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Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Gansu Lanpec Technologies Co and Suzhou Sanchuan Heat Exchanger have submitted a patent application for Steel Pipe and Aluminum Fin Cluster Brazing Method. This invention was developed by Zou Jiandong, Pang Zhenye, Li Jianming, Yang Chuntian, Xu Rui, Wang Chunhui, Jia Yunqi, Zhang Xiangnan, Xu Cheng, Wang Gu..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Northwestern Polytechnical University and China Hangfa South Industry have submitted a patent application for Method for Repairing Through Hole in Wall Surface of Pipeline by Plugging Hole Through Metal Plug and Covering Surface Through Cold Spraying. Xu Yaxin, Fu Shuo, Li Wenya, Zhang Yuanying, Liu Ruoyu an..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Cosco Shipping Shipyard Nantong Co Ltd, Qidong Cosco Sea Transp Ocean Engineering Co Ltd and Tangshan Kaiyuan Autowelding System Co Ltd have submitted a patent application for Large Pipe Welding Device. This invention was developed by Shen Jiawei, You Ruichao, Pan Jinfeng, Zhu Jintong, Jin Xin and Wang Le.
..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Dongqing Tech Co Ltd has submitted a patent application for Metal Pipe Fitting Polishing Device. Zhao Ye developed the invention.
The patent application number is CN202511331434 20250918. The patent publication number is CN120816381 (A). International Patent Classification codes are B24B41/00, B24B41/06, ..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Zhongqing Jiuzhou Construction Group Jilin Co Ltd has submitted a patent application for Automatic Die Assembling and Disassembling Die for Energy-saving Prefabricated Pipe Gallery Expansion Joint. Akiomi and Han Xu developed the invention.
The patent application number is CN202511218958 20250828. The pat..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Shandong Chengwu Tianrun Pipe Ind Co Ltd has submitted a patent application for FRPCT Reinforced Plastic Steel Composite Cable Protection Pipe with Multi-layer Composite Structure. This invention was developed by Zhang Shun, Zhang Jian and Liang Baocai.
The patent application number is CN202511121022 2025..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Suzhou Shenghui Plastic Ind Co Ltd has submitted a patent application for Welding Device for Large-diameter Hollow-wall Winding Pipe Production Line. Wu Hao, Wu Hui and Liu Yongchao developed the invention.
The patent application number is CN202511327291 20250917. The patent publication number is CN120816..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Jiangsu Zhijiaqi New Material Tech Co Ltd has filed a patent application for Glue Pouring Device for Ultraviolet Curing Glass Fiber Hose. This invention was developed by Chen Maochen and Chen Jia.
The patent application number is CN202511303643 20250912. The patent publication number is CN120816751 (A). I..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Orinko Special Material Tech Co Ltd has filed a patent application for Five-layer Composite Pipe and Preparation Method and Application Thereof. This invention was developed by Zheng Wei and Sun Gangwei.
The patent application number is CN202510935113 20250708. The patent publication number is CN120816778..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Xi'an Chida Aircraft Parts Mfg Co Ltd has sought patent for Oil Supply Pipeline System of Unmanned Aerial Vehicle. This invention was developed by Fang Dongshan, Wang Yao and Wu Lin.
The patent application number is CN202511189991 20250825. The patent publication number is CN120817247 (A). International P..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published Runertai Jiangsu New Energy Tech Co Ltd patent application for Tapping Device for Gas Pipeline Installation. The invention was developed by Yang Shuang.
The patent application number is CN202511175698 20250821. The patent publication number is CN12..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published Shanghai Nuclear Engineering Research & Design Institute and Zhejiang Jiuli Hi-Technology Metals patent application for Cutting Tool and Method for Heat Pipe Micro-reactor Cladding Pipe. The invention was developed by Lu Junqiang, Lin Jiwei, Wang You,..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Shandong Junqiang Construction Eng Co Ltd patent application for Steel Pipe Drilling Device for Building Engineering Construction. Liu Hantao, Liu Hongmin and Wang Huanfeng developed the invention.
