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Pipe
| Mon 27 Apr 2026
Geneva, April 28 -- World Intellectual Property Organization has received Chen Jiazhi patent application for Ceramic Deflocculant Batching Device.
The patent application number is WO2024CN125636 20241018. The patent publication number is WO2026081171 (A1). International Patent Classification codes are B01F27/90, B01F35/21 a..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Shanghai Dingsheng Electronic Tech Co Ltd has submitted a patent application for Ultrasonic Nondestructive Testing Device for Inner Wall of Pipeline. This invention was developed by Li Jian, Zhao Run and Zhang Qianwen.
The patent application number is CN202511704548 20251120. The patent publication number..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Zhou Bing has submitted a patent application for Nondestructive Monitoring Method, Device and Equipment for Corrosion of Metal Pipeline and Medium. Zhou Bing developed the invention.
The patent application number is CN202511604192 20251105. The patent publication number is CN121141805 (A). International P..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Dichuan Energy Man Beijing Group Co Ltd has sought patent for Non-contact Magnetic Flux Leakage Internal Detection System and Method for Pipeline. This invention was developed by Rong Hongqing.
The patent application number is CN202511502096 20251021. The patent publication number is CN121141800 (A). Inte..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Shandong Antai Chemical Pressure Vessel Inspection Center Co Ltd has applied Chinese patent for Radiographic Inspection Equipment for Welding Seam of Pressure Pipeline. Feng Xiaogang, Shen Dongkui, Wang Tianyao, Sun Zhenxi and Xu Min developed it.
The patent application number is CN202511680787 20251117. ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Luoyang Ship Material Res Institute No. 725 Res Institute Of China State Shipbuilding Corporation Lim has submitted a patent application for Corrosive Agent for Displaying Annealing-state Grain Size of Large-variable-diameter Ta10 Pipe and Corrosion Method. Liu Yan, Zhang Lijuan, Pan Hengpei, Zhang Congyi, Z..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Aoku Hydropower Branch Huaneng Xinjiang Energy Dev Co Ltd has filed a patent application for Pressure Steel Pipe Branch Pipe Hydraulic Pressure Test Monitoring System and Method. This invention was developed by Hua Rongjun, Gao Lianjie, Yi Junlong, Wang Yonghong and Wu Chuanyu.
The patent application numb..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Hebei Jingbo Petroleum Machinery Co Ltd has filed a patent application for High-pressure Bursting Test Device for Hose. This invention was developed by Liu Xilei, Zhang Guixiang, Tang Na, Wang Shuyi, Duo Zhigang and Ren Kaili.
The patent application number is CN202511143490 20250815. The patent publicatio..
Pipe
| Mon 27 Apr 2026
Geneva, April 28 -- Chen Jiazhi has submitted a patent application for Quick-release Connection Fixture for Pipe Injection Molding Device.
The patent application number is WO2024CN125634 20241018. The patent publication number is WO2026081169 (A1). International Patent Classification code is B25B11/02.
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- Wuxi Yixing Electric Power Tech Co Ltd has sought patent for Underground Pipeline Intelligent Detection and Mapping Method Based on Image Recognition. This invention was developed by Bao Qiaojuan, Wang Wenjiang, Lu Jie, Guo Zhiwei, Liu Zhengdao and Zhou Yong.
The patent application number is CN20251128506..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- Inspur Software Co Ltd has filed a patent application for Intelligent Management System and Management Method for Urban Gas Pipe Network. This invention was developed by Hou Qingtao, Ji Lei, Wang Feifei, Zhang Lianchao and Han Liang.
The patent application number is CN202511278809 20250909. The patent pub..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- Suzhou Nuanwei Tech Co Ltd has submitted a patent application for Steam Pipe Network Heat Source Optimization Scheduling Method Taking Economical Efficiency as Target. This invention was developed by Luo Wei, Yang Guang and Li Shuoxun.
The patent application number is CN202511122999 20250812. The patent p..
Pipe
| Tue 28 Apr 2026
Geneva, April 28 -- World Intellectual Property Organization has received Riegos Agricolas Espanoles SA patent application for Pipe Coupling, Sealing Gasket for Said Coupling, and Installation Comprising Said Coupling. Tapias Icart Juan developed the invention.
The patent application number is WO2024ES70624 20241015. The pate..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received Guangdong East Pipes Co Ltd patent application for Transverse Vibration Testing Machine for Full-self-anchoring Connector Steel Pipe. Lin Jinqiang developed the invention.
