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Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- Jilin Huihua Pipeline Eng Co Ltd has submitted a patent application for Manufacturing Method of Heat-shrinkable Sleeve. This invention was developed by Liu Chuanfu, Liu Xingquan and Wang Wenpeng.
The patent application number is CN202511367161 20250924. The patent publication number is CN120840047 (A). In..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Zhejiang Zhongxing Clean Automation Equipment Co Ltd has submitted a patent application for Pipeline Deoiling Equipment and Use Method Thereof. This invention was developed by Xiang Qingyuan.
The patent application number is CN202511316584 20250916. The patent publication number is CN120828040 (A). Intern..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Huizhou Huiliqin Electronic Tech Co Ltd and Microloops Corp have submitted a patent application for Heat Dissipation Device with Heat Pipe Combined with Vapor Chamber. Lin Junhong developed the invention.
The patent application number is CN202410475144 20240419. The patent publication number is CN12083102..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Beijing Institute Water and Beijing Hanjian Water Conservancy And Hydropower Eng Co Ltd have sought patent for Steel Cylinder Concrete Pipeline Reinforcing Method. This invention was developed by Zhang Zhiwei, Feng Yan, Wang Fan, Yang Jinxin, Feng Keyi, Xu Dongdong, Wang Huiping, Li Shuaishuai, Sun Hailong, ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Chongqing Sulian Plastic and Sulian Chongqing Intelligent Control Tech Co Ltd have submitted a patent application for Light Liquid Cooling Pipe for Computing Power System. This invention was developed by Zhu Shipeng, Li Dan, Jiang Hang, Liu Bo, Zhang Ming, Liao Zhengrong and Han Xiao.
The patent applicati..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- The Third Eng Co Ltd Of Crec Shanghai Group and Shanghai Civil Engineering Co Ltd of CREC have submitted a patent application for Cable Guide Pipe End Pipe Opening Installation Calibration Structure for Tie Bar Installation. This invention was developed by Qin Zicheng, Li Yunqi, Han Zhi, Jiang Jian, Liu Hang..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Ji Hua Laboratory and Chaohua Tech Foshan Co Ltd have sought patent for Copper Pipe Drawing Inner Film Oil Composition and Preparation Method Thereof. This invention was developed by Liang Jinying, He Liu, Lu Fei, Li Xiaolei and Wu Demin.
The patent application number is CN202510882220 20250627. The paten..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- China Gezhouba Group No. 3 Engineering and Southwest University of Science and Technology have submitted a patent application for Automatic Production Line Device for Rock Breaking Pipe Machining and Using Method of Automatic Production Line Device. Wang Tao, Gu Tao, Liao Xiaobo, Deng Yongjun, Xiang Beiping,..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Institute of Metal Research, CAS and China Nuclear Power Engineering have submitted a patent application for Manufacturing Method of Ultra-long-diameter-ratio Thin-wall Pipe for Nuclear Waste Glass Curing Smelting Furnace Electrode. This invention was developed by Li Yingju, Qu Xiaorui, Luo Tianjiao, Jia Yun..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Huadian Weifang Power Generation, Shandong Taopu Power Eng Co Ltd and Anhui Doctor Tao Environmental Protection Tech Co Ltd have applied Chinese patent for Spraying Pipeline for Desulfurizing Absorption Tower. Tang Xiaolong, Zhang Xiaogang, Xie Dianjian, Gu Xueyan and Zhan Xingxiao developed it.
The paten..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Sutaite Metallurgical Taizhou Tech Co Ltd has filed a patent application for Austenitic Stainless Steel Pipe Laser Welding Device. This invention was developed by Hou Dong.
The patent application number is CN20251144866 20250729. The patent publication number is CN120839523 (A). International Patent Class..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Jingjiang Xinzhou Ship Fittings Co Ltd has submitted a patent application for Steel Pipe Cutting Equipment for Ship Machining. Sun Jun developed the invention.
