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Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Xinghua Boyun Stainless Steel Pipe Co Ltd for Multifunctional Square Tube Limiting Assembly. Dong Xiaomei and Xu Boyun developed the invention.
The patent application number is CN202423209231U 20241225. The patent publication number is CN..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Gaobo Alloy Tech Jiangsu Co Ltd for Double-pipeline Reinforcing and Supporting Balance Seat. Xu Wenxiang and Sun Yong developed the invention.
The patent application number is CN202423276418U 20241230. The patent publication number is CN2..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Guangdong Yudean Bohe Energy Co Ltd for Pipeline Leakproof Buffer Device. Zheng Jinhua, Xie Xiaoyu, Huang Tianlin, Su Zhihao, Han Ming, Han Yanshun, Chen Fengjian, Cai Zhiyuan, Pan Yongjiang, Zhang Yuhua, Wan Woyang, Liu Hongzhan and Wang Xi..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Hangzhou Kaichuang Smart Tech Co Ltd has received a patent for Plastic Composite Pipe End Sealing Machine Structure. This invention was developed by Fu Gangjing, Lu Jialei and Zhou Jianlin.
The patent application number is CN202422774978U 20241114. The patent publication number is CN223466702 (U). Interna..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Liaocheng Yiheng Machinery Equipment Co Ltd has been awarded a patent for Water Cloth Winding Device of Concrete Pump Rubber Pipe. This invention was developed by Zhang Zhengbo and Yan Huanxia.
The patent application number is CN202422901825U 20241127. The patent publication number is CN223466695 (U). Int..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for Winding Forming Device for Bellmouth of Polyethylene Winding Pipe has been issued to Zhejiang Earth Pipes Co Ltd. This invention was developed by Sun Jinhong, Luo Yanping, Tang Qiaohong, Huang Tao, Zhong Yi, Lv Weidong and Yan Qidong.
The patent application number is CN202422643191U 202..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Kashi Lanhui Building Material has received a patent for Spraying Box for Cooling, Shaping and Processing Plastic Pipes. This invention was developed by Gong Sai, Chen Yumei, He Xin and Xie Yinghong.
The patent application number is CN20242297428U 20240828. The patent publication number is CN223466681 (U). ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Taistar Metal Mft Co Ltd for Material Pipe Assembling Structure. Wu Chunlin developed the invention.
The patent application number is CN202422725681U 20241108. The patent publication number is CN223466660 (U). International Patent Classif..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Zhongshan Meitu Plastic Ind has been granted a patent for Mustard Pipe Feeding Machine. This invention was developed by Zhou Wenhui and Huang Haojia.
The patent application number is CN20242301444U 20241205. The patent publication number is CN223466600 (U). International Patent Classification codes are B29C..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Hongguanqi Tech Shenzhen Co Ltd has obtained a patent for material pipe type low-pressure injection molding machine. This invention was developed by Miao Junliang and Cai Mengru.
The patent application number is CN202422816935U 20241119. The patent publication number is CN223466597 (U). International Pate..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Anhui Ruibinsi New Mat Co Ltd has received a patent for Cooling Device for Plastic Pipe Production. This invention was developed by Chu Moushi and Peng Lan.
The patent application number is CN202422836114U 20241121. The patent publication number is CN223466566 (U). International Patent Classification code..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for Curing Device for Lining Hose has been issued to Guangdong Hongzhongyuan Tech Co Ltd. This invention was developed by Chen Xin, Chen Jie and Huang Zhikang.
The patent application number is CN202422921966U 20241128. The patent publication number is CN223466561 (U). International Patent C..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Hangzhou Zhongxiang Communication Equipment Co Ltd for Mixer for Producing Mixed Material PE (polyethylene) Pipe. Shao Haixiang and Shi Rongping developed the invention.
The patent application number is CN202422927324U 20241129. The paten..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Suzhou Gemma Environmental Protection Tech Co Ltd for Novel Pipeline Non-return Material Spraying Device and Plastic Processing Equipment. Shen Qunxiang and Sun Houzhong developed the invention.
The patent application number is CN20242254..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for Culvert Pipe Manufacturing Device has been issued to Hubei Changyao Pipe Rack Construction. This invention was developed by Li Yawei, Liu Yong, Feng Ming, Yao Guoyuan and Song Jie.
The patent application number is CN202422367191U 20240927. The patent publication number is CN223466480 (U)...
