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Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Zhejiang Yihong Stainless Steel Co Ltd patent application for Process for Eliminating Fine Cracks on Surface of Stainless Steel Seamless Steel Pipe and Processing Equipment Thereof. This invention was developed by Wang Weilin, Hu Nianka, Xu Shiqing, Wang..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Jiangsu Chunyu Prec Machinery Co Ltd patent application for Positioning Device for Production of Automobile Air Conditioner Pipeline Connecting Pressing Plate and Working Method of Positioning Device. This invention was developed by Yang Hui. The pate..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released AECC Sichuan Gas Turbine Establishment and Chongqing University patent application for Optimization Design Method for Low-vibration and Low-noise Pipe Network of High-temperature and High-pressure Combustion Chamber Tester. This invention was developed b..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Datang Yuncheng Power Generation Co Ltd, North China Electric Power Test Research Institute Of China Datang Corporation Science And Technology Res and China Datang Corporation Science And Technology Research Institute Co Ltd patent application for Post-w..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Zhejiang Senyuan Supply Chain Man Co Ltd patent application for Intelligent Monitoring and Early Warning Device for Leakage Positioning of Water Supply and Drainage Pipe Network and Use Method Thereof. This invention was developed by Ma Mingshan and Miao..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has published Beijing Kaiying Dafeng Tech Co Ltd patent application for Oil and Gas Pipeline Area Risk Monitoring Method and System Based on Big Data. The invention was developed by Han Meng, Wang Zhiguang and Hou Yongsheng. The patent application number is CN2026..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has published Foshan Nanhai Xiyouwo Stainless Steel Co Ltd patent application for Polishing Device and Polishing Method for Stainless Steel Pipe Machining. The invention was developed by Zhao Baoshan, Shan Shuai, Cai Jianfeng and Li Wenjie. The patent application ..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has published Guangdong Shanghui Heavy Ind Co Ltd patent application for Welding Forming Process for Manufacturing Pipe Truss Steel Structure. The invention was developed by Lin Jiaqi, Zhang Hongjun, Zhang Shuigou and Xiao Shouyong. The patent application number i..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has awarded a patent to Zhongshan Guanxin Tech Co Ltd for High-density Communication Pipeline. Wu Kaixin, Wang Dong, Li Xiaojun, Huang Jieheng and Ruan Baiyi developed the invention. The patent application number is CN202422984470U 20241204. The patent publication..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Hunan Puqi New Energy Research Institute Co Ltd patent application for Underground Pipeline Leakage Point Detection Method and System Based on Artificial Intelligence. This invention was developed by Xiao Yuefei. The patent application number is CN202..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has published Environment Planning And Design Research Institute Group Co Ltd Of Nanjing University and Nanjing University Environmental Planning And Design Institute Jiangsu Co Ltd patent application for Acoustics-based Connectivity Rapid Detection System and Method..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Nanjing Zifeng Water Equipment Co Ltd patent application for Pipe Network Leakage Point Positioning Method and System Based on Dma Network Topology. This invention was developed by Liu Ruiyu, Jiang Qiming and Hu Zhijian. The patent application number ..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has published Wuxi City Liangxi Distr Yangming Street General Trade Union patent application for Underground Pipe Gallery Leakage Detection Device and Positioning Detection Method Thereof. The invention was developed by Yang Xi, Zhang Xinlan, Cheng Xinyan, Chen Jin, ..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Shenzhen Tuoan Iot Co Ltd patent application for Valve Control Water Meter and Water Supply Pipe Network Control Method. This invention was developed by Deng Liqun, Yuan Peizhi, Chen Xiaoying and Li Guanghao. The patent application number is CN2025119..