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Pipe
| Wed 20 May 2026
Beijing, May 20 -- Haihong Electric Co Ltd and Qi Dacai have sought patent for Heat Pipe for High-voltage Coil and Manufacturing Method Thereof. This invention was developed by Qi Dacai, Guan Huilin, Xu Kaixuan, Zhang Anlin and Qi Xiaokai.
The patent application number is CN202511516215 20251022. The patent publication number..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Changzhou Academe Southeast Univ and Aerosun Corporation have filed a patent application for Liquid Hydrogen Pipeline Pressure Fluctuation Suppression Energy Dissipater and Fluid-solid Coupling Optimization Method. This invention was developed by Liang Wenqing, Su Shangzhi, Shu Zhiyong, Liu Haiyang, Li Yang, Q..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Wuhan Yiye Constr Eng Co Ltd and China First Metallurgical Group have submitted a patent application for Steel Pipe Pile Interior Cutting Device and Construction Method Thereof. This invention was developed by Yin Dongdong, Zheng Tao and Liao Hongyu.
The patent application number is CN202511749927 20251126...
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Xuzhou Huaheng Robot System has applied Chinese patent for Welding Manipulator for Pipe Barrel Internal Part of Steam-water Separator Reheater. Xu Jian, Wang Qinghua and Zhao Chenchen developed it.
The patent application number is CN202511846624 20251209. The patent publication number is CN121373948 (A). Inte..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Yuzhou Kangzhongxiang New Material Technology has applied Chinese patent for Mpp Electric Power Pipe Waste Crushing Device. Gao Gencheng, Zhang Zhigang and Xing Erbao developed it.
The patent application number is CN202511568470 20251030. The patent publication number is CN121374915 (A). International Patent ..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Kangtai Plastic Science & Machinery patent application for Plastic Electric Power Pipe Port Grinding Equipment. This invention was developed by Lin Huihui, Lin Yunqing, Zhang Shuangquan, Hao Hongbo and Wang Yijing.
The patent application number is CN202..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Zhangjiagang Rongkang Tube Industry has applied Chinese patent for Stainless Steel Welded Pipe Inner Wall Weld Joint Leveling Machining Equipment. Song Ruiling developed it.
The patent application number is CN202511844153 20251209. The patent publication number is CN121374325 (A). International Patent Classif..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Zhengjiang Changxing Heliang Intelligent Equipment has submitted a patent application for Coaxial Pipe Rib Directional Rib Removing, Bristle Brushing and Pipe End Punching Integrated Machining Equipment and Method. Li Liangyou, Yang Chuanzhang, Rao Meigui, Wang Yuanbin, Chen Liyuan, Hu Yingjun, Cui Guojie and ..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Shanghai Mitsui Guangzhong Vacuum Equipment patent application for Production Process of Dipolar Iron Pipeline. This invention was developed by Zhang Yanjun.
The patent application number is CN202511369646 20250924. The patent publication number is CN12..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Chongqing Jiaotong University has filed a patent application for Ship and Ocean Engineering Pipeline Welding Centering Auxiliary Device. This invention was developed by Ma Wenjiao, Yang Yijie, Yoon Jun-ho, Qiu Xingcan and Ma Wenyan.
The patent application number is CN202511862635 20251211. The patent publicat..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Shanxi Diesel Engine Industrial has applied Chinese patent for Process Device for Welding Complex Special-shaped Exhaust Pipe. Yang Qiongyao, Wang Shudong, Wu Xin, Wang Yingjie and Yang Zhiqiang developed it.
The patent application number is CN202511816157 20251204. The patent publication number is CN12137401..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Shandong Fangda Engineering patent application for Direct Discharge Pipeline Welding Device. Zang Tao, Mu Guoqing, Li Bin, Jia Bin, Yang Nannan, Xu Chengshan, Gu Yuwei and Ju Yanbing developed the invention.
The patent application number is CN2025117663..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Handan University has submitted a patent application for Automatic Powder Spreading Device of Steel Pipe Hot Extrusion Bar Powder Coating Table. Qi Huanming, Liu Ruochen, Hua Liguang, Lyu Guomeng, Cai Jizong, Wang Guangya, Mei Ke and Wen Haonan developed the invention.
