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Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- Anhui Vocational & Technical College has sought patent for Pipe Appearance Defect Detection Equipment Based on CCD Visual Inspection. This invention was developed by Gui Shuguo, Gao Chenhui, Shen Honglie, Zhan Jialin, Zhang Zuosheng and Zhou Fujing.
The patent application number is CN202311197157 20230915. T..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has received Tsinghua University patent application for Underground Pipeline Positioning Method and Device Based on Knowledge Graph and Ground Penetrating Radar. Shi Zhengyi, Huang Hong, Sun Xiaoxiao, Lyu Junke, Dong Wenxuan, Lin Yiping, Yin Mingjun and Wang Luyang ..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has published Beijing Institute of Astronautical Systems Engineering patent application for Expansion Pipe Output Energy Evaluation Method. The invention was developed by Zhang Dengyu, Qu Zhanlong, Zhuo Baiyu, Feng Lina, Hu Zhenxing, Peng Shuai, Sun Feng, Sun Jing, ..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has published Offshore Oil Engineering patent application for Rapid Detection Method for Oil and Gas Pipeline and Device Applying Method. The invention was developed by Zhai Zhiguo, Li Bao, Zhao Xiaohan, Zhong Yang, Chen Liang, Wang Zhao, Tian Zhen, Zhang Hongpeng, ..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has published China 22MCC Group Corporation patent application for Pe Pipeline Trenchless Construction Weak Point Intelligent Early Warning System and Method. The invention was developed by Wang Huijia, Liu Shichao, Zhang Zuoming, Hu Wenzhe and Qian Xin.
The patent..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has published Powerchina Zhongnan Engineering patent application for Municipal Pipe Network Structure Automatic Design Method and Device Based on Multi-source Data Fusion. The invention was developed by Long Zexiang, Zhou Chao, Liu Liang, Cao Furen, Ouyang Jiye, Liu..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has published ZKTeco patent application for Heat Supply Pipe Network Layout Generation Method and Device. The invention was developed by Qiu Feihong, Yao Hanqi, Ren Yuan and Wang Changjiu.
The patent application number is CN202511745137 20251125. The patent publica..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has released Nanfang Hospital patent application for Device for Detecting Sealing Performance of Anesthesia Respirator Pipeline. This invention was developed by Li Xiaodong, Zhu Yuan, Tan Lifang, Zeng Yu, Gan Xia, Wang Xue, Lu Sunshan, Zhang Ning, Zhang Lu and Wen J..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has released China University of Geosciences, Wuhan patent application for Model Test Device for Ground Collapse Caused by Poor Water Stop at Underground Pipeline Joint. This invention was developed by Tan Fei and Tian Shugao.
The patent application number is CN202..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has released Lanzhou Jiaotong University patent application for Railway Wagon Brake Hose Aging and Hidden Damage Detection Method Based on Terahertz Waves. This invention was developed by Zhang Weiwei, Lin Duohao, Cui Xinghua, Niu Baokang, Han Wenxin, Wang Haishan a..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- State Intellectual Property Office of China has released Xi'an Jiaotong University patent application for Hot Mixing Simulation Method for T-shaped Pipe of Pressurized Water Reactor Core Safety Injection System. This invention was developed by Zhang Kui, Ma Xinyue, Tian Wenxi and Li Xin.
The patent applicati..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- CSCEC Aecom Consultants has applied Chinese patent for Industrial Visual Intelligent Detection Method for Municipal Water Supply and Drainage Pipe Network. Cai Yan, Liu Tao, Liu Xiaoxiang, Huang Gang, Lu Wenlin and Diao Yuzhong developed it.
The patent application number is CN20261013920 20260107. The patent..
Pipe
| Fri 17 Jul 2026
Beijing, July 18 -- Zhejiang Yuxi Corrosion Control has applied Chinese patent for Urban Gas Pipeline Semi-quantitative Scoring Method Risk Evaluation System and Method. Liu Guanjie, Ding Guokai, Feng Jiayuan, Liu Yanqiang and Ou Shuhui developed it.