The patent application number is CN202511258670 202..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Shanxi Fuwanjia Pipe Ind Co Ltd has submitted a patent application for Equal-distance Cutting Device for Stainless Steel Pipes. This invention was developed by Cao Jin.
The patent application number is CN202511329984 20250917. The patent publication number is CN120816050 (A). International Patent Classifi..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Shanghai Friendess Electronic Tech Co Ltd has submitted a patent application for Laser Cutting Method, Laser Processing Equipment and Laser Cutting System for Non-circular Pipe. This invention was developed by Li Chunlong, Yang Huanxu, Yang Zhao and Jin Leqing.
The patent application number is CN202510635..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Shenzhen Sanda Metal Co Ltd has sought patent for Plasma Welding Device for Metal Pipe. This invention was developed by Zhang Shunbo and Fang Shuling.
The patent application number is CN202511232306 20250901. The patent publication number is CN120816109 (A). International Patent Classification codes are B..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Jiangsu Xingfeng Cold Bending Tech Co Ltd has submitted a patent application for Cutting and Grinding All-in-one Machine for Machining End Socket Half Pipe. This invention was developed by Lu Jianfeng and Lu Yifan.
The patent application number is CN202510966209 20250714. The patent publication number is ..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Chengdu Jincheng University has submitted a patent application for Sand Injection Type Inner Wall Polishing Device Suitable for Different Pipe Diameters. This invention was developed by Wu Kaixia, Dan Changlin, Huang Hui, Xia Yiwen, Peng Yuxiang, Lan Tian and Qing Ruishuang.
The patent application number is..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Kunshan Kaiqiyue Electronic Tech Co Ltd has submitted a patent application for Computer Radiating Pipe Machining Device. This invention was developed by Si Lianyi.
The patent application number is CN20251191508 20250805. The patent publication number is CN120816378 (A). International Patent Classification..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Suzhou Zhongjie Auto Parts has submitted a patent application for Automatic Assembling Machine for Flange Short Pipe. This invention was developed by Cai Jingen, Xie Bai, Wu Yongzhen and Yan Tingting.
The patent application number is CN202511333186 20250918. The patent publication number is CN120816287 (A)...
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Shengmaidi Pipe Tech Cangzhou Co Ltd has submitted a patent application for Manufacturing and Forming Method for Steel Wire Mesh Framework Pipe. This invention was developed by Wu Zengguang.
The patent application number is CN202511230752 20250830. The patent publication number is CN120816270 (A). Interna..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Aerospace Jinmei Chongqing Communication Co Ltd has sought patent for Low-delay and Low-complexity Polarization Code SC Decoder FPGA Implementation Method Based on Pipeline Design. This invention was developed by Zhang Yuning, Sun Yuanxin and Li Wei.
The patent application number is CN202510784775 2025061..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Nanjing Moshu Zhixin Microelectronics Tech Co Ltd has filed a patent application for Wide Input Signal Range Assembly Line Substage Applied to Pipeline ADC (analog to Digital Converter). This invention was developed by Wang Wei and Zhu Xuanyuan.
The patent application number is CN202510921446 20250704. Th..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Wuan Nangushan Water Supply has applied Chinese patent for Detachable Pipeline Dredging Device for Water Conservancy Project. Wang Yongqiang, Xu Boyu and Jin Chunlei developed it.
The patent application number is CN20251159147 20250730. The patent publication number is CN120819157 (A). International Patent ..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Sichuan Communications Construction Group patent application for Earthwork Backfilling Device and Backfilling Method for Pipe Ditch Construction. Liu Peng, He Gang, Deng Xiaojun, Yan Yongjun, Li Junhao, Zhang Jiaming and Zhang Lei developed the inventi..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Shandong Hi Speed Engineering Construction Group has submitted a patent application for Integrated Pouring Construction Device and Method for Sections of Electric Power Pipe Gallery. This invention was developed by Wang Jiangtao, Liu Yuanming, Li Dazhuang, Qu Yingchao, Zhang Qinghua, Gao Yuan, Li Yongchao, L..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- China First Metallurgical Group has submitted a patent application for Prestressed Spiral Bar Tensioning and Anchoring Prefabricated Pipe Veranda Column Connecting Structure and Construction Method. Zhou Xinchao, Zhang Zhihai, Liao Longbo, Du Liangjun and Xie Jun developed the invention.
