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03:35:20 Wed 27 May 2026

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Heilongjiang Construction and Installation Group Applies for Patent on Dirt Separator for Filtering Impurities and Dirt in Urban Heat Supply Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 27 -- Heilongjiang Construction and Installation Group has applied Chinese patent for Dirt Separator for Filtering Impurities and Dirt in Urban Heat Supply Pipeline. Wang Xu, Han Yanheng, Liu Xiaozhu, Sun Jing, Wang Xianfu, Shao Zhenlei, Xu Yingxin, Ma Hongyan, Wang Yongqiang and Yang Lijun developed it. The patent..

State Intellectual Property Office of China Receives Shandong Huanhai Plastic Industry Patent Application for Waste Utilization Device for Pe Pipeline Manufacturing

Pipe

| Tue 26 May 2026

Beijing, May 27 -- State Intellectual Property Office of China has received Shandong Huanhai Plastic Industry patent application for Waste Utilization Device for Pe Pipeline Manufacturing. Ma Changsheng, Lyu Chunyu and He Guannan developed the invention. The patent application number is CN202511820408 20251204. The patent publi..

State Intellectual Property Office of China Receives Linhai Weixing New Building Materials Patent Application for Automatic Cleaning and Re-code-spraying Device and Method for Prin..

Pipe

| Tue 26 May 2026

Beijing, May 27 -- State Intellectual Property Office of China has received Linhai Weixing New Building Materials patent application for Automatic Cleaning and Re-code-spraying Device and Method for Printing Ink Code Spraying of Pipe. Zhu Hui, Zheng Chaoliwei, Chen Ying, Luo Yuhang and Zhou Qingguo developed the invention. The ..

State Intellectual Property Office of China Receives Wuhu Xinxing Ductile Iron Pipes Patent Application for Casting Blank Cutting Device

Pipe

| Wed 27 May 2026

Beijing, May 27 -- State Intellectual Property Office of China has received Wuhu Xinxing Ductile Iron Pipes patent application for Casting Blank Cutting Device. Zhang Hongbiao, Liu Zhiyong, Li Hai, Yang Renqiang, Fan Shichao and Wang Guoliang developed the invention. The patent application number is CN202511701787 20251119. The..

China Nat Offshore Oil Corp and Offshore Oil Engineering Seek Patent for Sea Loss Assessment Experimental Device for Artificial Backfill of Submarine Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 26 -- China Nat Offshore Oil Corp and Offshore Oil Engineering have sought patent for Sea Loss Assessment Experimental Device for Artificial Backfill of Submarine Pipeline. This invention was developed by Hu Chunhong, Ma Kunming, Sun Guomin, He Yang, Ju Wenjie, Wang Leqin, Zhao Dang, Zhang Ying, Yuan Jiankang, Zhai ..

Jinan Urban Construction Group and Jinan City Construction Group Seek Patent for Non-excavation Underground Pipeline Repairing Device

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Jinan Urban Construction Group and Jinan City Construction Group have sought patent for Non-excavation Underground Pipeline Repairing Device. This invention was developed by Wang Chongli, Wang Chao, Han Yue, Lyu Quanmiao and Chen Huanyu. The patent application number is CN202511999831 20251229. The patent p..

GD Power Dev Co Ltd and Guoneng Guohua Beijing Gas Thermoelectricity Co Ltd Seek Patent for Automatic Air Exhaust Valve for Pipeline and Control Method of Automatic Air Exhaust Val..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- GD Power Dev Co Ltd and Guoneng Guohua Beijing Gas Thermoelectricity Co Ltd have sought patent for Automatic Air Exhaust Valve for Pipeline and Control Method of Automatic Air Exhaust Valve. This invention was developed by Hara Teru, Liu Jianbo, Wang Yaping, Wang Yutian, Zhang Ming, Wang Yanzhi, Sun Zhen and C..

Kunming University Files Chinese Patent Application for Automatic Round Pipe Body Feeding and Discharging Machine for Industrial Production Line

Pipe

| Tue 26 May 2026

Beijing, May 27 -- Kunming University has filed a patent application for Automatic Round Pipe Body Feeding and Discharging Machine for Industrial Production Line. This invention was developed by Hu Yunlin, Zhang Lianzhi, Wei Liuchuang, Cao Xianzhi, Zhong Shice, Xie Dekui, Yang Fu, Wang Yinye, Zhang Guangchuan and Duan Congli. T..

China Harbour Engineering Files Chinese Patent Application for Method for Repairing Damage of Anticorrosive Coating of Steel Pipe Pile in High-salt and High-temperature Environment

Pipe

| Wed 27 May 2026

Beijing, May 27 -- China Harbour Engineering has filed a patent application for Method for Repairing Damage of Anticorrosive Coating of Steel Pipe Pile in High-salt and High-temperature Environment. This invention was developed by Zhao Jun. The patent application number is CN202511562899 20251029. The patent publication number ..

Shenzhen Fangyuan Automatic Equipment Files Chinese Patent Application for Automatic Guide Pipe Gluing Device

Pipe

| Wed 27 May 2026

Beijing, May 27 -- Shenzhen Fangyuan Automatic Equipment has filed a patent application for Automatic Guide Pipe Gluing Device. This invention was developed by Wang Qingfeng and Lu Shengjue. The patent application number is CN202511838425 20251208. The patent publication number is CN121423182 (A). International Patent Classific..

Zhejiang Yongshang Special Material Files Chinese Patent Application for Segmented Cutting Device for Seamless Steel Pipe Manufacturing

Pipe

| Wed 27 May 2026

Beijing, May 27 -- Zhejiang Yongshang Special Material has filed a patent application for Segmented Cutting Device for Seamless Steel Pipe Manufacturing. This invention was developed by Deng Zhijian, Fang Dewei, Zhang Guangjin and Shao Jiangang. The patent application number is CN202511843677 20251209. The patent publication nu..

Guangxi University of Science and Technology Files Chinese Patent Application for Forming Method and System of Bimetal Composite Pipe

Pipe

| Wed 27 May 2026

Beijing, May 27 -- Guangxi University of Science and Technology has filed a patent application for Forming Method and System of Bimetal Composite Pipe. This invention was developed by Zu Shiming, Wang Pengcheng, Li Jian, Liang Peng, Xu Li, Sun Yi and Wang Jiachen. The patent application number is CN202511549959 20251028. The pa..

