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09:10:38 Thu 30 Apr 2026

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Dalian Cosco Shipping Hea

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(3)

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(3)

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(3)

(3)

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(2)

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(2)

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(2)

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(2)

(2)

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(2)

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(1)

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(1)

(1)

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(1)

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(1)

(1)

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(1)

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(1)

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Ganyeah Holding Group Co

(1)

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(1)

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(1)

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(1)

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(1)

Guangdong Global Pipe Net

(1)

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(1)

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Guangzhou Mayer Corp Ltd

(1)

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(1)

Guilin University of Tech

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(1)

Hangyu Zhizao Beijing Eng

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Hangzhou Linan Rongsheng

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Hangzhou Quanjiang Transf

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Hangzhou Underground Pipe

(1)

(1)

Harbin Engineering Univer

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(1)

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(1)

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(1)

Hebei Tongli Automatic Co

(1)

Hebei University of Engin

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(1)

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(1)

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Hynertech Co Ltd

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INA Acquisition

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(1)

(1)

(1)

Inner Mongolia University

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(1)

(1)

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Lenros Build Eng Co Ltd

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(1)

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Huizhou Zhonghai Hongyang Real Estate Co Ltd Applies for Patent on Miniature Steel Pipe Pile Reinforcing Method for Complex Soft Foundation Waterscape

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Huizhou Zhonghai Hongyang Real Estate Co Ltd has applied Chinese patent for Miniature Steel Pipe Pile Reinforcing Method for Complex Soft Foundation Waterscape. Dou Guangxing, Yu Junqiang, Peng Yongjian, Tang Guanggeng, Chen Congfa, Qiu Hongxi, Guo Pengpeng, Wang Zhuo, Schutes, Wu Yaojie and Gao Yansheng dev..

State Intellectual Property Office of China Releases Liaocheng Development Zone Qianfeng Pipe Ind Co Ltd Patent Application for Special-shaped Pipe Forming Compensation Method and ..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Liaocheng Development Zone Qianfeng Pipe Ind Co Ltd patent application for Special-shaped Pipe Forming Compensation Method and System Based on Digital Twinning. This invention was developed by Zhou Guangjian and Xue Lian. The patent application numb..

State Intellectual Property Office of China Publishes Eslink Computing Hangzhou Co Ltd; Goldcard Water Technology Patent Application for Water Supply Network Pipe Burst Monitoring ..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Eslink Computing Hangzhou Co Ltd; Goldcard Water Technology patent application for Water Supply Network Pipe Burst Monitoring Method. The invention was developed by Zhang Yanwu, Shen Lingxia, Zheng Chao and Wang Wenjing. The patent application numb..

State Intellectual Property Office of China Releases Hangzhou Underground Pipeline Dev Co Ltd Patent Application for Flame Detection Method and Device for Pipe Gallery Scene

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Hangzhou Underground Pipeline Dev Co Ltd patent application for Flame Detection Method and Device for Pipe Gallery Scene. This invention was developed by Gao Zihao, Chen Xinxiang, Zhou Ziheng, Chen Shijie, Yang Juanfeng, Song Zhihuan and Zhang Xinmin. ..

Beijing Qianwang Tech Co Ltd Submits Patent Application for Quality Detection Method for Highway Engineering Construction Pipe

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Beijing Qianwang Tech Co Ltd has submitted a patent application for Quality Detection Method for Highway Engineering Construction Pipe. Li Wenjuan, Xu Haining, Fang Yiwu, Shang Jili, Gong Xiaoquan, Li Yan, Zuo Suli, Liu Jianwei, Yang Yang and Liu Yazhou developed the invention. The patent application numb..

Suanmiao Tech Beijing Co Ltd Submits Chinese Patent Application for Instruction Pipeline Processing Method of Processor and Processor

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Suanmiao Tech Beijing Co Ltd has submitted a patent application for Instruction Pipeline Processing Method of Processor and Processor. This invention was developed by Wu Panwang and Yan Chao. The patent application number is CN202511404021 20250928. The patent publication number is CN121166207 (A). Intern..

Jiaxing City Special Equipment Inspection And Testing Institute Seeks Patent for Terahertz Polyethylene Pipeline Hot Melting Joint Defect Super-resolution Imaging Method Based on C..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Jiaxing City Special Equipment Inspection And Testing Institute has sought patent for Terahertz Polyethylene Pipeline Hot Melting Joint Defect Super-resolution Imaging Method Based on CBAM-ESRGAN. This invention was developed by Pan Jinping, Fan Mengbao, Son Hyun-hyun, Cao Binghua, Sun Fengshan and Li Xinqia..

Shanghai Sanlingsiling Tech Co Ltd Files Chinese Patent Application for Steam Pipe Network Energy Dissipation Distribution Method and Device, Electronic Equipment and Storage Mediu..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Shanghai Sanlingsiling Tech Co Ltd has filed a patent application for Steam Pipe Network Energy Dissipation Distribution Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Wang Zizheng, Shi Daihui, Zhang Kaiyi, Yang Xiangyang, Qin Hong, Huang Peijian and Lu Xunpu. ..

State Intellectual Property Office of China Publishes China Three Gorges and Changjiang Ecology Environmental Protection Group Patent Application for Method and System for Optimizi..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published China Three Gorges and Changjiang Ecology Environmental Protection Group patent application for Method and System for Optimizing Drainage System Pipeline Liquid Level Monitoring Equipment Under Rainfall-free Working Condition. The invention was develo..

Zhonganguangyuan Inspection And Evaluation Tech Service Co Ltd Seeks Patent for Heat Distribution Pipeline Safety Risk Assessment Method, System, Equipment and Program

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Zhonganguangyuan Inspection And Evaluation Tech Service Co Ltd has sought patent for Heat Distribution Pipeline Safety Risk Assessment Method, System, Equipment and Program. This invention was developed by Xie Xinran, Pang Mengxia, Jin Mengnan, Wang Wenxing, Liu Ran, Gao Yue, Xu Hongyun and Jia Lin. The p..