The patent applicat..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Powerchina Chengdu Engineering patent application for Pipe Jacking Working Well Resistance Reduction Open Caisson Construction Method, Mud Flushing Device and Deviation Rectifying System. Zhou Yanghao, Su Yuanzhou, Zhou Rong, Liu Xiaoming, Zhou Xiaohua..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published Guangdong University of Technology patent application for Solidified Salty Mud Foundation Pit Supporting Pile Capable of Recycling Steel Pipe and Steel Pipe Recycling Construction Method. The invention was developed by Feng Deluan, Ye Feng, Gu Yanzhe,..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published CCCC Road & Bridge South China Engineering and Road & Bridge International patent application for Method for Inserting and Driving Low-clearance Steel Pipe Piles Under Overwater Bridge. The invention was developed by Wu Jian, Li Qixing, Yang Xin, Wen ..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Xiangshui Baoxin Metal Products Co Ltd has submitted a patent application for Reinforcing Device of Anti-seismic Steel Bar Pipe Pile. This invention was developed by Wang Weiwei, Lin Chundong, Li Gongping and Hayashi Shigeru.
The patent application number is CN202511198770 20250826. The patent publication..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Zijin Mining Construction has submitted a patent application for Diversion Pipe Plugging Construction Method for Initial Dam. This invention was developed by Liu Junguang, Luo Houyin, Niu Mingyuan, Li Lianghua and Wang Shuang.
The patent application number is CN202511247174 20250902. The patent publication ..
Pipe
| Mon 16 Mar 2026
Munich, March 16 -- Cooler Master has sought patent for a Piping Assembly. This invention was developed by Chen Wen-hung, Chen Chun-hsien and Hsiao Yang-chun.
The patent application number is EP20250175428 20250509. The patent publication number is EP4707763 (A1). International Patent Classification codes are G01M3/16 and G01..
Pipe
| Mon 16 Mar 2026
Munich, March 16 -- European Patent Office has published Cooler Master patent application for a Piping Assembly. The invention was developed by Kuo Chu-yi and Chen Chun-hsien.
The patent application number is EP20250174988 20250508. The patent publication number is EP4707762 (A1). International Patent Classification codes are..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Panyu Chu Kong Steel Pipe Lianyungang Co Ltd has sought patent for Heat Treatment Device for Welding Seam of High-temperature-resistant Steel Pipe. This invention was developed by Li Tao and Jiang Denglian.
The patent application number is CN202511315862 20250916. The patent publication number is CN120818..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Shengtongli Hebei Environmental Protection Tech Co Ltd has submitted a patent application for Special Fire-resistant Coating for Air Pipe and Preparation Method of Special Fire-resistant Coating. This invention was developed by Wang Yongqiang and Geng Zibo.
The patent application number is CN20251183756 2..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Zyfire Hose Corp has filed a patent application for Flat Rubber Hose with Conductive Function and Preparation Method Thereof. This invention was developed by Huang Yuzhong, Jiang Yong, Zhang Xiaohong, Chen Jun, Bian Dongming, Zhang Yongcheng, Chen Yiyi and Zhou Ming.
The patent application number is CN202..
Pipe
| Mon 16 Mar 2026
Munich, March 16 -- European Patent Office has received Kb Intellectual Property GmbH & Co KG patent application for a Detection Device and a Detection Method for Detecting a Hose Burst or Breakage of a Brake Hose in a Pneumatic Brake System. Purwins Claudia and Balogh Barnabas developed the invention.
The patent application ..