Nanjing Gaoda Stainless Steel Files Chinese Patent Application for Welding Joint Filling Supporting Device for Stainless Steel Pipe Fitting

Pipe

| Wed 27 May 2026

Beijing, May 27 -- Nanjing Gaoda Stainless Steel has filed a patent application for Welding Joint Filling Supporting Device for Stainless Steel Pipe Fitting. This invention was developed by Tao Jin, Jiang Shouhua, Zheng Huaze and Gao Lihong. The patent application number is CN202511576623 20251031. The patent publication number..

Shanghai Baoye Eng Technology Corp Ltd and Shanghai Baoye Group Corporation File Chinese Patent Application for Non-excavation High-impermeability Repairing and Reinforcing Process..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Shanghai Baoye Eng Technology Corp Ltd and Shanghai Baoye Group Corporation have filed a patent application for Non-excavation High-impermeability Repairing and Reinforcing Process Method for Underground Pipe Network in High-water-level Area Along River. This invention was developed by Liu Tianshun, Guo Jianhu..

China International Water & Electric and China Hydropower Dev Co Ltd File Chinese Patent Application for Mounting, Positioning and Hydraulic Device for Water Distribution Ring Pipe..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- China International Water & Electric and China Hydropower Dev Co Ltd have filed a patent application for Mounting, Positioning and Hydraulic Device for Water Distribution Ring Pipe of Impact Water Turbine. This invention was developed by She Weiwei, Zhou Yunxin, Wei Junchao, Wu Xuhui, Chen Guolong and Zhang Le..

National Petroleum Pipeline Network Group and National Pipe Network Group Engineering Tech Innovation Co Ltd Apply for Patent on Experimental Device and Experimental Method for Bri..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- National Petroleum Pipeline Network Group and National Pipe Network Group Engineering Tech Innovation Co Ltd have applied Chinese patent for Experimental Device and Experimental Method for Brine Discharging Pipe Column in Salt Cavern Energy Storage Cavern Shaft. Leng Xulin, Ma Tao, Gao Yan, Xin Chuanqi, Chen W..

China Three Gorges Construction Engineering Group and Henan Gongyi Pumped Storage Co Ltd Apply for Patent on Intelligent Monitoring Method and System for Pumped Storage Power Stati..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- China Three Gorges Construction Engineering Group and Henan Gongyi Pumped Storage Co Ltd have applied Chinese patent for Intelligent Monitoring Method and System for Pumped Storage Power Station Pipe Gallery Drainage and Storage Medium. Shi Hongtao, Kuai Anqi, Wang Pengbo, Kong Yong, Mo Zhikun, Zhou Kerui and ..

State Intellectual Property Office of China Publishes Shenzhen Zhongju Century Uav Co Ltd Patent Application for Pipeline Modeling System and Method Based on Three-dimensional Simu..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Shenzhen Zhongju Century Uav Co Ltd patent application for Pipeline Modeling System and Method Based on Three-dimensional Simulation. The invention was developed by Wang Duoming, Wang Jun and Deng Weiwei. The patent application number is CN2025115849..

Wuhan Front Industrial Equipment Technology Submits Chinese Patent Application for Pressure Tapping System of Single Carbonization Chamber Pressure Regulating Device

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Wuhan Front Industrial Equipment Technology has submitted a patent application for Pressure Tapping System of Single Carbonization Chamber Pressure Regulating Device. This invention was developed by Song Xuyong and Meng Kang. The patent application number is CN202511687080 20251118. The patent publication n..

Xi'an University of Science and Technology and Xi'an Special Equipment Inspection Institute Submit Chinese Patent Application for Device Capable of Being Continuously Used for Pipe..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Xi'an University of Science and Technology and Xi'an Special Equipment Inspection Institute have submitted a patent application for Device Capable of Being Continuously Used for Pipeline Welding Seam Detection and Detection Method Thereof. This invention was developed by Zhao Kuan, Hao Jiayang, Zhang Jianlong,..

Yangtze River Three Gorges Group Ind Development Beijing Co Ltd and China Three Gorges Submit Patent Application for Water Quality Tracing Method and Device for Drainage Pipe Netwo..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Yangtze River Three Gorges Group Ind Development Beijing Co Ltd and China Three Gorges have submitted a patent application for Water Quality Tracing Method and Device for Drainage Pipe Network, Electronic Equipment, Medium and Product. Liu Wei, Zhao Zhichao, Wang Wanqiong, Yin Wei, Peng Shouhai and Zhang Chung..

Xi'an Thermal Power Research Institute and Sichuan Huaneng Baoxinghe Water Power Submit Chinese Patent Application for Pipe Expanding Process of Hydro-generator Stator Cooler and M..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Xi'an Thermal Power Research Institute and Sichuan Huaneng Baoxinghe Water Power have submitted a patent application for Pipe Expanding Process of Hydro-generator Stator Cooler and Method for Calculating Wall Thickness of Copper Pipe. This invention was developed by Zhang Shiming, Shu Jin, Cheng Shuai, Wang Ju..

Goldcard Smart Group and Eslink Computing Hangzhou Co Ltd Submit Chinese Patent Application for Gas Pipe Network Leakage Detection Method, Device and System

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Goldcard Smart Group and Eslink Computing Hangzhou Co Ltd have submitted a patent application for Gas Pipe Network Leakage Detection Method, Device and System. This invention was developed by Zhang Yanwu, Song Kai, Liu Zongli, Chen Wei, Shen Lingxia and Geng Hongjiang. The patent application number is CN202..

Zhichenyunke Chongqing Tech Co Ltd Applies for Patent on Mountain City-oriented Digital Twinborn System Construction Method for Water Supply and Drainage Pipe Network

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Zhichenyunke Chongqing Tech Co Ltd has applied Chinese patent for Mountain City-oriented Digital Twinborn System Construction Method for Water Supply and Drainage Pipe Network. Tang Xinyi, Zhang Zhenqin, Su Yue, Ou Jufu and Yang Qijiao developed it. The patent application number is CN202511554057 20251029. ..

