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Pipe
| Wed 29 Apr 2026
Geneva, April 29 -- World Intellectual Property Organization has released H2C Safety Pipe Inc patent application for Method and Apparatus for Delivering Fuel Gas. This invention was developed by Brutoco Rinaldo S and Shelton Robert H.
The patent application number is WO2025US50269 20251009. The patent publication number is WO..
Pipe
| Wed 29 Apr 2026
Munich, April 29 -- European Patent Office has published Wuyi Zhuanzhuan Ind And Trade Co Ltd patent application for Pipe Cutting Machine. The invention was developed by Jin Weihong.
The patent application number is EP20250175585 20250512. The patent publication number is EP4729255 (A1). International Patent Classification co..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has received Motorbacs Anhui Tech Co Ltd patent application for 150-diameter Multi-layer Die Pipe Bending Machine. Lu Zhiwei and Chen Jun developed the invention.
The patent application number is CN202511368769 20250924. The patent publication number is CN121156..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Huaneng Shanghai Electric Power Maintenance Co Ltd patent application for Condenser Copper Pipe Cleaning Rubber Ball Counting Device. The invention was developed by Sha Zuojin, Zhou Bin, Wei Xinfeng, Liu Chongqing and Li Jianlong.
The patent applic..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Hynertech Co Ltd patent application for Quick-start Heat Pipe Dehydrogenation Reaction Device and System Thereof. This invention was developed by Yang Yiqing, Liao Minggang and Cheng Hansong.
The patent application number is CN202511100675 20250807...
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Zhongshan Ouze Electric Appliance Co Ltd patent application for Lampblack Purifier Flue Gas Pipeline Based on Intelligent Rapid Feedback. The invention was developed by Li Benfeng.
The patent application number is CN202511641800 20251111. The paten..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Zhejiang Dongou Filter Mfg Co Ltd patent application for Internal Circulation Centrifugal Spraying Pipeline System and Control Method. This invention was developed by Hu Liangfen, Zhou Fang, Li Ping, Rao Binqi, He Jiantong, Chen Yuan, Tai Shiming, Chen..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Jiangxi Strong Tech Co Ltd patent application for Impact-resistant Pe Pipe and Preparation Method Thereof. The invention was developed by Huang Ziming and Cao Zhenjie.
The patent application number is CN202511316247 20250916. The patent publication..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Jiangsu Dynamic Medical Tech Co Ltd patent application for External Sterilization Equipment for Sterilizing Dental Chair Pipeline. The invention was developed by Liu Xianglong, Liu Jingying and Sun Wenren.
The patent application number is CN2025111..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has received Xi'an Thermal Power Research Institute, Huaneng Jilin Power Generation, Jiutai Electric Factory and Xi'an Xire Energy Saving Tech Co Ltd patent application for Inspection Robot Obstacle Crossing Mechanism Suitable for Long-distance Heat Supply Pipe Net..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has received Hangzhou Quanjiang Transf Components Co Ltd patent application for Copper Pipe Surface Polishing Equipment for Copper Pipe Production and Machining. Zhu Tianli, Qiu Haihua, He Songquan and Jiang Jianghua developed the invention.
The patent applicati..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Ningxiang Yuquan Municipal Eng Co Ltd patent application for Welding Equipment for Pipeline Butt Joint. The invention was developed by Song Rong, Chen Si, Zeng Kai, Liu Bo, Zhou Jun and Zhou Jingyu.
The patent application number is CN202511684621 2..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Lingman Machinery Tech Changzhou Co Ltd patent application for Two-chuck Zero-tailing Pipe Cutting Machine. The invention was developed by Xu Meixia.
The patent application number is CN202511533103 20251024. The patent publication number is CN12115..
Pipe
| Wed 29 Apr 2026
Munich, April 29 -- European Patent Office has released PJ Brands patent application for a Piping System Adapted to Pipe Creams. This invention was developed by Vanneste Pieter.