Pipe
| Mon 16 Mar 2026
Munich, March 16 -- European Patent Office has published Kb Intellectual Property GmbH & Co KG patent application for a Detection Device and a Detection Method for Detecting a Hose Burst or Breakage of a Brake Hose in a Pneumatic Brake System. The invention was developed by Purwins Claudia, Balogh Barnabas and Juhasz Alexandra.
..
Pipe
| Mon 16 Mar 2026
Munich, March 16 -- European Patent Office has released Pf Schweisstechnologie GmbH patent application for Peeling Apparatus for Machining of Surfaces of Pipes. This invention was developed by Spychalski-merle Achim.
The patent application number is EP20240194090 20240812. The patent publication number is EP4706851 (A1). Inte..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has released Anhui Zhongqi New Materials patent application for Self-batching Device for Polyethylene Pipe Production and Batching Method Thereof. This invention was developed by Wang Guanqing, Lan Yunlong and Shen Jinyang.
The patent application number is CN20251..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Guangdong Chungto Construction Group has sought patent for Efficient Pipe Pile Cutting Device for Municipal Engineering. This invention was developed by Li Bingpan, Li Hongming, Wang Jinbo, Wang Huajun and Quan Jiagao.
The patent application number is CN202511238544 20250901. The patent publication number i..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Nantong Daoda Wind Power Tech Co Ltd has sought patent for Outdoor Welding Operation Equipment for Offshore Wind Power Steel Pipe Pile. This invention was developed by Shi Jinlong, He Haohan, Wu Jun, Liu Yonggang and Li Wenxuan.
The patent application number is CN202511325796 20250917. The patent publicat..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- CSSC Tianjin Shipbuilding Co Ltd has submitted a patent application for Freely Adjustable Device for Assembling and Welding Marine Stainless Steel Pipe. Jin Jianzhong, Tong Chao and Wang Shaoyu developed the invention.
The patent application number is CN20251165860 20250731. The patent publication number ..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Beijing Haoxin Energy Tech Group Co Ltd patent application for Positioning Welding Equipment for Metal Pipeline Construction. Guo Jihua, Song Changdong, Sun Dong, Xiong Tao and Zhao Handong developed the invention.
The patent application number is C..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published Nantong Yanjiang Pipe Co Ltd patent application for Intelligent Auxiliary Positioning Device for Ship Circular Pipe Welding. The invention was developed by Kang Wei and Jin Xin.
The patent application number is CN202511316422 20250916. The patent p..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Nantong Maoshun Ship Access Co Ltd has submitted a patent application for Metal Pipe Fitting Welding Device. Shen Liang developed the invention.
The patent application number is CN202511300491 20250912. The patent publication number is CN120816209 (A). International Patent Classification codes are B23K37/..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Jiangsu Junmo Intelligent Equipment Co Ltd patent application for Intelligent Welding Control Method for Pipe Fittings. Gu Yingying developed the invention.
The patent application number is CN202511324451 20250917. The patent publication number is C..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Shanghai Baoye Group Corporation has sought patent for Process for Improving Modular Furnace Tube Pipeline Installation of Converter. This invention was developed by Lu Haifeng, Liu Dongxu, Sun Jianjun, Zhang Xin and Gu Jun.
The patent application number is CN202510889506 20250630. The patent publication nu..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Dingzhou Zhongcheng Tech Development Co Ltd has submitted a patent application for Metal Pipe Cutting Device. Du Zhengkun developed the invention.
The patent application number is CN202511302474 20250912. The patent publication number is CN120816160 (A). International Patent Classification codes are B23K2..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Nuclear Power Institute of China has submitted a patent application for Device and Method for Improving Argon Arc Welding Quality of Pipeline with Flowing Water. This invention was developed by Su Zhiwei, Lu Yingxin, Zhang Jiacheng, Su Zhiyong, Wang Gang, Lan Lin, Tu Jun and Zhang Chao.