The patent application number is CN20251202927 20251229. The patent publicatio..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- Shanghai CRRC SMD Marine Equipment has applied Chinese patent for Nondestructive Testing Device for Flexible Vertical Pipe. Sun Haoyu, Chen Yihao, Guo Yuanyuan, Wu Zheng and Zhang Dinghua developed it.
The patent application number is CN202610159455 20260204. The patent publication number is CN121878016 (A)...
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- Shaanxi Aircraft Industry has submitted a patent application for Graphical Parameterization Modeling Method and System for Airplane Hydraulic System Pipeline. Yu Hanzhi, Yao Wenzhe, Zhai Dong, Gao Rongjun, Yan Tao, Yang Meiping, Xie Jiejie, Hu Zhiqiang, Tian Huiping and Shi Hongyu developed the invention.
Th..
Pipe
| Sat 18 Jul 2026
Beijing, July 18 -- Southwestern Institute of Physics has submitted a patent application for Intelligent Judgment and Protection Method for Fracture Position and Influence Area of High-energy Pipeline. This invention was developed by Liu Jie, Li Ruyan, Wang Yanling, Hu Bo and Zhao Fengchao.
The patent application number is CN20..
Pipe
| Fri 17 Jul 2026
Geneva, July 18 -- Wavin has applied WIPO patent for Socketing of Plastic Pipes. Nijland André Ewout developed it.
The patent application number is WO2025NL150034 20251230. The patent publication number is WO2026147325 (A1). International Patent Classification code is B29C57/04. Cooperative Patent Classification codes are B29C..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Beijing Dayu Chengyuan Eng Construction Co Ltd and Beijing Uban Construction Hua Sheng Traffic Construction have applied Chinese patent for Independently Overhauled Multi-pipe Parallel Inverted Siphon Device. Huang Baicai, Su Wei, Guo He, Yuan Ming, Lu Chengxiang, Xing Qingkai, Zheng Yi, Zhang Shaodong, Su Do..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- CNOOC Tianjin Branch and Offshore Oil Engineering have applied Chinese patent for Anti-scouring Supporting Device for Gooseneck Pipe of Vertical Pipe. Li Xuenan, Ya Yanning, Ma Kunming, Wang Liang, Liu Bin, Yu Yinhai, Hu Chunhong, Feng Hu, Hu Jiang, Xu Liang and Liu Feng developed it.
The patent applicatio..
Pipe
| Thu 16 Jul 2026
Seoul, July 17 -- I Hye Seon and Lee Hye Jeong have submitted a patent application for Pipe Fitting. This invention was developed by Lee Jong Ho, I Hye Seon, Lee Jong Tae, Hwang Ki Woong, Lee Hye Jeong and Hong Seok Weon.
The patent application number is KR20240176613 20241202. The patent publication number is KR20250004552 (..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Ningbo Jintian Copper Tube Co Ltd and Ningbo Jintian Copper Group have submitted a patent application for Corrosion-resistant Copper Alloy Pipe and Preparation Method and Application Thereof. This invention was developed by Qiao Gaopan, Tang Jian, Jiang Zhaohan, Fu Jie, Hua Chengwen and Huang Hongbing.
The..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Jiangsu Guozhiding Fluid Tech Co Ltd and CRRC Qishuyan have submitted a patent application for Valve Integration Module for Pipeline Pressure Switching. This invention was developed by Shi Baogang, Xu Jiang, Zheng Yong, Tao Lina, Yuan Ruiwen, Cai Xiaomin and Zhang Yanqi.
