publication number is CN120845943 (A). International Patent Classification codes are F24T10/1..

Huaneng Jiaxiang Power Generation Co Ltd Applies for Patent on Method, Device and Equipment for Preventing Leakage of Clamping Pipe of Platen Reheater of Subcritical Boiler

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Huaneng Jiaxiang Power Generation Co Ltd has applied Chinese patent for Method, Device and Equipment for Preventing Leakage of Clamping Pipe of Platen Reheater of Subcritical Boiler. Zhou Jie developed it. The patent application number is CN202510967086 20250714. The patent publication number is CN1208457..

State Intellectual Property Office of China Receives Huadian Luntai Thermoelectricity and Huadian Electric Power Research Institute Patent Application for Method, Device and System..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received Huadian Luntai Thermoelectricity and Huadian Electric Power Research Institute patent application for Method, Device and System for Cleaning Oxide Skin in High-temperature Pipe. Wang Lei, Jin Zhiguo, Zhang Baikai, Liu Junwu, Li Hongbo, Wei Chengji, Xi ..

Jiangsu Shunbang Pipe Industry Tech Co Ltd Submits Chinese Patent Application for Composite Hose Structure for Fuel Gas Conveying

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Jiangsu Shunbang Pipe Industry Tech Co Ltd has submitted a patent application for Composite Hose Structure for Fuel Gas Conveying. This invention was developed by Liu Lin, Wu Yueying, Qian Yunfang and Dong Qing. The patent application number is CN202511340270 20250919. The patent publication number is CN1..

State Intellectual Property Office of China Publishes Wuhan Digital Construction Industry Tech Research Institute Co Ltd Patent Application for Water Supply Pipeline Temperature Le..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published Wuhan Digital Construction Industry Tech Research Institute Co Ltd patent application for Water Supply Pipeline Temperature Leakage Detection Method Based on Distributed Optical Fibers. The invention was developed by Wei Ran, Jiang Wei and Zhou Ao. ..

State Intellectual Property Office of China Releases Ningbo Donghai Group Corp and Ningbo Dongtai Water Tech Co Ltd Patent Application for Method for Judging Stock Leakage of Water..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has released Ningbo Donghai Group Corp and Ningbo Dongtai Water Tech Co Ltd patent application for Method for Judging Stock Leakage of Water Supply Pipe Network Based on DMA (direct Memory Access) Night Water Volume. This invention was developed by Bei Yijun, Zhang..

State Intellectual Property Office of China Publishes Zhonghe Zhibiao Tech Consulting Beijing Co Ltd Patent Application for Device and System for Monitoring Stress State of Oil and..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published Zhonghe Zhibiao Tech Consulting Beijing Co Ltd patent application for Device and System for Monitoring Stress State of Oil and Gas Pipeline in Real Time. The invention was developed by Zang Chuan, Wang Yuhang and Li Hui. The patent application numb..

Wuxi Petrochemical Parts Factory Co Ltd Submits Patent Application for Combined Type Pipeline Filtering Silencer

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Wuxi Petrochemical Parts Factory Co Ltd has submitted a patent application for Combined Type Pipeline Filtering Silencer. Wu Jin developed the invention. The patent application number is CN20251159943 20250730. The patent publication number is CN120845679 (A). International Patent Classification codes are..

Zhongdianhuayan Xuzhou Hydrogen Energy Tech Co Ltd Applies for Patent on Solid Hydrogen Storage Bottle with Internal Heat Exchange Coupled Heat Pipe

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Zhongdianhuayan Xuzhou Hydrogen Energy Tech Co Ltd has applied Chinese patent for Solid Hydrogen Storage Bottle with Internal Heat Exchange Coupled Heat Pipe. Chen Xuan, Liu Yanjun, Liu Wencheng, Cao Dongdong, Li Haoran and Qi Jian developed it. The patent application number is CN202511217226 20250828. Th..

Anhui Huasheng Detection Tech Submits Chinese Patent Application for Thermal Insulation Layer Pipeline PA Penetration Detection Device and Process

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Anhui Huasheng Detection Tech has submitted a patent application for Thermal Insulation Layer Pipeline PA Penetration Detection Device and Process. This invention was developed by Cao Zipei, Zou Huangchao, Xiong Xinhui, Wang Pengfei, Ding Shiqin and Li Kuahai. The patent application number is CN2025112929..

Shandong Juneng Holding Group Co Ltd Seeks Patent for Preparation Method of Aerogel Thermal Insulation Pipe for Thermal Insulation

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shandong Juneng Holding Group Co Ltd has sought patent for Preparation Method of Aerogel Thermal Insulation Pipe for Thermal Insulation. This invention was developed by Zhang Jianpu, Wang Fuxia and Feng Qingxia. The patent application number is CN20251158221 20250730. The patent publication number is CN12..