The patent applicati..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Fuzhou Zhitai Auto Parts has submitted a patent application for Double-end Edge Chamfering Machine for Motor Cooling Hard Pipe. This invention was developed by Cai Ping, Cai Liang and Su Butong.
The patent application number is CN202511231226 20250830. The patent publication number is CN120816064 (A). Inter..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Chongqing University of Science and Technology patent application for Forming Device Based on Electromagnetic Pulse Technology and Vehicle Reducing Pipe Forming Method. Sun Qinrong, Zhang Jing, Liao Xuehai, Jiang Yichun, Feng Wei, Zhang Long and Yin Li..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published Liuzhou Guangsheng Auto Parts Co Ltd patent application for Continuous Bending Forming Device for Air Conditioner Pipe Fittings. The invention was developed by Huang Bifeng, Tang Shisheng, Meng Yizhi and Huang Xinming.
The patent application number..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- CRRC Qingdao Sifang has submitted a patent application for Bent Pipe Machining Integrated Control System and Method. This invention was developed by Guo Fengtang, Xu Zengxin, Guo Yue, Li Yue, Li Shousheng and Liu Zheng.
The patent application number is CN202511161960 20250819. The patent publication number ..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Hebei Longjin Pipeline Equipment Co Ltd patent application for Bending Equipment for Pipe Profile Processing. Wang Yuepeng developed the invention.
The patent application number is CN20251176654 20250801. The patent publication number is CN120815859..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Dexin Steel Tube China Co Ltd has sought patent for Large-diameter Thick-wall Bimetal Composite Steel Pipe and Manufacturing Method Thereof. This invention was developed by Wang Honghai, Chen Dong, Zhu Guangya and Xu Sheng.
The patent application number is CN202510937770 20250708. The patent publication n..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Wandefu Shanghai New Mat Co Ltd has filed a patent application for Coil Pipe Machining Tool. This invention was developed by Wang Peng, Fu Huaqing, Pan Xu, Lu Chenglei and Liao Mengjie.
The patent application number is CN202511332026 20250917. The patent publication number is CN120815839 (A). Internationa..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Rizhao Huoyanlan Fire Rescue Equipment Tech Collaborative Innovation Center patent application for Water Hose Cleaning Machine. He Xizhen, Zhu Guangliang, Yue Pengcheng, Lai Qingliang, Zhang Chuanfeng and Li Quanquan developed the invention.
The pat..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published First Affiliated Hospital Medical College Xi'an Jiaotong University patent application for Wound Negative Pressure Drainage and Pipeline Self-cleaning Linkage Device. The invention was developed by Zhang Xiaomao.
The patent application number is CN20..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received CNNC Nuclear Power Operation Management patent application for Ball Self-locking Anti-loosening Quick-release Type Heat Casing Pipe Structure. Zhou Wei, Fan Weifeng, Nie Wenzhe, Fan Lianxing and Qiu Hongyu developed the invention.
The patent applicati..
Pipe
| Fri 13 Mar 2026
Alexandria, March 14 -- Higashio Mech Co Ltd and Daikin India have secured a patent on Pipe Joint. Yasuda Akio developed the invention.
The patent application number is US202318536018 20231211. The patent publication number is US12571491 (B2). International Patent Classification codes are F16L19/075, F16L19/12 and F16L19/14. ..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- MCC5 Group Shanghai Corporation has submitted a patent application for Dry Quenching Section Triple Water Cooling Pipe Transformation Method and Structure Thereof. This invention was developed by Cheng Jianhua.
The patent application number is CN202510843318 20250623. The patent publication number is CN1208..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- CCCC Second Highway Fourth Engineering has sought patent for Intelligent Hoisting Device and Method for Frozen Soil Roadbed Ventilation Pipe Construction. This invention was developed by Li Lianchun, Duan Defeng, Zhang Yaoyang, Tang Gang, Li Menglong, Geng Xiancong, Li Jianguo, Liang Jiankang, Duan Kun, Lian..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Jiangsu Deyuan Pump Mfg Co Ltd has filed a patent application for Automatic Pipe Reeling Device of Rapid Winding and Unwinding Winch Type Sprinkling Machine. This invention was developed by Ma Qiang, Chen Di and Zhang Xiaoyuan.