State Intellectual Property Office of China Publishes Kaifeng Product Quality Inspection And Testing Center Patent Application for Leakage Positioning Knowledge Graph Reasoning Sys..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Kaifeng Product Quality Inspection And Testing Center patent application for Leakage Positioning Knowledge Graph Reasoning System and Method for Urban Heat Supply Pipe Network. The invention was developed by Tian Miaomiao, Zhang Qing, Wan Quanshou, Ca..

State Intellectual Property Office of China Releases Tonghua Power Supply Company Of State Grid Jilinsheng Electric Power Supply Company Patent Application for Cable Pipe Penetrati..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Tonghua Power Supply Company Of State Grid Jilinsheng Electric Power Supply Company patent application for Cable Pipe Penetrating Tool Convenient to Operate in Narrow Space. This invention was developed by Tong Xin, Jiao Lixin, Heo Ki Won, Li Tianquan,..

State Intellectual Property Office of China Receives Guangdong Yingye Intelligent Tech Co Ltd Patent Application for Multi-head Joint-connection Casing Pipe Shrinkage Wire Harness ..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Guangdong Yingye Intelligent Tech Co Ltd patent application for Multi-head Joint-connection Casing Pipe Shrinkage Wire Harness Welding Machine. Fang Wangjin, Liang Mingfeng, Wang Jie, Liu Canming and Yang Dan developed the invention. The patent appl..

State Intellectual Property Office of China Publishes Tianrui Tech Tianjin Co Ltd Patent Application for Automatic Data Pipeline Construction and Monitoring System Driven by Fused ..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Tianrui Tech Tianjin Co Ltd patent application for Automatic Data Pipeline Construction and Monitoring System Driven by Fused Metadata. The invention was developed by Yan Jun, Zhao Xichao and Sun Lianzheng. The patent application number is CN202511..

State Intellectual Property Office of China Releases Beijing Zhongfu Lian Tech Co Ltd Patent Application for Self-powered Device and Method for Pipeline Gas Sensor

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Beijing Zhongfu Lian Tech Co Ltd patent application for Self-powered Device and Method for Pipeline Gas Sensor. This invention was developed by Liu Qiang, Sun Xilai, Dong Yunlong, Tian Zhiwu and Peng Xianhai. The patent application number is CN20251..

Nanjing Speed Tech Co Ltd Files Chinese Patent Application for In-pipe Reversing Device of Inclinometer

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Nanjing Speed Tech Co Ltd has filed a patent application for In-pipe Reversing Device of Inclinometer. This invention was developed by Shan Weiwei and Xiang Luyao. The patent application number is CN202511363865 20250923. The patent publication number is CN121161872 (A). International Patent Classificatio..

No. 5 Eng Co Ltd Of CCCC First Harbor Eng Co Ltd Applies for Patent on Construction Method for Steel Pipe Composite Pile Foundation of Sea-crossing Bridge

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- No. 5 Eng Co Ltd Of CCCC First Harbor Eng Co Ltd has applied Chinese patent for Construction Method for Steel Pipe Composite Pile Foundation of Sea-crossing Bridge. Niu Yunliang, Ma Chong, Ma Jin, Li Yuzhan, Lv Guangzhi, Sun Guofeng, Wang Dianlei, Fan Zhiwei and Sun Yicheng developed it. The patent applic..

Hefei Water Group Co Ltd Submits Chinese Patent Application for Mounting Device for Drainage Pipeline Construction

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Hefei Water Group Co Ltd has submitted a patent application for Mounting Device for Drainage Pipeline Construction. This invention was developed by Zhu Jingkun, Wang Pengfei, Cao Zeyu, Zhang Mingzhi, Wang Shouchun and Xu Ziyang. The patent application number is CN202511361479 20250923. The patent publicat..

Shanghai Hengtuo Hydraulic Control Technology Co Ltd Files Chinese Patent Application for Jet Pipe Electro-hydraulic Servo Valve Suitable for Wide Temperature Range Environment

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Shanghai Hengtuo Hydraulic Control Technology Co Ltd has filed a patent application for Jet Pipe Electro-hydraulic Servo Valve Suitable for Wide Temperature Range Environment. This invention was developed by Tian Shuming, Jin Yaolan, Huang Zeng, Wang Simin, Xie Tian and Qu Lipeng. The patent application n..

Jingning She Autonomous County Village Construction Man Station Seeks Patent for Municipal Sewage Pipe Network Dredging and Foreign Matter Removing Integrated Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jingning She Autonomous County Village Construction Man Station has sought patent for Municipal Sewage Pipe Network Dredging and Foreign Matter Removing Integrated Device. This invention was developed by Mao Keming, Fang Tianyun, Xu Lixia, Wu Guifang, Ji Zifei, Lin Feng, Chen Keyan, Mei Xueyan, Chen Yating, ..

State Intellectual Property Office of China Releases Jubian Xinneng Anhui Co Ltd Patent Application for Fusion Reactor Engineering Pipeline Positioning Compensation Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Jubian Xinneng Anhui Co Ltd patent application for Fusion Reactor Engineering Pipeline Positioning Compensation Device. This invention was developed by Yin Haotian and Yang Qingxi. The patent application number is CN202511678497 20251117. The patent..

Dalian Dv Valve Co Ltd Applies for Patent on Y-shaped Pneumatic Corrugated Pipe Valve for Semiconductor and Processing Method of Y-shaped Pneumatic Corrugated Pipe Valve

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Dalian Dv Valve Co Ltd has applied Chinese patent for Y-shaped Pneumatic Corrugated Pipe Valve for Semiconductor and Processing Method of Y-shaped Pneumatic Corrugated Pipe Valve. Zhang Feng, Ji Xianyu, Lin Shiwei, Wang Zhuo, Wang Linlin and Li Yuhang developed it. The patent application number is CN20251..

State Intellectual Property Office of China Publishes Ningbo Jintian Copper Tube Co Ltd Patent Application for Plastic-coated Copper Pipe and Preparation Method Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Ningbo Jintian Copper Tube Co Ltd patent application for Plastic-coated Copper Pipe and Preparation Method Thereof. The invention was developed by Mao Xiangfei, Huang Hongbing, Qiao Gaopan and Tang Jian. The patent application number is CN202511348..

