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Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Jinghua Plastic Ind Co Ltd has applied Chinese patent for Preparation Method of Flame-retardant Antibacterial PVC (polyvinyl Chloride) Composite Hose and Covalent Organic Polymer of Flame-retardant Antibacterial PVC Composite Hose. Liu Kai, Liu Yingchun, Liu Hongyue and Di Qiuju developed it.
The patent a..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Jinghua Plastic Ind Co Ltd has applied Chinese patent for Method for Manufacturing Super-hydrophobic PVC (polyvinyl Chloride) Pipe Based on Phase Separation Pore-forming Technology. Liu Kai, Liu Yingchun, Liu Hongyue and Di Qiuju developed it.
The patent application number is CN202511393589 20250928. The ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Guangdong Yuekai Tech Equipment Manufacturing Co Ltd has applied Chinese patent for Aerogel Composite Polyurethane High-density Cold Insulation Pipe Bracket and Preparation Method Thereof. Zhong Xianqiang, Yang Liqiang and Zou Yuancai developed it.
The patent application number is CN202511310118 20250915...
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Njut Membrane Applied Tech Research Institute Co Ltd and Nanjing Fengyuan Water Construction Co Ltd have submitted a patent application for Membrane Integrated Treatment Equipment for Pipeline Direct Drinking Water. This invention was developed by Ji Hongjun, Li Weixing, Li Jiayao, Tong Yujia, Zhang He, Zhou..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- He Cheng Nickel Ind Co Ltd and Qinhuangdao Qinkai Zongbao Park Dev Co Ltd have applied Chinese patent for Automatic Stacking Device for Pipe Production. Zhang Qiuhui, Ma Zhongren, Wang Zixi, Gu Jianglong, Liu Bingyi and Liu Chuxiang developed it.
The patent application number is CN202511603934 20251105. T..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Suzhou Baida Innovation Tech Co Ltd has applied Chinese patent for Ribbon Easy to Disassemble, Pipeline Easy to Store and Device Provided with Ribbon. Chen Yuxuan and Chen Wentao developed it.
The patent application number is CN202410688924 20240530. The patent publication number is CN121044180 (A). Inter..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- No. 719 Res Institute China State Shipbuilding Co Ltd has applied Chinese patent for Sea Pipeline Installation System, Method and Device of Ship. Cao Guangming, He Tao, Zhao Zhenxing, Ke Hanbing, Dai Lu, Liu Yong, Wu Muyun, Song Ping, Lyu Weijian, Chen Lie, Wang Gongqing, Ma Can, Zhang Zhi and Liu Yongchao d..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Guangdong Hongjing Tech Co Ltd has applied Chinese patent for Halogen-free Flame-retardant Double-wall Pipe and Preparation Method Thereof. Kim Hong-ho, Qiu Guangnan, Zhang Feng, Yao Dunxia and Chen Huan developed it.
The patent application number is CN202511112136 20250808. The patent publication number ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Guangzhou Jingguang Building Mat Co Ltd has applied Chinese patent for Prestressed Concrete Pipe Pile Pouring Device. Zhou Kai, Tian Haiqiao, Pan Ronghua, Ning Weijie, Mao Liangkai and Chen Yao developed it.
The patent application number is CN202511164215 20250820. The patent publication number is CN12104..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Changshu Microtube Tech Co Ltd has applied Chinese patent for Spherical Sealing Deformation Method for Head End of Stainless Steel Thin-wall Pipe. Yang Ziyan, Zhang Xuezhan and Gong Tao developed it.
The patent application number is CN202511364630 20250923. The patent publication number is CN121042830 (A)..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Jiangsu Taiyuan Equipment Tech Co Ltd has applied Chinese patent for Welding Equipment with Locking Structure for Pipeline Support Machining. Pan Guanghong developed it.
The patent application number is CN202511495937 20251020. The patent publication number is CN121042821 (A). International Patent Classif..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Cui Guojing has applied Chinese patent for Special Cleaning Device Suitable for Drill Rod Female Threads, Casing Pipe Female Threads and Various Steel Pipe Female Threads.
The patent application number is CN202511315662 20250915. The patent publication number is CN121042314 (A). International Patent Class..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Shanghai Xinyida Plastic Pallet Co Ltd and Shanghai Lika Plastic Pallet Mfg Co Ltd have received a patent for Steel Pipe Recovery Device for Plastic Tray. This invention was developed by Hu Wenlong.