Shenyang Lujie Pipeline Inspection Co Ltd Applies for Patent on Gas-electric Hybrid Power Newly-built Pipeline On-line Internal Detection System

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shenyang Lujie Pipeline Inspection Co Ltd has applied Chinese patent for Gas-electric Hybrid Power Newly-built Pipeline On-line Internal Detection System. Yang Lu and Yang Lijian developed it. The patent application number is CN202511230707 20250829. The patent publication number is CN120845632 (A). Inter..

Ronghong Construction Eng Group Co Ltd Seeks Patent for Non-excavation Repairing Method for Ultraviolet Curing Lining of Drainage Pipeline

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Ronghong Construction Eng Group Co Ltd has sought patent for Non-excavation Repairing Method for Ultraviolet Curing Lining of Drainage Pipeline. This invention was developed by Lin Gengbin, Li Haihong, Mo Quanzong, Chen Zhouzhou, Wu Guangjun, Zhong Liwen, Li Shaopeng, Yang Rujuan, Li Yumei, Xue Shoubin, Cai ..

State Intellectual Property Office of China Releases Beijing Beiran Huanneng Engineering Tech Co Ltd and Tianjin Polytechnic University Patent Application for Tubular Textile Linin..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has released Beijing Beiran Huanneng Engineering Tech Co Ltd and Tianjin Polytechnic University patent application for Tubular Textile Lining Material for Repairing Heat Distribution Pipeline as Well as Preparation Method and Application of Tubular Textile Lining M..

State Intellectual Property Office of China Publishes MCC5 Group Shanghai Corporation Patent Application for Leakage Point Processing Method for Large-diameter Gas Pipeline Compens..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published MCC5 Group Shanghai Corporation patent application for Leakage Point Processing Method for Large-diameter Gas Pipeline Compensator. The invention was developed by Cheng Jianhua, Wen Hongbo and Ma Shangju. The patent application number is CN2025118367..

Baoshili Shanghai New Material Technology Submits Patent Application for Efficient Connecting and Self-cleaning Integrated Device for Ultrapure PFA Pipe Fitting

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Baoshili Shanghai New Material Technology has submitted a patent application for Efficient Connecting and Self-cleaning Integrated Device for Ultrapure PFA Pipe Fitting. Ma Chuanshun developed the invention. The patent application number is CN202511283470 20250909. The patent publication number is CN1208456..

State Intellectual Property Office of China Receives Sichaun Ziqiang Tech Co Ltd Patent Application for Novel Flanged Wear-resistant Double-sealing High-pressure Joint for Non-meta..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received Sichaun Ziqiang Tech Co Ltd patent application for Novel Flanged Wear-resistant Double-sealing High-pressure Joint for Non-metal Composite Pipe. Xu Ronghui, Zhao Yijia, Xu Zhengyang, Chen Gongli, Deng Tianrui, Zou Xiumin and Zhao Yong developed the inv..

Kangtai Plastic Science & Machinery Seeks Patent for Pe Gas Pipe Easy to Weld

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Kangtai Plastic Science & Machinery has sought patent for Pe Gas Pipe Easy to Weld. This invention was developed by Lin Huihui, Lin Yunqing, Zhang Shuangquan, Hao Hongbo and Wang Yijing. The patent application number is CN202511380062 20250925. The patent publication number is CN120845617 (A). International..

Fujian Ruirong Environmental Protection Tech Co Ltd Applies for Patent on Water Conveying Pipeline for Industrial Wastewater Treatment

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Fujian Ruirong Environmental Protection Tech Co Ltd has applied Chinese patent for Water Conveying Pipeline for Industrial Wastewater Treatment. Zhong Yanzhen developed it. The patent application number is CN202511373639 20250925. The patent publication number is CN120845615 (A). International Patent Clas..

Shanghai Guangchuan Technology Applies for Patent on Pipeline Corner Protection Sleeve and Assembling and Disassembling Method Thereof

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shanghai Guangchuan Technology has applied Chinese patent for Pipeline Corner Protection Sleeve and Assembling and Disassembling Method Thereof. Fang Kai and Liu Rui developed it. The patent application number is CN202511112998 20250810. The patent publication number is CN120845614 (A). International Pate..

State Intellectual Property Office of China Publishes Zhejiang Gaoao Sanitary Ware Company Ltd Patent Application for Faucet Water Inlet Pipe Quick Release Structure Capable of Pre..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has published Zhejiang Gaoao Sanitary Ware Company Ltd patent application for Faucet Water Inlet Pipe Quick Release Structure Capable of Preventing Misoperation. The invention was developed by Jiang Feilong and Wu Haihong. The patent application number is CN2025..