The patent application number is EP20240207206 20241017. The patent publication number is EP4728868 (A1). International Patent Classification code is..
Pipe
| Wed 29 Apr 2026
Geneva, April 29 -- World Intellectual Property Organization has released Pritchett Joseph Everett patent application for Compounds for Coating Hot Pipes.
The patent application number is WO2024US56266 20241115. The patent publication number is WO2026084724 (A1). International Patent Classification codes are B05D7/22, C09D133/..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has received Shandong Susailian Electric Power Tech Co Ltd patent application for Cable Protection Pipe and Production Method Thereof. Magoji, Guo Hongwei, Zhao Ting, Guo Tianyi, Sun Fanjing and Guo Xiaoqing developed the invention.
The patent application number..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has received CGN Inspection Tech Co Ltd and Suzhou Nuclear Power Research Institute patent application for Automatic Polishing Device for Pipeline Welding Seam. Shu Jialong, Guo Wanglei, Li Jie, Zhang Yang, Wang Tao, Ma Simin and Hong Maocheng developed the inventi..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Hengshui Gengyin Rubber Products Co Ltd patent application for Underground Coal Mine Ultrahigh-pressure Long-distance Liquid Supply Rubber Pipe and Preparation Method Thereof. This invention was developed by Wang Peng and Jiang Fang.
The patent appl..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has received Anhui Xinlei Pipe System Co Ltd patent application for Plastic Pipe End Opening Device. Gu Zhiqiang, Wang Jianhua, Ran Siyi and Ding Guixiu developed the invention.
The patent application number is CN202511433524 20251009. The patent publication num..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Sichuan Basalt Fiber New Material Res Institute Innovation Center and Beihang University patent application for Composite Pipe and Manufacturing Method Thereof. This invention was developed by Yang Zhongjia, Yang Jinshan, Ran Longfei and Wang Xianglin...
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has received Mingzheng Jiangsu Tech Co Ltd patent application for Rainwater and Sewage Pipeline Welding Device. Gu Yong, Wang Yuanhui, Fang Fang, Li Sheng and Xia Yu developed the invention.
The patent application number is CN202511550183 20251028. The patent pu..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Anhui Xinlei Pipe System Co Ltd patent application for Plastic Pipe Bending Processing Equipment. This invention was developed by Gu Zhiqiang, Peng Tao, Ding Guixiu and Ran Siyi.
The patent application number is CN202511406914 20250929. The patent p..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Jinghua Plastic Ind Co Ltd patent application for Extruder Screw Structure for Pipeline Production. This invention was developed by Liu Kai, Li Wei, Liu Yingchun and Liu Hongyue.
The patent application number is CN202511426205 20250930. The patent p..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Changshu Guoqiang Hemao Tubing Co Ltd has sought patent for Single Pipe and Bar Feeding Device and Using Method Thereof. This invention was developed by Zhang Shouxiang.
The patent application number is CN202511431532 20251009. The patent publication number is CN121158469 (A). International Patent Classif..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Shanghai Diving Equipment Factory Co Ltd has sought patent for Portable Pipe Supply Diving Air Supply Equipment. This invention was developed by Shen Hua, Du Xiaofu, Xu Jinwei, Su Haitao, Shen Xiang, Zhang Jian, Fu Yongwei, Shi Hongbing, Xu Zijian, Zhang Tianyi and Xu Zihan.
The patent application number ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Strantis Automotive Group has sought patent for Flexible Pipe Fixing Structure of Vehicle, Vehicle Inner Plate, Vehicle Tail Door and Vehicle. This invention was developed by Liu Hai, Su Lu, Zhang Yue, Chen Xiuling and Zhou Linjie.
The patent application number is CN202410790895 20240619. The patent publi..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Zhejiang Weifeng New Material Tech Co Ltd has sought patent for High-strength Composite Electric Power and Communication Pipeline and Production Method. This invention was developed by Yang Ning.