State Intellectual Property Office of China Receives Huangpu Construction Eng Corporation Guangzhou Patent Application for Mounting Structure of Air Supply Pipeline for Constructio..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Huangpu Construction Eng Corporation Guangzhou patent application for Mounting Structure of Air Supply Pipeline for Construction and Decoration of Clean Laboratory. Chen Huiyong, Huang Qiaoyan, Lin Ruihong, Ouyang Dong, Fang Xiaodong, Ma Yucheng and Ch..

State Intellectual Property Office of China Releases Anhui Shengchenyuan Material Tech Industrial Development Co Ltd Patent Application for Composite Pipe and Forming Method Thereo..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Anhui Shengchenyuan Material Tech Industrial Development Co Ltd patent application for Composite Pipe and Forming Method Thereof. This invention was developed by Guo Zongyu and Kwak Je-ho. The patent application number is CN202511428394 20250930. Th..

Sichuan Xikang Highway Planning Survey And Design Co Ltd Submits Chinese Patent Application for Self-repairing Road Concrete Pipe with Anti-seismic Structure

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Sichuan Xikang Highway Planning Survey And Design Co Ltd has submitted a patent application for Self-repairing Road Concrete Pipe with Anti-seismic Structure. This invention was developed by Gao Wenyin, Umemoto Tsuyoshi, Wang Feng, Zhou Chengyu, Yang Degui, Zheng Jie and Hu Chenxin. The patent application..

State Intellectual Property Office of China Publishes Dalian Cosco Shipping Heavy Ind Co Ltd Patent Application for Flow Self-adjusting Porous Gasket Device for Gas Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Dalian Cosco Shipping Heavy Ind Co Ltd patent application for Flow Self-adjusting Porous Gasket Device for Gas Pipeline. The invention was developed by Yu Caixia and Zhang Bo. The patent application number is CN202511174951 20250821. The patent pub..

Dalian Cosco Shipping Heavy Ind Co Ltd Files Chinese Patent Application for Flow Self-adjusting Deformation Hole Channel Liner Device for Gas Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Dalian Cosco Shipping Heavy Ind Co Ltd has filed a patent application for Flow Self-adjusting Deformation Hole Channel Liner Device for Gas Pipeline. This invention was developed by Yu Caixia and Zhang Bo. The patent application number is CN202511174950 20250821. The patent publication number is CN1211627..

Taiyuan Jinxiao Flame Retardant Ind Co Ltd Seeks Patent for Fire-fighting Pipeline Connecting Piece

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Taiyuan Jinxiao Flame Retardant Ind Co Ltd has sought patent for Fire-fighting Pipeline Connecting Piece. This invention was developed by Xie Jianrong and Cui Lihong. The patent application number is CN202511704975 20251120. The patent publication number is CN121162764 (A). International Patent Classifica..

Chenzhou Yuechen Pipeline Eng Construction Co Ltd Seeks Patent for Transmission Pipeline with Flexible Connection Structure

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Chenzhou Yuechen Pipeline Eng Construction Co Ltd has sought patent for Transmission Pipeline with Flexible Connection Structure. This invention was developed by Yang Yingjie, Hu Jianzhong and Huang Hongwei. The patent application number is CN202511190810 20250825. The patent publication number is CN12116..

Wuhu Sanjiang High Frequency Welded Pipe Co Ltd Submits Patent Application for High-strength Stainless Steel Seamless Steel Pipe and Processing Equipment Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Wuhu Sanjiang High Frequency Welded Pipe Co Ltd has submitted a patent application for High-strength Stainless Steel Seamless Steel Pipe and Processing Equipment Thereof. Zhang Bo and Li Jiang developed the invention. The patent application number is CN202511375345 20250925. The patent publication number ..

State Intellectual Property Office of China Releases Shanghai Yufan Env Sci Tech Co Ltd Patent Application for Device for Monitoring Inflow and Infiltration in Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Shanghai Yufan Env Sci Tech Co Ltd patent application for Device for Monitoring Inflow and Infiltration in Pipeline. This invention was developed by Liang Miaoling, He Jiafeng and Zhao Heng. The patent application number is CN202511538096 20251027. ..

Southwest Petroleum University Files Chinese Patent Application for CCUS Injection Well Completion Device and Method for Preventing Gas Channeling Outside Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Southwest Petroleum University has filed a patent application for CCUS Injection Well Completion Device and Method for Preventing Gas Channeling Outside Pipe. This invention was developed by Li Nianyin, Huang Zhihui, Jiang Jiahao, Gong Zhibo, Li Ruoxi, Wang Weilong, Tong Wenjie and Long Haoyu. The patent ..

Zhejiang Hongyu Eng Prospecting Design Co Ltd Submits Patent Application for Underground Pipeline Inspection Detection Device and Detection Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Zhejiang Hongyu Eng Prospecting Design Co Ltd has submitted a patent application for Underground Pipeline Inspection Detection Device and Detection Method. Han Zhoubo, Zheng Jie, Luo Laishu, Li Fuxin, Chen Weichen and Li Dongming developed the invention. The patent application number is CN202511446706 202..

Shandong Anborui Engineering Tech Co Ltd Seeks Patent for Anti-corrosion Device Suitable for Underwater Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Shandong Anborui Engineering Tech Co Ltd has sought patent for Anti-corrosion Device Suitable for Underwater Pipeline. This invention was developed by Li Qiang, Wang Xiaogang, Li Chunhua, Zhu Zhongjie and Zhang Bohan. The patent application number is CN202511491976 20251020. The patent publication number ..

State Intellectual Property Office of China Releases Xinjiang Dingli Environmental Technology and Xinjiang Dingchuang New Material Tech Co Ltd Patent Application for Self-supportin..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Xinjiang Dingli Environmental Technology and Xinjiang Dingchuang New Material Tech Co Ltd patent application for Self-supporting Type Tool for Local Repair of Pipeline Collapse. This invention was developed by Xie Wu, Xie Wen, Yang Fan, Zhang Yunyun, X..