The patent application number is CN20251..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Shanghai Chengtou Waste Water Treatment patent application for Pneumatic Ash Conveying System Pipeline Applied to Sludge Treatment and Preparation Method Thereof. This invention was developed by Ji Hongxian, Jiang Rui, Li Pan, Zhong Qifeng, Sun Jianping,..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Huaneng Yichun Thermoelectricity has filed a patent application for Pneumatic Ash Conveying System Capable of Preventing Pipeline Blockage. This invention was developed by Leng Jian, Fu Juchao, Wang Xiangliang, Wang Boyu, Zhang Honglin, Zhou Xiaoshuang, Tian Yang, He Huashan, Zhang Haisi, Zhang Duntao and Qu Y..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Xiamen Sanye Cleaning Technology has submitted a patent application for Material Accumulation Detection Device and Detection Method for Blanking Pipe. Zheng Yinzuan, Lai Maoxing, Wang Anzou, Chen Xi and Peng Qingwei developed the invention.
The patent application number is CN202511627190 20251107. The patent ..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Jiangsu Feida Stainless Steel patent application for Multi-layer Conveying Equipment Applied to Stainless Steel Pipe Fittings. Xu Yong and Xu Yiming developed the invention.
The patent application number is CN202511691793 20251118. The patent publicatio..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Xiamen University has submitted a patent application for Front-back Linkage Type Multi-mode Variable-configuration Spray Pipe. This invention was developed by Mu Rui, Cai Changdong, Zhang Kairui and Pan Yanhong.
The patent application number is CN202511957434 20251223. The patent publication number is CN12137..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Hebei Huabei Diesel Engine has submitted a patent application for Dual Outboard Engine Exhaust and Smoke Exhaust Pipe Cooling System. This invention was developed by Lu Yang, Ma Xiaofeng, Yao Jiacheng, Shen Changle, Wei Zihan, Wang Yunfei, Xu Zhichen and Wang Yuxuan.
The patent application number is CN2025117..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Ocean University China patent application for Ocean Pipe Cable Repairing Operation Equipment. This invention was developed by Chen Xuguang, Wu Zhengqi, Duan Weixi, Yang Jihui, Du Wenbo, Wang Shuwei and Zhao Shuxin.
The patent application number is CN202..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has published Xinjiang Defeng Yisheng Petroleum Anticorrosion Engineering patent application for Process and Device for Processing Lining Oil Pipe Without Dismounting Coupling. The invention was developed by Wang Jianchun, Xu Wenzhong, Zhang Tao, Liu Dalu, Wang Lei a..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has published Harbin FRP Institute patent application for Fiber-reinforced PE (polyethylene) Floating Pipe as Well as Preparation Method and Application Thereof. The invention was developed by Xie Tieqin, Zhang Yunfeng, Liu Xinyi, Su Yang, Yang Jinze and Liu Yongchun..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Zhangjiagang Xiafei Plastic has applied Chinese patent for Automatic Pipe Feeding Process for Graded Extrusion and Cooperative Correction of Atomizing Nozzle Rubber Pipe. Xu Yuenian developed it.
The patent application number is CN202511863471 20251211. The patent publication number is CN121375089 (A). Intern..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- Anhui Kangqiao Environmental Protection Technology has filed a patent application for PE Preparation Device for PE Water Supply Pipeline Production. This invention was developed by Hu Bingqi and Wang Guotao.
The patent application number is CN202511566206 20251030. The patent publication number is CN1213750..
Pipe
| Wed 20 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has published Tianjin Zhongcai Profiles patent application for High-toughness PPR Pipe Machining Device. The invention was developed by Zhang Hongfei, Yin Xiaoping and Bu Shuyun.
The patent application number is CN202511767850 20251128. The patent publication number..
Pipe
| Thu 21 May 2026
Luxembourg, May 21 -- Xinyu University has been awarded a patent for Pipe Insulation Device for Solar Water Heater. This invention was developed by Xi Ying, Luo Yinqi, Liu Yulong, Huang Jianhua, Wang Fahui, Ouyang Kun and Huang Ping.