The patent application number is CN202511487489 20251017. The patent publicat..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Shenzhen Saisite Intelligent Equipment Co Ltd has sought patent for Mercury-free Wet Reed Pipe as Well as Production Process and Use Method Thereof. This invention was developed by Yang Mingtao and Yan Dimao.
The patent application number is CN202511605631 20251105. The patent publication number is CN1211..
Pipe
| Tue 28 Apr 2026
Geneva, April 28 -- Natran has applied WIPO patent for Positioning Device for a Fluid Pipe and Device for Stopping the Flow of a Leak Comprising Same. Acker Benoit, Hardy Michel, Sesmat Alban, Aussant Pascal and Valdivia Jérôme developed it.
The patent application number is WO2025EP80020 20251017. The patent publication num..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Guangzhou Yizai Intelligent Tech Co Ltd patent application for Detection Equipment for Detecting Pipeline. This invention was developed by Cheng Lianjie, Cheng Xiulian, Yang Yonghuan and Deng Minhua.
The patent application number is CN202511685303 2..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Jiangsu Aierte Instr Co Ltd has sought patent for Industrial Pipeline Pressure Monitoring Sensor. This invention was developed by Zhou Peng.
The patent application number is CN202511449897 20251011. The patent publication number is CN121141021 (A). International Patent Classification codes are G01L19/00 a..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- Wenzhou Zhonglu Water Tech Co Ltd has sought patent for Drainage Pipe Network Non-excavation Short Pipe Replacement Construction Parameter Optimization Method and System. This invention was developed by Lu Rongyou, Yan Xiaoyu, Li Shijun and Zhu Tongquan.
The patent application number is CN202511667233 202..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Metinfo Beijing Co Ltd has filed a patent application for Intelligent Composite Pressure Guide Pipe. This invention was developed by He Huan, Wang Dilin, Wei Zhao and Chen Junli.
The patent application number is CN202511343070 20250919. The patent publication number is CN121140850 (A). International Paten..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Nanzhi Chongqing Energy Tech Co Ltd has applied Chinese patent for Multi-source Intelligent Monitoring Method and Intelligent Detection and Edge Analysis System for Buried Gas Transmission Pipeline. Huang Youwei developed it.
The patent application number is CN202511498012 20251020. The patent publication..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Tianjin Taida Binhai Cleaning Energy Group Co Ltd has filed a patent application for Safety Early Warning System and Method for Medium and Low Pressure Gas Pipe Network. This invention was developed by Li Meng, Wang Hua and He Di.
The patent application number is CN202511369491 20250924. The patent public..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Sichuan Jishi Tech Co Ltd has sought patent for Buried Gas Pipeline Leakage Monitoring and Alarming Device. This invention was developed by Luo Ying, Du Youru and Li Ruichuan.
The patent application number is CN202410766090 20240614. The patent publication number is CN121139876 (A). International Patent C..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute patent application for Flow Control Method and Device for Linkage of Supercritical Carbon Dioxide Pipeline and Storage Well. This invention was developed by Liu Zhiwen, Zhang ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Shanghai Supezet Eng Tech Co Ltd has submitted a patent application for Natural Gas Hydrogen-doped Pipeline Conveying System. Kou Lianbang, Song Bangyong, Li Hui, Mo Rumeng and Wang Linlin developed the invention.
The patent application number is CN202511216438 20250828. The patent publication number is C..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute patent application for Carbon Dioxide Pipeline Production Process System. Gao Wen, Zhou Juan, Duo Lingjuan, Jing Tieya, Xia Yuxiao, Zhao Wentao, Jiao Jianjun, Zhao Jingchao an..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Fuguang Env Engineering Shanghai Co Ltd patent application for Endoscopic Detection Device Suitable for Detection in Narrow Pipeline. This invention was developed by Yang Jianjun and Zhou Chengzhong.
The patent application number is CN202511413261 2..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Ningbo Zhedi Municipal Construction Co Ltd has sought patent for Underground Water Conveying Pipeline Under-pressure Leaking Stoppage Emergency Repair Method. This invention was developed by Zhong Haigang, Yao Qiyu, Zhong Huan and Zhong Zhehao.
The patent application number is CN202511538242 20251027. The..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Fuguang Env Engineering Shanghai Co Ltd has submitted a patent application for Drainage Pipeline Repairing Structure and Method. Zhang Yichong and Feng Wenping developed the invention.