Hebei Jingbo Petroleum Machinery Co Ltd Submits Chinese Patent Application for Self-adaptive Temperature Adjustment Composite Hose and Use Method Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Hebei Jingbo Petroleum Machinery Co Ltd has submitted a patent application for Self-adaptive Temperature Adjustment Composite Hose and Use Method Thereof. This invention was developed by Wang Shuyi, Liu Xiduo, Zhang Guixiang, Ren Kaili and Guo Fengjun. The patent application number is CN202511597343 20251..

State Intellectual Property Office of China Publishes Jiangsu New Sunshine Tube Ind Co Ltd Patent Application for Plastic-coated Stainless Steel Reducing Elbow for Pipe Fitting Con..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Jiangsu New Sunshine Tube Ind Co Ltd patent application for Plastic-coated Stainless Steel Reducing Elbow for Pipe Fitting Connection and Preparation Method of Plastic-coated Stainless Steel Reducing Elbow. The invention was developed by Qian Haitao, ..

State Intellectual Property Office of China Receives Chongqing Itln Electrical Appliance Co Ltd Patent Application for Sensing Device with Pipeline Blockage Sensing Function

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Chongqing Itln Electrical Appliance Co Ltd patent application for Sensing Device with Pipeline Blockage Sensing Function. Li Lianhong, Ma Xue and Yang Xingfu developed the invention. The patent application number is CN202410789319 20240619. The pate..

State Intellectual Property Office of China Releases Xinda Semiconductor Equipment Suzhou Co Ltd Patent Application for Etching Liquid Supply Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Xinda Semiconductor Equipment Suzhou Co Ltd patent application for Etching Liquid Supply Pipeline. This invention was developed by Wang Yang, Wei Meng, Zhang Shuang and Zhang Ye. The patent application number is CN202511405993 20250929. The patent p..

Shanghai Energy Construction Engineering Design Res Co Ltd Files Chinese Patent Application for Method for Realizing Hot Standby Function of Natural Gas Pipeline Pressure Control D..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Shanghai Energy Construction Engineering Design Res Co Ltd has filed a patent application for Method for Realizing Hot Standby Function of Natural Gas Pipeline Pressure Control Device. This invention was developed by Wang Shaozhong, Zhao Xin, Jun Wenlong, Dong Jing, Ding Chunjian, Liu Chenzhao, Liu Yuqiu and..

Kaifeng Municipal Man Affairs Center Files Chinese Patent Application for Inspection Robot for Comprehensive Pipe Gallery

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Kaifeng Municipal Man Affairs Center has filed a patent application for Inspection Robot for Comprehensive Pipe Gallery. This invention was developed by Li Ming and Chen Dan. The patent application number is CN202511665989 20251114. The patent publication number is CN121162813 (A). International Patent Cl..

Meishan Jingrui Electronic Mat Co Ltd Files Chinese Patent Application for Viscosity Monitoring and Control System for Blocking Risk of Cyclized Rubber Solution Conveying Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Meishan Jingrui Electronic Mat Co Ltd has filed a patent application for Viscosity Monitoring and Control System for Blocking Risk of Cyclized Rubber Solution Conveying Pipeline. This invention was developed by He Linglong, Liang Kun, Wang Jin, Zhao Jia, Chi Jinlong, Fan Zhenjun, Liu Kai and Li Yingying. ..

Jinan City Zhangqiu District Municipal Eng Co Ltd Submits Chinese Patent Application for Dynamic Monitoring and Early Warning Method, System and Terminal for Sedimentation of Sewag..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jinan City Zhangqiu District Municipal Eng Co Ltd has submitted a patent application for Dynamic Monitoring and Early Warning Method, System and Terminal for Sedimentation of Sewage and Rain Pipe Network. This invention was developed by Song Feng, Wu Junhong and Tian Maozhi. The patent application number ..

Wuxi Shuideng Machinery Co Ltd Applies for Patent on Automatic Sealing Performance Detection Device for Hydraulic Pipe Fitting

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Wuxi Shuideng Machinery Co Ltd has applied Chinese patent for Automatic Sealing Performance Detection Device for Hydraulic Pipe Fitting. Li Huan developed it. The patent application number is CN202511311642 20250915. The patent publication number is CN121163772 (A). International Patent Classification cod..

Avic Huadong Photoelectronics Shanghai Co Ltd Submits Patent Application for Measuring System and Method for Rapidly Measuring Internal Environment of Complex Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Avic Huadong Photoelectronics Shanghai Co Ltd has submitted a patent application for Measuring System and Method for Rapidly Measuring Internal Environment of Complex Pipeline. Xu Zhaohui, Ma Yiping and Fan Yupeng developed the invention. The patent application number is CN202511273141 20250908. The paten..

Zhejiang Shengli Tech Group Co Ltd Submits Patent Application for Steel Pipe Inner Diameter On-line Measuring Device and Measuring Method Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Zhejiang Shengli Tech Group Co Ltd has submitted a patent application for Steel Pipe Inner Diameter On-line Measuring Device and Measuring Method Thereof. Zheng Jianhua developed the invention. The patent application number is CN202511396730 20250928. The patent publication number is CN121163398 (A). Inte..

State Intellectual Property Office of China Publishes Shandong Boda Pipes Ind Co Ltd Patent Application for Laser Detection Device Capable of Continuously Measuring Wall Thickness ..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Shandong Boda Pipes Ind Co Ltd patent application for Laser Detection Device Capable of Continuously Measuring Wall Thickness of Pipe. The invention was developed by Wang Yong, Bo Qin, Zheng Na, Jiang Wenwen, Jiao Shuxin and Hu Zonghao. The patent ..

Tianjin United Steel Pipe Co Ltd Files Chinese Patent Application for Steel Pipe Welding Seam Height On-line Measuring Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Tianjin United Steel Pipe Co Ltd has filed a patent application for Steel Pipe Welding Seam Height On-line Measuring Device. This invention was developed by Zhou Wenjun and Liang Deyou. The patent application number is CN202511250390 20250903. The patent publication number is CN121163343 (A). Internationa..