The patent application number is CN20251160231 20250730. The patent publication number is CN121157442 (A). Int..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Dongying Tianshan Petroleum Machinery Parts Co Ltd has sought patent for Petroleum Engineering Metal Pipe Fitting Welding Device. This invention was developed by Xu Liming, Bo Chungang, Usuki Junji and Xu Yize.
The patent application number is CN202511503011 20251021. The patent publication number is CN12..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Shandong Liwei Laser Tech Co Ltd has sought patent for Laser Pipe Cutting Machine with Automatic Dust Removal Function. This invention was developed by Li Bing, Tian Dandan, Peng Lianzhe and Wang Ping.
The patent application number is CN202511394419 20250928. The patent publication number is CN121156521 (..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Jiangsu Xinpeng Composite Mat Co Ltd has applied Chinese patent for Stainless Steel-carbon Steel Composite Pipe and Manufacturing Process Thereof. Chen Weifeng and Shen Yi developed it.
The patent application number is CN202511380780 20250925. The patent publication number is CN121156077 (A). Internationa..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Jiangsu High Poly New Material Tech Co Ltd has applied Chinese patent for PA612 and PP Composite Pipeline Material and Compatibilization Modification Method Thereof. Weng Yonghua and Wang Zaihua developed it.
The patent application number is CN202511287581 20250910. The patent publication number is CN1211..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Shandong Lixin Aluminum Tech Co Ltd has submitted a patent application for Multi-station Stretching and Straightening Device for Aluminum Alloy Pipe. Hou Xingchi, Cao Guangran, Geng Shanshan, Xu Hailong, Wang Xiao and Xu Weilong developed the invention.
The patent application number is CN202511707607 2025..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Wuhu Jingyi Metal Co Ltd has submitted a patent application for Transfer Device for Drawing Copper Pipe. Sun Yingjie, Li Qiang, Liu Jiawei, Fan Maolu, Hao Zhongde and Liu Wei developed the invention.
The patent application number is CN202511374811 20250925. The patent publication number is CN121156065 (A)..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Yingkou Chengyuan Machinery Equipment Co Ltd has submitted a patent application for Laminar Flow Cooling Upper Collecting Pipe Capable of Being Shielded at Edge and Control Method of Laminar Flow Cooling Upper Collecting Pipe. Yuan Kailun and Xu Zhaosuo developed the invention.
The patent application numb..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Shandong Huate Magnet Group Co Ltd has submitted a patent application for Dredging Device for Ore Discharging Water Pipe of Vertical Ring High-gradient Magnetic Separator. This invention was developed by Jia Hongli, Chen Lei, Wang Lei, Liu Fengliang, Wang Qian, Xu Jingyu and Tan Xiaodong.
The patent appli..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Jiangxi Chenshi Tech Group Co Ltd has applied Chinese patent for Auxiliary Forming Device for PVC Pipe Production. Liu Qingming, Wan Yao, Zhou Ji and Qiu Sizheng developed it.
The patent application number is CN202511621521 20251107. The patent publication number is CN121157322 (A). International Patent C..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Seksun Tech Suzhou Co Ltd has applied Chinese patent for Omnibearing Grinding Machine Suitable for Slender Pipe. Fu Yu, Zhu Yongming, Ding Cheng and Wang Huanhuan developed it.
The patent application number is CN202511727684 20251124. The patent publication number is CN121156881 (A). International Patent ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Ningbo Peiyuan Co Ltd has applied Chinese patent for Pipe Workpiece Inner Wall Grinding and Polishing Equipment. Teng Wu, Zhang Qinghai and Xu Guoming developed it.
The patent application number is CN202511688266 20251118. The patent publication number is CN121156845 (A). International Patent Classificati..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Seksun Tech Suzhou Co Ltd has applied Chinese patent for Omnibearing Grinding Process Suitable for Outline, End Face and Inner Hole of Slender Pipe. Fu Yu, Zhu Yongming, Liu Jinsheng and Wang Huanhuan developed it.