The patent application number is CN202511315820 20250916. The patent publication number is CN120839520 (A). International Patent Classification co..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Lianyungang Yongyu Stainless Steel Products Co Ltd has submitted a patent application for Cutting and Grinding Device for Stainless Steel Pipe Fitting and Using Method. Yuan Tiancheng, Yang Yong, Qin Honghai, Zhu Qiuhua, Wang Xiaoliang, Liu Yaofan and Tao Jie developed the invention.
The patent applicatio..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Shanghai Saxin Dongtai Heat Transfer Mat Co Ltd patent application for Collecting Pipe Heat Dissipation Hole Machining Device of Air Source Heat Pump Water Heater. Jiang Zhitao developed the invention.
The patent application number is CN202510951244..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Ruikeda Taizhou Electronic Tech Co Ltd patent application for Connecting Pipe Orifice Tooth Grain Slotting Device for Connector Manufacturing. This invention was developed by Zhang Mingming, Xu Zhihong, Zhan Libin and Lu Chuchu.
The patent applicati..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Jomoo Kitchen & Bath has submitted a patent application for Pipe Fitting Locking Device. Lin Xiaofa, Lin Xiaoshan, Wang Xin, Huang Zhiqian and Huang Zongyang developed the invention.
The patent application number is CN202511138821 20250814. The patent publication number is CN120839472 (A). International Pat..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Hebei Hongli Building Decoration Co Ltd has submitted a patent application for Pipe Welding Device for Building Construction. Li Chuanjia, Lu Dongyue and Liu Wei developed the invention.
The patent application number is CN202511309206 20250915. The patent publication number is CN120839415 (A). Internation..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has published Qingdao Shengshi Dalong Machinery Tech Co Ltd patent application for Robot Welding Platform for Welding Long Pipe Fittings. The invention was developed by Cai Xuetao and Cai De.
The patent application number is CN202511293083 20250911. The patent p..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Yancheng Hailong Pipe Fittings Manufacturing has applied Chinese patent for Automatic Welding Equipment for Hubbed Welding Neck Flanges for Pipe Fittings. Xiao Zhigen, Xiao Long and Cui Hongfang developed it.
The patent application number is CN20251104695 20250721. The patent publication number is CN1208394..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Anyang Forging Press Numerical Control Equipment Co Ltd has sought patent for Double-machine-body Hydraulic Machine for Forming End Part of Long Pipe. This invention was developed by Liu Wei, Wang Wei, Ren Jie and Xing Chongchong.
The patent application number is CN202511277006 20250909. The patent public..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Wuhan University of Technology has filed a patent application for Composite Forming Device and Method Based on Pipe Necking and Bulging. This invention was developed by Chen Yizhe, Fu Kai, Zhao Shilong, Zhang Yu, Liao Junwei, Peng Tianrui, Wang Hui and Hua Lin.
The patent application number is CN20251099245..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Sato New Energy Danyang Co Ltd has filed a patent application for Pipe Expander for Hardware Product Machining. This invention was developed by Xie Jiwang, Xie Fanyu and Song Meimei.
The patent application number is CN202511222875 20250829. The patent publication number is CN120838946 (A). International P..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Shanghai Sansheng Health Tech Co Ltd has sought patent for Rapid Forming Device and Manufacturing Process for High-precision Composite Corrugated Pipe. This invention was developed by Sheng Bin, Fu Zhixia and Wang Xu.
The patent application number is CN20251169069 20250731. The patent publication number i..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Hangzhou Chuangda Intelligent Equipment Co Ltd has submitted a patent application for Punching and Flanging Device and Punching and Flanging Process for D Pipe of Four-way Valve Pipe. This invention was developed by Wang Tingfu and Ying Xuegui.
The patent application number is CN202511251094 20250903. The..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has published Zhengjiang Changxing Heliang Intelligent Equipment patent application for Punching Pipe End Forming Machine Capable of Adjusting Cutting Length at Will. The invention was developed by Li Liangyou, Wang Yuanbin and Zhang Zhiwei.