The patent application number is CN202511188032 20250825. The patent publicati..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Jiangsu Baicheng Special Steel Pipe Manufacturing has sought patent for Seamless Tube Blanking System for Heat Exchanger. This invention was developed by Pang Wenlong and Wei Sheng.
The patent application number is CN202511324575 20250917. The patent publication number is CN120817448 (A). International Pa..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published Hubei Xinmei Intelligent Equipment Co Ltd patent application for Pneumatic Pipeline Conveying Device for Powder Production and Packaging. The invention was developed by Wei Hui.
The patent application number is CN202511189124 20250825. The patent p..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has released Qianan Zhengda General Steel Pipe patent application for Conveying Type Transfer Device Capable of Preventing Steel Pipes from Shaking. This invention was developed by Zhang Hongshun, Wang Yuanzhi, Zhai Yongli, Wen Guoqiang and Qu Bo.
The patent appli..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has released Shaanxi Youfa Steel Pipe patent application for Steel Pipe Conveying Roller Way with Pipe Turning Device. This invention was developed by Liu Zhongcai, Jia Shulin, Sun Haicheng, Wu Zhenguo, Shi Shengqiang and Cheng Shuai.
The patent application number..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has released Nantong Yanjiang Pipe Co Ltd patent application for Automatic Cleaning Device and Method for Marine Pipeline. This invention was developed by Kang Wei and Jin Xin.
The patent application number is CN202511309626 20250915. The patent publication numb..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Shandong Gold Drill Metal Products Co Ltd patent application for Mining Conveying Pipeline Slurry Discharge Valve. Wang Cunbao, Zhang Chengsen, Ma Kaimin and Li Xia developed the invention.
The patent application number is CN202511331519 20250918. T..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Hebei Institute Of Water Conservancy Sciences Hebei Province Dam Safety Tech Center Hebei Embankment patent application for Water Conservancy Pipeline Cleaning Device. Xu Yang, Bai Huijing, Ma Zhenbo, Li Chenglong, Zhong Xixiong, Lang Chao, Zhang Lin, ..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Changsha Institute Mining Research patent application for Stope Group Pipeline Switching and Cleaning Integrated Device. Zheng Bokun, Shi Yong, Huang Tenglong, Peng Liang, Wang Shuo, Lai Wei, Zheng Boyang and Fan Jie developed the invention.
The paten..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Hangzhou Eda Precision Electromechanical Science & Tech Co Ltd has filed a patent application for Pipe Fitting Cleaning Tool. This invention was developed by Zhang Shaote, Zhang Qite, Tan Yunpei, Lu Fei, Yuan Xinglong, Wang Bingzheng and Xie Wanqiao.
The patent application number is CN202511300579 2025091..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has received Yu Duanyong patent application for Production Process for Coating Aluminum Pipe with Nano Coating Through Electrostatic Powder Spraying. Yu Duanyong developed the invention.
The patent application number is CN202511162338 20250819. The patent public..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Anhui Puyuan Separation Machinery Mfg Co Ltd has submitted a patent application for Multi-section Type Feeding Pipe. This invention was developed by Luo Xiao, Liu Wei, Shen Yunjing, Wang Tao, Zhao Yushi, Liu Yingying and Zhang Hao.
The patent application number is CN202510928678 20250707. The patent publi..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published East Seal Tech Jiangsu Co Ltd patent application for Underground Cable and Pipeline Penetrating Waterproof and Fireproof Sealing Structure. The invention was developed by Wu Zhichen.
The patent application number is CN202510854451 20250625. The pat..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Shandong Guodi Power Equipment Co Ltd has applied Chinese patent for CPVC (chlorinated Polyvinyl Chloride) Cable Protection Pipe Convenient to Overhaul. Sun Wenbin, Li Jinzhong and Cai Shujun developed it.