The patent application number is CN202511413270 20250929. The patent publication number is CN121139794 (A). International..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Hubei Zhongrui Environmental Tech Co Ltd has submitted a patent application for Modularized Plug-in Type Pipeline Silencing Device. Zhan Bo developed the invention.
The patent application number is CN202511580101 20251031. The patent publication number is CN121139789 (A). International Patent Classificati..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Ningbo Jiangfeng Hot Isostatic Pressing Tech Co Ltd and Konfoong Material International patent application for Gas Pipeline Throttling Method of Hot Isostatic Pressing System. This invention was developed by Yao Lijun, Yuan Dong, Cao Huanhuan, Zhou You..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received Zhejiang Yongdexin Tech Co Ltd patent application for Double-sealing Self-locking Quick-inserting Gas Pipe Joint. Xin Ping, Peng Hanping and Pan Baoqing developed the invention.
The patent application number is CN202511437503 20251009. The patent pu..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received Shanghai Vision Mech Joint Co Ltd patent application for Flat-end Pipe Joint. Lu Zhigang, Xu Xiaogang and Wu Jun developed the invention.
The patent application number is CN202511616727 20251106. The patent publication number is CN121139773 (A). Int..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Dalian Cosco Shipping Heavy Ind Co Ltd has applied Chinese patent for Flow Self-adjusting Rigid-flexible Combined Gasket Device for Gas Pipeline. Yu Caixia and Zhang Bo developed it.
The patent application number is CN202511174954 20250821. The patent publication number is CN121139772 (A). International P..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Dalian Cosco Shipping Heavy Ind Co Ltd has submitted a patent application for Flow Self-adjusting Deformation Gasket Device for Gas Pipeline. This invention was developed by Yu Caixia and Zhang Bo.
The patent application number is CN202511174952 20250821. The patent publication number is CN121139771 (A). ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Dalian Cosco Shipping Heavy Ind Co Ltd has applied Chinese patent for Flow Self-adjusting Composite Liner Device for Gas Pipeline. Yu Caixia and Zhang Bo developed it.
The patent application number is CN202511174949 20250821. The patent publication number is CN121139770 (A). International Patent Classific..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Sihui Tianlong Fluoroplastic New Mat Co Ltd has submitted a patent application for Anti-static Teflon Hose with Flat Inside and Corrugated Outside. Qiu Zhijiang developed the invention.
The patent application number is CN202511411969 20250929. The patent publication number is CN121139769 (A). Internationa..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- China FAW Group has sought patent for Automobile Air Conditioner Drainage Pipe and Vehicle with Same. This invention was developed by Wang Jiaqi, Li Yue, Zhang Kaipeng, Cong Shuai and Ma Tian.
The patent application number is CN202511332387 20250917. The patent publication number is CN121139767 (A). Inter..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Jiande Huafeng Environmental Protection Tech Co Ltd has applied Chinese patent for Antistatic Composite Pipe and Production Process. Wang Guohua, Li Qianen and Miao Wenlin developed it.
The patent application number is CN202511323277 20250916. The patent publication number is CN121139765 (A). Internationa..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Wincell Energy Saving Group Co Ltd patent application for Polymer Film-coated Rubber and Plastic Heat-preservation Air Pipe. This invention was developed by Qin Bojun, Liu Chen and Zeng Xiaoming.
The patent application number is CN202511685969 20251..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Hefei Zhenhua Refrigeration Equipment Eng Co Ltd has submitted a patent application for Positioning and Hoisting Device for Heating and Ventilation Pipeline. This invention was developed by Zhang Xingan.
The patent application number is CN202511302469 20250912. The patent publication number is CN121139758..
Pipe
| Tue 28 Apr 2026
Geneva, April 28 -- Pj Brands has submitted a patent application for a Piping System Adapted to Pipe Creams. This invention was developed by Vanneste Pieter.
The patent application number is WO2025EP79574 20251014. The patent publication number is WO2026082704 (A1). International Patent Classification code is A21C15/00. Coope..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- Powerchina Ecological Env Group Co Ltd has submitted a patent application for State Evaluation Method for Rain Sewage Pipe Network. This invention was developed by Long Zhanghong, Han Kaiyu, Miao Chunyu, Fan Luojie, Song Shiqi and Tang Jixian.