The patent application number is LU20250600269 20250218. The patent publication number is LU600..
Pipe
| Wed 20 May 2026
Geneva, May 21 -- Ajou University Industry-Academic Cooperation Foundation has submitted a patent application for Apparatus for Machining Angled Grooves on Inner Circumferential Surface of Heat Pipe and Method for Machining Angled Grooves on Inner Circumferential Surface of Heat Pipe Using Same. Lee Jungho developed the inventio..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Shanghai Installation Engineering Group patent application for Self-adaptive Multi-section Hinged Type Large-diameter Pipeline Automatic Welding Machine Crawling Track. Cao Xiaocheng, Luo Zhiwei, Lu Jiahua, Zhu Jieke, Liu Xiaohan, Zhu Jinlin, Wu Zengqian..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Zhangzhou Aimoli Furniture has filed a patent application for Pipe Laser Cutting Equipment. This invention was developed by Xu Xiaoli.
The patent application number is CN202511670725 20251114. The patent publication number is CN121373819 (A). International Patent Classification codes are B23K26/38, B23K26/70 ..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Foshan Huibaisheng Laser Technology has filed a patent application for Machining Method, Device and Equipment for Ultra-long Groove Cut Pipe and Storage Medium. This invention was developed by Liang Jiandong, Huang Sixin, Yang Hongjie, Yan Junyi, Zheng Changji, Ye Xiuta, Lian Zhenda, Luo Yongjie, Lin Zhe, Su W..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Xuancheng Xuanbang Intelligent Technology has filed a patent application for Laser Welding Equipment for Pipeline. This invention was developed by Zhang Zaofeng and Zhang Efeng.
The patent application number is CN202511912625 20251218. The patent publication number is CN121373779 (A). International Patent Cla..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has published Beijing Gas Group patent application for Welding Parameter Optimization Method and Device for Gas Pipeline. The invention was developed by Jin Qiang, Liu Hui, Wang Xin, Yan Xingcui, Zhang Haitao, Xu Wei, Zhang Haijun, Yang Zhenyun, Li Haishan, Wen Haili..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Baotou Iron and Steel Group has applied Chinese patent for Shock Absorption and Noise Reduction Device and Method for Steel Pipe Saw Cutting. Zhang Baojun, Han Zhanhua, Sun Bin and Chen Xu developed it.
The patent application number is CN202511668280 20251114. The patent publication number is CN121373572 (A)...
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Baotou Iron and Steel Group has applied Chinese patent for Method for Removing Tailings of Pipe Cutting Machine. Zhang Haiyan, Liu Guohui, Hu Haiqing, Wang Zenghai, Mi Yongfeng, Tian Wei, Ha Xin, Li Xiaomin, Fan Junjie, Yin Guile, Yang Jun, Huang Pengxiang, Li Jinlong and Li Jun developed it.
The patent appli..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has released Sichuan Aerospace Changzheng Equip Manufacturing patent application for Large-diameter Thin-wall Pipe Fitting Bending Forming Method. This invention was developed by Yang Ruimeng, Liu Yan, Gao Peng, Yue Tao, Yuan Feng, Deng Chengxu, You Wenzhuo, Zhang Sh..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- State Intellectual Property Office of China has received Zhongshan CLG Automation Equipment patent application for Pipe Bending Machine for Bending Coiled Pipe. Wu Huibin, Huang Weishun, Fan Xiaotong, Deng Xingjun and Feng Desi developed the invention.
The patent application number is CN202511681599 20251117...
Pipe
| Thu 21 May 2026
Beijing, May 21 -- Sichuan Vocational College of Information Technology has applied Chinese patent for Bent Pipe Forming Machine and Forming Method Thereof. Wang Cuizhu, Pan Faxing, Yan Jiechun, Zhang Hong, Wang Xiaohu, Tang Weiyi, Li Feipeng and He Dongliang developed it.
The patent application number is CN202511958560 2025122..