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Yangzhou Huaguang Shuangrui Ind Co Ltd has obtained a patent for demoulding mechanism for blow-off pipeline inspection well mould. This invention was developed by Zhang Ping.
The patent application number is CN202422915554U 20241128. The patent publication number is CN223466479 (U). International Patent C..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Nantong Auss Machinery Mfg Co Ltd has been granted a patent for Prestressed Pipe Pile Tensioning Mechanism. This invention was developed by Song Jinyan and Jia Dongwei.
The patent application number is CN202422877154U 20241125. The patent publication number is CN223466477 (U). International Patent Classif..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Anhui Juding Polymer Tech Co Ltd has been awarded a patent for Clamping Device for Producing Polyethylene (PE) Pipe. This invention was developed by Jiang Lijun, Jiang Litao and Dai Wenhai.
The patent application number is CN202422949137U 20241202. The patent publication number is CN223466389 (U). Interna..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Shaanxi Zhongxulian Construction Eng Co Ltd for Auxiliary Mounting Bracket for Fire-fighting Pipeline. Wang Tian, Ye Ping, Wang Qian, Sun Hongwei and Yue Weimin developed the invention.
The patent application number is CN20242356387U 2024..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Quanzhou Feidu Kitchen and Bath Co Ltd has been granted a patent for Improved Hose Wrench. This invention was developed by Ding Fulin.
The patent application number is CN20242330549U 20241209. The patent publication number is CN223466228 (U). International Patent Classification code is B25B13/48.
Acco..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Shanghai Favor For Auto Parts has been awarded a patent for Clamp for Oil Pipe Manufacturing. This invention was developed by You Jianyi.
The patent application number is CN202422838307U 20241120. The patent publication number is CN223466174 (U). International Patent Classification code is B25B11/00.
Stat..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Jiangsu Hengtong Pipe Fittings Co Ltd has been awarded a patent for Pipe Fitting Machining Clamp. This invention was developed by Wang Ailin.
The patent application number is CN202422748961U 20241112. The patent publication number is CN223466164 (U). International Patent Classification code is B25B11/00. ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Zhejiang Tianmu Tech Co Ltd for Special-shaped Pipe Fitting Tool Clamp. Xiang Shunguo developed the invention.
The patent application number is CN202422422617U 20241008. The patent publication number is CN223466145 (U). International Pate..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for In-pipe Sand Blasting Device for Large-specification Pipe Body has been issued to Shanghai Tube Cote Petroleum Pipe Coating Co Ltd. This invention was developed by Fan Jianhua, Zhou Shijie, Jin Zhongzhi, Wang Jie, Zheng Honggang, Wang Tao, Li Chunbing, Zhang Jia, Xiong Li and Wu Xuezhen.
..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Anhui Yake Ventilation Equipment Co Ltd has been granted a patent for Combined Ventilating Duct. Liu Xiaoyu, Liu Yonggang and Liu Yiming developed the invention.
The patent application number is CN202422880345U 20241122. The patent publication number is CN223469896 (U). International Patent Classification..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Hubei Fancheng Tech Co Ltd for Connecting Pipe Structure of Heat Exchanger. Zhang Shuxian, Chen Renqin and Gao Xiangqun developed the invention.
The patent application number is CN202422801768U 20241118. The patent publication number is C..
Pipe
| Tue 14 Apr 2026
Geneva, April 14 -- Grant Prideco has sought patent for End Fitting for a Composite Pipe. This invention was developed by Barnard Harry and Wood Carl.
The patent application number is WO2025US49048 20251001. The patent publication number is WO2026076129 (A1). International Patent Classification codes are F16L33/16 and F16L33/..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Heat Pipe Technology, China for Heat Pipe Mechanism for Flue Gas Waste Heat Recovery. Gu Hua developed the invention.
The patent application number is CN20242316847U 20241209. The patent publication number is CN223470539 (U). International ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Zhenhai Petrochemical Jianan Engineering has received a patent for Core-pulling Type Winding Pipe Type Heat Exchanger. This invention was developed by Tang Qiyu, Yu Xiaofang, Wang Min, Tao Jiang, Xie Zuojun, Hu Xiaole, Lyu Bin and Wang Li.
The patent application number is CN202422914597U 20241127. The paten..