The patent application number is CN202511727683 20251124. The patent publication number is ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Hunan Zhongjian Qipei Tech Co Ltd has applied Chinese patent for Welding Tool for Machining Pipe Truss Structure. Zhao Yanwu, Hu Ming, Yu Zhiwei, Zhang Chao, Cheng Xi, Tang Mengyun, Zhang Qi, Liu Jishen, Du Jianfeng and Zhong Jiajun developed it.
The patent application number is CN202511659065 20251113. T..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Caoxian Haiqing Furniture Co Ltd has applied Chinese patent for Full-automatic Pipe Cutting Device in Outdoor Furniture Production. Miao Guo, Zhu Ming and Yuan Tingyi developed it.
The patent application number is CN202511505728 20251021. The patent publication number is CN121156527 (A). International Pat..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Zhejiang Sanji Steel Pipe Co Ltd has applied Chinese patent for Stepping Type Feeding and Cutting Production Line for Steel Pipes and Operation Method of Stepping Type Feeding and Cutting Production Line. Xu Junjie, Yao Jianfeng, Wang Yongjin and Luo Yutong developed it.
The patent application number is C..
Pipe
| Wed 29 Apr 2026
Geneva, April 29 -- Cad Create And Dev AB has submitted a patent application for a Device for Climate Control in a Downpipe, a System for Climate Control in a House Water Drainage System and a Method for Controlling the Climate in a Downpipe. This invention was developed by Bashar Hanna.
The patent application number is WO202..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Anhui Zhenfang Auto Parts Co Ltd has submitted a patent application for Automatic Pipe Sleeving Equipment for Automobile Wire Harness Processing. Chu Zhipeng, Zhang Lei, Liu Xiaodi, Wang Aofeng, Chu Chaoyang, Ye Shiwei and Guo Runlin developed the invention.
The patent application number is CN202511338621..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Zhoushan Institute Of Calibration and Testing For Quality And Tech Supervision has submitted a patent application for Flow-adjustable Filtering Device for Inlet End of Piston Type Volume Pipe. This invention was developed by Shi Haolei, Wu Zenan, Xu Huizhong, Chen Xianlei, Zhang Sanjun, Wang Kewei, Tu Chengx..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Jiangsu Taikeboman Medical Devices Co Ltd has submitted a patent application for Medical Pipeline Locking Connector. This invention was developed by Guo Yanlin and Zhang Wei.
The patent application number is CN202511692707 20251118. The patent publication number is CN121155020 (A). International Patent Cl..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Hunan Oriental Yuhong Pipe Co Ltd has submitted a patent application for Composition for Preparing Scale-inhibiting and Antibacterial PE-RT Pipe, Preparation Method of Composition, Scale-inhibiting and Antibacterial PE-RT Pipe Product and Preparation Method of Scale-inhibiting and Antibacterial PE-RT Pipe Pr..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Chen Qihong has submitted a patent application for Telescopic Storage Pipe Capable of Winding Wire Rod.
The patent application number is CN202410789365 20240619. The patent publication number is CN121158605 (A). International Patent Classification codes are B65H75/10, B65H75/18 and B65H75/24.
State I..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Jiangxi Xinchao Tech Co Ltd has submitted a patent application for Cipp Thermocuring Hose Resin Infiltration Rolling Platform. Cai Jinyan and Ouyang Pinggen developed the invention.
The patent application number is CN202511471509 20251015. The patent publication number is CN121158577 (A). International Pa..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Nantong Chuangming Yinuo Machinery Co Ltd has submitted a patent application for Large Vertical Jacking Hydraulic Hatch Cover for Offshore Pipe Laying Ship. This invention was developed by Zhou Hailong.
The patent application number is CN202511722082 20251121. The patent publication number is CN121158119 ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Wuhu Jingyi Metal Co Ltd has submitted a patent application for Traveling Trolley Matched with Copper Pipe Smelting Furnace. This invention was developed by Wang Qiang, Sun Yingjie, Li Qiang, Xu Dong, Zhang Rui, Diao Wen and Wang Xiwen.