Pipe
| Thu 21 May 2026
Beijing, May 21 -- CSIC Cruise Technology Development has applied Chinese patent for Cabin Spraying Main Pipe with U-shaped Water Seal and Using Method Thereof. Lu Ding, Li Fang, Niu Zhichun, Yang Meichen, Qi Hongkai, Yang Ke and Ye Hongcheng developed it.
The patent application number is CN202511888458 20251215. The patent pub..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has released Guangzhou Djpower Elect Tech Co Ltd patent application for Double-channel Independently-sealed Quick Butt Joint. This invention was developed by Xu Hui and Yang Junbin.
The patent application number is CN202511941642 20251222. The patent publication n..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Cosmo Aiendi Co Ltd and Xin Rongxi have applied Chinese patent for Pipeline Connecting Device. Xin Rongxi, Min Cheol-ki, Jang Hong-soon, Nam Sang-bin, Wen Xuan and Heo Jeong-jae developed it.
The patent application number is CN202410957629 20240717. The patent publication number is CN121363672 (A). Internat..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Chaokong Shuke Shanghai Tech Co Ltd has submitted a patent application for Part Layout Combination Optimization Method, System and Equipment in Pipe Cutting and Medium. This invention was developed by Li Yang, Yang Haojie and Wang Bin.
The patent application number is CN202511551715 20251028. The patent pub..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has released Xihua University patent application for Pipe Truss Structure Design and Model Selection Method Based on Structured Generative Adversarial Network. This invention was developed by Xiong Chuannan, Shao Yongbo, Tan Yilinke, Ou Jialing, Jia Chen and Wan Jun...
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has published China Triumph International Engineering patent application for Air Pipe Reducing Component Modeling and Material Quantity Designing Method, Computer Equipment and Storage Medium. The invention was developed by Zhang Jingtao, Lu Wenhao, Chen Yicong, Liao..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Shenyang Municipal Engineering Design Research Institute has applied Chinese patent for Construction Method of Water Supply and Drainage Pipe Network System Model. Yuan Shasha, Rong Kunyu, Gao Xiaoyi, Zhang Shu, Chen Yutong, Lin Shengran, Gu Zilong, Zhang Yuenan, Pan Zhongliang and Liu Siyuan developed it.
Th..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has released China Energy Engineering Group Guangdong Electric Power Design Institute patent application for Fire-fighting Pipe Automatic Generation Method and Related Equipment. This invention was developed by Zheng Chen, Wang Yu, Zhu Minhua, Qi Yongle and Tan Rensh..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Shanghai Smi Water Group Co Ltd has sought patent for Underground Pipeline Safety Risk Evaluation Method, Device and Equipment Based on Convolutional Neural Network, Storage Medium and Program Product. This invention was developed by Song Chaoyang, Weng Xiaoyao and Wan Jiawen.
The patent application number ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Ycih No 7 Construction has submitted a patent application for Municipal Water Supply Pipeline Welding Equipment. Zhang Qingxian developed the invention.
The patent application number is CN202511949063 20251223. The patent publication number is CN121360938 (A). International Patent Classification codes are B23..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Foshan Zhiyi Household Tech Co Ltd has submitted a patent application for On-site Welding Equipment for Super-long Pipe. This invention was developed by Huang Weijie, Zhang Wen and He Zhaoju.
The patent application number is CN202511314009 20250424. The patent publication number is CN121360937 (A). Internat..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Zhejiang Sanzee Pipes Ind Co Ltd has applied Chinese patent for Band Saw Cutting Device for Automatic Machining of Stainless Steel Corrugated Pipe. Zhang Shenzheng developed it.
The patent application number is CN202511737131 20251125. The patent publication number is CN121360845 (A). International Patent C..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Beijing Huanfa Pipeline Restoration Co Ltd has submitted a patent application for Outer Pipe Cutting Equipment After Non-excavation Lining Repair of Pressure Pipeline and Control Method. This invention was developed by Yang Peng, Wang Mingqi, Dong Shuangdong, Zhang Xu, Du Fenggang, Wang Panlong and Wang Hao.