Sichuan Space Houses Information Tech Co Ltd Seeks Patent for Corrosion Analysis Method and Device for Gas Pipeline Integrity Management and Medium

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Sichuan Space Houses Information Tech Co Ltd has sought patent for Corrosion Analysis Method and Device for Gas Pipeline Integrity Management and Medium. This invention was developed by Qu Mingquan. The patent application number is CN202511569446 20251030. The patent publication number is CN121413243 (A). I..

Zhuji Xiangjia Machinery Co Ltd Applies for Patent on Wireless Brake Hose Joint State Monitoring System and Method

Pipe

| Mon 25 May 2026

Beijing, May 26 -- Zhuji Xiangjia Machinery Co Ltd has applied Chinese patent for Wireless Brake Hose Joint State Monitoring System and Method. Ge Xiang, Yao Xing and He Linxin developed it. The patent application number is CN202511544684 20251028. The patent publication number is CN121412866 (A). International Patent Classif..

State Intellectual Property Office of China Receives Vertai Energy and China Energy Engineering Group Jiangsu No. 1 Electric Power Construction Patent Application for Method for Di..

Pipe

| Mon 25 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has received Vertai Energy and China Energy Engineering Group Jiangsu No. 1 Electric Power Construction patent application for Method for Diagnosing Health State of Wastewater Collection Pipeline of Electrochemical Energy Storage Prefabricated Cabin. You Feng, She Xi..

State Intellectual Property Office of China Publishes Shandong Kelian Information Tech Co Ltd Patent Application for Underground Pipe Gallery Intelligent Monitoring Method and Syst..

Pipe

| Mon 25 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Shandong Kelian Information Tech Co Ltd patent application for Underground Pipe Gallery Intelligent Monitoring Method and System Based on Internet of Things. The invention was developed by Liang Hongliang, Wang Binglu, Bi Sihong and Sun Yan. The pate..

Heyuan Xinyuan Tech Co Ltd Files Chinese Patent Application for Fire-fighting Pipeline Pressure Data Acquisition Method and System

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Heyuan Xinyuan Tech Co Ltd has filed a patent application for Fire-fighting Pipeline Pressure Data Acquisition Method and System. This invention was developed by Kong Bin, Tang Huihui, Tang Keke and Jiang Zhen. The patent application number is CN202511458140 20251013. The patent publication number is CN1214..

State Intellectual Property Office of China Publishes Guizhou Shouxin Security Tech Co Ltd Patent Application for Method for Detecting Thickness of Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Guizhou Shouxin Security Tech Co Ltd patent application for Method for Detecting Thickness of Pipeline. The invention was developed by Lu Tao, Zhou Qiyi, Xiang Xiangfei, Feng Yanpeng and Qiu Zhechang. The patent application number is CN202511560938 2..

Southwind Wuhan Ventilation System Co Ltd Files Chinese Patent Application for Tail End Air Opening Air Volume Adjusting Device for Flexible Air Pipe System

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Southwind Wuhan Ventilation System Co Ltd has filed a patent application for Tail End Air Opening Air Volume Adjusting Device for Flexible Air Pipe System. This invention was developed by Sun Chen, Lu Biao, Xie Tianpeng and Wang Biao. The patent application number is CN202511917931 20251218. The patent publ..

State Intellectual Property Office of China Publishes Xi'an Jianke Youneng Tech Co Ltd Patent Application for Trapezoidal Resistance Reduction Structure and Straight Pipe Section w..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Xi'an Jianke Youneng Tech Co Ltd patent application for Trapezoidal Resistance Reduction Structure and Straight Pipe Section with Trapezoidal Resistance Reduction Structure. The invention was developed by Zhai Yuru, Liu Xiaozhi, Hua Yao, Hei Junjun, Fen..

Puyang Power Supply Co State Grid Henan Electric Power Co Applies for Patent on Long-term Monitoring and Protecting System for Buried Oil and Gas Pipeline Close to Power Transmissi..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Puyang Power Supply Co State Grid Henan Electric Power Co has applied Chinese patent for Long-term Monitoring and Protecting System for Buried Oil and Gas Pipeline Close to Power Transmission Line. Li Jian, Sun Haiyu, Wang Lei, Liu Fang, Xing Peng, Cai Xiuzhong, Li Zhili, Li Jing, Sheng Congbing, Li Zhongkun, ..

State Intellectual Property Office of China Receives Zhongguan Zhilian International Pipeline Engineering Tech Research Institute Beijing Co Ltd Patent Application for Underground ..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has received Zhongguan Zhilian International Pipeline Engineering Tech Research Institute Beijing Co Ltd patent application for Underground Pipeline Detection Method and System. Ning Kailun, Liu Jing, Yu Teng, Ning Huadong, Cai Ke, Liao Liang and Wang Han developed t..

State Intellectual Property Office of China Releases Chongqing Smart City Tech Research Institute Co Ltd Of China Coal Tech Engineering Group and China Coal Technology Engineering ..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has released Chongqing Smart City Tech Research Institute Co Ltd Of China Coal Tech Engineering Group and China Coal Technology Engineering Group Chongqing Research Institute patent application for Underground Pipeline Gallery Risk Monitoring Method and Device. This ..

State Intellectual Property Office of China Receives Dalian University of Technology and Dalian Univ Of Technology Science and Technology Park Co Ltd Patent Application for Nitroge..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has received Dalian University of Technology and Dalian Univ Of Technology Science and Technology Park Co Ltd patent application for Nitrogen-based Low-temperature Discharging Hose Performance Testing Method. Yan Jun, Zhou Xun, Hu Haitao and Lu Hailong developed the ..

Hangzhou Nanlin Novel Insulation Mat Co Ltd Seeks Patent for Magnetic Type Pipeline Heat Preservation Film

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Hangzhou Nanlin Novel Insulation Mat Co Ltd has sought patent for Magnetic Type Pipeline Heat Preservation Film. This invention was developed by Cen Yuan, Pan Yun and Wang Weiqun. The patent application number is CN202511787893 20251201. The patent publication number is CN121408567 (A). International Patent..