The patent application number is CN..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Powerchina Roadbridge Group, Chongqing University and Chongqing City Construction Invest Group Co Ltd have submitted a patent application for Shallow-buried Tunnel Pipe Curtain Deviation Rectifying and Pressure Maintaining Method and System Based on Mobile Grouting. This invention was developed by Fan Junjie,..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Shanghai Hanke Technology has submitted a patent application for Special Gas Monitoring Equipment and Monitoring Method Thereof. This invention was developed by Ren Decai, Zhang Honggang, Zu Haitao and Qian Junhui.
The patent application number is CN20261044561 20260114. The patent publication number is CN..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Gree Electric Appliances, Zhuhai has sought patent for Pipeline Water Dispenser, Control Method and Device Thereof, Storage Medium and Program Product. This invention was developed by Liu Yifan, Feng Zhenhua, Feng Zhiming, Lin Wei, Zhang Ming and Jiang Jingnan.
The patent application number is CN2025119947..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Shenzhen Qiuxing Power Tech Co Ltd has sought patent for Defoamer for Oil Monitoring. This invention was developed by Wang Luyi and Yuan Ruikang.
The patent application number is CN202411436204 20241015. The patent publication number is CN121868930 (A). International Patent Classification codes are B01D19/..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Liang Liman has applied Chinese patent for Petroleum Pipeline Adjusting Valve. Liang Liman developed it.
The patent application number is CN20241090827 20240123. The patent publication number is CN121876193 (A). International Patent Classification codes are B08B9/051, F16K11/074, F16K27/04, F16K31/04, F16K..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Meng Qinglin has filed a patent application for Petroleum Delivery Pipeline Valve and Pipeline Leakage Emergency System. This invention was developed by Guo Weiming and Meng Qinglin.
The patent application number is CN202311526481 20231115. The patent publication number is CN121876177 (A). International Pa..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Xi'an Wofeng Fluid Tech Co Ltd has submitted a patent application for Deep Sea Pipeline Type Submersible Axial Flow Pump Sealing Structure and Pipeline Type Submersible Axial Flow Pump. Jia Xingtong, Tian Pengpeng, He Bo, Ren Panyu and Cao Puyu developed the invention.
The patent application number is CN20..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Hubei Feige Technology has submitted a patent application for Corrosion-resistant Polyethylene Water Supply Pipe and Preparation Method Thereof. Wang Fei developed the invention.
The patent application number is CN20261080081 20260121. The patent publication number is CN121873451 (A). International Patent Cl..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Zhang Liang patent application for Fire Hose Winding and Rapid Drying Device. This invention was developed by Zhang Liang, Liu Yongxu and Lai Yongtao.
The patent application number is CN202610289740 20260311. The patent publication number is CN121868..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Chen Yanlian has sought patent for PVC Pipeline and Processing Technology Thereof.
The patent application number is CN202311584180 20231125. The patent publication number is CN121871145 (A). International Patent Classification codes are B29C48/09, B29C48/25, B29C48/885 and B29C69/00. Cooperative Patent C..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Parker Ohaer Ind Qingdao Co Ltd has submitted a patent application for Combined Tool and Assembling Method for Installing Pipe Clamp on Rubber Pipe. This invention was developed by Dong Kun, Liu Chen and Li Gang.
The patent application number is CN202610100578 20260126. The patent publication number is CN1..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Anhui Hengsheng New Mat Co Ltd has submitted a patent application for Wear-resistant Fire Hose Production Process. This invention was developed by Huang Ting.
The patent application number is CN20261085848 20260122. The patent publication number is CN121871129 (A). International Patent Classification codes..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has received Taihang Nat Laboratory patent application for Regenerative Function Spray Pipe Suitable for Hydrogen Energy Engine, Liquid Hydrogen Flow Control Method and Oblique Angle Grating Design Method. Yang Haoqi, Liu Lili, Rui Changsheng, Liang Caiyun, Xu Zhipe..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Northwestern Polytechnical University has applied Chinese patent for S-shaped Spray Pipe with Multi-area Wall Thickness Distribution and Application. Xiao Hong, Shi Jingwei, Zhou Li, Wang Zhanxue, Xue Dingwei, Deng Wenjian, Zhang Xiaobo and Huang Sheng developed it.