Jianyuan Zhilian Jinan Fluid Equipment Co Ltd Applies for Patent on Heat Exchange Unit Pipeline Supporting Frame

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jianyuan Zhilian Jinan Fluid Equipment Co Ltd has applied Chinese patent for Heat Exchange Unit Pipeline Supporting Frame. Zhou Lijian, Wang Peiying, Liang Hongjie, Ma Xingkai and Du Benjie developed it. The patent application number is CN202511698736 20251119. The patent publication number is CN121163296..

State Intellectual Property Office of China Publishes Nidec Chaozhong Tech Co Ltd Patent Application for Multi-pipe-diameter Heat Pipe Structure

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Nidec Chaozhong Tech Co Ltd patent application for Multi-pipe-diameter Heat Pipe Structure. The invention was developed by Li Quanyou, Kim Ka Young and Wang Zhengyan. The patent application number is CN202410787707 20240618. The patent publication ..

Anhui Changan Intelligent Equipment Mfg Co Ltd Submits Patent Application for Temperature-controllable Double-pipe Heat Exchanger

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Anhui Changan Intelligent Equipment Mfg Co Ltd has submitted a patent application for Temperature-controllable Double-pipe Heat Exchanger. Pu Jiangwei, Xu Chunfeng, Wang Congyu and Wang Ge developed the invention. The patent application number is CN202511342530 20250919. The patent publication number is C..

State Intellectual Property Office of China Receives Geyi Energy Tech Foshan Co Ltd Patent Application for Air Inlet Pipe, Heat Exchange Pipeline and Paint Drying Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Geyi Energy Tech Foshan Co Ltd patent application for Air Inlet Pipe, Heat Exchange Pipeline and Paint Drying Device. Huang Yongle and Peng Haobin developed the invention. The patent application number is CN202511486966 20251017. The patent publicat..

Huzhou Kaijin New Energy Tech Co Ltd Files Chinese Patent Application for Water Circulation Pipeline and Application Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Huzhou Kaijin New Energy Tech Co Ltd has filed a patent application for Water Circulation Pipeline and Application Thereof. This invention was developed by Yang Yunlin. The patent application number is CN202511280645 20250909. The patent publication number is CN121163156 (A). International Patent Classifi..

State Intellectual Property Office of China Publishes Qingdao Energy Thermoelectric Group Co Ltd Patent Application for Small Sewage Source Heat Pump-concentrated Pipe Network Coup..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Qingdao Energy Thermoelectric Group Co Ltd patent application for Small Sewage Source Heat Pump-concentrated Pipe Network Coupling System and Application Thereof. The invention was developed by Li Xiuzhi, Wang Zhaoming, Feng Yiyuan, Zhang Linjie, Fu H..

Sufaai Water Pump Shanghai Co Ltd Files Chinese Patent Application for Rotary Heat Exchange Type Synchronous Air Inlet and Exhaust Framework Based on Single-pipe Inner Branch Cavit..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Sufaai Water Pump Shanghai Co Ltd has filed a patent application for Rotary Heat Exchange Type Synchronous Air Inlet and Exhaust Framework Based on Single-pipe Inner Branch Cavity and Fresh Air Device. This invention was developed by Liu Jinyong. The patent application number is CN202511354394 20250922. T..

State Intellectual Property Office of China Releases Huaneng Clean Energy Res Institute and Huaneng Qingyang Coal and Electricity Patent Application for Supercritical Carbon Dioxid..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Huaneng Clean Energy Res Institute and Huaneng Qingyang Coal and Electricity patent application for Supercritical Carbon Dioxide Pipeline Maintenance Emptying System and Method. This invention was developed by Zhao Wentao, Jin Jiancheng, Zhou Juan, Duo..

Wild SC Ningbo Intelligent Tech Co Ltd Applies for Patent on Small-caliber Drain Pipe Water Quality Detection Robot Adopting Deformation Structure

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Wild SC Ningbo Intelligent Tech Co Ltd has applied Chinese patent for Small-caliber Drain Pipe Water Quality Detection Robot Adopting Deformation Structure. Wang Baolei, Wang Fei, Zhang Shuqing, Jia Qingwei, Ru Haolei and Song Liang developed it. The patent application number is CN202511207495 20250827. T..

Henan Delang Intelligent Tech Co Ltd Submits Patent Application for Microwave Detection Method and Device for Pe Pipe Hot-melt Weld Defects

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Henan Delang Intelligent Tech Co Ltd has submitted a patent application for Microwave Detection Method and Device for Pe Pipe Hot-melt Weld Defects. Sun Jingzhao, Shen Gongtian, Li Changjiang, Fu Shaoli, Wang Jingang and Zhang Meng developed the invention. The patent application number is CN202511482580 2..

State Intellectual Property Office of China Releases MCC Northwest Engineering Tech Co Ltd Patent Application for Hydrogen Embrittlement Detection Device and Hydrogen Embrittlement..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released MCC Northwest Engineering Tech Co Ltd patent application for Hydrogen Embrittlement Detection Device and Hydrogen Embrittlement Detection Method for Hydrogen Pipeline. This invention was developed by Yue Lei, Xing Chaonan, Guo Yaxiang, Wang Lijun and H..

State Intellectual Property Office of China Releases China Nuclear Power Institute and CGN Power Patent Application for Device and Method for Detecting Radionuclides in Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released China Nuclear Power Institute and CGN Power patent application for Device and Method for Detecting Radionuclides in Pipeline. This invention was developed by Guo Yong, Zeng Xian, Liu Chunyu, Lin Peng, Liao Zhonghui and Zou Qing. The patent applicati..

State Intellectual Property Office of China Releases Changzhi Zetai Rubber & Plastic Products Co Ltd Patent Application for Gas Pipe, Gas Pipe Water Pressure Testing Machine and Us..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Changzhi Zetai Rubber & Plastic Products Co Ltd patent application for Gas Pipe, Gas Pipe Water Pressure Testing Machine and Use Method of Gas Pipe Water Pressure Testing Machine. This invention was developed by Song Xiaoliang and Song Zeping. The p..