..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has received Qingshan Steel Pipe patent application for Self-monitoring Type Stainless Steel Pipe Precise Cutting Equipment. Xie Yi, Chen Fanhu, Cao Xinming, Wu Kang and Shao Bindi developed the invention.
The patent application number is CN202511773135 20251128. Th..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Guizhou Haicheng Tech Co Ltd has filed a patent application for Burr-free Drilling Device for Psu Central Pipe and Using Method. This invention was developed by Wang Jintong, Zhong Qingyu and Tang Jian.
The patent application number is CN202511834463 20251208. The patent publication number is CN121360833 (A..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has released Shanghai Bixiufu Enterprise Management and Shanghai Xinyoushun Environment Tech Co Ltd patent application for Forming Method of Large-diameter Thin-wall Aluminum Pipe and Gradual Change Type Expansion Forming Die. This invention was developed by Xi Yong...
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has published Changzhou Gezhi Metal Tech Co Ltd patent application for Drawing Device for Copper Pipe Machining. The invention was developed by Sun Fangli.
The patent application number is CN202511552360 20251028. The patent publication number is CN121360758 (A). ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Cavia Nantong Clean Material has submitted a patent application for Pipe Fitting Machining Cold-drawing Machine. This invention was developed by Wang Baishi.
The patent application number is CN202511494473 20251020. The patent publication number is CN121360757 (A). International Patent Classification codes ar..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Henan Xingyang Photoelectric Technology has filed a patent application for Oxygen Pipeline Degreasing Device and Degreasing Method. This invention was developed by Hu Pengfei, Wu Junlin, Zhang Feng, Chang Jun and Wu Kai.
The patent application number is CN202511889796 20251215. The patent publication number i..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has released COSCO Shipping Heavy Industry (Yangzhou) and Tangshan Kaiyuan Autowelding System Co Ltd patent application for Laser Derusting and Code Spraying System for Pipe Fittings. This invention was developed by Yang Zeyu, Zhu Jintong, Yuan Haoyue, Li Xiaowei, Li..
Pipe
| Wed 20 May 2026
Ottawa, May 20 -- Royal Oak Cannabis Products Ltd has sought patent for Smoking Pipes and Related Methods. This invention was developed by King Brent.
The patent application number is CA20193114960 20190625. The patent publication number is CA3114960 (A1). International Patent Classification codes are A24F1/00 and A24F1/30. C..
Pipe
| Wed 20 May 2026
Bratislava, May 20 -- Univ Kosiciach Tech has applied Slovakian patent for Water Turbine for Pipe Applications.
The patent application number is SK20180050026 20180612. The patent publication number is SK500262018 (A3). International Patent Classification codes are F03B11/02 and F03B13/08. Cooperative Patent Classification ..
Pipe
| Tue 19 May 2026
Alexandria, May 20 -- U.S. Patent and Trademark Office has released Hutchinson SRL patent application for Multilayer Pipe for an Air Conditioning System of a Motor Vehicle. This invention was developed by Rossi Katia, Parente Giuseppe and Hérault Florence.
The patent application number is US202519382679 20251107. The patent ..
Pipe
| Tue 19 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has received General Connectivity System Co Ltd and Guangdong Zhengbei Tech Co Ltd patent application for Cable and Cable Protection Pipe Integrated Locking Type Cable Gland. Shu Chongpan, Li Yawei and Cao Shuangyin developed the invention.
The patent application ..
Pipe
| Tue 19 May 2026
Beijing, May 20 -- Shenzhen Baisitai Computer Access Co Ltd has sought patent for Pipe Penetrating Device for Wire Harness and Cable Processing and Using Method of Pipe Penetrating Device. This invention was developed by Liu Manhong, Li Jia, Zhong Daiping and Tao Xuepin.
The patent application number is CN202511542864 2025102..
Pipe
| Tue 19 May 2026
Alexandria, May 20 -- Axxiom Manufacturing has submitted a patent application for Carrier Assembly for Use with a Hose. Nguyen Phuong Taylor and Hummel Jeffrey Wayne developed the invention.