The patent application number is CN202422903514U 20241126. The patent publication number is CN223492161 (U)..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Bengang Steel Plates and Dalian University of Technology have been granted a patent for Local Bulging Device for Large-size Complex Thin-wall High-strength Steel Pipe Fitting. This invention was developed by Liu Hongliang, He Zhubin, Guo Jing, Li Chuanxin, Sun Zhuo, Zhang Zhenyu, Song Bo, Zou Xitao, Fu Yujin..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Lanhai Green Group Ecological Construction Co Ltd has applied Chinese patent for Drainage System Based on Municipal Road Combined System Pipe Network. Chen Xiaolu, Huang Wanyan, Yang Meng'en, Xia Yangming and Xie Mo developed it.
The patent application number is CN202511356381 20250922. The patent publica..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- China MCC20 Group Corporation and Shenzhen MCC20 Construction Co Ltd have submitted a patent application for Auxiliary Device and Method for Horizontally Pulling Out Underground Directly-buried Steel Pipe. Wang Chunyan developed the invention.
The patent application number is CN202511238754 20250901. The ..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Qujing Yuxin Aluminium Co Ltd Of Yunnan Aluminum and Wuhan University of Science and Technology have submitted a patent application for Full-bottom Surface Insertion Type Pore Plate Valve Structure for Branch Smoke Pipe of Electrolytic Bath. This invention was developed by Ji Fengwu, Wang Fuqiang, Kang Congb..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Tianjin Youfa Steel Pipe Group Co Ltd and Handan Youfa Steel Pipe Co Ltd have sought patent for Dynamic Balance Adjusting Method for Passivation Rinsing Liquid of Galvanized Pipe Body. This invention was developed by Huang Jiaojiao, Zhang Fengde, Li Maoxue, Li Fei, Xiao Xing, Li Yongtian and Qin Weihu.
Th..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has published Yantai Huayi Green Energy Tech Co Ltd patent application for Buried Aerator Pipe as Well as Preparation Method and Application Thereof. The invention was developed by Fang Jilei and Xu Yongwei.
The patent application number is CN202511573456 202510..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has received Foshan Jianfa Ruitong Tech Co Ltd patent application for Rigid Polyvinyl Chloride Pipe and Preparation Method Thereof. Li Zhuo, Li Ming, Zhang Fang, Huang Yun, Tang Yonghui, Pan Yehua and Yang Shangbao developed the invention.
The patent application..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Anhui Oubo Pipe Industry Tech Co Ltd has submitted a patent application for Preparation Method of Flame-retardant Antibacterial Pe Pipe. This invention was developed by Han Bo.
The patent application number is CN202511259064 20250904. The patent publication number is CN121045662 (A). International Patent ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has received Senmengsi Electric Power Tech Tianjin Co Ltd and Shanxi Jingyu Power Generation Co Ltd patent application for Reciprocating Type Automatic Unblocking Coal Dropping Pipe. Wang Wei, Ding Feng, Bai Tianxi, Wang Tianbao, Li Penghua, Yang Baojie, Liu Jiang,..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Hebei Pengbo Communication Equipment Co Ltd has filed a patent application for Intelligent Hanging and Conveying Device for Communication Plastic Coil Pipe. This invention was developed by Gao Zhanliang, Li Linjie and Li Zitang.
The patent application number is CN202511502966 20251021. The patent publicat..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Yuhuan Branch Huaneng Zhejiang Energy Dev Co Ltd has submitted a patent application for Anti-blocking Coal Falling Pipe of Coal Plough. This invention was developed by Shen Yang, Tang Pengfei and Wu Junke.
The patent application number is CN202511478185 20251016. The patent publication number is CN1210442..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has released Tubest Packing Co Ltd and Guangdong Ruiyuan New Mat Co Ltd patent application for Environment-friendly Durable Buckling Type Hose Structure. This invention was developed by Du Dexi, Wang Liangsheng, Du Wei and Dai Heting.
The patent application numb..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Hunan Okay Energy Tech Co Ltd has sought patent for Vertical Semi-automatic Vacuumizing Pipe Sealing Machine and Pipe Sealing Method. This invention was developed by He Jiajuan, Zhou Kaihao and Lei Xiongfang.
The patent application number is CN202511396678 20250928. The patent publication number is CN1210..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Fujian Yurong Tech Co Ltd has submitted a patent application for Method for Bending Hard Plastic Pipe. This invention was developed by You Wenhui, Lin Qiuyu and Cui Wentao.
The patent application number is CN202511304957 20250912. The patent publication number is CN121043392 (A). International Patent Clas..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has published Chengli Aviation Company Ltd patent application for Spaceflight Seamless Corrugated Pipe Forming Equipment. The invention was developed by Lu Mingyang, Shao Qishen, Liu Tiezhu, Li Yuan, Luo Hanlin, Wang Weimin, Chen Cheng and Yang Hao.