The patent application number is CN2025117..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Computational Aerodynamics Inst Of China Aerodynamics Research and Development Center has submitted a patent application for Miniature Supersonic Spray Pipe Array Device for Enhancing Starting of Air Inlet Channel and Engine. This invention was developed by Yang Qiang, Li Xiaohu, Zhong Yuxun, Huang Wenfeng, D..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has received China Nuclear Industry Huaxing Construction Co Limited patent application for Slurry Discharging System for Slurry Pipeline of Slurry Shield and Using Method. Bian Beiping, Li Zhengqing, Liu Tao, Ji Dexiao, Liu Chuanjun, Zhou Hui, Li Dinghui, Guo Fanlia..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Fujian Dingchang Environmental Protection Tech Co Ltd has applied Chinese patent for Ceramsite Filling Device of Sand Control Screen Pipe. Huang Cuixia developed it.
The patent application number is CN202310346999 20230403. The patent publication number is CN121875662 (A). International Patent Classificati..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has received Sichuan Honghua Pet Equipment patent application for Drill Floor Surface Pipe Column Processing Equipment. Lyu Yan, Chen Chong and Jiang Linhong developed the invention.
The patent application number is CN202610302138 20200811. The patent publication..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has published Huaibei Mining patent application for Breakage-proof and High-pressure-proof Ground Drilling Well Protection Pipe for Mining Area. The invention was developed by Ding Fei, Song Mengfei, Wang Kun, Xu Shaowu, Li Jian and Zhao Housheng.
The patent applic..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Jinchuan Group Nickel & Cobalt has submitted a patent application for Thickener Underflow Pipe Dredging Water Injection Device and Use Method Thereof. Duan Ketong, Wu Yue, Zhang Jun, Su Yongjian, Zhang Liankai and Bian Daochao developed the invention.
The patent application number is CN202610213722 20260213...
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Wang Jie has filed a patent application for Center Transmission Single-pipe Suction Dredger. This invention was developed by Wang Jie.
The patent application number is CN202310647606 20230602. The patent publication number is CN121868938 (A). International Patent Classification codes are B01D21/24 and B01D..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Jiangxi Kede New Mat Co Ltd has applied Chinese patent for Sand Pipe Production Equipment. Ning Fei developed it.
The patent application number is CN20231159901 20230822. The patent publication number is CN121871161 (A). International Patent Classification code is B29C70/68. Cooperative Patent Classificati..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has published Jiangsu Hengrui Carbon Zhonghe Tech Co Ltd patent application for Preparation Method of Thin-wall Pipe. The invention was developed by Wang Zhiyong, Hu Wenwu, Gu Yongtao and Hu Peng.
The patent application number is CN202511749468 20251126. The pate..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Dalian Ligong Safety Equipment Co Ltd patent application for Deflagration and Detonation Resistant Pipeline Flame Arrester Special for Hydrogen. This invention was developed by Song Chen, Tang Wenhua, Xu Zhonghui, Yu Youliang, Jiang Yichang, Zhu Yongjia..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Huzhou University has submitted a patent application for Glass Fiber Pipe Hot Melting Splicing Device. Zhu Pengfei and Jin Xiaotong developed the invention.
The patent application number is CN202310944315 20230731. The patent publication number is CN121871131 (A). International Patent Classification codes ar..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has published Suzhou Rongsu Zhizao Tech Co Ltd patent application for Method for Generating Spiral Line Printing Path for One-way Pipe Model in Any Shape. The invention was developed by Lin Chuqian, Xu Fangda and Gao Yang.
The patent application number is CN20241..