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Sichuan Deyuan Xingneng Tech Co Ltd patent application for Pipeline Robot for Complex Pipeline. This invention was developed by Tang Jian, Wang Jie, Ren Tao, Lu Peng, Han Yuanlin and Luo Fei. The patent application number is CN202610284134 20260310. T..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Hebei Huanding Petroleum Equipment Co Ltd and Beijing Huanding Energy Services patent application for Downward-putting Device for Crawling Detection Instrument in Pipeline Detection. This invention was developed by Zhang Lei, Wang Yangyang, Xing Guangmin..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Wuxi Beilai Petroleum Special Pipe Co Ltd patent application for Vacuum Heat Insulation Oil Pipe. This invention was developed by Zhang Keming. The patent application number is CN20251203588 20251229. The patent publication number is CN121803738 (A). ..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has received No. 4 Eng Co Ltd Of CCCC Third Harbor Eng Co Ltd patent application for Centrifugal Process in Composite Forming of Large Pipe Pile. Pan Genqiang, Zhang Yinbing, Shen Xiangjie, Chen Zhiliang, Gao Min, Gao Jihong, Zhao Jiajian and Liu Anzong developed the..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Hubei Huifeng Plastic Pipe Co Ltd has submitted a patent application for Multi-layer Composite Polyethylene Pipe and Preparation Method Thereof. This invention was developed by Xie Mubing and Huang Qingsong. The patent application number is CN202610197849 20260211. The patent publication number is CN1217989..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Hebei Huidong Pipeline Co Ltd has submitted a patent application for Forming Process of High-temperature-resistant Waste Liquid Steel-clad Steel Thermal Insulation Pipe. This invention was developed by Zhao Shuxiang, Meng Qingyun, Zhao Jie, Li Fusheng and Wu Yuexing. The patent application number is CN20261..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Jilin Zhongte Cable Co Ltd has submitted a patent application for Cooling and Shaping Device for Cable Protection Pipe. Li Jianwei, Zhao Yingpu, Zhang Tingting, Zhang Qian and Li Huixin developed the invention. The patent application number is CN202610181701 20260209. The patent publication number is CN1217..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Karamay Campus Of China University Of Petroleum Beijing has submitted a patent application for Water Injection Process Parameter and Pipeline Strength Integrated Design Method and System Based on Limit Service Life Constraint. Wu Tingting, An Guoyu, Dong Baojun, Xing Xiaokai, Xiong Xiaoqin and Zeng Dezhi devel..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Zhongshan Zhongke Intelligent Manufacturing Research Institute Co Ltd has submitted a patent application for Inserting Equipment for Short U-shaped Pipe of Heat Exchanger. This invention was developed by Hu Haifeng and Long Xiaobin. The patent application number is CN202610122655 20260128. The patent public..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Fujian Hoshing Plastics Co Ltd has secured a patent on Corrugated Cable Protection Pipe Cut at Wave Trough. Huang Xiaodan, Chen Suhuan, Zhang Qingjie and Lin Xiaochao developed the invention. The patent application number is CN202422749695U 20241112. The patent publication number is CN223502498 (U). Interna..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Suzhou Institute Of Technology has submitted a patent application for Implementation Method of Seabed Oil and Gas Pipeline Intelligent Detection System. This invention was developed by Zhu Haixia, Wang Bingxin, Zhao Lu, Yan Haiying and Wang Xiaonan. The patent application number is CN202610281554 20260310. ..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Hebei Jy Tech Co Ltd has submitted a patent application for Multi-layer Composite Heat Preservation Pipeline with Built-in Vacuum Air Layer and Integrated Production Device of Multi-layer Composite Heat Preservation Pipeline. Chen Shuang, Deng Wei, Zhu Yuansong, Pan Cunye, Yu Yancang and Li Deheng developed th..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Zhang Xianfeng has submitted a patent application for Intelligent Vertical Pump Treatment Equipment for Building Water Supply and Drainage Pipeline. This invention was developed by Zhang Xianfeng and Li Xinyan. The patent application number is CN202311790228 20231225. The patent publication number is CN1218..