Pipe
| Mon 13 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Lianyungang Hua Heng Petrochemical Equipment Mft Co Ltd for Crane Pipe with Anti-explosion Mechanism. Shi Dongcheng, Yu Huan and Ding Yunlong developed the invention.
The patent application number is CN202422213721U 20240910. The patent p..
Pipe
| Mon 13 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Shenzhen Wujiang Life Science Co Ltd for Pipe Cap Removing Device. Zhang Xinghua and Huang Yong developed the invention.
The patent application number is CN202423122692U 20241218. The patent publication number is CN223468172 (U). Internat..
Pipe
| Mon 13 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Dalian Wantong Equipment Technology for Hydraulic Cylinder Driven Cast Pipe Lifting Device. Guo Fuyu, Sun Jiyang and Wang Kelong developed the invention.
The patent application number is CN202423119535U 20241218. The patent publication numb..
Pipe
| Mon 13 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Hebei Xingxiang Thermal Group Co Ltd for Lifting Mechanism of Pipeline Robot. Sun Zhiqian, Yang Guangyi and Wu Dapeng developed the invention.
The patent application number is CN202422737610U 20241111. The patent publication number is CN2..
Pipe
| Mon 13 Apr 2026
Beijing, April 14 -- Xinghua Boyun Stainless Steel Pipe Co Ltd has been awarded a patent for Stainless Steel Pipe Lifting Appliance with Self-locking Structure. This invention was developed by Dong Xiaomei and Xu Boyun.
The patent application number is CN202423128856U 20241218. The patent publication number is CN223468097 (U)..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Fuyang Water Conservancy and Hydropower Construction Group Co Ltd has been granted a patent for Water Supply Pipeline Plugging and Pressure Testing Device. This invention was developed by Zhao Dejian, Shao Dawei, Sun Xudong, Wang Shuguang and Li Xiaoxu.
The patent application number is CN20242395145U 2024..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Hunan Grand Pro Tech Co Ltd for Liquid Conveying Pipeline Leak Hunting Device with Waterproof Function. Li Gang and Cai Shengxiang developed the invention.
The patent application number is CN20242325341U 20241209. The patent publication n..
Pipe
| Mon 13 Apr 2026
Geneva, April 14 -- Flottweg Se has submitted a patent application for Flushing Pipe of a Solid Bowl Screw Centrifuge, and Solid Bowl Screw Centrifuge. This invention was developed by Geltinger Michael.
The patent application number is WO2025EP78204 20251001. The patent publication number is WO2026074013 (A1). International P..
Pipe
| Mon 13 Apr 2026
Beijing, April 14 -- Qinghuangdao North Metal Hose Co Ltd has secured a patent on Double-cavity Cooling Type Blast Furnace Belly Pipe. Ma Caizheng, Meng Xianchun, Qian Yu, Wei Shouliang, Yang Xuewu, Zhao Tiezhi and Liu Suo developed the invention.
The patent application number is CN202422553046U 20241022. The patent publicati..
Pipe
| Mon 13 Apr 2026
Beijing, April 14 -- Chinese Patent for Special Lifting Appliance for Circular Concrete Jacking Pipe Joint has been issued to Guangdong Changzheng Construction Co Ltd. This invention was developed by Ao Xiang, Li Heng, Zhang Jingbin, Jiang Qiangbiao, Shi Guanghui, Pang Yaozhi, Huang Junru and Wei Gaohuan.
The patent applicati..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Zhejiang Huajin New Energy Tech Co Ltd for Quick-release Type Gas Drying Pipe Used at Gas Inlet of Chemical Tower. Qi Wujie developed the invention.
The patent application number is CN202422568464U 20241023. The patent publication number ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- GD Xinbao Electrical Appliances has been awarded a patent for Steam Pipe Structure of Electric Kettle Capable of Preventing Toppling and Water Leakage. This invention was developed by Guo Jiangang, Chen Liao and Chen Yongxin.
The patent application number is CN202422481717U 20241014. The patent publicatio..
Pipe
| Mon 13 Apr 2026
Beijing, April 13 -- Xi'an XD Transformer and China XD Electric have been awarded a patent for 500kV Voltage-sharing Pipe Connection Structure. This invention was developed by Zheng Xing, Wei Xing and Wang Chen.
The patent application number is CN202422921811U 20241128. The patent publication number is CN223450680 (U). Intern..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Liu Yufei for Bent Pipe Detection Frame.