The patent application..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Zhejiang Good Fittings has submitted a patent application for Forming Process of Stainless Steel Three-way Pipe. This invention was developed by Yang Yuejie, Xiang Zhiyuan, Zhang Bin, Shen Yongle, Chi Guangwen, Wang Yongguang, Xiang Liming, Xue Yongfu, Luo Xianbing and Huang Kunpeng.
The patent application ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Ningbo Gushunhe Hardware Mould Co Ltd has submitted a patent application for Hydraulic Elbow Forming Machine for Pipe Machining. This invention was developed by Wang Xinli, Wang Sisi, Chi Chengwu and Deng Feiyan.
The patent application number is CN202511358061 20250923. The patent publication number is CN..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Jiangsu Yasheng Metal Products Co Ltd has applied Chinese patent for Continuous Bending Device for Metal Pipe. Ou Jianxiang, Gao Yu and Xu Feng developed it.
The patent application number is CN202511339551 20250919. The patent publication number is CN120838901 (A). International Patent Classification code..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Zhaoqing Duanzhou Weijie Automation Equipment Co Ltd has submitted a patent application for Composite Pipe Bending Machine for Bending Electric Heating Pipe and Bending Method. He Defeng and He Liming developed the invention.
The patent application number is CN20251185077 20250804. The patent publication ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Qingdao Airong Tech Co Ltd has filed a patent application for Composite Pipe Machining System and Machining Method Thereof. This invention was developed by Fu Chunxia, Hu Jiakun, Li Yakun, Xiong Wentao, Miao Junyu, Liu Xiurong, Li Hongchun and Song Chenge.
The patent application number is CN202510775045 2..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has published Guangdong Jianmei Aluminum Profile Factory Co Ltd and Foshan Jma Aluminium Co Ltd patent application for Rotary Aluminum Pipe Hot Extrusion Die. The invention was developed by Zhang Ce, Guo Zichao and Ge Weidong.
The patent application number is CN..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- China United Engineering Corporation has sought patent for Automatic Oil Scraping Device for Inner Wall of Rolled Steel Pipe and Working Method of Automatic Oil Scraping Device. This invention was developed by Chen Jianfeng, Zhang Luqing, Jiang Jinbiao, Zhan Shaolin, Du Jingang, Deng Jiatai, Luo Jincheng and..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Guangdong Yongjin Metal Technology patent application for Intelligent Early Warning System for Stainless Steel Cold-rolled Pipeline Butterfly Valve. Ren Hongyuan, Huang Fangshan and Tan Hongzhan developed the invention.
The patent application number i..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Nanjing Zifeng Water Equipment Co Ltd has filed a patent application for Self-control Rotary Cleaning Device for Water Tank of Pipeline Direct Drinking Water System. This invention was developed by Hu Zhijian, Liu Ruiyu and Zhou Wentao.
The patent application number is CN20251159637 20250730. The patent p..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Guangxi Xijin Pipe Ind Co Ltd has sought patent for Automatic Slag Removal Device for PCCP Pipe Socket Ring. This invention was developed by Song Yanlin, He Fuliang and Yu Nan.
The patent application number is CN202511152165 20250818. The patent publication number is CN120838775 (A). International Patent ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received CINF Engineering patent application for Slurry Stirring Device in Filling Pipeline. Liu Enyan, Xiong Youwei, Liu Fuchun, Lei Xianquan, Liu Jiaming, Wu You and Guo Qinpeng developed the invention.
The patent application number is CN202510939369 2025070..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Ningbo Fotile Kitchen Ware has applied Chinese patent for Water Production System and Water Production Method for Adjusting Mineral Content. Wang Xingfei developed it.
The patent application number is CN202410515443 20240426. The patent publication number is CN120841641 (A). International Patent Classific..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Guangzhou Welgo Env Equipment Co Ltd patent application for Ozone and Ultraviolet Combined Disinfection Device for Sewage Pipeline. This invention was developed by Yang Sufen, Chen Jingwen and Wan Xiangyang.