The patent application number is US202619445367 20260109. The patent publication number is US20260131425 (A1). International Patent Classi..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Harbin Institute of Technology has applied Chinese patent for Intelligent Regulation and Control Method and System for Urban Drainage Pipe Network Based on Digital Twinning. Bai Shunwen, Dong Qiyu, Li Lei, Shu Lin, Xu Yiming and Ren Nanqi developed it.
The patent application number is CN202511948463 20251223...
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Liaoning Zhongan Zhida Tech Co Ltd has submitted a patent application for Multi-objective Collaborative Optimization Pipe Network Automatic Transmission and Distribution Control Method. Wu Di, Xiao Dongze, Jia Hongyu, Ma Ning and Lee Jiyoung developed the invention.
The patent application number is CN202511..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Sichuan Zhiwang Testing Tech Co Ltd has submitted a patent application for Metal Pipe Compression Resistance Detection Device for Bridge Engineering Quality. This invention was developed by Wang Xu, Zhang Yu, Li Xiurong, Cheng Haibin, Li Dongke, Qi Yongchang, Cheng Yang, Luo Yongheng, Jia Haoran and Ta Weihong..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Qingdao Junray Intelligent Instrument has filed a patent application for Convenient Gas Sampling Pipe with Efficient Condensation and Dry Filtration Functions. This invention was developed by Song Conglin, Zhuang Yong, Zhu Shuai, Wang Hongliang, Wu Zhuangzhuang, Li Weifang, Li Jinrui and He Chunlei.
The paten..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Shanxi Diesel Engine Industrial has sought patent for Engine Exhaust Pipe Sealing Test Device. This invention was developed by Wang Shudong, Wang Yingjie, Xi Yonggao, Han Myung Joo, Meng Jinlei and Hou Jianfeng.
The patent application number is CN202511812968 20251204. The patent publication number is CN12136..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Shanghai Verylong Smart Water Pipe Tech Co Ltd has applied Chinese patent for Direct Monitoring Method for Settlement of Existing Pipeline Deeply Buried Underground. Fan Xuelian, Wang Hongtao, Jiang Hong, Chen Liang and Yang Wenhao developed it.
The patent application number is CN202511424332 20250930. The ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Zhangjiagang Wilford Thermal Co Ltd has sought patent for Control Method for Heating Pipe of Heat Reservoir. This invention was developed by Zhang Zhixiang, Bao Xuhua, Xue Jiankai, Tao Huichao, Hu Youwen, Lu Yanwen and Chen Xuxin.
The patent application number is CN202410953993 20240717. The patent publicat..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Jiaan Hydrogen Chongqing New Energy Tech Co Ltd has submitted a patent application for Coil Pipe Heat Exchange System, Heat Exchange Method and Solid Hydrogen Storage and Desorption System. This invention was developed by Fan Xiaoyue, Jiang Feng, Liu Zhenan, Wu Hongxiao, Miao Lei, Wu Shan, Zhao Yating, Lu Xiao..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Anhui Zhimei Intelligent Tech Co Ltd has sought patent for Defrosting Method, Device and Equipment for Sectional Type Coil Pipe and Storage Medium. This invention was developed by Fu Jiajian and Li Qiang.
The patent application number is CN202511684152 20251117. The patent publication number is CN121363839 ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Wuxi Nangong Ventilation Equipment Co Ltd has submitted a patent application for Air Volume Control Method of Pipeline Type Ventilation Device. Wu Zubing developed the invention.
The patent application number is CN202511751975 20251126. The patent publication number is CN121363795 (A). International Patent ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Tibet Junwei Ind Co Ltd has submitted a patent application for Double-wave Synergistic Water Conveying Pipeline Anticoagulation Device and Method. This invention was developed by Wang Yue and Liu Jun.
The patent application number is CN202511936419 20251222. The patent publication number is CN121363717 (A)...
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Bengang Steel Plates has applied Chinese patent for External Magnetic Pressure Fitting Type Under-pressure Plugging Method for Gas Pipeline. Cong Zhanzhu, Zhou Jing, Zhao Qi, Qu Hongchang, Jiang Yanze and Guo Qiang developed it.