State Intellectual Property Office of China Releases Jinshi Jianan Eng Inspection Co Ltd Patent Application for Building Construction Steel Pipe Material Strength Detection Equipme..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Jinshi Jianan Eng Inspection Co Ltd patent application for Building Construction Steel Pipe Material Strength Detection Equipment. This invention was developed by Xiang Changzheng, Li Lianhui, Ma Zhihan, Wang Jue, Cui Jinghao, He Yi, Xiao Dongjia and S..

Jiangsu Dejing Pipeline System Tech Co Ltd Applies for Patent on Steel Pipe Sealing Detection Hydraulic Press

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jiangsu Dejing Pipeline System Tech Co Ltd has applied Chinese patent for Steel Pipe Sealing Detection Hydraulic Press. Xie Yi, Mo Peiming, Dai Huiming, Qin Jingwei, Yu Jiawei and Dai Zhewei developed it. The patent application number is CN202511227636 20250829. The patent publication number is CN12116401..

No. 719 Res Institute China State Shipbuilding Co Ltd Seeks Patent for Cooling Pipeline Ice Filtering Performance Test System and Test Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- No. 719 Res Institute China State Shipbuilding Co Ltd has sought patent for Cooling Pipeline Ice Filtering Performance Test System and Test Method. This invention was developed by Yang Xiaohu, Wang Wei, Ke Zhiwu, Zhao Zhenxing, Xu Guangzhan, Cao Guangming, Zhang Zhi, Liu Yongchao, Ke Hanbing, Wu Muyun, Wang ..

State Intellectual Property Office of China Publishes Huayuan Jinbo Tech Co Ltd Patent Application for Sinusoidal Motion Temperature-controllable Corrugated Pipe Fatigue Life Testi..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Huayuan Jinbo Tech Co Ltd patent application for Sinusoidal Motion Temperature-controllable Corrugated Pipe Fatigue Life Testing Device. The invention was developed by Shao Hongxuan, Xu Lixin, Li Zhaokang, Yang Shoumin, Zhang Xuefeng and Fan Guoqiang...

State Intellectual Property Office of China Receives Sixth Constr Co Ltd China Nat Chemical Eng Corp Patent Application for Pigging Pressure Testing Device for Pipeline and Constru..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Sixth Constr Co Ltd China Nat Chemical Eng Corp patent application for Pigging Pressure Testing Device for Pipeline and Construction Method. Cheng Shi, Lyu Deqiang, Hu Jun, Zhou Hua, Liu Zhen, Zhang Duo, Wang Chengdong, Zhao Hui, Han Yanzhao and Ding S..

Guangzhou Mayer Corp Ltd Applies for Patent on Air Tightness Detection Method Adaptive to Multi-angle Bent Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Guangzhou Mayer Corp Ltd has applied Chinese patent for Air Tightness Detection Method Adaptive to Multi-angle Bent Pipe. Feng Hongwei, Yan Guobiao and Guo Qi developed it. The patent application number is CN202511288178 20250910. The patent publication number is CN121163785 (A). International Patent Clas..

Chaokong Shuke Shanghai Tech Co Ltd Submits Chinese Patent Application for Pipe Cutting Part Stock Layout Processing Method and System and Storage Medium

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Chaokong Shuke Shanghai Tech Co Ltd has submitted a patent application for Pipe Cutting Part Stock Layout Processing Method and System and Storage Medium. This invention was developed by Li Yang, Yang Haojie and Wang Bin. The patent application number is CN202511380195 20250925. The patent publication num..

Nanzhi Chongqing Energy Tech Co Ltd Submits Chinese Patent Application for Urban Underground Pipe Network Multi-dimensional State Perception and Risk Assessment Method and System

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Nanzhi Chongqing Energy Tech Co Ltd has submitted a patent application for Urban Underground Pipe Network Multi-dimensional State Perception and Risk Assessment Method and System. This invention was developed by Huang Youwei. The patent application number is CN202511240796 20250902. The patent publication..

State Intellectual Property Office of China Publishes Chaokong Shuke Shanghai Tech Co Ltd Patent Application for Method and System for Realizing Part Layout Combination Optimizatio..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Chaokong Shuke Shanghai Tech Co Ltd patent application for Method and System for Realizing Part Layout Combination Optimization Treatment in Pipe Cutting Process. The invention was developed by Li Yang, Yang Haojie and Wang Bin. The patent applicat..

Jiangsu Yinyang Stainless Steel Pipe Ind Co Ltd Files Chinese Patent Application for Stainless Steel Pipe Fitting Cleaning Method and Device Based on Automatic Control

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jiangsu Yinyang Stainless Steel Pipe Ind Co Ltd has filed a patent application for Stainless Steel Pipe Fitting Cleaning Method and Device Based on Automatic Control. This invention was developed by Zhao Hongqiang, Zhang Zhongming, Zang Zhenyu and Li Min. The patent application number is CN202511183529 20..

Beijing Zhongdian Hualao Tech Co Ltd Seeks Patent for Unmanned Aerial Vehicle Inspection Control System and Method Based on Acoustic Imaging Gas Pipeline Leakage Detection

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Beijing Zhongdian Hualao Tech Co Ltd has sought patent for Unmanned Aerial Vehicle Inspection Control System and Method Based on Acoustic Imaging Gas Pipeline Leakage Detection. This invention was developed by Wang Jing. The patent application number is CN202511697262 20251119. The patent publication numb..

State Intellectual Property Office of China Publishes Hebei Jiuhua Explor Surveying And Mapping Co Ltd Patent Application for Intelligent Temperature Control System and Method for ..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Hebei Jiuhua Explor Surveying And Mapping Co Ltd patent application for Intelligent Temperature Control System and Method for Resin Repair of Drainage Pipeline. The invention was developed by Sui Hongyan, Gu Shoujun, Liang Jidong, Yuan Zhigang, Liu Ha..

State Intellectual Property Office of China Releases Jinan First Construction Group Patent Application for Spray Concrete Curing System Based on Hot-melting-free Flexible Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Jinan First Construction Group patent application for Spray Concrete Curing System Based on Hot-melting-free Flexible Pipeline. This invention was developed by Duan Xingfa, Ge Yiqun, Xu Guoxin, Li Zheng, Guo Xiangwei, Zheng Shaoquan, Yu Mengjie, Li Qin..