The patent application number is CN20251116358 20250723. The patent publication number is CN12081047..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Jiangsu Zhijiaqi New Material Tech Co Ltd has filed a patent application for Automatic Folding and Storing Equipment for Photocuring Dry Hose. This invention was developed by Chen Maochen, Chen Xiao and Chen Jia.
The patent application number is CN202511347149 20250919. The patent publication number is CN..
Pipe
| Sun 15 Mar 2026
Beijing, March 16 -- Anhui Jinrui Automobile Components has sought patent for Novel Automobile Air Conditioner Pipeline Structure. This invention was developed by Qian Lisheng, Yang Liuyun, Liu Yihui, Zhuang Peihua, Yang Lei, Zhang Hanzhong and Xu Jingli.
The patent application number is CN202410433078 20240411. The patent publ..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Jiangsu Dare Filter Tip Mat has applied Chinese patent for Filter Hollow Pipe Filter Stick for Plant Starch Cigarette and Preparation Method of Filter Hollow Pipe Filter Stick. Xia Weiqun, Jiang Chen, Chang Kaihan and Zheng Hongliang developed it.
The patent application number is CN202510973681 20250715. Th..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- Hunan Castking Foundry Tech Co Ltd has sought patent for Underground Pipeline Gateway Monitoring Equipment Based on Ad Hoc Network and Network Access Method. This invention was developed by Hu Yanbin, Ji Quansheng, Zhou E and Huang Wei.
The patent application number is CN202510361877 20250326. The patent ..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- State Intellectual Property Office of China has published Zhejiang Dikesi Sports Tech Co Ltd patent application for Pick Ball Net Rack Pipe Punching Device. The invention was developed by Wang Guozhen.
The patent application number is CN202510960719 20250711. The patent publication number is CN120809012 (..
Pipe
| Mon 16 Mar 2026
Beijing, March 16 -- CCCC First Harbour Consultants has filed a patent application for Wharf Steel Pipe Pile Corrosion Rate Monitoring Method, Device and Equipment and Storage Medium. This invention was developed by Chen Hua, Zhang Xiaojie, Yang Changyi, Zhou Baojiang, Zhang Zhishan, Wang Yan, Ye Yongfeng, Wang Nengyan, Gao Wang..
Pipe
| Sun 15 Mar 2026
Munich, March 16 -- MagDrive Technologies has sought patent for Magnetically Actuated Pipe Valve with Torque-limiting Clutch and Position Indication. This invention was developed by Yakos David, Sanford Stephen and Burgess Robert K.
The patent application number is EP20240800390 20240426. The patent publication number is EP4705..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Qingdao Qiaotou Power Generation Co Ltd and Qingdao Shitong Construction Eng Co Ltd have sought patent for Pipe Jacking Construction Method for Penetrating Through Pebble Rock Stratum. This invention was developed by Liu Changqing, He Shenghui, Zhang Haitao, Meng Jianhua, Zhang Yulong, Zhou Xueyi, Zhao Wenlo..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- China Datang Corporation Science & Technology Research Institute and Zhongnan Electric Power Test Research Institute China Datang Corporation Science and Tech Research I have sought patent for Life Evaluation and Life Extension Calculation Method for Main Steam Pipeline in Overdue Service. This invention was..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Shanghai Nuclear Engineering Research & Design Institute and Zhejiang Jiuli Hi-Technology Metals have applied Chinese patent for Ultrasonic Flaw Detection Method for Fuel Rod Cladding of Heat Pipe Micro-reactor. Lin Jiwei, Lu Junqiang, Yan Yan, Yang Bo, Wang You, Chen Fuliang, Jiang Hua and Yu Xudong develop..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Yangtze River Three Gorges Group Ind Development Beijing Co Ltd and China Three Gorges have applied Chinese patent for System, Method and Device for Checking Mixed Connection and Misconnection of Drainage Pipe Network. Zhao Zhichao, Yin Wei, Liu Wei, Wang Wanqiong, Chen Yilin, Peng Shouhai and Liu Wushuang d..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institute Branch have applied Chinese patent for Oil and Gas Pipeline Monitoring Method and Device, Electronic Equipment and Storage Medium. Yang Baolong, Zhang Zhengxiong, Lin Wennan, Chen..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Ganzhou Construction Engineering Group and Nanchang Hangkong University have applied Chinese patent for Method, Device, Equipment, Medium and Product for Analyzing Influence on Longitudinal Differential Settlement of Red Clay Comprehensive Pipe Gallery. Wang Qiuping, Li Pan, Xu Pengjing, Lan Guangming, Chen ..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Research Institute Nuclear Power Operation and China Nuclear Power Operation Technology have filed a patent application for Small Pipeline Flexible Carrying Device Driven by Multiple Hub Motors and Motion Control Method. This invention was developed by Zhang Gaojian, Xia Hemin, Cui Jun and Wang Xi.