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Institute Of Mechanical Manufacturing Technology China Academy Of Engineering Physics has submitted a patent application for Vibration Reduction Sealing Pipe Joint Capable of Automatically Sealing Powder and Machining Method of Vibration Reduction Sealing Pipe Joint. Zhang Chenyu, Sun Mingyan, Chen Jie, Xu Yon..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Taizhou Huahang Prec Casting Co Ltd has applied Chinese patent for Automatic Polishing Device for Inner Wall of Rectangular Metal Pipe. Wang Zhiquan developed it. The patent application number is CN202311434668 20231101. The patent publication number is CN121798488 (A). International Patent Classification c..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Shandong Jigang Profile Co Ltd has sought patent for Longitudinal Welded Pipe Inner Wall Welding Seam Guiding and Edge Closing Device. This invention was developed by Li Yuanzheng, Yang Qiang, Zhao Kangning, Chang Dayong, Wang Tailai, Wang Zhenwei, Cao Xiaobing and Meng Xiangfu. The patent application numbe..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Guangdong Gem Horse Eng Co Ltd has sought patent for Integrated Assembling and Forming Equipment for Hydrogen-embrittlement-resistant Steel Pipe Sealing Element. This invention was developed by Xiao Ting, Lu Wei and Deng Lei. The patent application number is CN202610184462 20260209. The patent publication n..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Dandong Qianyang Electric Power Telecommunication Limited Co has filed a patent application for Hole Site Machining Device for Cable Protection Pipe Production. This invention was developed by Song Rongqi, Li Ying, Zhang Wei and Li Yupeng. The patent application number is CN202610291748 20260311. The patent..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Suzhou Xindadi Pipe Industry has been awarded a patent for Pressure-resistant Supporting Mpp (modified Polypropylene) Pipe. This invention was developed by Hong Yaojie. The patent application number is CN202422781364U 20241114. The patent publication number is CN223502500 (U). International Patent Classificat..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- China Coal Ordos Energy Tech Co Ltd and China Coal Energy Research Institute Co Ltd have submitted a patent application for Full-closed Type Gas Extraction Pipeline Automatic Dismounting Device and Dismounting Method. Yang Peng, Shang Bo, Chen Long, Gong Xuanping, Sun Lingchao, Ye Zhengliang, Wang Yun, Fan Xia..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Sichuan Expressway Construction And Dev Group Co Ltd, Sichuan Chuangao Engineering Tech Consulting Co Ltd and Xihua University have submitted a patent application for Pipe and Cable Combined Type Tension and Compression Mixed Type Anchoring System and Construction Method. This invention was developed by Deng S..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Nantong Polytechnic College and Nantong Wanda Energy Power Technology have submitted a patent application for Full-automatic Pipe Diameter Self-adaption Tool for Welding Coiled Pipe. This invention was developed by Zeng Guocang, Xu Kun, Liu Su, Zhang Jie, Zhu Dongxu, Chen Jun, Gu Hai, Cheng Bin, Zhou Xiupeng, ..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Zhuhai Gree CNC Machine Tool Co Ltd and Zhuhai Gree Intelligent Equipment have applied Chinese patent for Pipe Expanding Equipment. Xie Hai, Lu Peng, Yan Xiaojie, Li Deling and Sheng Chong developed it. The patent application number is CN202511901627 20251216. The patent publication number is CN121797847 (A..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Central And Southern China Municipal Engineering Design & Research Institute Co Ltd, Wuhan Ujoin Building Material Tech Co Ltd and North China University of Technology have submitted a patent application for Underground Pipe Gallery Deformation Joint Leakage Repairing Method. This invention was developed by Ge..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Jinan Municipal Eng Constr Group Co Ltd and Jinan Urban Construction Group have submitted a patent application for Construction Auxiliary Device and Method for Underground Comprehensive Pipe Gallery Water Stop Belt. This invention was developed by Yang Fanqing, Xu Chongyang, Dong Haidong, Wu Jincheng, Xu Geng,..