The patent application number is CN202510..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- Hunan Xinda Xiaoxiang Steel has submitted a patent application for Automatic Bag Breaking and Unpacking Machine for Plastic-coated Steel Pipe Powder. This invention was developed by Hu Yiting, Mei Chang, Mei Peng, Mei Yixin and Mei Yiqing.
The patent application number is CN202511138308 20250814. The patent..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- Hefei Jinyida Barrier Free Tech Co Ltd has submitted a patent application for Pipe Fitting Cutting Device for Barrier-free Handrail Production. This invention was developed by Chen Li.
The patent application number is CN202511293832 20250911. The patent publication number is CN120839870 (A). International..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has published Hebei Mingtong Communication Equipment Co Ltd patent application for Cutting Device for Plastic Pipe Machining. The invention was developed by Bai Xue.
The patent application number is CN202511284537 20250910. The patent publication number is CN120..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- Anhui Jinlian Geology & Mineral Resources Tech Co Ltd has submitted a patent application for Maintenance Water Pipe Mounting Device for High and Steep Slope. This invention was developed by Wu Haidong, Ren Xuemei, Huang Lihuizi, Xu Chicheng, Han Xuyuan and Li Zhisong.
The patent application number is CN20..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has published Coldwell Thermal Tech Suzhou Co Ltd patent application for Device and Process for Full-automatic Pipe Scraping of Air Cooler. The invention was developed by Yang Jia.
The patent application number is CN202511177521 20250821. The patent publication ..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- Ningbo Huaxing Sensor Tech Co Ltd has submitted a patent application for Magnetic Reed Pipe Type Magnetic Bistable Displacement Sensor Magnetic Distribution Equipment. This invention was developed by Yang Guosheng.
The patent application number is CN20251174247 20250801. The patent publication number is C..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Hunan Zhongming Tech Co Ltd patent application for Underground Sewage Pipeline Flow Online Monitoring System. Sun Fan, Sun Lou, Sun Haibing and Hu Xiongfeng developed the invention.
The patent application number is CN202511332353 20250918. The paten..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Chongqing Branch Company China Nat Aviation Fuel Co Ltd has submitted a patent application for Folding Universal Warning Flagpole of Aviation Oil Pipeline Refueling Truck. This invention was developed by Tang Jinxi, Huang Shihang, Zhou Bo, Qu Kun, Jing Hongfei, Yang Yongchun, Xiao Yundong and Li Zhen.
The..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Shenzhen Pengzheng Construction Eng Co Ltd patent application for Municipal Drainage Pipe Network Intelligent Monitoring and Early Warning System Based on Internet of Things. Chen Zhiqiang and Zhao Maoqiang developed the invention.
The patent applic..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Beijing JJC Technology has submitted a patent application for Oil Pipe State Recognition Method and Device Based on Machine Vision. This invention was developed by Li Tao, Zou Jianying, Liu Xiuqi, Zhang Ze and Liu Yandong.
The patent application number is CN202511292230 20250911. The patent publication numb..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institute Branch patent application for Method and Device for Calculating Time-varying Failure Probability of Hydrogen Conveying Pip..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Huadexing Technology (Suzhou) has filed a patent application for Fatigue Testing Machine for Spraying Pipe for Flame Spraying. This invention was developed by Shen Yi, Huang Zaozao and Wang Yalong.
The patent application number is CN202510945625 20250709. The patent publication number is CN120831415 (A). In..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Shengde Xintai New Mat Co Ltd has submitted a patent application for Pendulum Impact Test Device for Steel Pipe. This invention was developed by Tan Shuping, Zhou Wenqing, Zhou Yangyi, Ding Xianxian and Wan Shuaishuai.