The patent application number is CN202511419411 20250930. The ..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- Guangdong Res Inst Water Resources & Hydropower has applied Chinese patent for Water Taking Metering Method and System for Self-flowing Type Water Taking Pipeline. Hong Changhong, Hu Pei, Liu Haojie and Li Ming developed it.
The patent application number is CN202511141018 20250815. The patent publication ..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- Tianjin Jinneng Binhai Thermal Power Co Ltd has submitted a patent application for Underground Heat Supply Pipe Network Health State Assessment Method Based on Unmanned Aerial Vehicle Thermal Imaging. Lyu Xuecheng, Zhu Lixuan, Zhang Qiang and Yu Chunqing developed the invention.
The patent application num..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received Ningxia Third Construction Co Ltd patent application for Bim (building Information Modeling)-based Pipeline Comprehensive Arrangement Construction Method. Feng Ye, Shi Ning, Su Qingdong, Li Yan and Cai Zhenyu developed the invention.
The patent appl..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received Hefei Liangzhen Building Tech Co Ltd patent application for Opening Point Location Arrangement Method and Equipment Based on Smoke and Air Exhaust Pipes and Medium. Ding Yu, Li Xuesong and Tian Fuhai developed the invention.
The patent application n..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received China Metallurgical Jingcheng Yangzhou Metallurgy Tech Industry Co Ltd patent application for Fixing Device for Heat Exchange Bent Pipe of Heat Exchanger of Heating Furnace. Wang Xuanwei, Zhu Tianyu, Hou Yu, Jin Peng and Xu Yuguo developed the inventio..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Guangzhou No. 3 Municipal Engineering Co Ltd has submitted a patent application for Pipe Jacking Tail End Receiving Method Suitable for Pipe Jacking Machine Head to Approach Receiving Well and Steel Shell Pipe Joint. This invention was developed by Chen Jianning, Yang Ying, Weng Guoqiao, Zhang Lingyu, Jiao S..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Shenzhen Baoan Information Pipeline Man Co Ltd has filed a patent application for Pipe Gallery Real-time Monitoring and Early Warning Method Based on Edge Calculation and Anomaly Recognition Model. This invention was developed by Peng Jia, Wei Wei, Tang Dinghua, Cheng Chunli, Zhao Jiaxue and Lu Jun.
The p..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received Zhejiang Yidi Pump Co Ltd patent application for Intelligent Pressure Resistance Detection Device for Pipeline Pump. Xiang Jijiang developed the invention.
The patent application number is CN202511425666 20250930. The patent publication number is CN..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Anhui Zhongjing Huasheng Machinery Tech Co Ltd has applied Chinese patent for Intelligent Remote Control Hose Pump. Cheng Huale developed it.
The patent application number is CN202511651847 20251112. The patent publication number is CN121139359 (A). International Patent Classification codes are F04B43/12,..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Shaoxing Keqiao Water Supply Co Ltd has sought patent for Hoop Type Pipeline Conveying Water Source Power Generation Device. This invention was developed by Jin Hanfeng, Zhou Xianping, Zhao Liang and Ye Jiafeng.
The patent application number is CN202511273877 20250908. The patent publication number is CN1..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Shanghai Xinli Power Equipment Inst has applied Chinese patent for Verification Test System and Method for Expansion Motion of Extensible Spray Pipe Driven by Spring Energy Storage. Qian Jiahao, Lee Jung-ki, Tang Piaoping, Jin Shuming, Zhang Qixin, Huang Yufeng, Wei Xiao and Yu Fangyin developed it.
The p..
Pipe
| Tue 28 Apr 2026
Geneva, April 28 -- World Intellectual Property Organization has published Natran patent application for Positioning Device for a Fluid Pipe and Device for Stopping the Flow of a Leak Comprising Same. The invention was developed by Acker Benoit, Hardy Michel, Sesmat Alban, Aussant Pascal and Valdivia Jérôme.
The patent appl..
Pipe
| Tue 28 Apr 2026
Geneva, April 28 -- World Intellectual Property Organization has published Natran patent application for Positioning Device for a Fluid Pipe and Device for Stopping the Flow of a Leak Comprising Same. The invention was developed by Acker Benoit, Hardy Michel and Sesmat Alban.
The patent application number is WO2025EP80013 202..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Nangtong Haodi Anticorrosion Equipment Co Ltd patent application for Local Repairing Device for Anti-corrosion Pipeline. The invention was developed by Cheng Yonghong, Wu Tengfei and Qu Chao.