Pipe
| Thu 16 Jul 2026
Seoul, July 17 -- Hyundai Tech Service Co Ltd has submitted a patent application for Apparatus for Automatic Pipe Butt Welding Using Key Hole Plasma Welding Method. Youn Myeon Sig, Lee Woo Sung and Kim Dae Young developed the invention.
The patent application number is KR20230085149 20230630. The patent publication number is ..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Wuhan Handern Machinery has submitted a patent application for Rotational Flow Enhanced Cooling Pipeline for Cooling on Shaping Plate and Cooling System. This invention was developed by Zhan Zhiyong, Yin Lingxia and Tao Ruizhe.
The patent application number is CN202610332239 20260318. The patent publication ..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- Tianjin City Huiya Science & Tech Co Ltd has submitted a patent application for Traction Device for Extrusion Molding of Plastic Pipeline. This invention was developed by Wang Wenbiao, Zhou Zhihui and Lan Tianping.
The patent application number is CN202610355670 20260323. The patent publication number is C..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has received Hangzhou Linpu Pipe Co Ltd patent application for Cpvc Large-diameter Pipe Extrusion Molding Cooling Equipment and Method. Mou Weiying developed the invention.
The patent application number is CN20261060541 20260116. The patent publication number is ..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Shanghai Qimin Tech Co Ltd patent application for Production Process and Preparation Method of Porous Reinforced Impact-resistant Reinforced Spiral Winding Pipe. This invention was developed by Peng Changzhi.
The patent application number is CN202511..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Chengdu Qinchuan IoT Technology patent application for Intelligent Control Internet of Things System and Method for Intelligent Gas Pipeline Block Valve. This invention was developed by Li Yong, He Lei and Shao Zehua.
The patent application number is C..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has published Dongguan Jiejing Ind Co Ltd patent application for Building Natural Heat Exchange Method Based on Composite Heat Exchange Pipe. The invention was developed by Zhang Jieping.
The patent application number is CN202610108572 20260127. The patent public..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Shandong Weiruike Fire Tech Co Ltd has filed a patent application for Fire-fighting Pipe Fitting Connector Leakage Real-time Alarm System Based on Gas Sensor. This invention was developed by Chen Renjun.
The patent application number is CN202610351867 20260322. The patent publication number is CN121876376 ..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Shanghai Yichuang Tech Development Co Ltd has submitted a patent application for Long-distance Pipeline Risk Event Distinguishing Monitoring System and Method Based on Artificial Intelligence. Wang Wenwei, Ma Lingmin, Wang Wenjie and Qu Jiaping developed the invention.
The patent application number is CN20..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Xi'an Shiyou University has filed a patent application for Flexible Composite Pipe Safety State Monitoring Method, Device and System. This invention was developed by Weng Guangyuan, Cheng Kuankuan, Li An, Zhu Xiyu, Han Zhaoyang and Zhu Lei.
The patent application number is CN202610258538 20260304. The patent..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Shenzhen Ganghua Construction has submitted a patent application for Gas Pipeline with Automatic Closing Function. Tang Rongfa developed the invention.
The patent application number is CN202310506464 20230506. The patent publication number is CN121876369 (A). International Patent Classification codes are F16..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Beijing Runda Oil & Gas Eng Co Ltd has submitted a patent application for Petroleum Pipeline Leakage Detection Device. This invention was developed by Mao Gangqiang and Wu Yuan.
The patent application number is CN20261059424 20260116. The patent publication number is CN121876368 (A). International Patent C..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Guangdong Polytechnic of Science and Technology has filed a patent application for Oil and Gas Pipeline Monitoring Data Processing Method and System Based on Artificial Intelligence. This invention was developed by Ding Nan, Hu Weihan, Zhao Xi, Zhang Jun, Jiang Yuanxiang, Ding Ziru, Xu Shengjie, Xie Wei and C..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Shenzhen Ganghua Construction patent application for Gas Pipeline Leak Detection Device. This invention was developed by Ai Hui.