The patent application number is CN202511339297 20250918. The patent publication number..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Yangjiang Nuclear Power and China Nuclear Power Engineering patent application for Test Method and Test System for Simulating Nuclear Pipeline Throwing and Striking Target. This invention was developed by Han Xuejie, Peng Jian, Liu Lang, Wu Gaofeng, Ha..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Jinan Chongdao Intelligent Tech Co Ltd patent application for Comprehensive Pipe Gallery Cable State Monitoring Method and System. This invention was developed by Shi Mei and Sun Guorui.
The patent application number is CN202511323745 20250917. The ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Zhongke Shengyang Information Tech Co Ltd patent application for Pipe Network Safety Monitoring Method and Device. This invention was developed by Chen Junming and Yang Liu.
The patent application number is CN202511333395 20250918. The patent public..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Sinohydro Bureau 7 has submitted a patent application for Installation and Measurement Device and Installation and Measurement Method for Water Distribution Ring Pipe of Water-turbine Generator Set. This invention was developed by Xiao Haojun, Zhang Qiao, Mo Binwei, Zeng Hongfu, Huang Jian, Su Da, Wu Jia, Ch..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Guilin University of Electronic Technology has filed a patent application for Novel Pulsating Heat Pipe Liquid Cooling Plate. This invention was developed by Yu Chunrong, Wei Gaowei, Wen Jinlin, Zhang Ping, Ji Yulong, Gan Jiuliang, Chen Mengjun, Lan Linghan and Zeng Jianhua.
The patent application number is..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Tianjin Youfa Steel Pipe Group Co Ltd and Handan Youfa Steel Pipe Co Ltd patent application for Method and Device for Reducing Drift Zinc Tumor at Tail End of Galvanized Pipe. Jia Guangtao, Qian Congfeng, Chen Jinqi, Zheng Yi, Li Maoxue, Li Fei and Xia..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Ningxia CNMC Jinhang Titanium Ind Co Ltd patent application for Preparation Method of Low-cost Ta8 Titanium Alloy Seamless Pipe. Li Jing, Zhu Baohui, Hu Xiaochen, Dong Chunfang, Hu Gequan, Chen Shengchuan, Li Peiqiang, Liu Yanchang and Wang Hui develop..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Haiyang Zhengyu Plastic Co Ltd has applied Chinese patent for Hot Melting Welding Machine for Plastic Pipeline Connection. Song Yongfen developed it.
The patent application number is CN202511324519 20250917. The patent publication number is CN120828543 (A). International Patent Classification codes are B2..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Anhui Ansu Pipe Ind Co Ltd patent application for Extrusion Type Forming Equipment for Corrugated Pipe Production and Processing. Dong Li, Zhang Ping, Shen Guobing, Hua Jianbin, Chen Yubao, Jiang Xixu and Wang Haijun developed the invention.
The pat..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Wuxi Beilai Steel Pipe has sought patent for Temporary Assembly Structure of Steel Pipe Test Operation Equipment. This invention was developed by Zhi Xiangdong.
The patent application number is CN202510752363 20250606. The patent publication number is CN120839705 (A). International Patent Classification cod..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Nanjing Zhibao Energy Saving Environmental Protection Tech Co Ltd has sought patent for Coke Oven Heat Supply Adjusting Method and Device with Heating Main Pipe Adjusting and Branch Pipe Adjusting Functions. This invention was developed by Wu Liangchen, Fan Yongxing, Zhang Tianyang, Ling Zhiyong, Peng Guangw..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Zhejiang Jiangnan Outdoor Products Co Ltd has filed a patent application for Paint Polishing Finishing Polishing Equipment for Tent Steel Pipe. This invention was developed by Lu Faguo.
The patent application number is CN202511247007 20250902. The patent publication number is CN120839648 (A). Internationa..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- CCFEB Industrial Equipment Installation has sought patent for Automatic Polishing Device for Welded Junction of Pipeline. This invention was developed by Yu Haifeng, Xiong Wei, Liu Xinming, Jian Lijun, Xu Ning, Bu Xiaoming, Chen Yiren, Yan Yuchun, Deng Hailong, Zhou Shuai and Gao Ruijie.