The patent application number is CN202511582734 20251031..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Southeast Pipe & Valve Co Ltd patent application for Movable Pipeline Connector. The invention was developed by Lu Mingwei, Lu Mingxin, Lu Zhichun and Lu Mingfa.
The patent application number is CN202511586369 20251101. The patent publication numbe..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Nodal Australia Pty Ltd patent application for Integrated Platform for Manufacturing Spiral Expansion Pipe and Operation Method of Integrated Platform. The invention was developed by Schaeuwen, Edmund, Sha Yuehua, Qin Qingwu and Gu Chundong.
The pa..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Jiangsu Taiyuan Equipment Tech Co Ltd patent application for Multi-point Anti-seismic Pipeline Support Structure. The invention was developed by Pan Guanghong.
The patent application number is CN202511478987 20251016. The patent publication number ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Dongying Xinruifeng Petroleum Equipment Co Ltd and Funing Petroleum Mechanical patent application for Quick Connector for Oil Pipe Connection. The invention was developed by Zhou Zhengjun and Xu Haifeng.
The patent application number is CN202511700..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Guangdong Xiansu Tech Group Co Ltd patent application for Drain Pipe. The invention was developed by Yang Yuliang and Yang Kaihao.
The patent application number is CN202511497723 20251020. The patent publication number is CN121139766 (A). Internati..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Shanghai Oulan Pipe Industry Tech Co Ltd patent application for Plastic-coated Steel Pipe and Plastic Coating Process Thereof. The invention was developed by Deng Yufeng and Luo Zheng.
The patent application number is CN202511330672 20250917. The p..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Kende Environment Tech Engineering Shanghai Co Ltd patent application for Cold Storage Cloth Bag Air Pipe Energy-saving Air Supply System Based on Airflow Uniformity Driving. The invention was developed by Li Xiuming.
The patent application number ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Luohe Chengtou Construction Eng Co Ltd patent application for Underground Heat Distribution Pipeline Leakage Detection System and Use Method Thereof. The invention was developed by Wang Hongkui, Gao Huimin, Zhu Baofeng, Xie Leijie, Zhang Rui, Guo Zhao..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Zhuhai Electric Power Design Institute Co Ltd patent application for Thermal Evaluation Method and Device for Pulling and Jacking Pipe Laying Double-spliced Cable Line. The invention was developed by Cui Yuyong, Hu Zhenxing, Lyu Guiqiang, Huang Zhiwen..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Zhejiang University and Zhejiang Res Institute Univ Taizhou patent application for Panoramic Three-dimensional Scanning Device and Measuring Method for Inner Wall of Pipeline. The invention was developed by Lin Bin and Yan Han.
The patent applicati..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Guangdong Wangong Ind Co Ltd patent application for Pipe Laser Cutting Dynamic Clamping Force Control System. The invention was developed by Chen Teng, Li Jianming and Wang Guifeng.
The patent application number is CN202511338524 20250918. The pate..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institute Branch patent application for Carbon Dioxide Conveying Pipeline Evaluation Method and Device, Medium and Product. The inv..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published No. 719 Res Institute China State Shipbuilding Co Ltd patent application for Vibration Reduction Method for Cooling Pipeline of Electrical Equipment. The invention was developed by Wu Fang, Ni Kang, Cai Jiuqing, Li Rui, Cai Kai, Li Peng, Ji Pengkun, C..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Hebei Hanfeng Power Generation Co Ltd patent application for Boiler Pipeline Monitoring System. The invention was developed by Wang Zhongying, Wang Longjie, Gao Zhuang, Lu Yinghai, Wang Ruxin, Wang Xindong, Li Yangyang, Lian Tao, Huo Bochen, Duan Ruij..
Pipe
| Mon 27 Apr 2026
Geneva, April 28 -- Nanjing Dade Steel Pipe has submitted a patent application for Concrete-filled Spiral-cavity Steel Pipe, Processing Device for Concrete Filling, Concrete Filling Apparatus, and Processing Technology for Spiral-cavity Steel Pipe. Zhan Fujun developed the invention.
The patent application number is WO2025CN987..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published CRRC Zhuzhou Electric patent application for Device and Method for Detecting Foreign Matters in Transformer Oil Pipe. The invention was developed by Dai Yaohui, Luo Xingming, Zang Shunri, Li Jiangyong, Liao Guanggang, Han Xinde, Su Yun, Xu Qiang, Li X..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Baoshili Shanghai New Material Technology patent application for Pipe Fitting Penetration Detection Device and Method. This invention was developed by Ma Chuanshun and Wei Kaini.