The patent application number is CN202511434564 20251009. The patent ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- XGT Shanghai Pipe Industry Tech Co Ltd has submitted a patent application for Production Method of Hole Mesh Steel Skeleton Polypropylene Random Copolymer Composite Pipe and Composite Pipe. This invention was developed by Wu Lili and Ling Zhiming.
The patent application number is CN202511361120 20250923. ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Jiangxi Dongde Environmental Protection Tech Co Ltd has submitted a patent application for Pipe Orifice Machining Equipment for Pe Water Pipe Production. This invention was developed by Su Jianhui and Ling Tingjun.
The patent application number is CN202511578387 20251031. The patent publication number is ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Yantai Zhong Ze Prec Machinery Co Ltd has submitted a patent application for Boiler Header Pipe Hole Machining Tool. Liu Cheng developed the invention.
The patent application number is CN202511431908 20251009. The patent publication number is CN121156810 (A). International Patent Classification code is B2..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Li Baojun has submitted a patent application for Device for Quickly Installing Hose Clamp. This invention was developed by Li Baojun, Yu Zenglei, Zhang Xiang, Yu Heli, Shi Jun, Wang Xiaobang, Wang Ruichao, Han Xiao and Xu Jiawei.
The patent application number is CN202511693021 20251118. The patent publica..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Shanghai Xinli Power Equipment Institute has submitted a patent application for Fastening Tool for Preventing Tail Pipe Thread from Following Rotation in Maintenance Process of Split Type Spray Pipe. This invention was developed by Huang Yufeng, Qian Jiahao, Tang Piaoping, Song Zhengdong, Wu Fengnan, Shen Fe..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Wilhelm Suzhou Cladding Tech Co Ltd has submitted a patent application for Auxiliary Positioning Device Based on Pipe Fitting Surfacing. This invention was developed by Guo Xuewen.
The patent application number is CN202511422260 20250930. The patent publication number is CN121156656 (A). International Pat..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Dingzhou Liqiang Sports Goods Co Ltd has submitted a patent application for Welding Equipment for Steel Pipe Frame Structure Machining. This invention was developed by He Yueqiang and Kang Shuqiang.
The patent application number is CN202511278400 20250909. The patent publication number is CN121156607 (A)...
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Zhejiang Dewei Stainless Steel Pipe Ind Co Ltd has submitted a patent application for Pipe Joint Pre-welding Machine. This invention was developed by Zhang Yue, Xie Yi, Ma Xuecai, Zhang Conglei, Weng Zhenwei, Guo Siqi, Zhou Yingchun, Yin Meng and Qin Jingwei.
The patent application number is CN20251159337..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Hebei Huidong Pipeline Co Ltd has submitted a patent application for Thermal Insulation Pipe End Welding Device and Operation Method Thereof. This invention was developed by Wu Yuexing, Wang Hongjun, Wu Xiaoyang, Li Fusheng and Xu Longjian.
The patent application number is CN202511704620 20251120. The pat..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Shanghai Saxin Dongtai Heat Transfer Mat Co Ltd has submitted a patent application for Aluminum Alloy Pipe Cutting Device. This invention was developed by Huang Chongzhi, Zhao Kezhi and Zhong Shengyu.
The patent application number is CN202511528179 20251024. The patent publication number is CN121156359 (A..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Shenzhen Hongrongxing Tech Co Ltd has submitted a patent application for Semi-automatic Hydraulic Pipe Cutting Machine Capable of Conveniently Fixing Pipeline. This invention was developed by Fu Yukai and Xie Shengyuan.
The patent application number is CN202511338939 20250918. The patent publication numbe..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Qingdao Changhui Pipe Ind Co Ltd has filed a patent application for Vertical Pipe Expanding Equipment. This invention was developed by Gao Xiaotao, Liu Yuchang, Lee Sang Bin, Gao Pengcheng and Lu Kuijiang.