The pa..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- CCCC First Highway Engineering Group and CCCC First Highway Engineering Group have filed a patent application for Multipurpose Reinforcing Device for Pump Pipe. This invention was developed by Wu Tao, Liu Jintao, Tang Jitao, Ren Kai, Chao Hailong, Wu Xin, Huang Luyuan, Jiang Yingqiang, Dong Hongyang, Wang Ya..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Yangtze River Three Gorges Group Ind Development Beijing Co Ltd and China Three Gorges have filed a patent application for Drainage Pipe Network Control Node Intelligent Identification Method, Device, Equipment and Product. This invention was developed by Luo Xinran, Peng Shouhai, Liao Xinyu, Xie Jiaqiang, Y..
Pipe
| Fri 13 Mar 2026
Beijing, March 14 -- University of Science and Technology Beijing and Jinchuan Group have submitted a patent application for High-volume Waste Gypsum Body Pipe Resistance Simulation and Prediction Method. This invention was developed by Ruan Zhu'en, Wu Aixiang, Zhou Pan, Li Dexian, Wang Jiandong, Bi Cheng and Chang Yingjie.
T..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Fujian Lutong Pipe Industry Tech Co Ltd, Fujian Andong Ind Co Ltd and Hubei Lutong New Material Tech Co Ltd have submitted a patent application for Flexible Reinforcing Joint Structure of Pipeline and Joint Reinforcing Method. This invention was developed by Guo Wenzhen, Fu Ruinan, Wu Junming, Chen Senxin, Z..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Jiangsu Kedun Pipeline Construction Eng Co Ltd and Runqiaoshuang Metal Tech Xinjiang Co Ltd have submitted a patent application for High-corrosion-resistance Double-sided Stainless Steel Composite Pipe and Preparation Process Thereof. This invention was developed by Hang Pengwei, Li Luyan, Hua Changjin and L..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Chongqing Saibao Industrial Tech Research Institute Co Ltd and Saibao Innovation Chongqing Tech Co Ltd have submitted a patent application for Online Sampling Mechanism Applicable to Tank Storage and Pipeline Transportation Oil. This invention was developed by Xiang Zhili, Liang Zeshan, He Yanzhi, Chen Ming,..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Anhui Younaide Pipeline Technology and Zyfire Hose Corp have submitted a patent application for Automatic Detection Device for Water Leakage of Water Pipe. This invention was developed by Huang Yuzhong, Zhang Xiangmei, Qian Guohua, Cai Pengjie, He Zhenxing, Wu Jinguo, Yan Song and Shi Qingqing.
The patent..
Pipe
| Sat 14 Mar 2026
Beijing, March 14 -- Guoneng Boiler and Pressure Vessel Inspection Co Ltd and CHN Energy Science and Technology Research Institute have submitted a patent application for Method, Device, Equipment and Medium for Evaluating Service Life of Dissimilar Steel Pipeline Containing Buried Cracks. This invention was developed by Zheng X..
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