The patent applicat..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Xuzhou Jinfudi Machinery Tech Co Ltd has submitted a patent application for Pipe Machining Rust Removal Equipment. Sun Wencheng and Sun Luoluo developed the invention.
The patent application number is CN202510919287 20250704. The patent publication number is CN120839643 (A). International Patent Classific..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Hubei Huandu New Material Science & Tech Co Ltd patent application for Dustproof Glass Fiber Reinforced Plastic Pipeline Polishing Equipment. This invention was developed by Dong Hongbo, He Chuanjia and Shao Liang.
The patent application number is C..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Sichuan Zhenhong Steel Products Co Ltd patent application for Galvanized Pipe Detection Device and Repair Method. This invention was developed by Tang Benbiao, Shi Quanzhong and Li Ming.
The patent application number is CN202511357729 20250923. The ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Qingdao Bulin Ruite Machinery has sought patent for Oil Pipe Line Clip Welding Machine. This invention was developed by Gong Zhaoyan, Huang Jianhua, Gong Zhaosen, Zhang Mingsha and Ji Depeng.
The patent application number is CN20251110125 20250722. The patent publication number is CN120839380 (A). Internati..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Chenzhou Xiaoxiang Tianzhuo Pipe Ind Co Ltd patent application for Plastic-coated Composite Steel Pipe Welding Device. This invention was developed by Wei Daihong, Li Qianfa and Wei Lingfei.
The patent application number is CN202511281490 20250909. ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Jiangsu Zhijun Ecological Tech Co Ltd has filed a patent application for Welding Device for Water Conservancy Construction Pipeline. This invention was developed by Yu Hongyu, Lin Rendun, Xie Fang, Wang Xinlei and Wu Jianhua.
The patent application number is CN202510984985 20250717. The patent publication..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Xingtai Jizuan Crossing Pipeline Eng Co Ltd has filed a patent application for Cutting Equipment for Gas Engineering Pipeline Installation. This invention was developed by Wang Peng and Liu Debang.
The patent application number is CN202511295805 20250911. The patent publication number is CN120839307 (A). ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Zhengjiang Changxing Heliang Intelligent Equipment has applied Chinese patent for Exhaust Pipe Production Device and Processing Technology. Cai Qianlong, Wang Zhen, Li Hao and Yin Chaojie developed it.
The patent application number is CN202511136394 20250814. The patent publication number is CN120839298 (A)..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Jiangsu Linghan Intelligent Laser Tech Co Ltd has filed a patent application for Laser Pipe Cutting Machine with Retractable Drag Chain Mechanism. This invention was developed by Yang Xudong and Motomi.
The patent application number is CN202510974141 20250715. The patent publication number is CN120839292 ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Changzhou Changyuan Tefa Tech Co Ltd has submitted a patent application for Preparation Method of Cross-linked Polyolefin Composition High-foaming Seamless Pipe. This invention was developed by Wang An, He Liqian, Li Yang, Zhang Bangbang, Wang Ruihao, Wang Chenglong and Yu Zengfeng.
The patent application..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Taier Wisdom Shanghai Laser Tech Co Ltd has filed a patent application for Perforated Pipe Laser Welding Equipment and Welding Method. This invention was developed by Huang Lijin, Zhao Yinhui and Xu Jing.
The patent application number is CN202511311048 20250915. The patent publication number is CN12083927..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Shanghai Qianheng Ind Co Ltd has submitted a patent application for Pressure Pipeline Laser Welding Device. This invention was developed by Li Hualong and Li Qiang.
The patent application number is CN202511121256 20250812. The patent publication number is CN120839251 (A). International Patent Classificati..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Ruika Changzhou Tech Co Ltd has submitted a patent application for Centering and Clamping Device for Chuck of Laser Pipe Cutting Machine. This invention was developed by Mou Menglong and Yang Tao.