State Intellectual Property Office of China Releases Shandong Longertek Technology Patent Application for Air Supply Pipeline of Air Conditioning Equipment and Temperature Control ..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Shandong Longertek Technology patent application for Air Supply Pipeline of Air Conditioning Equipment and Temperature Control Method. This invention was developed by Wang Shenyu, Lee Kyung-eun, Zhang Jie, Zhang Ruiying and Gao Bo. The patent applicat..

State Intellectual Property Office of China Releases Sinohydro Engineering Bureau 4 Patent Application for Simple Pipe Jacking and Penetrating Traction Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Sinohydro Engineering Bureau 4 patent application for Simple Pipe Jacking and Penetrating Traction Device. This invention was developed by Zhang Yonghong, Li Chunxi, Cui Yuanfeng, Wang Jinwei, Ren Lihao, Wen Xudong, Zhong Minghui, Hibikatsu, Yang Longx..

State Intellectual Property Office of China Releases Xi'an Thermal Power Research Institute Patent Application for Auxiliary Measuring Device and Method for Leeb Hardness of Pipe F..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Xi'an Thermal Power Research Institute patent application for Auxiliary Measuring Device and Method for Leeb Hardness of Pipe Fitting or Bolt. This invention was developed by Cheng Jun, Qin Chengpeng, Li Liang, Wang Zhiqiang, Li Dongjiang, Wang Fugui, ..

State Intellectual Property Office of China Releases Shandong Ranyin Electrical Patent Application for Intelligent Nondestructive Testing Equipment for Cable Protection Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Shandong Ranyin Electrical patent application for Intelligent Nondestructive Testing Equipment for Cable Protection Pipe. This invention was developed by Sun Ziran, Sun Nianshuai, Zhuo Zichu, Zhang Hua and Sun Hongbing. The patent application number i..

State Intellectual Property Office of China Releases Chengdu Aircraft Industry Group Patent Application for Intelligent Laying Method and System for Aircraft System Pipeline

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Chengdu Aircraft Industry Group patent application for Intelligent Laying Method and System for Aircraft System Pipeline. This invention was developed by Jing Menghan, Fan Xifeng, Tan Jiahao, Xue Song, Chen Xiangling, Hong Ziyi, Liu Jun, Pang Yuqi and ..

State Intellectual Property Office of China Releases Anhui Specreation Instrument Science & Technology Patent Application for Corrugated Pipe and Synchrotron Radiation Accelerator ..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Anhui Specreation Instrument Science & Technology patent application for Corrugated Pipe and Synchrotron Radiation Accelerator with Same. This invention was developed by Wang Anzhu, Shen Guoqing, Shen Jin and Li Chaoyang. The patent application number..

Waertsilae Finland Seeks Patent for Pipe Connection Device, Fuel Supply System, Internal Combustion Engine and Method of Operating Internal Combustion Engine

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Waertsilae Finland has sought patent for Pipe Connection Device, Fuel Supply System, Internal Combustion Engine and Method of Operating Internal Combustion Engine. This invention was developed by Peltari Jaakko. The patent application number is CN20238097948 20230508. The patent publication number is CN12..

Guilin University of Technology Seeks Patent for Prefabricated Assembly Type FRP Pipe Concrete Column-foundation Sleeve Joint and Construction Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Guilin University of Technology has sought patent for Prefabricated Assembly Type FRP Pipe Concrete Column-foundation Sleeve Joint and Construction Method. This invention was developed by Huang Dongming, Wang Lei, Cheng Zhijun, Chen Xinyu, Zhang Jiwang, Hu Jinxi, Yi Jin, Lin Chenlong and Zhang Qiancheng. ..

State Intellectual Property Office of China Receives Nanjing Iron and Steel Patent Application for Steel for Supercritical CO2 Pipeline Transportation and Production Method Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Nanjing Iron and Steel patent application for Steel for Supercritical CO2 Pipeline Transportation and Production Method Thereof. Zhai Dongyu, Jiang Jinxing, Hong Jun, Wang Fan, Du Haijun, Chen Guangjun, Zheng Yawen and Wang Wentao developed the inventi..

Yunnan United Power Dev Co Ltd and Huaneng Lancang River Hydropower Submit Chinese Patent Application for Dismounting Device and Dismounting Method for Oil Pipe Winding Drum Spring..

Pipe

| Tue 28 Apr 2026

Beijing, April 29 -- Yunnan United Power Dev Co Ltd and Huaneng Lancang River Hydropower have submitted a patent application for Dismounting Device and Dismounting Method for Oil Pipe Winding Drum Spring of Trash Remover. This invention was developed by Wang Chengkai, Qin Wenjun, Wang Ji, Gu Dinghong, Deng Yuchen, Lv Wenlong, Xu..

Shandong Ocean Pipe Tech Co Ltd and Shandong Jiaotong University Apply for Patent on Glass Fiber Reinforced Epoxy Resin Material and Antifouling Antibacterial Self-cleaning Pipelin..

Pipe

| Wed 29 Apr 2026

Beijing, April 29 -- Shandong Ocean Pipe Tech Co Ltd and Shandong Jiaotong University have applied Chinese patent for Glass Fiber Reinforced Epoxy Resin Material and Antifouling Antibacterial Self-cleaning Pipeline. Tang Xinde, Yu Bangsen, Wang Peng, Cheng Haixia, Ma Fei, Zheng Xuanjie and Dong Fuying developed it. The patent..

Anhui Zhijie New Energy Automobile Co Ltd and Chery Automobile File Chinese Patent Application for Support Structure for Metal Exhaust Pipe Trim Cover of Rear Bumper

Pipe

| Tue 28 Apr 2026

Beijing, April 29 -- Anhui Zhijie New Energy Automobile Co Ltd and Chery Automobile have filed a patent application for Support Structure for Metal Exhaust Pipe Trim Cover of Rear Bumper. This invention was developed by Wang Jinfeng and Wu Peng. The patent application number is CN202511556509 20251029. The patent publication ..