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Zhejiang University of Technology and Quzhou Zhejiang University Of Technology Ecological Industrial Innovation Research Institute have submitted a patent application for Online Laser Heat Treatment Device and Heat Treatment Method for Pipeline Welding Joint. Niu Qingan, Yang Gaolin, Wang Yangfan, Yao Jianhua,..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Xinjiang Tianshan Uranium Industry and Xinjiang Dongyin Tech Service Co Ltd have submitted a patent application for Cable Connection Structure Based on Copper Pipe Lap Joint and Double-layer Heat Shrink Tube and Cable Connection Method. This invention was developed by Tang Yiwei, Xu Ke, Zeng Guoqin, An Yangxio..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Zhongyi Xinhe Construction Qingdao, Qingdao Hengji Weitai Construction and Qingdao Xinhuayou Construction Group have sought patent for Beveling Machine and Method for Building Pipeline. This invention was developed by Wang Chengjun, Yu Zhongfu, Shi Guoqiang and Xi Meng. The patent application number is CN20..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- Henan Faende Mining Industry has submitted a patent application for Gravity-wriggling Combined Type Ore Pipeline Conveying Method for Dispersing Ore Deposits. This invention was developed by Pan Lujun, Dai Kaile, Sun Yanbin, Zhang Shundong, Zhang Hao, Ma Jinshan, Huang Lubao, Chang Facai and Hu Maomao. The pa..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- China 22MCC Group Corporation has filed a patent application for High-altitude Area Pipeline Short-distance Conveying Device and Conveying Method. This invention was developed by Hou Pengfei, Yang Dezhi, Wu Teng, Jia Wanglong and Gu Jinzhu. The patent application number is CN202610186319 20260210. The patent ..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- Fujian Longking Environmental Protection has submitted a patent application for Conveying Belt Assembly, Pipe Collapse Correction System of Pipe Belt Machine and Pipe Collapse Correction Method. Su Jinhui, Xie Weiwei, Lan Wusheng, Zhang Yuni, Zhong Yusheng and Zhong Yuelong developed the invention. The patent..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Hebei University patent application for Intelligent Partition Energy-saving Control Method for Air Conditioner Pipe Network System. This invention was developed by Kong Xiangjie, Guo Ziqi and Zhu Yan. The patent application number is CN20261065700 20260..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- Jiangsu Yuanyi Engineering Technology has filed a patent application for Integrated Filtering and Heat Preservation Fiber Fabric Air Pipe for Clean Air Supply and Installation Method. This invention was developed by Song Jiqing, Xiang Qiong and Huang Hailing. The patent application number is CN20261019182 202..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- Chengdu Chiffo Electronics has applied Chinese patent for Gas Distribution Pipe of Water Heater. Li Zhilin, Huang Maoqiong and Zhu Ningdong developed it. The patent application number is CN20261001567 20260104. The patent publication number is CN121804081 (A). International Patent Classification codes are F24..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- JOYO Technology has submitted a patent application for Online Calibration Method and System for Closed Pipeline Water Flow Test Equipment. This invention was developed by Zhang Hongjing. The patent application number is CN202511957285 20251223. The patent publication number is CN121804619 (A). International P..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- Hangzhou Changhai Electric Power Technology has sought patent for Air Leakage Detection Device for Air Pipe. This invention was developed by Qiu Hong, Zhong Yuhan, Chen Zhong and Zhong Chudong. The patent application number is CN202610196311 20260211. The patent publication number is CN121804766 (A). Internat..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has published Northwestern Polytechnical University patent application for Supporting Frame with Adjustable Rod Pipe. The invention was developed by Zhu Haiqiang, Guo Yazhou and Ding Yi. The patent application number is CN20261099741 20260126. The patent publication..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- Guangdong Qisi Intelligent Manufacturing has submitted a patent application for Non-defective Product Detection Method and Visual Detection System for Miniature Pipes and Storage Medium. Yan Xiangyin developed the invention. The patent application number is CN202511948118 20251222. The patent publication numb..