The patent application number is CN202423174705U 20241220. The patent publication number is CN223470611 (U). International Patent Classification codes are B07C5/06, G01B5/02 and G01B5/20.
The..
Pipe
| Mon 13 Apr 2026
Geneva, April 14 -- Siemens has submitted a patent application for Method for Generating a Pipeline and Instrument-flow-schematic Parts List for a Specific Machine by Means of an Electronic Computing Device, Computer Program Product, Computer-readable Storage Medium, and Electronic Computing Device. Dagner Tizian, Fischer Philip..
Pipe
| Mon 13 Apr 2026
Beijing, April 14 -- Dalian Puruize Network Tech Co Ltd has been awarded a patent for Hydrogen-rich Micro-bubble Water Bubbling Pipe and Hydrogen Water Machine with Hydrogen-rich Micro-bubble Water Bubbling Pipe. This invention was developed by Cui Mingsheng.
The patent application number is CN202422125291U 20240830. The pate..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Inner Mongolia Yimiao Environmental Protection Tech Co Ltd for Splicing Type Filter Box Special for Ventilation Pipeline. Guo Hua developed the invention.
The patent application number is CN202422829532U 20241120. The patent publication n..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Huludao Guohua Energy Equipment Group has secured a patent on Remaining and Anti-freezing Structure of Fire-fighting Spraying Pipeline. Wu Lili, Zhang Mingkai, Ren Jiming, Wang Chaoping and Zhang Jianying developed the invention.
The patent application number is CN202422646431U 20241031. The patent publicat..
Pipe
| Tue 14 Apr 2026
Geneva, April 14 -- Fervo Energy Company has sought patent for Underground Pipeline Installation for Geothermal. This invention was developed by Versnel John William.
The patent application number is WO2025US49186 20251002. The patent publication number is WO2026076217 (A1). International Patent Classification codes are F24T1..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Zhenjiang Weisheng Tech Co Ltd has been granted a patent for Quick Positioning Inspection Device for Gas Path Pipe Fitting. Ma Yue developed the invention.
The patent application number is CN202422905119U 20241127. The patent publication number is CN223470592 (U). International Patent Classification codes..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Xinjiang Chemical Design & Res Institute Co Ltd has obtained a patent for anti-falling type steam pipeline support. This invention was developed by Yu Jie, Liu Jiang, Wang Jing, Yang Jie and Niu Yali.
The patent application number is CN202423128262U 20241218. The patent publication number is CN223469941 (..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Suzhou Huizhi Ind Product Design Co Ltd has received a patent for Energy-saving Heat Insulation Protective Sleeve for Gas Pipeline Engineering. This invention was developed by Wang Anli.
The patent application number is CN202423267362U 20241230. The patent publication number is CN223469940 (U). Internatio..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Shandong Hongyun Water Conservancy Eng Co Ltd has secured a patent on Steel Pipe Anti-corrosion Construction Platform. Chu Hongyang, Wang Keyu, Zhang Xinlei, Shao Changcheng, Li Dongdong, Li Enfa, Wang Lixin and Liu Suqu developed the invention.
The patent application number is CN202423284350U 20241227. T..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Guangdong Dingtong Ind Co Ltd has secured a patent on Anti-cracking Pe Pipe. Zheng Guowei developed the invention.
The patent application number is CN202423263880U 20241230. The patent publication number is CN223469937 (U). International Patent Classification codes are F16L55/035, F16L57/02 and F16L9/14. ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Zhejiang Zheneng Wenzhou Power Generation Co Ltd has been granted a patent for Power Plant Seawater Pipeline Reliability Enhancing Structure. This invention was developed by Xu Hairong.
The patent application number is CN202520246683U 20250217. The patent publication number is CN223469935 (U). Internation..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Yangzhou Hengchang Machinery Co Ltd has received a patent for Stainless Steel Air Pipe Convenient for Controlling Gas Flow. This invention was developed by Xu Wenbing.
The patent application number is CN202423275943U 20241230. The patent publication number is CN223469934 (U). International Patent Classifi..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Anhui Polymeric Radiation Chemical Co Ltd has been awarded a patent for Thickening Agent Conveying Pipe with Anti-precipitation Function. This invention was developed by Zhu Liang and Gao Feng.