The patent application number is CN202511495502 20251020. The patent pub..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Guangdong Building Material Research Institute has submitted a patent application for Test Equipment for Detecting External Impact Resistance of Plastic Pipe. This invention was developed by Li Zhiwei, Yoo Jong-uk, Zhang Junbo, Huang Zhiwen, Mai Jiaming, Li Jiecheng, Zhong Jinghong, Zhou Fang, Xin Yongshun, ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Anhui & Huaihe River Institute of Hydraulic Research Anhui Water Conservancy Project Quality Inspection Center Station has sought patent for Detection Equipment for Hydraulic Engineering Pipeline. This invention was developed by Tai Hongsheng, Kong Nannan, Huang Congbin, Yan Rui, Zhuo Lin, Li Yifan and Wang ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Chengdu Homin Technology has submitted a patent application for Detection Tool and Detection Method for Detecting Radial Tension Value of Pipe Fitting. This invention was developed by Liu Yuanbo, Li Shangjun, Chen Bing, Zhu Xun, Luo Yong and Wei Niansheng.
The patent application number is CN202511353854 202..
Pipe
| Tue 28 Apr 2026
Geneva, April 28 -- National Institutes for Quantum Science and Technology has filed a patent application for Fuel Breeding Unit, Nuclear Fusion Reactor, and Heat Pipe. This invention was developed by Tanigawa Hiroyasu and Sakamoto Yoshiteru.
The patent application number is WO2025JP36613 20251017. The patent publication numb..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Zhengzhou University has submitted a patent application for Geological Simulation Experiment Device for Underground Pipeline Leakage and Experiment Method Thereof. This invention was developed by Du Xueming, Ni Jinquan, Li Yongbin, Zhao Peng, Zhao Xiaohua, Li Bin, Du Mingrui, Yao Xupei and Xue Binghan.
The ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Anhui Shijing Technology has submitted a patent application for Sealing Performance Testing Device for Teflon Air Pipe. This invention was developed by Qi Jianwei, Dong Shihong and Zhang Yongqiang.
The patent application number is CN202510988829 20250717. The patent publication number is CN121141069 (A). In..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Zhejiang Petrochemical has submitted a patent application for Measuring Structure for Measuring Pressure of High-viscosity Easily-polymerized Powder Medium in Pipeline. This invention was developed by Zhang Tianqiang, Li Zhichao, Zheng Bogang, Wei Gaosheng, Wang Jin'an, Wang Jianyi, Li Yingzhao, Su Chengxue,..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- CCCC Third Harbour Engineering has applied Chinese patent for Finite Element Analysis-based Large-diameter Long-pipe-section Pipe Pile Lifting Appliance Design and Optimization Method. Zhang Zhaomin, Ping Jialong, Zhang Xinghua, Xu Shaodong, Qiu Zhixiu, Xu Yunnian, Gao Hongyan, Huang Yanhui, Wang Lili, Yang ..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- Huaneng Lancang River Hydropower has applied Chinese patent for Hydro-generator Pipeline Cooling Condition Analysis Method and System. Duan Qixian, Jiao Fanxiao, Li Haifeng, Lee Hyun, Zhou Yu, Qu Litao, Li Yonghong, Zhao Jixiang, Fu Linghang, Li Xuejing, Sun Hong, Ai Xiyang, Dong Yuntao, Fu Wengang, Lian You..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Sinohydro Bureau 11 has submitted a patent application for Detection Device and Detection Method for Structural Defects of Full-water Drainage Pipeline. Zhang Yuanfa, Lai Yanlong, Song Yuhang, Wang Ze, Liu Shuting and Zhou Jinbao developed the invention.
The patent application number is CN202511651010 20251..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published China Western Power Industrial patent application for Ultrasonic Detection Device for Fillet Weld of Pipe Joint and Use Method of Ultrasonic Detection Device. The invention was developed by Liu Lei, Su Guimin, Chen Liang and Tu Bin.
The patent applic..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received State Grid Shanghai Municipal Electrical Power patent application for Online Measurement Method and System for Shape of GIS (gas Insulated Switchgear) Corrugated Pipe. Wu Tianyi, Su Lei, Ni Heli, He Wenjing, Liu Zhongyue and Xin Zi developed the invent..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has received Tsinghua University patent application for Method for Detecting Leakage of Inner Pipe of Double-layer Pipe of Submarine Pipeline Through Mechanical Waves. Wang Facheng and Ni Anchen developed the invention.