The patent application number is CN202511746306 20251126. The patent publication ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has published Fujian Sunner Development patent application for Convenient-to-mount Material Pipe of Material Tower. The invention was developed by Lu Changji, Zhang Yongyi and Li Cairong.
The patent application number is CN202511956596 20251223. The patent publicati..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Guangzhou Gas Group Co Ltd has submitted a patent application for Stainless Steel Corrugated Pipe Connecting Device. This invention was developed by Dai Chongyang, Li Xianning, Zhang Chengen, Lin Hongxin and Chen Zhengqian.
The patent application number is CN202511800724 20251202. The patent publication num..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Sinosteel Equipment & Engineering has applied Chinese patent for Multi-layer Composite Structure Metal Hose and Application Thereof. Liu Xikun, Jin Feng, Chen Shuhua, Fu Yanpeng, Sun Fengru, Wen Shengju and Zhang Chuanxin developed it.
The patent application number is CN202511916945 20251218. The patent publi..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Zhongrui Ind Guangdong Co Ltd has submitted a patent application for Anti-falling Corrugated Pipe Assembly. This invention was developed by Zhang Xiao and Zhang Le.
The patent application number is CN202511792281 20251201. The patent publication number is CN121363670 (A). International Patent Classification..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Harbin Engineering University has applied Chinese patent for Spiral Framework Composite Ultralow-temperature-resistant Flexible Pipeline Comprising Multiple Inner and Outer Framework Steel Wires and Structural Design Method of Spiral Framework Composite Ultralow-temperature-resistant Flexible Pipeline. Yang Zh..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Guiyang Water Resources and Hydropower Survey and Design Institute has submitted a patent application for Self-adaptive Multi-dimensional Pipe Ditch Supporting Device. This invention was developed by Wu Weizhao, Luo Hai, Kong Youlong, Chu Long, Fei Yuanqi, Xu Chuanjiang and Liu Xubiao.
The patent application ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has received Sinohydro Bureau 9 and Guizhou Construction Eng Co Ltd Of Hydropower Nine Bureau patent application for Construction Method for Leveling Pipe Orifice of Water Pipe at Wall Groove. Fu Xijing, Zhang Sen, Yao Xun, Chen Zhipiao, Shen Peng, Yao Dewu, Xu Xuel..
Pipe
| Wed 20 May 2026
Pretoria, May 20 -- Anhui University of Science and Technology has received a patent for Diversion Drill Pipe. This invention was developed by Zhu Chuanqi and Yuan Anying.
The patent application number is ZA20200000077 20200107. The patent publication number is ZA202000077 (B). Cooperative Patent Classification code is E21B17..
Pipe
| Wed 20 May 2026
Ottawa, May 20 -- Lmk Technologies LLC has sought patent for Method and Apparatus for Repairing a Pipe Using a Transition Tube. This invention was developed by Kiest Larry W Jr.
The patent application number is CA20162985995 20160510. The patent publication number is CA2985995 (A1). International Patent Classification codes a..
Pipe
| Tue 19 May 2026
Alexandria, May 20 -- Torabi Babak has applied United States patent for Portable System and Method for Testing Hydrostatic Pressure in a Pipe. Torabi Babak developed it.
The patent application number is US202519387472 20251112. The patent publication number is US20260133105 (A1). International Patent Classification codes are ..
Pipe
| Tue 19 May 2026
Alexandria, May 20 -- Torabi Babak has sought patent for Devices, Systems, and Methods for Mobile Pipe Formation Plant. This invention was developed by Torabi Babak.
The patent application number is US202519387285 20251112. The patent publication number is US20260131541 (A1). International Patent Classification codes are B29C..
Pipe
| Tue 19 May 2026
Alexandria, May 20 -- U.S. Patent and Trademark Office has released Tsinghua Shenzhen International Graduate School patent application for Integrated Hydrodynamic and Water Quality Simulation Method for Water Supply Systems of Water Treatment Plants, Pipe Networks, and Rivers. This invention was developed by Li Manjie and Wang Z..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Beijing Qijing Tech Co Ltd has filed a patent application for Pipe Gallery UWB Personnel Accurate Positioning and Track Backtracking Safety Control Method and System. This invention was developed by Yi Aobing, Xu Da and Wang Jun.