The patent application number is CN202423170859U 20241223. The patent publication number is CN223469932 (U). Int..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Nangtong Haodi Anticorrosion Equipment Co Ltd has secured a patent on Filterable High-strength Anti-corrosion Pipeline. Qu Haide and Cheng Yonghong developed the invention.
The patent application number is CN202422932957U 20241129. The patent publication number is CN223469931 (U). International Patent Cla..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for Surface Protection Assembly of Geothermal Water Pipeline has been issued to China Three Gorges Renewables Group and Daan Runfeng Energy Dev Co Ltd. This invention was developed by Wang Hao, Li Peng, Zhang Meng, Song Taiyang, Ma Yicheng and Lim Jung-woo.
The patent application number is ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Tibet Guohui Environmental Protection Tech Co Ltd has been granted a patent for Anti-blocking Water Conveying Pipeline with Filtering Effect. This invention was developed by Cheng Fangmeng.
The patent application number is CN202422641205U 20241031. The patent publication number is CN223469929 (U). Interna..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Shanghai Daquan New Material Tech Co Ltd has obtained a patent for pipeline lining repairing polyurethane hose. This invention was developed by Yin Chengquan, Xu Jian and Yin Gongpan.
The patent application number is CN202422180799U 20240905. The patent publication number is CN223469924 (U). International..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Sichuan Yusheng Engineering Tech Co Ltd for Plugging Device for Oil and Gas Storage and Transportation Pipeline. Wu Deliang, Yi Xiaoming, Liu Ming and Zhao Wei developed the invention.
The patent application number is CN202423282268U 2024..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for Multi-directional Limiting Steel Structure Support of Large Nominal Pipeline has been issued to Yangzhou Zhongtian Machinery Manufacturing. This invention was developed by Sun Xudong and Chen Jin.
The patent application number is CN202422469083U 20241012. The patent publication number is ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for Novel Straight Pipe Pressure Balance Expansion Joint has been issued to CSSC Sunrui (Luoyang) Special Equipment. This invention was developed by Zhan Fengchao, Tian Mingming, Zhang Xiaopeng, Fu Beibei and Yang Yuqiang.
The patent application number is CN202423242828U 20241227. The patent ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Zhongyifeng Science & Ind Co Ltd has been granted a patent for Green and Environment-friendly Union Three-way Box for Chemical Pipeline. Li Shaohong, Lyu Yaoyao, Wang Jinglong, Zhao Pengyu and Wu Tao developed the invention.
The patent application number is CN202422831448U 20241120. The patent publication..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Dongguan City Lesheng Plastic Cement Technology has been granted a patent for Plastic Pipe Joint. This invention was developed by Chen Weijin.
The patent application number is CN202422923316U 20241128. The patent publication number is CN223469912 (U). International Patent Classification codes are F16L41/02,..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Guangdong Lianfeng Technology for PE Mould Pressing Ribbed Pipe. Pan Xiaoxiong, Fu Zhenquan, Yang Hualong and Jung Young-soo developed the invention.
The patent application number is CN202422989799U 20241205. The patent publication number..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Sanjie New Material Tech Gansu Co Ltd for Connecting Structure of Polyurethane Prefabricated Directly-buried Pipe and Overhead Pipe. Xue Taishan, Xue Baobao, Guo Tiezhu, Tong Yulong, Xie Tianfei and Li Changtai developed the invention.
Th..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for High-strength Pe Pipe has been issued to Hunan Ningfuning New Material Tech Co Ltd. This invention was developed by Wang Hui.
The patent application number is CN202423180022U 20241223. The patent publication number is CN223469908 (U). International Patent Classification codes are F16L43..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Guangdong Goldpipeline Tech Co Ltd has secured a patent on Drinking Water Steel Pipe Connector with Good Sealing Performance. Wang Jian developed the invention.
The patent application number is CN202422828565U 20241120. The patent publication number is CN223469907 (U). International Patent Classification ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Anhui Ankaite Pipe Industry has obtained a patent for gas pipeline connector convenient to disassemble. This invention was developed by Zheng Wei.
The patent application number is CN202422227512U 20240911. The patent publication number is CN223469906 (U). International Patent Classification code is F16L43/0..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Weifang Tongcheng Casting Co Ltd for Three-way Type Groove Pipe Fitting. Wang Lunzhi, Du Juan, Du Jicong and Meng Qingjun developed the invention.