The patent application number is CN202511715070 20251121. The patent publication number is CN1211561..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Shaoxing Keqiao Binhai Water Supply Co Ltd has filed a patent application for Gas-water Pulse Pipeline Flushing Method. This invention was developed by Qian Jianhua, Jiang Zhenping, Feng Liangjie, Zhang Ju, Lu Chunjiang and Zhang Qi.
The patent application number is CN202511287594 20250910. The patent pub..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Institute Med Biology CAMs has filed a patent application for P-shaped Connected and Different-surface Disinfection Water Collection Tank Applied to Active Toxic Sewage Drainage Pipe. This invention was developed by Wang Yunchuan, Dai Qing, Zhao Xingping, Yang Yaobing, Guo Xin, Chen Xueping, Wu Haiming, Wu S..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Jiangsu Kaiaisi Auto Parts Co Ltd has filed a patent application for Rubber Composite Air Inlet Pipe Recycling and Processing Equipment. This invention was developed by Gao Qun and Mao Hui.
The patent application number is CN202511441489 20251010. The patent publication number is CN121157240 (A). Internat..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Hubei Dingfengda Plastic Tech Co Ltd has filed a patent application for PVC Pipe Crusher with Screening Function. This invention was developed by Wang Xin.
The patent application number is CN202511397614 20250928. The patent publication number is CN121157239 (A). International Patent Classification codes ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Lingman Machinery Tech Changzhou Co Ltd has filed a patent application for Three-chuck Zero-tailing Pipe Cutting Machine. This invention was developed by Xu Meixia.
The patent application number is CN202511487366 20251017. The patent publication number is CN121156352 (A). International Patent Classificati..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Sun Mansfield Mfg Dongguan Company Limited has filed a patent application for Material Taking and Discharging Mechanism with Pipe Position Self-discharging Two-way Guiding Function. This invention was developed by He Ping.
The patent application number is CN202511302341 20250912. The patent publication nu..
Pipe
| Wed 29 Apr 2026
Munich, April 29 -- Sasu Julien Baggio has filed a patent application for Device for Cleaning a Pipeline. This invention was developed by Baggio Julien.
The patent application number is EP20250192651 20250729. The patent publication number is EP4729194 (A1). International Patent Classification codes are B08B9/032 and B08B9/03..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Beijing Yingfengte Energy Tech Co Ltd has filed a patent application for Pressure Pipeline Tapping Machine and Intelligent Control System. This invention was developed by Zhang Xinchang, Gao Bing, Shi Xuesong, Du Deqiang, Hu Fangyu, Shao Yun, Cui Chao, Gong Zhenfeng, Liu Tao and Sun Ming.
The patent appli..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Jinchuan Group and Jinchuan Group Chemical Co Ltd have applied Chinese patent for Intelligent Anti-corrosion Monitoring and Early Warning System for Chlorine Conveying Pipeline in Chlor-alkali Chemical Industry. Li Yawen, Zhang Hongchang, Zhu Ruijie, Zhou Jianhua, Liu Ying and Jing Yuntian developed it.
T..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute have sought patent for CO2 Pipeline Transportation Risk Early Warning Method and Device. This invention was developed by Wang Dalong, Zhang Jian, Gao Wen, Liu Lianbo, Liu Zhiwen, Jing Tieya, Xia Yuxiao and Hu Yuanwu.
The patent a..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute have applied Chinese patent for Method and Device for Determining Position of CO2 Pipeline Transportation Leakage Point, Storage Medium and Electronic Equipment. Wang Dalong, Zhang Jian, Gao Wen, Liu Lianbo, Liu Zhiwen, Jing Tieya, ..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Beifang Weijiamao Coal Power and Xi'an Thermal Power Research Institute have applied Chinese patent for Fused Salt Corrosion Detection Device for Pressure Pipeline. Qi Jianping, Wu Zhiqiang, Liu Tiemiao, Li Baolong, Yao Jinyuan, Li Zhihong, Jiang Wei, Chen Kangle, He Bin, Yin Zun, Wang Peng, Wang Junmin, Zha..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- Zhejiang Academy of Special Equipment Science and Juhua Group Corp have applied Chinese patent for Hazardous Chemical Substance Pipeline Detection and Early Warning System. Tang Ping, Rai Shun, Kong Shuai, Fang Yanran, Yan Sunting, Guan Chenfeng, Ye Yufeng, Yao Zhigang and Du Xingji developed it.