The patent application number is CN202511400..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Hubei Energy Group Xiangyang Yicheng Power Generation has submitted a patent application for Method and System for Identifying Water Leakage of Water Intake Pipeline of Thermal Power Plant Based on Multi-modal Data. This invention was developed by Jin Yongbin, Xiang Yunlong, Li Yuncan, Zhang Majiang, Ling Qi..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Suzhou Guanli Technology patent application for Intelligent Pipeline Pressure Maintaining Device, Liquid Supply System and Working Method of Intelligent Pipeline Pressure Maintaining Device. This invention was developed by Kuang Zhihu, Yun Qihao, Li Wa..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- North China University of Water Resources & Electric Power has filed a patent application for Underground Pipeline Detecting and Positioning Device for Irrigation. This invention was developed by An Xiaowei, Dong Guanghua, Zhang Yuansheng, Wang Xin, Li Shuyan, Zeng Yuanyuan, Liang Jun, Zhang Lingli and Cao Y..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Taiyuan University of Science and Technology has filed a patent application for Crawler Belt Variable-angle Type Pipeline Crawler. This invention was developed by Ma Lifeng, Jia Ru, Ma Ziyong, Ji Xiaofeng, Li Ziliang and Yue Pengcheng.
The patent application number is CN202511518430 20251023. The patent pub..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Jinan Urban Construction Group has submitted a patent application for Non-excavation Repair Device for Urban Drainage Pipeline Leakage. Xu Geng, Sun Yanwei, Deng Guangjing, Ma Wenquan, Yan Yiwei, Xi Yuncheng and Wang Zheng developed the invention.
The patent application number is CN202511632167 20251110. Th..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Kangtai Plastic Science & Machinery has submitted a patent application for Anti-seismic Self-adaptive Pipeline System. This invention was developed by Lin Huihui, Lin Yunqing, Zhang Shuangquan, Hao Hongbo and Wang Yijing.
The patent application number is CN202511503358 20251021. The patent publication numbe..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Zhengzhou University has submitted a patent application for Self-locking Type Pipeline System and Assembling Method. Wang Fuming, Fang Hongyuan, Zhai Kejie and Zhang Yi developed the invention.
The patent application number is CN202511244731 20250902. The patent publication number is CN121139780 (A). Intern..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has published Shandong Fengna Environmental Protection Technology patent application for High-strength Corrosion-resistant Glass Reinforced Plastic Pipe Structure and Preparation Method Thereof. The invention was developed by Li Zaiming, Sun Longze, Zhang Lidao, Zh..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Guangdong Haiwu Technology has filed a patent application for Branch Pipe Fixing Clamp. This invention was developed by Lyu Dongjian, Chen Yuanyao, Liang Shaofeng and Cai Jinqi.
The patent application number is CN202511588738 20251031. The patent publication number is CN121139757 (A). International Patent C..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Shanxi Huazhu Construction patent application for Supporting Pipe Body Fastening Device for Road Building Construction Engineering. This invention was developed by Li Yufei, Wang Jiangjiang, Liu Qianyi, Yan Tingting, Liu Huan, Wei Tietie, Li Kai and Li..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Shanghai Installation Engineering Group has submitted a patent application for Supporting Device for Long-distance Pipe Penetrating and Pipe Penetrating Equipment and Method. This invention was developed by Sun Jijun, Zhu Jinlin, Feng Qiang, Ni Zhihai, Pan Jian, Shen Xiaoping, Tang Yi, Cao Xiaocheng, Wu Zeng..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- China National Chemical Engineering & Construction Corporatin Seven has submitted a patent application for Collision-free Laying Method for Newly-added Pipelines of Multi-layer Pipe Gallery. Gao Xinzhong, Yi Bingyin, Peng Wei and Liao Haojie developed the invention.
The patent application number is CN202511..
Pipe
| Mon 27 Apr 2026
Beijing, April 28 -- State Intellectual Property Office of China has released Shanghai Baoye Group Corporation patent application for Method for Manufacturing and Installing Air Pipe Support on Outer Side of High-altitude Inverted Triangular Pipe Truss. This invention was developed by Ruan Jiangping, Song Chaihong, Mou Qi and De..
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