The patent a..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Xiangshan Best Machinery Mfg Co Ltd has submitted a patent application for Cooling and Drying Equipment for Plastic Pipe Forming. Luo Weilin, Huang Youmin and Chen Yonggen developed the invention.
The patent application number is CN202511614994 20251106. The patent publication number is CN121043381 (A). I..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Shanghai Jinhu Extrusion Equip has submitted a patent application for PE Winding Pipe Double-extruder Co-extrusion Runner Structure and Control Method. This invention was developed by Xie Xing and He Tao.
The patent application number is CN202410679262 20240529. The patent publication number is CN12104338..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Shaanxi Yunsong New Mat Co Ltd has filed a patent application for Vacuum Shaping Device for Polyethylene (pe) Pipe Production. This invention was developed by Yang Shuai and Liu Wenna.
The patent application number is CN202511508117 20251021. The patent publication number is CN121043320 (A). International..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Xi'an Hangchuang Yaohui Information Eng Co Ltd has submitted a patent application for High-strength Polyethylene Pipeline Electric Heating Processing Equipment. This invention was developed by Yang Shuai.
The patent application number is CN202511166517 20250820. The patent publication number is CN12104329..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has received Henan Yubo Electric Power Tech Co Ltd patent application for Cable Fireproof Protection Pipe and Manufacturing Method Thereof. Li Lan, Qiao Yubo and Liu Yaozong developed the invention.
The patent application number is CN202511287463 20250910. The p..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Jiangsu Suyijie Logistics Facilities Co Ltd has submitted a patent application for Concrete Pipe Pile Machining Equipment for Port Construction. This invention was developed by Wang Chunlei.
The patent application number is CN202511554700 20251029. The patent publication number is CN121043254 (A). Interna..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has published Nantong Wanda Energy Power Technology and Nantong Polytechnic College patent application for Multi-mechanical-arm Space-time Synchronization Control Method for Snake-shaped Pipe Welding. The invention was developed by Xu Kun, Gu Hai, Cheng Bin, Zhang ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Beijing UW Robotics Tech Co Ltd has submitted a patent application for Universal Type Air Inlet Pipe Assembling Clamp. Wu Tieye, Li Shuai and Wang Sheng developed the invention.
The patent application number is CN202511397330 20250928. The patent publication number is CN121043062 (A). International Patent..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has received Changzhou Baoxian Machinery Equipment Mfg Co Ltd patent application for Automatic Sand Blasting Mechanism for Inner Wall and Outer Wall of Square Pipe. Liang Shubo and Liang Shudi developed the invention.
The patent application number is CN202511445..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Xinjiang Beishika New Mat Co Ltd has submitted a patent application for Rust Removal Device for High-pigment Carbon Black Production Pipeline. This invention was developed by Li Bin, Zhang Xiaochuan, Zhang Wei and Fu Ning.
The patent application number is CN202511155029 20250818. The patent publication nu..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has released Ganyeah Holding Group Co Ltd patent application for Full-automatic Efficient Surface Deburring and Polishing All-in-one Machine for Stainless Steel Pipes. This invention was developed by Chen Jie, Wu Zhengyi, Jing Liting, Fan Xiaoyan and Xu Guilin.
..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Anhui Pazhuo Fluid Tech Co Ltd has submitted a patent application for Full-automatic Polishing Device for Irregular Pipe Surface. This invention was developed by Zheng Qingbin, Kong Linlin and Zhan Yizhe.
The patent application number is CN202511540760 20251027. The patent publication number is CN12104300..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Yichun Xinsilu Ind Co Ltd has submitted a patent application for Grinding and Polishing All-in-one Machine for Metal Pipe Machining. This invention was developed by Xie Dongqing, Liu Fasheng and Chen Haifeng.
The patent application number is CN202511450870 20251011. The patent publication number is CN1210..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has published Hubei Tongguanghe New Mat Co Ltd patent application for Polishing Device for Outer Circle of PE (poly Ethylene) Pipe. The invention was developed by Zhang Zhen, Zhang Chumin and Min Qiang.
The patent application number is CN202511208974 20250827. T..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Zibo Fengyan Electronic Components Co Ltd has submitted a patent application for Lens Multi-station Machining Equipment for Machining Optical Communication Lens Pipe Cap. This invention was developed by He Kezhen.
The patent application number is CN202511595690 20251104. The patent publication number is C..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has received Panyu Chu Kong Steel Pipe Co patent application for Opening Aligning Device for Large-diameter Pipeline Welding. Wang Faqiang, Wang Wentao, Li Luhua, Su Jinghong, Li Yang and Zhang Shanshan developed the invention.