State Intellectual Property Office of China Releases Jinan Puli Water Supply Eng Co Ltd Patent Application for Non-excavation Repair Construction Method for Water Supply Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has released Jinan Puli Water Supply Eng Co Ltd patent application for Non-excavation Repair Construction Method for Water Supply Pipeline. This invention was developed by Yang Lin, Meng Fanming, Zhang Caihong and Wang Zijing. The patent application number is CN20..

China 22MCC Group Corporation Submits Chinese Patent Application for Device for Connecting Double-wall Corrugated Pipelines and Using Method

Pipe

| Tue 26 May 2026

Beijing, May 26 -- China 22MCC Group Corporation has submitted a patent application for Device for Connecting Double-wall Corrugated Pipelines and Using Method. This invention was developed by Gao Zongmin, Li Aoran, Zhang Wenyang, Feng Jiang and Wu Zhenkun. The patent application number is CN202511772672 20251128. The patent ..

State Intellectual Property Office of China Receives Hebei Jingbo Petroleum Machinery Co Ltd Patent Application for Self-locking Connector of High-pressure Conveying Hose

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has received Hebei Jingbo Petroleum Machinery Co Ltd patent application for Self-locking Connector of High-pressure Conveying Hose. Liu Xilei, Zhang Guixiang, Liu Xiduo, Wang Shuyi and Miao Yu developed the invention. The patent application number is CN20251177822..

Shanghai Bst Tubing Co Ltd Files Chinese Patent Application for Silicon Core Pipe and Preparation Method Thereof

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Shanghai Bst Tubing Co Ltd has filed a patent application for Silicon Core Pipe and Preparation Method Thereof. This invention was developed by Yuan Sen. The patent application number is CN202511983969 20251226. The patent publication number is CN121408533 (A). International Patent Classification codes are ..

Xi'an Jianke Youneng Tech Co Ltd Files Chinese Patent Application for Arc-shaped Resistance Reduction Structure and Straight Pipe Section with Arc-shaped Resistance Reduction Struc..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Xi'an Jianke Youneng Tech Co Ltd has filed a patent application for Arc-shaped Resistance Reduction Structure and Straight Pipe Section with Arc-shaped Resistance Reduction Structure. This invention was developed by Zhai Yuru, Hua Yao, Hei Junjun, Liu Xiaozhi, Liu Mingkai, Feng Yi, Zhang Wei, Xu Jiao, Gao Ran ..

Zhejiang Bosheng Steel Group Co Ltd Submits Chinese Patent Application for Stainless Steel Pipe with Corrosion-resistant Inner Wall and Preparation Method

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Zhejiang Bosheng Steel Group Co Ltd has submitted a patent application for Stainless Steel Pipe with Corrosion-resistant Inner Wall and Preparation Method. This invention was developed by Wang Chaosheng, Ye Jingjie, Xu Lexie and Wang Chaofan. The patent application number is CN202511562924 20251030. The pat..

State Intellectual Property Office of China Releases Xiayi Changheng Metal Products Co Ltd Patent Application for Water Supply Pipeline with High-flow Energy-saving Effect

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has released Xiayi Changheng Metal Products Co Ltd patent application for Water Supply Pipeline with High-flow Energy-saving Effect. This invention was developed by Li Mohan, Feng Guangming and Li Hong. The patent application number is CN202511666785 20251114. The..

China Merchants Ind Group Weihai Shipbuilding Co Ltd Seeks Patent for Amplitude-variable Rotatable Pipe Cable Gap Bridge Device with Compensation Function

Pipe

| Tue 26 May 2026

Beijing, May 26 -- China Merchants Ind Group Weihai Shipbuilding Co Ltd has sought patent for Amplitude-variable Rotatable Pipe Cable Gap Bridge Device with Compensation Function. This invention was developed by Zhang Dong, Li Yushan, Yu Zhenzhen, Yuan Rong, Zhang Bing, Zhang Kun, Su Dan, Ma Feng, Zhu Yihu, Zhao Lin, Liu Lingyun..

Guangzhou Jintu Geotechnical Engineering Tech Co Ltd Submits Chinese Patent Application for Load Transmission Type Structure for Pipe Jacking Engineering and Construction Method of..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Guangzhou Jintu Geotechnical Engineering Tech Co Ltd has submitted a patent application for Load Transmission Type Structure for Pipe Jacking Engineering and Construction Method of Load Transmission Type Structure. This invention was developed by Chen Xuehua. The patent application number is CN202511185703 ..

Chengjun Construction Group Co Ltd Applies for Patent on Underground Pipeline Excavation-free Construction Equipment

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Chengjun Construction Group Co Ltd has applied Chinese patent for Underground Pipeline Excavation-free Construction Equipment. Bao Lining, Xia Junfeng and Kong Linghuan developed it. The patent application number is CN202511682432 20251117. The patent publication number is CN121408523 (A). International Pat..

Beijing Jiujiu Yuda Electromechanical Tech Co Ltd Seeks Patent for Direct-drive Type Gear Rack Corrugated Pipe Sealing Butterfly Valve

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Beijing Jiujiu Yuda Electromechanical Tech Co Ltd has sought patent for Direct-drive Type Gear Rack Corrugated Pipe Sealing Butterfly Valve. This invention was developed by Sun Youhu and Wang Fangfang. The patent application number is CN202511929935 20251219. The patent publication number is CN121408460 (A)..

State Intellectual Property Office of China Receives Suzhou No. 1 Building Group Co Ltd and Jiangsu Dingsi Tech Development Co Ltd Patent Application for Method and System for Dete..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has received Suzhou No. 1 Building Group Co Ltd and Jiangsu Dingsi Tech Development Co Ltd patent application for Method and System for Detecting and Judging Welding Quality of Plastic Pipe Fitting. Lu Shaoqing, Tang Xiaoqian, Gu Biao, Lu Liang, Hu Zhuo, Oh An-ha, Li..