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- Hefei Special Equipment Safety Supervision and Inspection Institute Hefei Elevator Safety Information Center has submitted a patent application for Walking Type Pressure Pipeline Nondestructive Testing Device and Method Thereof. This invention was developed by Wang Xuegang, Xu Chao and Chen Lei. The patent ap..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 9 -- Institute of Microelectronics, CAS has sought patent for Low-power-consumption Frequency Measurement System Based on Pipeline Multiplexing and Electronic Equipment. This invention was developed by Liu Mou, Xu Xiran, Meng Zhen, Wu Jianwen, He Yu, Zhang Xingcheng and Tian Yi. The patent application number is CN..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has published Hohai University patent application for Intelligent Concrete Temperature Control System Based on Tidal Flow Regulation and Control of Differential Water Pipe Array. The invention was developed by Zhao Haitao, Du Jiahang, Zou Yifan, Zhu Zhiqing, Ran Maos..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Powerchina Guiyang Engineering Corporation has submitted a patent application for Intelligent Diagnosis Method for Drainage Pipeline. This invention was developed by Li Bin, Zhang Qing, Luo Chao, Zhang Ran, Wang Hantao, Sun Baocheng, Di Danyang, Zhang Haichao, Wang Niannian, Ping Yang, Yang Meng and Feng Ruiji..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Shaanxi Aircraft Industry has sought patent for Graphical Self-adaptive Pipeline Type Selection Method and System for Aircraft Hydraulic System. This invention was developed by Yu Hanzhi, Yao Wenzhe, Gao Rongjun, Mo Bin, Yan Tao, Yang Meiping, Xie Jiejie, Hu Zhiqiang, Tian Huiping and Shi Hongyu. The patent a..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Xi'an Jiaotong University has applied Chinese patent for Design Method of Three-dimensional Shape Transition Spray Pipe with Controllable Asymmetry Degree and Related Equipment. Li Zhe, Chen Qiang, Xu Maojun, Ma Zhuang, Du Minglong, Mao Hongwei, Liu Jinxin, Fang Lipei, Xiao Ce and Li Yiming developed it. The ..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Shenzhen Power Supply Bureau has submitted a patent application for Method, Device and Equipment for Determining Material Filling Height of Pipeline Laying Cable. This invention was developed by Li Wenpei, Kou Shilei, Li Fuquan, Cui Lei, Gong Guojun, Peng Peng, Chen Cheng, Shao Liangyou and Wen Yijia. The pat..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has received Guangzhou No 4 Decoration patent application for Electromechanical Pipeline Sleeve Support and Electromechanical Pipeline Protection Device. Xian Feng, Lu Yalong, Feng Haizhen, Jiang Wenfei and Wu Qiufeng developed the invention. The patent application ..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released China Mcc5 Group Corporation patent application for Concrete Pump Pipe Damping Support and Using Method Thereof. This invention was developed by Fu Yingjie, Wang Fei, Qin Chu, Tan Peng, Liao Dachun, Wang Pengpeng, Xiang Xiren, Zhang Juntao, Wu Qiang and ..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Shandong Green Think Power Technology has submitted a patent application for Supporting and Hanging Frame for Installing Fire-fighting Pipeline. This invention was developed by Chen Jingxiao, Lv Zhenming, Tian Bin, Yan Honghua and Hao Qingshui. The patent application number is CN202610299983 20260312. The pat..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Zhejiang University patent application for Cabin Penetrating Structure for Torsion-resistant High-temperature-resistant and High-pressure-resistant Pipeline and Mounting Method. This invention was developed by Ding Huiming, Xie Ruijie, Shi Jianfeng and Z..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Shanghai Xuanyi New Energy Development has filed a patent application for Water Supply and Drainage Pipeline with Quick Assembly Function. This invention was developed by Li Meijia, Chu Wei, Li Ying and Qin Jucheng. The patent application number is CN202610130406 20260130. The patent publication number is CN1..