The pate..
Pipe
| Tue 28 Apr 2026
Beijing, April 28 -- National Petroleum Pipeline Network Group and State Pipe Group West Pipeline Co Ltd have filed a patent application for Method for Excavating and Positioning Detection Reference Circumferential Weld in Buried Pipeline. This invention was developed by Tian Ye, Zhang Jie, Li Kun, Ma Hui, Li Hongxia and Lyu Hon..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- China Metallurgical Construction Engineering Group has submitted a patent application for Pipeline Cleaning Equipment. Peng Yuanlin, Chen Xiaolei, Tie Yulin, Cai Maoliu, Lyu Minxiao and Song Xinyi developed the invention.
The patent application number is CN202511444648 20251010. The patent publication num..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Wuhan Kingbull Economic Development patent application for Flame-retardant Reinforced PPR Pipe and Preparation Method Thereof. The invention was developed by Chen Houzhong.
The patent application number is CN202511398837 20250928. The patent publicat..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Shanxi Gangke Carbon Material patent application for Layering Structure of Variable-diameter Fiber Pipe. The invention was developed by Cui Yuhong, Ren Yipeng, Nie Jianfu, Shi Wenlong, Bi Jiaqi and Yan Hua.
The patent application number is CN20251110..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has published Shandong Ranyin Electrical patent application for Single-screw Extruder for Cable Protection Pipe and Use Method of Single-screw Extruder. The invention was developed by Sun Ziran, Sun Nianshuai, Zhuo Zichu, Zhang Hua and Sun Hongbing.
The patent app..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Anhui Kangqiao Environmental Protection Technology patent application for Extruder for Water Pipe Processing. This invention was developed by Wang Guotao and Hu Bingqi.
The patent application number is CN202511565004 20251030. The patent publication n..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Hebei Qianming Plastic Products patent application for Production Process of Inner Rib Reinforced Two-component Spiral Corrugated Pipe. This invention was developed by Gao Liting, Yang Haitong and Liu Shaopeng.
The patent application number is CN20251..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Jinan Bodor Laser has submitted a patent application for Pipe Cutting Equipment. Bi Zijian, Li Liang, Ji Yuwei, Yao Jilu, Guo Fangjia and Lu Shiqiang developed the invention.
The patent application number is CN202511306543 20250912. The patent publication number is CN121157142 (A). International Patent Clas..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Jinan Bodor Laser has submitted a patent application for Chuck Module Applied to Pipe Cutting Equipment and Pipe Cutting Equipment. This invention was developed by Bi Zijian, Li Liang, Ji Yuwei, Yao Jilu, Guo Fangjia and Lu Shiqiang.
The patent application number is CN202511306542 20250912. The patent publi..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Zhangjiagang Huacheng Locomotive Fine Tubing has submitted a patent application for Polishing Equipment for Improving Port Quality of Welded Pipe. This invention was developed by Zhou Jinmiao, Han Fengxian and Chen Mingfeng.
The patent application number is CN202511354993 20250922. The patent publication nu..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Jiangsu Yawei Machine Tool patent application for Automatic Feeding Device and Feeding Method for Pipe Cutting Machine. This invention was developed by Sun Xiang, Zhao Yang, Lei Wanshen, Zhang Liyang, Cao Junyang, Gao Lei, Liu Wentao and Xu Nianfei.
T..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Sumaite Intelligent Technology (Jiangsu) patent application for Automatic Feeding High-speed Pipe Cutting Machine. This invention was developed by Shen Peng, Tan Guofu, Wang Zhaohui, Jiang Yonghao, Hua Bingshui, Zheng Caijun and Liu Zhe.