Daqing Saitong Machinery Mfg Co Ltd Submits Chinese Patent Application for High-efficiency Condenser Pipe with Micro-embossed Surface

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Daqing Saitong Machinery Mfg Co Ltd has submitted a patent application for High-efficiency Condenser Pipe with Micro-embossed Surface. This invention was developed by Yang Kaiyuan, Zhang Zhi and Yang Xinyu. The patent application number is CN202511697803 20251119. The patent publication number is CN12140901..

Wuxi Thinking Long Ind Furnace Co Ltd Submits Patent Application for Feeding Device of Petroleum Pipeline Heat Treatment Furnace

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Wuxi Thinking Long Ind Furnace Co Ltd has submitted a patent application for Feeding Device of Petroleum Pipeline Heat Treatment Furnace. Qian Xijun and Jiang Jian developed the invention. The patent application number is CN202511764949 20251127. The patent publication number is CN121408989 (A). Internation..

Ningbo Zhongxin Limei Tech Co Ltd Submits Chinese Patent Application for Pipe Fitting Pressing and Riveting Equipment for Metal Box Body

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Ningbo Zhongxin Limei Tech Co Ltd has submitted a patent application for Pipe Fitting Pressing and Riveting Equipment for Metal Box Body. This invention was developed by Liao Dahua, Li Shuming and Xu Conglei. The patent application number is CN202511429850 20251009. The patent publication number is CN121408..

State Intellectual Property Office of China Publishes Ma Xiaodong Patent Application for Jet Pipe Valve Offset Method and Structure

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Ma Xiaodong patent application for Jet Pipe Valve Offset Method and Structure. The patent application number is CN202310962518 20230802. The patent publication number is CN121408326 (A). International Patent Classification codes are F15B13/02, F15B3..

Wuhan Xingwanjia Stainless Steel Products Co Ltd Submits Chinese Patent Application for Steel Pipe Connecting Piece Capable of Being Quickly Disassembled

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Wuhan Xingwanjia Stainless Steel Products Co Ltd has submitted a patent application for Steel Pipe Connecting Piece Capable of Being Quickly Disassembled. This invention was developed by Wang Bo, Zhu Guigen and Chen Tao. The patent application number is CN202511628861 20251107. The patent publication number..

State Intellectual Property Office of China Publishes Kaifeng Pengda Highway Maintenance Eng Co Ltd Patent Application for Underground Pipeline Omni-directional Dredging Device and..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Kaifeng Pengda Highway Maintenance Eng Co Ltd patent application for Underground Pipeline Omni-directional Dredging Device and Method Based on Robot. The invention was developed by Zhang Guobin, Li Weipeng, Dong Xunhong, Sun Jiahao, Niu Xuejiao, Yue Lih..

Guangdong Yingxingyuan Group Co Ltd Submits Chinese Patent Application for Rain and Sewage Diversion System for Municipal Underground Pipeline Engineering

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Guangdong Yingxingyuan Group Co Ltd has submitted a patent application for Rain and Sewage Diversion System for Municipal Underground Pipeline Engineering. This invention was developed by Liu Feihu, Chen Zhixiong, Xu Yeqi, Zhu Jiubo, Liu Chunyan, Tang Hui, He Zhenping and Liu Feiquan. The patent application..

Anxiang Hengda Environmental Prot Building Material Co Ltd Seeks Patent for Steam Curing Equipment for Prestressed Pipe Pile

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Anxiang Hengda Environmental Prot Building Material Co Ltd has sought patent for Steam Curing Equipment for Prestressed Pipe Pile. This invention was developed by Liao Honglin. The patent application number is CN202511698697 20251119. The patent publication number is CN121407571 (A). International Patent Cl..

Hefei Liangzhen Building Tech Co Ltd Submits Patent Application for Multi-professional Pipeline Arrangement Method and Device for Basement and Medium

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Hefei Liangzhen Building Tech Co Ltd has submitted a patent application for Multi-professional Pipeline Arrangement Method and Device for Basement and Medium. Mo Linlin, Guo Chunhua, Li Xuesong and Tian Fuhai developed the invention. The patent application number is CN202511983419 20251226. The patent publi..

State Intellectual Property Office of China Releases China North Engine Res Institute Patent Application for Power Assembly Pipeline Layout Method and System, Electronic Equipment ..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has released China North Engine Res Institute patent application for Power Assembly Pipeline Layout Method and System, Electronic Equipment and Storage Medium. This invention was developed by Yang Xu, Cheng Liqiang, Yang Jiapeng, Liu Yanli, Wang Hui, Wang Xiong, Liu ..

China North Engine Res Institute Submits Patent Application for Power Assembly Pipeline Routing and Optimizing Method, System and Equipment and Storage Medium

Pipe

| Tue 26 May 2026

Beijing, May 26 -- China North Engine Res Institute has submitted a patent application for Power Assembly Pipeline Routing and Optimizing Method, System and Equipment and Storage Medium. Yang Xu, Cheng Liqiang, Wang Hui, Wang Xiong, Yang Jiapeng, Liu Tong, Lan Bo, Li Yan, Xing Yanbang and Shi Dayu developed the invention. The..

China North Engine Res Institute Applies for Patent on Inflection Point Adding Method Based on Pipeline Trajectory Optimization

Pipe

| Tue 26 May 2026

Beijing, May 26 -- China North Engine Res Institute has applied Chinese patent for Inflection Point Adding Method Based on Pipeline Trajectory Optimization. Yang Xu, Cheng Liqiang, Li Yan, Liu Yanli, Wang Hui, Wang Xiong, Yang Jiapeng, Liu Tong, Lan Bo and Xing Yanbang developed it. The patent application number is CN20251181..

State Intellectual Property Office of China Publishes Yuecheng Yangzhou New Mat Co Ltd Patent Application for Industrial Automatic Control System and Method for Steel Pipe External..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Yuecheng Yangzhou New Mat Co Ltd patent application for Industrial Automatic Control System and Method for Steel Pipe External Corrosion Prevention Intelligent Production Line. The invention was developed by Xiang Xiqiang, Zhu Chengdong, Wang Jianjun, Z..