The patent application number is CN202310579581 20230522. The patent publication number is CN121876364 (A). International P..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has published Hubei Feige Technology patent application for Intelligent Pipeline, Transportation Method of Intelligent Pipeline, Intelligent Pipe Network System and Installation Method and Operation Method of Intelligent Pipe Network System. The invention was develo..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Guizhou Aerospace Chaoyang Tech Co Ltd patent application for Titanium Alloy Pipeline Assembly of Liquid Attitude Control System and Manufacturing Method of Titanium Alloy Pipeline Assembly. This invention was developed by Hu Ping, Zhan Dengpeng, Tang Y..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Tianjin Jiusheng Tongda Tech Co Ltd has filed a patent application for Method for Reinforcing Bell Mouth of Large-diameter Bell-and-spigot Flexible Connector Steel Pipe. This invention was developed by He Hongxing, Wang Yunbin, Wang Congshui and Wang Wulong.
The patent application number is CN202610239642 ..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Dongguan Zhongrui Venture Capital Co Ltd has sought patent for Crawler-type Pipeline Operation and Maintenance Bionic Robot. This invention was developed by Du Peng.
The patent application number is CN202511865385 20251211. The patent publication number is CN121876276 (A). International Patent Classificati..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Kaipurui Environmental Protection Technology has applied Chinese patent for Self-walking Pipeline Local Repairing Device. Yu Jianbo, Cao Dongsheng, Wang Yiqiong, Wang Jian, Xu Zhiyuan, Xu Qunbing and Zhu Yanbin developed it.
The patent application number is CN202610275018 20260309. The patent publication num..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Li Yaoyu has submitted a patent application for Water Supply and Drainage Pipeline Convenient for Unblocking. Li Yaoyu, Duan Jinghong, Wang Yongqing, Li Yan, Zhang Canmin and Song Guanghui developed the invention.
The patent application number is CN202310605872 20230526. The patent publication number is CN..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Dahao Municipal Construction has submitted a patent application for Infrared Curing Device for Trenchless Pipeline Repair. Fang Chi, Chen Gengsheng, Huang Tengda, Zhang Shuhai, Liu Xiaolong and Yang Weihao developed the invention.
The patent application number is CN202610305706 20260313. The patent publicati..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Sinohydro Bureau 11 patent application for Convenient Pipeline Repairing Method Suitable for Non-excavation Repairing Construction. This invention was developed by Ma Yongju, Chen Yongmei, Ge Jitang, Li Dandan and Wang Yan.
The patent application numbe..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has published Meide Group patent application for Large-diameter Pipeline Plugging Device and Using Method Thereof. The invention was developed by Chen Weidong, Zhou Tong, Qu Yanhe, Zhang Weiqing, Zhang Zhihui and Zhou Zhiwei.
The patent application number is CN2026..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has received Jiangsu Guoxin Suyan Energy Storage Power Generation Co Ltd and Harbin Chenglin Technology patent application for Efficient Noise Reduction System and Method Suitable for High-pressure and High-temperature Pipeline Silencer. Zhang Xiaolong, Zhang Wencha..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Hangzhou Fulaiman Zhijie Tech Co Ltd has filed a patent application for Sealing End Joint Structure for High-molecular Perfluoropolymer Pipe Connection. This invention was developed by Tan Wei.
The patent application number is CN202610158978 20260204. The patent publication number is CN121876261 (A). Inter..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Wuxi Jinhua Yiyuan Tech Co Ltd has applied Chinese patent for Water Pipe Assembly with Filtering Structure. Gu Niandong, Gao Yanan and Wu Aodi developed it.
The patent application number is CN202610330186 20260318. The patent publication number is CN121876257 (A). International Patent Classification codes ..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- China 19th Metallurgical Corporation has filed a patent application for Drain Pipe Connecting Device for Construction of Sewage Treatment Plant. This invention was developed by Huang Ruixiong and Chen Huihao.