The patent application number is CN202511349665 20250922. The patent publication number is CN120839249 (A). I..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Northwest Institute for Non-ferrous Metal Research has applied Chinese patent for Method for Improving Electron Beam Welding Performance of Smelted Mo-14re Alloy Pipe. Xue Jianrong, Chang Tian, Lin Xiaohui, Gao Xuanqiao and Liang Jing developed it.
The patent application number is CN202511298775 20250911. T..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Shandong 100tong Casting Co Ltd has applied Chinese patent for Portable Pipe Fitting Welding Device. Shan Jibin, Chen Si, Wang Zhenfeng, Wang Xiankun and Wang Hongshou developed it.
The patent application number is CN202511377179 20250925. The patent publication number is CN120839225 (A). International Pa..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Yangzhong Zhongcheng Pipe Fittings has submitted a patent application for Instrument Pipe Fitting Valve Welding Tool. This invention was developed by Lu Yufeng, Wu Shanjun, Jiang Yuyong, Han Xiang and Lu Lin.
The patent application number is CN20251189835 20250804. The patent publication number is CN1208392..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released The 13th Construction of China National Chemical Engineering patent application for Method for Cleaning Welding Slag on Inner Wall of Stainless Steel Pipeline Without Argon Filling Welding. This invention was developed by Wang Yanjun, Chen Guixi, Gao Y..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Shanghai Mwelding Intelligent Tech Co Ltd has submitted a patent application for Welding Equipment for Pipeline Welding. This invention was developed by Xu Lu, Liu Ting and Xu Qinya.
The patent application number is CN202511350078 20250922. The patent publication number is CN120839208 (A). International P..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Ganyeah Holding Group Co Ltd has filed a patent application for Full-automatic Stainless Steel Pipe Argon Arc Welding Special Equipment. This invention was developed by Chen Jie, Wu Zhengyi, Chen Yongqing, Lu Congda and Luo Yuanqing.
The patent application number is CN202511299509 20250912. The patent pub..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Xiangshan Changyu Tools Co Ltd patent application for Anti-backfire Three-pipe Dual-purpose Heavy Cutting Gun. This invention was developed by He Jin and Jiang Haixiang.
The patent application number is CN202511369393 20250924. The patent publicatio..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Suzhou Baojia New Energy Technology has filed a patent application for Device for Removing Burrs of Welding Seam in Welded Pipe. This invention was developed by Xu Honggui, Lyu Yiliang and Li Liang.
The patent application number is CN202511249265 20250903. The patent publication number is CN120839166 (A). I..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Zhejiang Morui Tech Co Ltd patent application for Pipe Fitting Clamping Mechanism for Sawing Machine Machining of Vehicle Parts. Liu Shian, Fan Li and Tang Xiaomin developed the invention.
The patent application number is CN202511369517 20250924. Th..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Zhongpei Jiangsu Intelligent Mfg Co Ltd patent application for Metal Pipe Fitting Production Cutting Equipment. Kosuke, Huang Yaming, Zhang Zhang, Duan Yuguo and Dong Yanlin developed the invention.
The patent application number is CN202511350009 20..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Enshi Zhixuan Ventilation Equipment Co Ltd patent application for Galvanized Air Pipe Shearing Device Convenient to Fix. Xiang Guizhi and Xia Zhenxin developed the invention.
The patent application number is CN202511296433 20250911. The patent publi..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Zhangjiagang City Shengdingyuan Pipe Making Co Ltd has applied Chinese patent for Steel Pipe Cutting Device. Chen Yuyin developed it.
The patent application number is CN20251139048 20250728. The patent publication number is CN120839140 (A). International Patent Classification codes are B08B3/02, B23D21/00..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- GuangXi University has applied Chinese patent for Die Casting Process of Aluminum/stainless Steel Composite Pipe. Lu Ran, Pan Liwen, Tang Zhanghong, Wang Qiumeng, Qiu Zhongxue, Huang Danning and Liu Liuyan developed it.