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Chifeng Hongji Build Group has filed a patent application for Pre-buried Water Supply Pipeline Hot Melting Zone Structure Strengthening Protection Device. This invention was developed by Zhang Ruyi, Wang Xinjun, Zou Mingchen, Du Zhigang, Song Zeqing, Bai Xiang and Tegus Grile. The patent application number is..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- ACRE Coking & Refractory Engineering Consulting Corporation, MCC has submitted a patent application for Multi-fixed-point Deformation Buffering and Stress Dispersion Arrangement Method for Large-pipe-diameter Inclined Pipeline. Li Shibo, Yu Seino, Zhao Hu and Li Jiangang developed the invention. The patent ap..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- PowerChina Beijing Engineering has applied Chinese patent for Underground Buried Pipe Composite Lining Structure and Design Method Thereof. Zhang Guanghui, Lin Yishu, Li Lining, Zhang Hangning, Zhang Huimin, Zhang Jinxing, Xu Yonghui, Wu Ziyu, Yang Li and Wang Wenxuan developed it. The patent application numb..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Beijing Institute of Radio Metrology and Measurement has applied Chinese patent for Buried Pipeline Corrosion Monitoring and Early Warning System. Hu Shuqi, Shi Tonghui, Zhou Jingyun, Yan Xiaowei, Han Yiliang, Liu Wei, Zhang Guangdi, Yang Fan and Wang Xiaoying developed it. The patent application number is CN..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has received Chizhou University patent application for Industrial Pipeline Leakage Detection System and Method Based on Multi-modal Data Fusion. Xu Weibing and Liu Chuanyang developed the invention. The patent application number is CN20251245942 20251231. The patent..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- China Constr 8th Engineering Division has applied Chinese patent for Calculation Method for Gas Blocking Position of Carbon Dioxide Freezing Pipe. Cao Mingyang, Wu Jianqiu, Lyu Xingxing and Wu Yuanhao developed it. The patent application number is CN202511687651 20251118. The patent publication number is CN12..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- CCCC Tianjin Dredging has sought patent for Unsteady Flow Analysis Method and System for Characteristics of Slurry in Conveying Pipeline. This invention was developed by Li Zhangchao, Zhang Shiqian, Liu Honggong, Zhao Qiang, Pan Xuan, Zhang Dexin, Luo Huarui, Lu Qi, Yang Fan, Qin Liang, Feng Zhifang and Zhou Z..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Yangrun Shanghai Engineering Design Research has received a patent for Cable Pipeline Mechanical Fixing Equipment with Protection Assembly. This invention was developed by Zhang Hengdong. The patent application number is CN202422989302U 20241205. The patent publication number is CN223502511 (U). International..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has published Wuxi SP Steel Tube Manufacturing patent application for Inner Hole Grinding Device for Seamless Steel Pipe Production. The invention was developed by Wu Zhuhua, Li Jincheng and Zhou Yuecheng. The patent application number is CN202610280197 20260309. Th..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Maanshan Shengyuan Pipeline has submitted a patent application for Precision Machining Equipment and Process for End Face of Pipeline. This invention was developed by Cui Yongkang and Yan Liang. The patent application number is CN202610223863 20260225. The patent publication number is CN121798462 (A). Interna..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has received Kaide Electronic Engineering Design patent application for Air Pipe Sealing Gasket Mounting and Positioning Device and Using Method Thereof. Zhang Jian, Luo Xiaosong, He Junhua, Zhang Kai, Zuo Guodong, Ma Yusheng, Wang Mingjiao and Wei Xing developed the..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- State Intellectual Property Office of China has released Beijing Jin Shi Wan Pipeline Technique patent application for Multi-degree-of-freedom Hydraulic Manipulator Device and Method for Pipeline Under-pressure Plugging Operation. This invention was developed by Zhang Wenxin, Zhang Qingxian, Li Chunjiang and F..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Hebei Taiwo Plastic Pipe has submitted a patent application for Waste Crushing and Recycling Machine for Plastic Krah Pipe Production and Processing. Zhang Jianhua, Zhang Yuanze, Zhang Shuo, Zhang Jie and Zhang Xinguo developed the invention. The patent application number is CN202610295401 20260311. The paten..