The patent ap..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has received Anhui Xinfu New Energy Technology patent application for Novel Collecting Pipe Automatic Assembling Machine. Cheng Chuanfeng, Lu Min, Li Xingyu, Liu Qingyun and Jin Yinghui developed the invention.
The patent application number is CN202511568795 20251..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Chengdu University of Technology has applied Chinese patent for Construction Pipeline Welding Device. Zhang Wenjie developed it.
The patent application number is CN202511501900 20251021. The patent publication number is CN121156657 (A). International Patent Classification codes are B23K31/02, B23K37/0538 an..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Harbin Boiler has applied Chinese patent for Novel Universal Hanging Pipe Assembling and Welding Device and Using Method. Li Xiaohong, Liu Jun, Li Qiushi, Kang Baolong, Cheng Liang, Qu Yuchan, Liu Jianwen, Yu Tao and Wang Qian developed it.
The patent application number is CN202511334472 20250918. The paten..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Beijing Fortune Precision Semiconductor has submitted a patent application for Bent Pipe Part Welding Device and Working Method Thereof. Wang Xin, Niu Yueqiang, Zhang Shuo and Han Liying developed the invention.
The patent application number is CN202511167604 20250820. The patent publication number is CN121..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Nantong Shenglide Metal Material Technology has submitted a patent application for High-precision Cutting Equipment for Stainless Steel Seamless Steel Pipe. Hang Yonggui and Hang Wei developed the invention.
The patent application number is CN202511461726 20251014. The patent publication number is CN1211563..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Chongqing Jiufang Aluminum Alloy Processing has sought patent for Grooving Equipment for Aluminum Alloy Pipe Fitting Machining. This invention was developed by Wang Shuming.
The patent application number is CN202511438449 20251010. The patent publication number is CN121156350 (A). International Patent Class..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Xinyu Iron & Steel has submitted a patent application for Flue Gas Pipeline Spark Trapping Device. Zhang Siping, Zhou Pengfei, Yao Qun, Li Haoming, Nie Shaochang, Yu Shan, Chen Qiang, Zhang Jian, Wang Weizhang, Zhao Xia, Lu Yan, Xu Jianye and Ding Zhenhuang developed the invention.
The patent application ..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- Shaanxi Coal Mining Hancheng Mining has submitted a patent application for Device Arranged in Roadway and Used for Winding and Storing High-pressure Rubber Hose and Facilitating Taking of High-pressure Rubber Hose. This invention was developed by Feng Fei and Duan Duan.
The patent application number is CN20..
Pipe
| Tue 28 Apr 2026
Beijing, April 29 -- State Intellectual Property Office of China has released Wuhan Kingbull Economic Development patent application for Composite Antibacterial Pipe with Excellent Mechanical Property and Preparation Method Thereof. This invention was developed by Chen Houzhong.
The patent application number is CN202511446110 2..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Jiangsu Jinsheng Locomotive Parts has submitted a patent application for Motorcycle Exhaust Hush Pipe Punching Device. This invention was developed by Jiang Xiabing.
The patent application number is CN202511695085 20251119. The patent publication number is CN121156116 (A). International Patent Classificatio..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Hunan Zhongan Zhike Technology Group has submitted a patent application for L-shaped Angle Steel Machining and Forming Equipment Based on Fireproof Air Pipe Production. This invention was developed by Li Xikun, Wang Guoxiong and Huang Quan.
The patent application number is CN202511698644 20251119. The paten..
Pipe
| Wed 29 Apr 2026
Beijing, April 29 -- Guangdong Zhongnan Iron and Steel has filed a patent application for Online Cleaning Device and Method for Vacuum Pump Liquid Level Meter Guide Pipe. This invention was developed by Jiang Yaohuang, Xie Zifeng, Sun Shouduo, Xu Huan, Liao Wenfeng, Yu Yonghui, Liang Yongxiong, Liao Zhijun, Wu Guanxiong, Cao Jia..
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