The patent application number is CN202510626841 20250515. The patent publication number ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- China Nuclear Industry fifth Construction has submitted a patent application for Annular Pipeline Inner Wall Anti-corrosion Operation Device and Method. Gao Guangcan, Ye Guodong, Di Dacheng, Wang Cong, Yue Jiangyan, Chen Guanxi, Zhang Chaobo, Yu Chao, Teng Minghua, Jiang Changzheng and Chen Long developed th..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Zhejiang Ailingchuang Mining Tech Co Ltd has sought patent for Jet Flow Micro-bubble Micro-fine Particle Flotation Pipe. This invention was developed by Chen Xiaodong, Tong Shengbao, Gao Junlei, Xu Saidong, Guo Shufei, Shen Junhong and Xing Lanjun.
The patent application number is CN202510781093 20250612...
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Shougang Luannan Macheng Mining Ind Co Ltd has applied Chinese patent for Ore Pulp Long-distance Pipeline Transportation Concentration Increasing Method and Related Equipment. Han Yongqiang, Zhang Yungang, Guan Dongxing, Zhu Jianshuang, Gu Weichao, Gao Liyong, Wei Zheng, Li Tao, Zhao Jianhua, Zeng Zhaolong, ..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Hubei Dongfang Chemical Ind Co Ltd has applied Chinese patent for Anti-caking Technology for Solving P-nitrobenzoic Acid Blanking Pipeline. Zhou Shuliang, Chen Jianxun, Duan Chuan, Daith, Qi Mingzhong, Li Min, He Qiang, Zhang Sanqin, Guo Zhenyuan, Dong Keyan, Li Wei and Jin Hongli developed it.
The patent..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Dengfeng Zhongzhou Water Co Ltd patent application for Device for Replacing Inclined Pipe of Sedimentation Tank. This invention was developed by Wang Mingyang, Lin Zhiying, Jiao Lu, Li Weiwan, Shi Li and Ren Yingying.
The patent application number i..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has received Guangzhou Hualiu Medical Tech Co Ltd patent application for Intelligent CRRT Pipeline Integrated with Multi-parameter Monitoring Sensor. Li Gang developed the invention.
The patent application number is CN20251110337 20250722. The patent publication..
Pipe
| Wed 18 Mar 2026
Beijing, March 18 -- Anhui Xiangke Chemical Co Ltd has submitted a patent application for Talcum Powder Pipeline Conveying Device. This invention was developed by Zhang Shu, Dong Lei, Shen Wenfu, Zuo Cheng, Zhang Caolin, Ding Meng, Ha Zhiqiang, Wang Liusi, Jiang Jian, Liu Feng, Han Ruling, Jiang Yongtao, Fu Enfa and Wang Quan.
..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- Dongfang Boiler Group, Dongfang Electric Corporation has submitted a patent application for Pipe Fitting Distributing Device. This invention was developed by Zhong Zhengbin, Zhong Xuejiao, Li Yong, Huang Bo, Zhang Guowei, Long Changlin, Zheng Gang and Yuan Hao.
The patent application number is CN20251089180..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- State Intellectual Property Office of China has released Jiamusi University patent application for Hand Restraint Device for Preventing Pipe from Being Pulled Out by Mistake Based on Bundling Principle. This invention was developed by Zhang Junbo, Cui Bichao, Zhang Jie and Zhong Tangwu.
The patent applicati..
Pipe
| Tue 17 Mar 2026
Beijing, March 18 -- Hangzhou Hongmao Electric Appliance Equipment Co Ltd has applied Chinese patent for Radian-adjustable Air Conditioning Suit Temperature Conduction Heat Pipe Assembly and Dynamic Adaptation Method Thereof. Yi Weihua, Yao Jinchi, Fang Chunfeng and Li Tianhuo developed it.
The patent application number is CN..
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