The patent application number is CN202423224010U 20241226. The patent publication number is..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for Pipe-in-pipe Joint has been issued to Zhejiang Keteng Fluid Tech Co Ltd. This invention was developed by Chen Youmiao.
The patent application number is CN202423259800U 20241227. The patent publication number is CN223469903 (U). International Patent Classification codes are F16L39/00 and..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Shanghai Shengtang Electromechanical System Engineering has been granted a patent for Welding Protective Gas Delivery Pipeline. Liu Xuanye, Jin Lei, Yin Jun, Sun Chao and Zhang Chong developed the invention.
The patent application number is CN202422974157U 20241203. The patent publication number is CN223469..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Shanghai Kaiheng Guangyue Machinery Mfg Co Ltd has obtained a patent for ferrule type hydraulic pipe joint. This invention was developed by Wang Shuyi, Wang Guxin and Wang Guli.
The patent application number is CN202423242850U 20241227. The patent publication number is CN223469897 (U). International Paten..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Dongguan Pengyuan Electronic Mat Co Ltd has secured a patent on Fep Hose Connector Assembly. Lyu Jiaxin, Lu Lubing and Wang Zheng developed the invention.
The patent application number is CN202423181891U 20241223. The patent publication number is CN223469894 (U). International Patent Classification codes ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Langfang Dayuan Pipe Mat Co Ltd has been granted a patent for Connecting Structure of Hose and Connecting Pipeline. Zhang Yushen developed the invention.
The patent application number is CN202422693083U 20241105. The patent publication number is CN223469893 (U). International Patent Classification codes a..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Qingdao Vih Hose Co Ltd has obtained a patent for hydraulic rubber pipe assembly. This invention was developed by Zhou Fan.
The patent application number is CN202423135455U 20241219. The patent publication number is CN223469892 (U). International Patent Classification code is F16L33/02.
State Intellec..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Nanjing Daheng Linrui Prec Machinery Equipment Co Ltd has been granted a patent for Water Treatment Pipeline Butt Joint Sealing Structure. This invention was developed by Yu Juan and Wang Hongbing.
The patent application number is CN202423126393U 20241218. The patent publication number is CN223469891 (U)...
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Beijing Qingyang Century Tech Co Ltd has been granted a patent for Heating Pipeline Temperature Compensator. Qiu Qingyang developed the invention.
The patent application number is CN202422906921U 20241127. The patent publication number is CN223469889 (U). International Patent Classification code is F16L27..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Shaanxi Qiuhe Hydraulic Tech Equipment Co Ltd has been awarded a patent for Explosion-proof Hydraulic Pipe Joint. This invention was developed by Liu Ruoxi, Zhang Fan and Li Chao.
The patent application number is CN202422705281U 20241107. The patent publication number is CN223469888 (U). International Pat..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Xi'an Shiyou University for Angle Throat Pipe Combined Type Airflow Jet Speed Adjusting Device. Sun Yanping, Zhai Congcong and Qu Wentao developed the invention.
The patent application number is CN202423283757U 20241230. The patent publicat..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Dongtai Haozhishen Tech Co Ltd has secured a patent on Novel Structure of Metal Hose Conical Movable Joint. Qiu Ying developed the invention.
The patent application number is CN202423253708U 20241228. The patent publication number is CN223469886 (U). International Patent Classification code is F16L27/02. ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Hubei Ruihe Rail Traffic Dev Co Ltd has secured a patent on Reducing Pipeline Joint with Good Sealing Effect. Dong Rufu, Shi Jun, Li Xiang, Zhang Guoyong, Li Hu and Huang Hongqun developed the invention.
The patent application number is CN202423156798U 20241220. The patent publication number is CN22346988..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Dongguan City Lesheng Plastic Cement Technology for Adjustable Plastic Pipeline. Li Xiaogang developed the invention.
The patent application number is CN202422923324U 20241128. The patent publication number is CN223469884 (U). International..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Weichai Power for Guide Pipe Joint. Su Yan, Feng Junwei, Ding Baoan, Wang Jingxin and Zhang Liping developed the invention.
The patent application number is CN202422907734U 20241127. The patent publication number is CN223469883 (U). Interna..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Tianjin Haohang Composite Pipe has received a patent for Steel Pipe Sealing Connecting Piece. This invention was developed by Liu Tong.