Pipe

  |  Thu 09 Jul 2026

Beijing, July 9 -- Hubei Xingxin Technology has submitted a patent application for Automatic Welding System for Composite Pipes. This invention was developed by Yuan Bei, Xiong Xuezhi, Dan Meiyu and Liu Wenjun. The patent application number is CN202610143444 20260202. The patent publication number is CN121798925 (A). Internatio..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- State Intellectual Property Office of China has released Inspur Communication & Information System patent application for Heat Pipe Multi-connection Heat Dissipation System Based on Data Center Liquid Cooling Cold Source Scene. This invention was developed by Li Junshan, Yang Zhigang, Wan Peng, Shao Yiwen and ..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Chongqing University has applied Chinese patent for Method and Device for Multiplexing and Demultiplexing Long-distance Vortex Acoustic Beam in Pipeline. Liu Binghe, Ren Zongshuai, Liu Lianyun and Li Dongjiang developed it. The patent application number is CN202511953454 20251223. The patent publication numbe..

Pipe

  |  Wed 08 Jul 2026

Alexandria, July 8 -- SCREEN Holdings has been granted a patent for Circulation Apparatus and Method of Controlling Circulation Apparatus. Kawaguchi Tatsuhiko developed the invention. The patent application number is US202318843900 20230313. The patent publication number is US20260190896 (A1). International Patent Classificat..

Pipe

  |  Wed 08 Jul 2026

Alexandria, July 8 -- U.S. Patent and Trademark Office has awarded a patent to Korea Electronics Technology Institute for Electronic Device Supporting Pipeline Network Condition Diagnosis and Fault Prediction and Operating Method Thereof. Lee Kwang Ho and Jung Yong Chul developed the invention. The patent application number i..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Xiamen Dev Shock Absorber Co Ltd has sought patent for Shock Absorber Pipe Fitting Structure. This invention was developed by Zheng Jun, Xu Yongying, Zhuang Dingwei, Wang Wenxue and Yang Zhirong. The patent application number is CN202511736611 20251125. The patent publication number is CN121803582 (A). Inte..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- State Intellectual Property Office of China has released Guangdong Likai Electromechanical Equipment Eng Co Ltd patent application for Cooling Water Pipeline Maintenance Structure of Centrifugal Air Compressor. This invention was developed by Lu Ren, Peng Weiquan and Liang Hongfei. The patent application nu..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Jia Peilei has submitted a patent application for Steel Pipe Machining Method. The patent application number is CN202310795891 20230701. The patent publication number is CN121798299 (A). International Patent Classification code is B23P15/00. Cooperative Patent Classification code is B23P15/00 (CN). An a..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Victory Photonics Tech Suzhou Co Ltd has submitted a patent application for Pipe Fitting Machining Jig and Welding Device Thereof. This invention was developed by Huang Jia. The patent application number is CN202610182666 20260209. The patent publication number is CN121798293 (A). International Patent Class..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Wuhan Zhengyuan Electric Co Ltd has submitted a patent application for Traction Transformer Oil Pipe Welding Device. This invention was developed by Wang Yiwen, Wang Ting and Li Yin. The patent application number is CN20261057845 20260116. The patent publication number is CN121798292 (A). International Pate..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Jiangsu Tongliu Aerospace Tech Co Ltd has submitted a patent application for Welding Equipment and Process for Thin-wall Thin Pipe for Pipeline System. Qu Baofeng, Sheng Jie and Xu Zhiwei developed the invention. The patent application number is CN20261009923 20260106. The patent publication number is CN121..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Chengde Petroleum College has submitted a patent application for Air Conditioner Pipe Joint Welding Tool. Hu Kai developed the invention. The patent application number is CN202410103490 20240125. The patent publication number is CN121798288 (A). International Patent Classification codes are B23K37/047 and B23..