Guangzhou Power Supply Bureau of Guangdong Power Grid Applies for Patent on Underground Pipeline Simulation Operation Method and Device Based on Spatial Distribution

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Guangzhou Power Supply Bureau of Guangdong Power Grid has applied Chinese patent for Underground Pipeline Simulation Operation Method and Device Based on Spatial Distribution. Zhou Shijie, Wei Dongsheng, Mao Ganlin and Wen Xinting developed it. The patent application number is CN20251154243 20250730. The pa..

Wuhan Municipal Engineering Design & Research Institute Submits Patent Application for Drainage Pipe Network Disease Diagnosis Method and System Based on Drainage Simulation Model

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Wuhan Municipal Engineering Design & Research Institute has submitted a patent application for Drainage Pipe Network Disease Diagnosis Method and System Based on Drainage Simulation Model. Yang Chao, Lyu Jingang, Kang Dan, Shi Yajun, Jiang Shan, Fan Le, Xiong Xuejun, Yao Xinyun, Chen Tie, Wei Wenqiang, Xiao ..

Nanjing Iron and Steel Files Chinese Patent Application for Method and Device for Detecting Dust Deposition Degree of High-temperature Dust Removal Pipeline

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Nanjing Iron and Steel has filed a patent application for Method and Device for Detecting Dust Deposition Degree of High-temperature Dust Removal Pipeline. This invention was developed by Zhang Xianling. The patent application number is CN20251164844 20250731. The patent publication number is CN121170794 (A..

State Intellectual Property Office of China Receives Chengdu Aircraft Industry Group Patent Application for Method for Filtering and Processing Data in Pipeline Assembly Process

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Chengdu Aircraft Industry Group patent application for Method for Filtering and Processing Data in Pipeline Assembly Process. Chen Zhen, Yang Yu, Wang Shudong, Tang Jianjun, Du Ya, Qin Yuqi, Zhang Wenting, Zhou Fan, Zou Hangbo, Zhang Xiang, Li Mingming..

Jiangnan Shipyard Group Files Chinese Patent Application for Ship Pipeline Valve Type Selection Method and System, Medium and Terminal

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Jiangnan Shipyard Group has filed a patent application for Ship Pipeline Valve Type Selection Method and System, Medium and Terminal. This invention was developed by Wu Fei, Zhang Xuanhui, Zhu Yong, Wang Bing, Bai Bing, Zhao Yuetong, Shan Rongjie, Bian Xiutao and Chen Le. The patent application number is CN..

State Intellectual Property Office of China Receives Guangzhou Power Supply Bureau of Guangdong Power Grid Patent Application for Data Processing Method and Device Applied to Under..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Guangzhou Power Supply Bureau of Guangdong Power Grid patent application for Data Processing Method and Device Applied to Underground Distribution Pipeline and Electronic Equipment. Li Yingfeng, Yang Xinran, Wang Xuefeng and Deng Ming developed the inv..

Water Resources Research Institute of Shandong Province Submits Chinese Patent Application for Underground Pipe Salt Elimination System for Agricultural Farmland Saline-alkali Soil

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Water Resources Research Institute of Shandong Province has submitted a patent application for Underground Pipe Salt Elimination System for Agricultural Farmland Saline-alkali Soil. This invention was developed by Sun Yu, Li Fulin, An Xiaojie, Li Yanyan, Ji Xuemei and Guo Xianhu. The patent application numb..

State Intellectual Property Office of China Receives Anhui University of Science and Technology Patent Application for Gas Pipe Network Toughness Evaluation Method Considering Rand..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Anhui University of Science and Technology patent application for Gas Pipe Network Toughness Evaluation Method Considering Random Leakage and Recovery Mechanism. Zhao Dongyue, Xue Shuo, He Qing, Nie Shibin, Zhang Hong, Dong Xiang and Zhao Aohan develop..

State Intellectual Property Office of China Receives BYD Company Patent Application for Connector Assembly and Pipeline Connecting Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received BYD Company patent application for Connector Assembly and Pipeline Connecting Device. Xu Yongzhao, Tan Chaozhi and Lu Yinbo developed the invention. The patent application number is CN202410803392 20240619. The patent publication number is CN121162770..

Baode South China Shenzhen Thermal Energy System Submits Chinese Patent Application for Corrugated Pipe Structure

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Baode South China Shenzhen Thermal Energy System has submitted a patent application for Corrugated Pipe Structure. This invention was developed by Li Jinbo and Liu Zhehong. The patent application number is CN202511462931 20251014. The patent publication number is CN121162757 (A). International Patent Classi..

Shandong Province Water Conservancy Bureau Company Submits Chinese Patent Application for Cooling Pipeline and Process for Reducing Temperature Cracks Generated by Gravity Dam Conc..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Shandong Province Water Conservancy Bureau Company has submitted a patent application for Cooling Pipeline and Process for Reducing Temperature Cracks Generated by Gravity Dam Concrete. This invention was developed by Tian Maozhi, Ko Kwang-tae, Niu Xiang'an, Zhu Zhiwei, Wang Keliang, Zhang Qinchao, Zhao Haib..

Guangdong Zhongnan Iron and Steel Files Chinese Patent Application for Hydraulic Pipe Structure and Hydraulic Shearing Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Guangdong Zhongnan Iron and Steel has filed a patent application for Hydraulic Pipe Structure and Hydraulic Shearing Device. This invention was developed by Yuan Quanjiang, Wen Yuntao, Liu Canjun, Ni Qin, Wang Ping, Chang Chia-lung, Yang Yu and Tong Bing. The patent application number is CN202511108926 2025..

State Intellectual Property Office of China Receives AECC Shenyang Engine Research Institute Patent Application for Sealing Structure for Pipeline Entering and Exiting from Box Bod..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received AECC Shenyang Engine Research Institute patent application for Sealing Structure for Pipeline Entering and Exiting from Box Body. Zhao Yanan, Wu Saifeng, Wu Yonghui, Bi Yuanshuang and Chen Guangyu developed the invention. The patent application number..

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