The patent application number is CN202423212730U 20241225. The patent publication number is CN223469877 (U). International Patent Classification codes are F16L21/035 and F1..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Taizhou Jiaxin Petrochemical Machinery Co Ltd has secured a patent on Drainage Pipeline Connecting Structure. Xia Fenghua developed the invention.
The patent application number is CN202422724901U 20241108. The patent publication number is CN223469876 (U). International Patent Classification code is F16L21..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Wuxi Shuangyang Heating Equipment has been granted a patent for Warm Ventilation Pipe with Butt Joint Gap Sealing Structure. This invention was developed by Wang Xiaorong and Ge Zhenbo.
The patent application number is CN202422651107U 20241031. The patent publication number is CN223469875 (U). International..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Jinan Water Group for Building Water Supply Pipe Connecting Structure. Zhang Caihong, Yin Zhiwei and Liu Xiaolong developed the invention.
The patent application number is CN202423277458U 20241230. The patent publication number is CN2234698..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Fujian Taishun Construction Engineering has obtained a patent for pipeline sealing device for water conservancy project. This invention was developed by Chen Yi, You Xiaoqing and Jiang Hao.
The patent application number is CN202422603737U 20241028. The patent publication number is CN223469871 (U). Interna..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for Isolation Sealing Structure for Premixed Mortar Conveying Pipeline has been issued to Suzhou Longhua Residential Ind Co Ltd. This invention was developed by Miao Jianxin, Zhao Xuhao, Gu Yun, Chen Li and Chen Yiwen.
The patent application number is CN202423226949U 20241226. The patent pu..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- State Intellectual Property Office of China has awarded a patent to Foshan Shunde Dejian Plastic Pipes Mfg Co Ltd for HDPE Water Supply Pipe. Lyu Kaixuan, Zhang Weiqun, Yang Cailin, Lyu Kaidong and Lu Hongni developed the invention.
The patent application number is CN202423233235U 20241226. The patent pub..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Shanghai Kaiheng Guangyue Machinery Mfg Co Ltd has been granted a patent for Anti-loose Hydraulic Pipe Joint. Wang Shuyi, Wang Guxin and Wang Guli developed the invention.
The patent application number is CN202423242795U 20241227. The patent publication number is CN223469867 (U). International Patent Clas..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Ankang Longlikang Ind and Trade Co Ltd has been granted a patent for Temperature Control Connecting Pipe Special for Air Conditioner Pipe. This invention was developed by Lee Chung-sun.
The patent application number is CN202423109732U 20241217. The patent publication number is CN223469863 (U). Internation..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Jiangsu Xingao Corrugated Pipe Co Ltd has been granted a patent for Silencing Wear-resistant Metal Hose. This invention was developed by Zhou Yang, Sha Jiangning and Hang Fei.
The patent application number is CN202423225488U 20241226. The patent publication number is CN223469862 (U). International Patent ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Ningbo Xinyida Energy Equipment Mfg Co Ltd has obtained a patent for combustion gas composite hose with woven coating layer. This invention was developed by Ying Xumei.
The patent application number is CN202422377099U 20240927. The patent publication number is CN223469859 (U). International Patent Classif..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Chinese Patent for High-pressure Hose has been issued to Weifang Jiateng Hydraulic Technology. This invention was developed by Wang Hongtao, Ouyang Chengliang and Huang Aiwu.
The patent application number is CN202422494264U 20241015. The patent publication number is CN223469857 (U). International Patent Cla..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Guangdong Lianfeng Technology has been awarded a patent for Frpp Multi-layer Anti-oxidation Winding Pipe with Reinforcing Structure. This invention was developed by Pan Xiaoxiong, Fu Zhenquan, Yang Hualong and Jung Young-soo.
The patent application number is CN202422831774U 20241120. The patent publication ..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Hubei Tongying Building Materials Tech Co Ltd has secured a patent on Corrosion-resistant Enhanced HDPE (high-density Polyethylene) Pipe. Wei Junhua developed the invention.
The patent application number is CN202423273372U 20241230. The patent publication number is CN223469855 (U). International Patent Cl..
Pipe
| Tue 14 Apr 2026
Beijing, April 14 -- Quzhou Ruida Metal Products Co Ltd has received a patent for Isostatic Pressing Steel Lining Polytetrafluoroethylene PTFE Pipe. This invention was developed by Shao Yi.
The patent application number is CN202423223434U 20241226. The patent publication number is CN223469854 (U). International Patent Classif..
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