The patent application number is CN202511633844 20251110. The patent publicati..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has released Tianjin Kuanfu Bicycle Co Ltd patent application for Aluminum Magnesium Alloy Bicycle Frame Pipe and Preparation Method Thereof. This invention was developed by Yang Jinshan, Zhao Kesong and Xing Shuming.
The patent application number is CN20251160798..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Tianjin Jinlun Tianda Numerical Control Machine Tool Co Ltd has applied Chinese patent for Light High-strength Bicycle Frame Pipe and Preparation Method Thereof. Yang Jinshan, Ma Hongyan and Xing Shuming developed it.
The patent application number is CN202511607852 20251105. The patent publication number is..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Tangshan Zhengyuan Pipe Ind Co Ltd has submitted a patent application for High-temperature-resistant Steel Pipe Anticorrosive Paint and Preparation Method Thereof. This invention was developed by Zheng Lihuan, An Rui, Liu Wei, Dong Hao and Zhou Zhengming.
The patent application number is CN202511629794 2025..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has received Tangshan Zhengyuan Pipe Ind Co Ltd patent application for Steel Pipe Anti-corrosion Coating and Preparation Method Thereof. Liu Wei, An Rui, Dong Hao, Zheng Lihuan and Zhou Zhengming developed the invention.
The patent application number is CN20251162..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Zhejiang Boya Comtech Co Ltd has sought patent for High-strength Corrugated Pipe for Drainage and Manufacturing Method Thereof. This invention was developed by Yang Xiaozhi, Yang Jing and Ren Xiaoli.
The patent application number is CN202511826387 20251205. The patent publication number is CN121362410 (A). ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has published Zhejiang Feilong Pipe Ind Group Co Ltd patent application for Heat-resistant High-strength Mpp Cable Protection Pipe and Preparation Method Thereof. The invention was developed by Wang Longfei, Sun Cheng, Sun Lifang and Jin Jiajia.
The patent applica..
Pipe
| Tue 19 May 2026
Alexandria, May 20 -- TTTech has submitted a patent application for Pipe Splitting Apparatus with Cable Engagement System. This invention was developed by Tjader Michael.
The patent application number is US202519364450 20251021. The patent publication number is US20260132880 (A1). International Patent Classification codes are F..
Pipe
| Tue 19 May 2026
Beijing, May 20 -- Northwestern Polytechnical University has submitted a patent application for Intelligent Composite Cladding Pipe with Real-time Monitoring and Early Warning Regulation and Control Functions. This invention was developed by Wei Chong, Liang Shuang and Jia Yue.
The patent application number is CN202511945193 20..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Nanjing Longrui Intelligent Tech Co Ltd has submitted a patent application for Muddy Water Type Pipe Jacking Tunneling Device Adopting Double-channel Cutterhead Main Shaft Structure and Method. Jiang Zhiguang developed the invention.
The patent application number is CN202511393303 20250927. The patent publi..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- CNOOC Energy Technology & Services has filed a patent application for Offshore Deep Continuous Foam Liquid Drainage Gas Production Process Pipe Column and Operation Method. This invention was developed by Ren Weina, Zhao Jinghui, Zhou Xiaolin, Jin Xin, Zheng Chunfeng, Shen Qiong, Xue Dedong, Li Ang, Yin Shasha..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- State Intellectual Property Office of China has published Shaanxi Metallurgical Design & Research Institute patent application for Tailing Pond Flood Drainage System Based on Pipe Jacking Construction and Construction Method. The invention was developed by Xiao Yang, Chen Xiaobo, Luo Xiaoxin, Yang Chaoqun, Lu ..
Pipe
| Wed 20 May 2026
Beijing, May 20 -- Zhang Fang has applied Chinese patent for Siphon Type Squatting Pan Structure with Low-position Siphon Standard Pipe.
The patent application number is CN202410965020 20240718. The patent publication number is CN121363247 (A). International Patent Classification codes are E03D11/04 and E03D11/18.
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