Hunan Ruida Eng Construction Co Ltd Applies for Patent on Segmented Sealing Connection Structure of Inclined Horizontal Pipe for Reservoir Water Delivery

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Hunan Ruida Eng Construction Co Ltd has applied Chinese patent for Segmented Sealing Connection Structure of Inclined Horizontal Pipe for Reservoir Water Delivery. Luo Litie, Liao Yuxiang, Fang Xiaoqing, He Jiaoliang, Hu Kun, Ouyang Xinwen, Liu Zhong, Zhou Qun, Cai Liping and Zhou Qi developed it. The pat..

State Intellectual Property Office of China Releases Zhejiang Fengye Pipe Industry Technology Patent Application for Pipeline Device and Method Assembled on Construction Site for I..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has released Zhejiang Fengye Pipe Industry Technology patent application for Pipeline Device and Method Assembled on Construction Site for Intelligent Pipe Network. This invention was developed by Fu Zhangyu, Chen Xinyi, Zhan Feifei, Fu Xinghui, Zhou Peiyu, Zhang X..

Fujian Aogong New Mat Co Ltd Submits Patent Application for Corrugated Winding Pipe and Winding Pipe Production Process

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Fujian Aogong New Mat Co Ltd has submitted a patent application for Corrugated Winding Pipe and Winding Pipe Production Process. Wu Xiaoyun and Chen Aisheng developed the invention. The patent application number is CN202511355807 20250922. The patent publication number is CN120845603 (A). International Pa..

Changzhou Wujin Wunan Pipeline Equipment Co Ltd Submits Chinese Patent Application for Multi-stage Adjustable Pipe Support Bracket Based on Petroleum Pipeline Installation

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Changzhou Wujin Wunan Pipeline Equipment Co Ltd has submitted a patent application for Multi-stage Adjustable Pipe Support Bracket Based on Petroleum Pipeline Installation. This invention was developed by Yu Xinchun and Yu Jiapeng. The patent application number is CN202511349220 20250922. The patent publi..

State Intellectual Property Office of China Receives CCCC-FHDI Engineering Patent Application for Off-shore Section Oil and Gas Chemical Pipeline Directional Drilling Crossing Cons..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received CCCC-FHDI Engineering patent application for Off-shore Section Oil and Gas Chemical Pipeline Directional Drilling Crossing Construction Back Dragging Method. Li Junhong, Niu Honglin, Xiang Song, Wang Kai and Tan Jianyun developed the invention. The pa..

State Intellectual Property Office of China Receives Zhengzhou New Dafang Heavy Industries & Tech Co Ltd Patent Application for Action Mechanism and Hydraulic System of Pipe Aligni..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has received Zhengzhou New Dafang Heavy Industries & Tech Co Ltd patent application for Action Mechanism and Hydraulic System of Pipe Aligning Vehicle. Sun Yongsheng, Li Rui, Yao Liangquan, Zhao Dongyuan, Guan Xiaoxing, Wang Yakai, Zhang Sheng, Fu Zhiyuan, Lei Ming..

Shanghai Xinli Power Equipment Inst Submits Chinese Patent Application for High-pressure Embedded Blanking Cap Assembly for Solid Rocket Engine Jet Pipe

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Shanghai Xinli Power Equipment Inst has submitted a patent application for High-pressure Embedded Blanking Cap Assembly for Solid Rocket Engine Jet Pipe. This invention was developed by Lin Shuai, Lu Yizhi, Dong Wenbo, Chen Zhenyang and Wang Tiehan. The patent application number is CN202510932439 20250707..

State Intellectual Property Office of China Releases Shanghai Foundation Engineering Group Patent Application for Anti-leakage Grouting Joint Pipe for Shield Tunnel Lining Segment ..

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- State Intellectual Property Office of China has released Shanghai Foundation Engineering Group patent application for Anti-leakage Grouting Joint Pipe for Shield Tunnel Lining Segment Secondary Grouting. This invention was developed by Shi Haibo, Zheng Shixing, Lu Zheng, Li Changtao, Zhao Wenqiang, Liu Zhiyu..

Zou Zhen Applies for Patent on Electric Power Pipe Jacking Tunnel Composite Lining Structure and Self-adaptive Waterproof and Bolt Positioning Method Thereof

Pipe

| Thu 19 Mar 2026

Beijing, March 19 -- Zou Zhen has applied Chinese patent for Electric Power Pipe Jacking Tunnel Composite Lining Structure and Self-adaptive Waterproof and Bolt Positioning Method Thereof. Zou Zhen developed it. The patent application number is CN20251165350 20250731. The patent publication number is CN120845067 (A). Internat..

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