The patent application number is CN202511777637 20251128. The patent publication number is CN1218762..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- AECC Shenyang Engine Research Inst has submitted a patent application for Inserted Lip-shaped Sealing Structure for High-pressure Pipeline of Aero-engine. This invention was developed by Zhang Yu, Jia Duo and Bai Yongqiu.
The patent application number is CN202610176382 20260206. The patent publication numb..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Zhejiang Maisite Hydraulic Pipe Fittings patent application for Efficient Sealing Type Pipeline Connecting Structure. This invention was developed by Yang Minfang, Chu Jiayan, Tao Kai, Xue Feng, Jiang Fan and Jiang Luyao.
The patent application number ..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Hebei Zhongsu Pipeline Tech Co Ltd has submitted a patent application for Steel Skeleton with Multiple Layers of Wefts and Pipeline of Steel Skeleton. This invention was developed by Gao Ning, Gu Aiping and Ren Zhen.
The patent application number is CN202610304993 20260313. The patent publication number is..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Jiangsu Borui Environmental Prot Energy Saving Equipment Co Ltd patent application for Nickel-based Composite Pipe and Preparation Method Thereof. This invention was developed by Zhu Guanghua, Zhu Chenrui, Chen Bing, Zhu Xiaolin, Zhao Guixiu and Zhang H..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has received Shanghai Nuclear Engineering Research & Design Inst Co Ltd patent application for Pipeline Mounting Structure Beneficial to Reducing Linear Rigidity in Pipeline Direction. Wu Chunhua, Dong Fei, Yin Wenhan, Chu Meng, Li Rui, Gao Yuhang, Sun Feifei, Hu We..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released Cai Weihui patent application for Building Fire-fighting Water Pipe and Water Supply Pipeline Fixing Structure.
The patent application number is CN202310455783 20230425. The patent publication number is CN121876238 (A). International Patent Classifi..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released The First Co Of China Eighth Engineering Bureau Ltd patent application for Accurate Butt Joint Auxiliary Device for Horizontal Laying of Large-diameter Pipeline. This invention was developed by Lai Mingkun, Song Kean, Li Yunzhen, Pang Shibin, Wu Di, Che..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has received Shanghai Huanchuang Installation Eng Group Co Ltd patent application for Underground Space Pipe Gallery Pipeline Installation Construction Method. Tong Haoliang developed the invention.
The patent application number is CN202610272255 20260306. The pa..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has published China MCC20 Group Corporation and Shanghai Ershiye Construction Co Ltd patent application for Multi-row Buried Pipeline Construction Method for Soft Soil Texture in Narrow Space. The invention was developed by An Bin, Xing Liang, Huang Rui, Song Wenzhi..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Jiangxi Royham Special Fire Fighting Equipment Mfg Co Ltd has applied Chinese patent for Pressure Regulating Valve for Fluid Pipeline. Jiao Haitao, Jiang Wenyi, Liao Jianhua, Wan Wencheng and Tu Jianxin developed it.
The patent application number is CN202610120504 20260128. The patent publication number is..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Chen Jiancheng has submitted a patent application for Constructional Engineering Concrete Pipe Pile. This invention was developed by Chen Jiancheng.
The patent application number is CN202310719110 20230616. The patent publication number is CN121875266 (A). International Patent Classification codes are E02D..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Ma Dehe has applied Chinese patent for Constructional Engineering Concrete Pipe Pile.
The patent application number is CN202310581427 20230523. The patent publication number is CN121875260 (A). International Patent Classification codes are E02D5/30, E02D5/48 and E02D5/52. Cooperative Patent Classificatio..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Apluseenji Co Ltd has submitted a patent application for Integrated Assembly of Rainwater Pipe and Curb. This invention was developed by Kim Do-wan.
The patent application number is CN202411702028 20241126. The patent publication number is CN121875146 (A). International Patent Classification code is E01C11..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has published Shanghai Liyin Ind And Trade Co Ltd patent application for Wood-plastic Pipe Core and Preparation Process Thereof. The invention was developed by Liu Lili and Liu Chaowei.