Guizhou Chuangxing Electric Power Science Res Institute Co Ltd Submits Chinese Patent Application for Electric Feed Pump Recirculation Door Control Method, System, Equipment and Me..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Guizhou Chuangxing Electric Power Science Res Institute Co Ltd has submitted a patent application for Electric Feed Pump Recirculation Door Control Method, System, Equipment and Medium in Boiler Pipe Blowing Process. This invention was developed by Zhang Shihai, Wang Suobin, Wang Wenqiang, Xu Zhangfu, Wang Han..

Suining Construction Co Ltd Seeks Patent for Pipeline Deviation Rectification Control System for Pipe Jacking Construction

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Suining Construction Co Ltd has sought patent for Pipeline Deviation Rectification Control System for Pipe Jacking Construction. This invention was developed by Wang Lei, Liu Yang, Ye Yingchao, Bi Leiju and Zheng Yong. The patent application number is CN202511696596 20251119. The patent publication number i..

State Intellectual Property Office of China Releases Suining Construction Co Ltd Patent Application for Pipeline Deviation Rectification Control System for Pipe Jacking Constructio..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has released Suining Construction Co Ltd patent application for Pipeline Deviation Rectification Control System for Pipe Jacking Construction. This invention was developed by Wang Lei, Liu Yang, Ye Yingchao, Bi Leiju and Zheng Yong. The patent application number i..

Ccteg Taian Clean Energy Co Ltd Submits Patent Application for Intelligent Monitoring and Optimal Control Method and System for Energy Consumption of Steam Pipe Network

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Ccteg Taian Clean Energy Co Ltd has submitted a patent application for Intelligent Monitoring and Optimal Control Method and System for Energy Consumption of Steam Pipe Network. Zhang Di, Hu Maohui, Zeng Xin, Yan Long, Wu Guanglong, Feng Xianhe, Zhao Zidong, Wang Yue, Liu Yaoxiang, Zhao Jing, Wang Luchao and C..

State Intellectual Property Office of China Publishes Sichuan New Power System Res Institute Co Ltd and Panzhihua Power Supply Co State Grid Sichuan Electric Power Corp Patent Appl..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Sichuan New Power System Res Institute Co Ltd and Panzhihua Power Supply Co State Grid Sichuan Electric Power Corp patent application for Intelligent Self-adaptive Pipeline Water Turbine System. The invention was developed by Liang Zhu, Xu Weiting, Li ..

Linhai Aofa Pipe Co Ltd Files Chinese Patent Application for Engine Basalt Heat Insulation Sleeve Exhaust Pipe Structure

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Linhai Aofa Pipe Co Ltd has filed a patent application for Engine Basalt Heat Insulation Sleeve Exhaust Pipe Structure. This invention was developed by Pu Bowei, Chen Youjin, Fang Shaoge, Liao Jiannan and Zhang Wei. The patent application number is CN202511903858 20251217. The patent publication number is C..

State Intellectual Property Office of China Receives MCC Wukan Engineering Technology Co Ltd and Qinghai Salt Lake Industry Patent Application for Double-layer Rotary Well Casing C..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has received MCC Wukan Engineering Technology Co Ltd and Qinghai Salt Lake Industry patent application for Double-layer Rotary Well Casing Circulating Flushing Brine Well System. Wu Yulun, Yang Jinkun, Rui Yanhui, Li Mengyun, Zhang Peng, Li Zhen, Liu Hongrui, Wang Yu..

Zhongyi Hengtong Construction Invest and Development Group Co Ltd Seeks Patent for Inner Support Type Mechanical Reamer for Trenchless Pipeline Repair

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Zhongyi Hengtong Construction Invest and Development Group Co Ltd has sought patent for Inner Support Type Mechanical Reamer for Trenchless Pipeline Repair. This invention was developed by Zhu Gaobo, Li Wenshi, Wang Yuanyuan, Zhang Zhanfeng, Zhu Pengyang, Feng Jizhun, Wang Qiang and Zhang Junwei. The patent..

Jinling Design Jiangsu Co Ltd Submits Chinese Patent Application for Fireproof Plugging Monitoring and Repairing System for Building Electromechanical Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Jinling Design Jiangsu Co Ltd has submitted a patent application for Fireproof Plugging Monitoring and Repairing System for Building Electromechanical Pipeline. This invention was developed by Wang Yang, Wang Kaiping, Yuan Xiaoyang and Feng Xue'er. The patent application number is CN202511703860 20251119. T..

Shaanxi Zhongjiu Changsheng New Building Material Tech Co Ltd Submits Chinese Patent Application for Prestressed Steel Pipe Truss Concrete Laminated Slab

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Shaanxi Zhongjiu Changsheng New Building Material Tech Co Ltd has submitted a patent application for Prestressed Steel Pipe Truss Concrete Laminated Slab. This invention was developed by Zhang Weihua, Ji Yan, Zhang Weiheng, Wu Tuanwei, Zhang Hu, Liang Zhibin, Sun Yanfeng and Ren Zehao. The patent applicatio..

Zhongcheng Electric Equipment Shandong Co Ltd Submits Patent Application for Macromolecule-based Pipeline Wear-resistant and Low-temperature-resistant Coating Material and Preparat..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Zhongcheng Electric Equipment Shandong Co Ltd has submitted a patent application for Macromolecule-based Pipeline Wear-resistant and Low-temperature-resistant Coating Material and Preparation Method Thereof. Shan Pengcheng, Li Chengxiang, Li Shiwei, Zhang Peng, Qin Peiming, Li Fanghai and Jia Shu developed the..

Jiangsu Yukai Tech Co Ltd Submits Chinese Patent Application for Anticorrosive Paint for Steel Pipe Pile and Preparation Method of Anticorrosive Paint

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Jiangsu Yukai Tech Co Ltd has submitted a patent application for Anticorrosive Paint for Steel Pipe Pile and Preparation Method of Anticorrosive Paint. This invention was developed by He Yan, Xiao Hongliang, Yu Yongfa, Zhang Qinyong and Li Jun. The patent application number is CN202511812564 20251204. The p..

State Intellectual Property Office of China Releases Beijing Naxi Tech Co Ltd Patent Application for Underground Pipe Network Inspection Robot Collaborative Scheduling Method Based..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has released Beijing Naxi Tech Co Ltd patent application for Underground Pipe Network Inspection Robot Collaborative Scheduling Method Based on Swarm Intelligence. This invention was developed by Su Lijuan, Zhang Fengchao, Wu Zhiming, Xiong Fang and Zhang Mengmeng. ..