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- State Intellectual Property Office of China has published Nantong Polytechnic College and Nantong Wanda Energy Power Technology patent application for Synchronous Positioning Frame for Multiple Rows of Pipes in Full-automatic Welding of Coiled Pipes. The invention was developed by Yu Guofeng, Jiang Jie, Zeng G..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Bingshan Songyang Compressor (Dalian) has submitted a patent application for Structure for Improving Stress of Exhaust Pipe and Upper Cover of Partitioned High-pressure Cavity. This invention was developed by Zhang Tieliang, Sun Ao, Lu Hongyan, Zheng Zhixiang and Yang Yuebing. The patent application number is..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Suzhou Institute Of Technology has sought patent for Dissimilar Metal Material Pipeline Welding Device and Using Method Thereof. This invention was developed by Zhang Yaocheng, Niu Wenqing, Qian You, Meng Tao and Shen Yihan. The patent application number is CN202610171483 20260206. The patent publication nu..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- State Intellectual Property Office of China has published Shandong Shengfa New Material Technology patent application for Stainless Steel Pipe Welder Capable of Preventing Welding Seam Oxidation. The invention was developed by Zhang Yong and Zhang Zhi. The patent application number is CN202610276231 20260309...

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Shanghai Yunyi Auto Technology has submitted a patent application for Welding Device for Pipeline. This invention was developed by Gong Bolei, Chen Jiangyun and Liu Yunpeng. The patent application number is CN202610288865 20260311. The patent publication number is CN121798204 (A). International Patent Classif..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Jiangsu Hengyu Laser Equipment Co Ltd has submitted a patent application for Double-station Conveying and Discharging Device of Laser Pipe Cutting Machine. This invention was developed by Shi Xiaozhao, Zhuo Rui, Yu Min, Kang Liang and Wang Zihui. The patent application number is CN202610103416 20260126. The..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Changzhou Jintan Hongtu Rubber Plastic Product has submitted a patent application for Rubber Corrugated Pipe with Limiting Protection Structure. Jiang Feng developed the invention. The patent application number is CN202511846314 20251209. The patent publication number is CN121791027 (A). International Patent ..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Zhengjisuo Zhengzhou Transportation Technology has submitted a patent application for Flanging and Sealing Process for Metal Corrugated Pipe of Gear Coupling. Li Yizhe, Liu Zhongling, Huang Shuaizong, Fan Zhenyue, Wang Wanli, Shi Lubing, Chen Huixiao, Yan Shidang, Jiang Hexin and Zhang Xiangru developed the in..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- State Intellectual Property Office of China has published Zhuhai Ganglong Metal Co Ltd patent application for Internal Thread Reinforced Heat Exchange Copper Pipe and Rotary Swaging Forming Equipment Thereof. The invention was developed by Chen Liang, Quan Yanjie, Li Rui, Duan Xiaohui and Yang Lin. The pate..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- State Intellectual Property Office of China has published Xi'an Thermal Power Research Institute Co Ltd patent application for Thermal Power Plant Pipeline Abnormal Vibration Diagnosis Method Based on Voiceprint Recognition and Related Equipment. The invention was developed by Xian Jiarong, Li Ji, Yin Zun, Wan..

Pipe

  |  Wed 08 Jul 2026

Beijing, July 8 -- Harbin Institute Of Technology has sought patent for Movable Pipeline Assembly Adjustment Characteristic Demonstration Experiment Device. This invention was developed by Cao Huizhe, Dong Jiankai, Jiang Ye and Wang Changhai. The patent application number is CN20251235928 20251231. The patent publication numb..
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