The patent application number is CN20261093666 20260123. The patent publicati..
Pipe
| Thu 16 Jul 2026
Alexandria, July 16 -- Perma Liner Ind LLC and Moray Group LLC have received a patent for Device and Method for Repairing Pipe with a Repair Assembly Having a Lighting Assembly. This invention was developed by Taylor Kevan, Ras Chris and Boyilla Saran Kumar.
The patent application number is US202217571912 20220110. The patent..
Pipe
| Thu 16 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released CCCC Shanghai Harbour Engineering Design & Research Inst Co Ltd patent application for Composite Admixture and Preparation Method Thereof, and Preparation Method of Concrete Pipe Pile. This invention was developed by Weng Youfa, Liang Yuanbo and Gao Jia..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Foshan University has applied Chinese patent for Composite Reinforcing Method for Corrosion Intersecting Welded Pipe Joint of Marine Jacket. Ling Zhencai and Li Junhui developed it.
The patent application number is CN202610204217 20260212. The patent publication number is CN121875505 (A). International Paten..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Ningbo Fenghuan Tech Service Co Ltd has submitted a patent application for Active Locking Inner Flange Single-pipe Tower Reinforcing Device. Chen Wenfei, Chen Jiankang, Zhou Haoyu, Zhu Jue, Zhou Haocheng and Li Jiliang developed the invention.
The patent application number is CN202310500603 20230505. The p..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Zhuhai Gaoxin Construction Eng Co Ltd has applied Chinese patent for Construction Method for Different-period Pouring of Concrete Inside and Outside Steel Pipe Composite Column Pipe. Xie Weiyi, Yang Chaoxiang, Chen Lihong, Ma Gao, Peng Dong, Huang Cong, Xie Zhentao, Gao Fengfeng, Song Deqiang, Lin Hongren and..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has released GuangXi University patent application for Grating Steel Pipe Constraint Block Stone Concrete Bullet Shielding Structure and Preparation Method Thereof. This invention was developed by Tan Qinghua, Ye Linfeng, Niu Jingwei and Lu Shuzhi.
The patent appli..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- State Intellectual Property Office of China has received China First Metallurgical Group patent application for Pipe Truss Roof Comprehensive Electromechanical Cabin Device and Construction Method Thereof. Deng Qingkai, Tian Hongyun, Dong Enwang, Xian Yuantao and Liu Xiaocheng developed the invention.
The pa..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Zhejiang Southeast Space Frame has sought patent for Pipe Truss Flange Connection Joint and Construction Method Thereof. This invention was developed by Chen Qingjian, Yu Chunjie, Zhou Guangen, Luo Jia, Yan Qingfeng and Yao Wei.
The patent application number is CN202610133918 20260130. The patent publication..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Linfen Power Supply Branch Of State Grid Shanxi Electric Power Co Ltd has submitted a patent application for Energy Dissipation and Vibration Reduction Connecting Joint for Square Steel Pipe Column. This invention was developed by Jing Junjie, Wang Shuai, Zhuo Hao, Wang Lu, Li Hongyong, Shen Sicong, Jia Chunj..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Li Xin has submitted a patent application for Sewage Discharge Pipe for Water Conservancy Project. This invention was developed by Li Xin and Yu Houqiang.
The patent application number is CN202311768430 20231220. The patent publication number is CN121875352 (A). International Patent Classification codes ar..
Pipe
| Fri 17 Jul 2026
Beijing, July 17 -- Li Bo has submitted a patent application for Water Supply and Drainage Pipeline Capable of Preventing Sludge from Blocking. This invention was developed by Li Bo, Jiang Linlin and Ren Pengcheng.
The patent application number is CN202310822820 20230706. The patent publication number is CN121875350 (A). Inte..
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