Air IP Holdings Ltd Submits WIPO Patent Application for Water Pipe Heating Assembly

Pipe

| Mon 25 May 2026

Geneva, May 26 -- Air IP Holdings Ltd has submitted a patent application for Water Pipe Heating Assembly. This invention was developed by Sheng Teo Boon, Doyle Stephen and Bell Frank. The patent application number is WO2025IB61552 20251112. The patent publication number is WO2026105008 (A1). International Patent Classificatio..

World Intellectual Property Organization Publishes Endel Patent Application for System and Method for Shutting Off a Pipe

Pipe

| Mon 25 May 2026

Geneva, May 26 -- World Intellectual Property Organization has published Endel patent application for System and Method for Shutting Off a Pipe. The invention was developed by Roux Quentin. The patent application number is WO2025FR51020 20251104. The patent publication number is WO2026104776 (A1). International Patent Classif..

ARS Silesia SP ZOO Submits WIPO Patent Application for Connection Device for Connecting a Fluid Line to a Hose

Pipe

| Mon 25 May 2026

Geneva, May 26 -- ARS Silesia SP ZOO has submitted a patent application for Connection Device for Connecting a Fluid Line to a Hose. This invention was developed by Denz Oliver and Marciniszyn Dariusz. The patent application number is WO2025EP82802 20251112. The patent publication number is WO2026104490 (A1). International Pa..

World Intellectual Property Organization Receives Unicor GmbH Patent Application for Device for Producing Plastic Pipes

Pipe

| Mon 25 May 2026

Geneva, May 26 -- World Intellectual Property Organization has received Unicor GmbH patent application for Device for Producing Plastic Pipes. Eck Daniel, Thein Martin and Deckert Frank developed the invention. The patent application number is WO2025EP81983 20251105. The patent publication number is WO2026104247 (A1). Interna..

Gropyus AG Applies for Patent on Pipe Laying Device, Pipe Feeding Device, Method for Laying at Least One Pipe, and Method for Feeding at Least One Pipe

Pipe

| Mon 25 May 2026

Geneva, May 26 -- Gropyus AG has applied WIPO patent for Pipe Laying Device, Pipe Feeding Device, Method for Laying at Least One Pipe, and Method for Feeding at Least One Pipe. Manhartseder Christian and Strassmair Michael developed it. The patent application number is WO2025EP81507 20251031. The patent publication number is ..

Walter Stauffenberg GmbH & Co KG Files WIPO Patent Application for Device for Securing a Pipe

Pipe

| Mon 25 May 2026

Geneva, May 26 --Walter Stauffenberg GmbH & Co KG has filed a patent application for Device for Securing a Pipe. This invention was developed by König Ulrich and Epp Elena. The patent application number is WO2025EP80523 20251022. The patent publication number is WO2026104157 (A1). International Patent Classification codes ar..

Guangdong Xintuo Network Tech Co Ltd Submits Patent Application for GIS-based Pipe Network Leakage Point High-precision Positioning Method and System

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Guangdong Xintuo Network Tech Co Ltd has submitted a patent application for GIS-based Pipe Network Leakage Point High-precision Positioning Method and System. Chen Junyang, Lai Zhijian, Jiang Wenjian and Yang Senquan developed the invention. The patent application number is CN202511834252 20251208. The pate..

Shaanxi Sirun Intelligent Tech Co Ltd Submits Patent Application for Welding Defect Detection Method and System for Chemical Metal Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Shaanxi Sirun Intelligent Tech Co Ltd has submitted a patent application for Welding Defect Detection Method and System for Chemical Metal Pipeline. Luo Jingwei, Zhang Peishan, Liu Bei, Xu Jin, Zhang Junzhao, Li Yanyan, Yang Qifeng and Yan Liye developed the invention. The patent application number is CN202..

Xiangyang Jiuding Haotian Energy Chemical Tech Co Ltd Applies for Patent on On-line Monitoring Device and On-line Monitoring Method for Mechanical Water Content of Gas Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Xiangyang Jiuding Haotian Energy Chemical Tech Co Ltd has applied Chinese patent for On-line Monitoring Device and On-line Monitoring Method for Mechanical Water Content of Gas Pipeline. Guan Qing, Zhang Heng, Chen Tao, Pan Deng and Zhang Fengsong developed it. The patent application number is CN20251152299..

State Intellectual Property Office of China Receives State Grid Hubei Electric Power Co Ltd Ehv Company and Hubei Chaoneng Electric Power Patent Application for X-Ray Detection Dev..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has received State Grid Hubei Electric Power Co Ltd Ehv Company and Hubei Chaoneng Electric Power patent application for X-Ray Detection Device for Defects of Crimping Pipe of Strain Clamp of Power Transmission Line and Detection Method of X-Ray Detection Device. Wan..

State Intellectual Property Office of China Publishes State Power Investment Intelligent Tech Shanghai Co Ltd Patent Application for Device and Method for Detecting Foreign Matters..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published State Power Investment Intelligent Tech Shanghai Co Ltd patent application for Device and Method for Detecting Foreign Matters on Inner Surface of Long Pipe. The invention was developed by Wang Jinlong, Cheng Hao, Fan Zhao, Zhang Haochen, Naren Tuoya, D..

Guangxi Sanhuo New Mat Co Ltd Submits Chinese Patent Application for Quality Detection Device for Galvanized Steel Pipe Production

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Guangxi Sanhuo New Mat Co Ltd has submitted a patent application for Quality Detection Device for Galvanized Steel Pipe Production. This invention was developed by Lin Chao and Chen Liang. The patent application number is CN202511528271 20251024. The patent publication number is CN121410000 (A). Internation..

State Intellectual Property Office of China Publishes Anhui Kuaitong Tech Co Ltd Patent Application for Simulation Test Device for Dredging Pipeline Blockages

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Anhui Kuaitong Tech Co Ltd patent application for Simulation Test Device for Dredging Pipeline Blockages. The invention was developed by Lu Dehui, Yu Lijun, Li Yong and Ye Haojie. The patent application number is CN202511753051 20251126. The patent p..

State Intellectual Property Office of China Publishes Jiangxi Xinding Tech Co Ltd Patent Application for Copper Pipe Testing Tool for Air Conditioner Copper Pipe Processing

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has published Jiangxi Xinding Tech Co Ltd patent application for Copper Pipe Testing Tool for Air Conditioner Copper Pipe Processing. The invention was developed by He Qiao, Li Jun and Zhou Xiaoming. The patent application number is CN202511787489 20251201. The pa..

Xi'an Aerospace Propulsion Testing Technique Inst Applies for Patent on Engine Ground Test Liquid Propellant Pipeline Anti-pinch System and Control Method

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Xi'an Aerospace Propulsion Testing Technique Inst has applied Chinese patent for Engine Ground Test Liquid Propellant Pipeline Anti-pinch System and Control Method. Zhao Fei, Li Yu, Zhao Ming, Zhang Lina, Li Minmin, Xiao Jingjing, Liu Yufeng, Ren Yu, Li Linyong, Song Xuyang, Hou Hancheng, Qin Yongtao, He Jiaju..

Guangdong East Pipes Co Ltd Submits Chinese Patent Application for Multi-working-condition Axial Testing Machine for Self-anchoring Connector Steel Pipe

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Guangdong East Pipes Co Ltd has submitted a patent application for Multi-working-condition Axial Testing Machine for Self-anchoring Connector Steel Pipe. This invention was developed by Lin Jinqiang. The patent application number is CN202511593738 20251103. The patent publication number is CN121409581 (A). ..

State Intellectual Property Office of China Releases Shanxi Shenglong Taida New Energy Co Ltd Patent Application for Tar Collecting Device Used Below Bridge Pipe Cleaning Hole

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has released Shanxi Shenglong Taida New Energy Co Ltd patent application for Tar Collecting Device Used Below Bridge Pipe Cleaning Hole. This invention was developed by Cui Xiangjin, Long Houmi, Liu Long, Liu Xingxing and Wei Jie. The patent application number is ..

Geermu Lanhe Plastic Industry Submits Chinese Patent Application for Polyethylene Pipe Production Energy Consumption Data Prediction Method and System

Pipe

| Mon 25 May 2026

Beijing, May 26 -- Geermu Lanhe Plastic Industry has submitted a patent application for Polyethylene Pipe Production Energy Consumption Data Prediction Method and System. This invention was developed by Yang Zhidong, Qi Xiaohua, Han Dong and Zhu Jialing. The patent application number is CN202511581830 20251031. The patent publi..

Beijing China Coal Mine Engineering Files Chinese Patent Application for Liquid Nitrogen Freezing Pipe Structure for Differential Freezing Construction

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Beijing China Coal Mine Engineering has filed a patent application for Liquid Nitrogen Freezing Pipe Structure for Differential Freezing Construction. This invention was developed by Xu Junwei, Fu Cai, Han Yufu, Yang Ning, Wei Kedong and Ren Qiang. The patent application number is CN202511497330 20251020. The..

Jinan Minghu Refrigeration and Air Conditioning Files Chinese Patent Application for Temperature Control Method and System for Corrosion-resistant Refrigeration Pipe with Intellige..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Jinan Minghu Refrigeration and Air Conditioning has filed a patent application for Temperature Control Method and System for Corrosion-resistant Refrigeration Pipe with Intelligent Temperature Control Coating. This invention was developed by Wang Jigang, Yue Junting and Wang Dongsheng. The patent application ..

State Intellectual Property Office of China Releases China Jiliang University Patent Application for Vertical Pipe Type Indirect Evaporative Cooling Device and Control Method There..

Pipe

| Tue 26 May 2026

Beijing, May 26 -- State Intellectual Property Office of China has released China Jiliang University patent application for Vertical Pipe Type Indirect Evaporative Cooling Device and Control Method Thereof. This invention was developed by Wang Zhoujing, Li Lingzhi, Cai Hui, Zhang Keying, Li Yunbo and Jiang Jiachao. The patent a..

Gree Electric Appliances, Zhuhai Applies for Patent on Fluid Pipeline Leakage-proof Device and Air Conditioner

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Gree Electric Appliances, Zhuhai has applied Chinese patent for Fluid Pipeline Leakage-proof Device and Air Conditioner. Qu Jiacheng, Li Hui and Tan Feng developed it. The patent application number is CN202511872139 20251212. The patent publication number is CN121408566 (A). International Patent Classificatio..

Sinohydro Bureau 7 Seeks Patent for Anti-segregation and Anti-blocking Device for Transportation Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Sinohydro Bureau 7 has sought patent for Anti-segregation and Anti-blocking Device for Transportation Pipeline. This invention was developed by Wang Qiang, Zhang Yu, Zheng Yao, Ji Haipeng, Han Baoshuan, Li Hongtao, Zhong Mingyi, Yin Benlin, Wang Jun, Yan Di and Zhang Nan. The patent application number is CN20..

Bengang Steel Plates Submits Chinese Patent Application for Flexible Electromagnetic Band Device and Method for Online Plugging of Gas Pipeline

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Bengang Steel Plates has submitted a patent application for Flexible Electromagnetic Band Device and Method for Online Plugging of Gas Pipeline. This invention was developed by Cong Zhanzhu, Zhou Jing, Qu Hongchang, Jiang Yanze and Feng Zhiyuan. The patent application number is CN202511746415 20251126. The pa..

Hebei Water Conservancy Engineering Bureau Group Submits Chinese Patent Application for Water Conservancy Pipeline Fracture Repairing Device and Method

Pipe

| Tue 26 May 2026

Beijing, May 26 -- Hebei Water Conservancy Engineering Bureau Group has submitted a patent application for Water Conservancy Pipeline Fracture Repairing Device and Method. This invention was developed by Zhang Yanxia, Ma Zhili, Jia Lixin, Tian Fangyuan, Xia Lin, Chen Xiaoguang, Cao Shaobin, Zheng Xiongfei, Wang Zongyao, Chen Zhi..

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