The patent application number is C..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has received Jiangsu Zhongyi New Mat Co Ltd patent application for Straightening and Sawing Device for Air Conditioner Connecting Pipe. Zhang Shan, Zhou Xiaomiao and Yuan Lei developed the invention.
The patent application number is CN202511388963 20250926. The ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Shengde Xintai New Mat Co Ltd has submitted a patent application for Steel Pipe External Thread Machining Device and Machining Method Thereof. This invention was developed by Zhou Yangyi, Zhou Wenqing, Wan Shuaishuai, Fan Qi and Tan Shuping.
The patent application number is CN202511339476 20250918. The pa..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has received Hebei Cang Hai Nuclear Equipment Tech Co Ltd patent application for Hydrogen Conveying Pipeline Welding Device with Automatic Alignment Function. Liu Wenguang, Wang Pengfei, Wang Jun, Mao Yong, Cheng Shaozhong, Zhao Deqing, Wang Lianheng, Li Fukuan and..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Hebei Qintai Thermal Equipment Co Ltd has submitted a patent application for Quick Positioning Rivet Welding Tool for Butt Welding of Flange and Pipe. This invention was developed by Zhang Qing, Wang Shuzhong and Su Jingbo.
The patent application number is CN202511210204 20250827. The patent publication n..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Sichuan Saibo Innovation Tech Co Ltd has filed a patent application for Drain Pipe Welding Device. This invention was developed by Tan Minghao, Zhang Yongji, Xi Xinran, Yuan Shuaishuai and Wu Liya.
The patent application number is CN202511597819 20251104. The patent publication number is CN121042791 (A). ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Jiangsu Juxin Petroleum Steel Pipe Co Ltd has submitted a patent application for Copper-based Flux-cored Wire for Dredging Pipeline Welding Joint, Preparation Method and Welding Method. This invention was developed by Hua Jiajia, Li Haijun, Liang Ning and Wu Yuezhi.
The patent application number is CN2025..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Jiujiang Ruitai Hydrogen Energy Equipment Co Ltd has submitted a patent application for Connecting Device and Process for Double-layer Welding of Hydrogen Conveying Composite Pipe. Wang Bin, Li Xuzhong, Gao Wei, Wang Shuiyun, Tian Libin and Zhang Minghu developed the invention.
The patent application numb..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Wuxi Zhanyang Prec Machinery Co Ltd has submitted a patent application for Steel Pipe Online Laser Cutting Device. Dong Yuding, Zhang Jia and Chen Junxian developed the invention.
The patent application number is CN202511182254 20250822. The patent publication number is CN121042727 (A). International Pate..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Jiangsu Fengyuan Ship Eng Co Ltd has submitted a patent application for Laser Welding Equipment for Multi-way Pipeline Production. This invention was developed by Wang Jian, Zhang Mingyang and Chen Ruyi.
The patent application number is CN202511554562 20251029. The patent publication number is CN121042709..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Xuzhou Dingsheng Traffic Facilities Co Ltd has sought patent for Pipe Fitting Rotating Bracket for Plasma Cutting. This invention was developed by Du Yufeng, Shan Dong and Zhang Dan.
The patent application number is CN202511104220 20250807. The patent publication number is CN121042671 (A). International P..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Cangzhou Huatao Pipe Ind Co Ltd has submitted a patent application for Double-sided Longitudinal Submerged Arc Welding Steel Pipe Manufacturing Equipment. Liu Dayong, Xiao Guangkuo, Lin Hong and Sun Jianchao developed the invention.
The patent application number is CN202511604119 20251105. The patent publ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Tianjin Chuantian Machinery Equipment Mfg Co Ltd has submitted a patent application for Metal Pipe Cutting Equipment. This invention was developed by Zhang Xianjie, Cao Yanping and Li Chunying.
The patent application number is CN202511526539 20251024. The patent publication number is CN121042620 (A). Inte..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Shanxi Luwangda Pipe Ind Co Ltd has submitted a patent application for Cutting Device for Preventing Deformation of Thin-wall Steel Pipe. This invention was developed by Qin Weijie, Wang Jin, Choi Ji-an and Chang Zhen.
The patent application number is CN202511589037 20251103. The patent publication number..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has published Ningbo Xinyao Energy Saving Equipment Co Ltd patent application for Metal Bent Pipe Cutting Device and Process. The invention was developed by Chen Chaoguo.
The patent application number is CN202511304638 20250912. The patent publication number is ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has published Tianjin Tianduan Aviation Tech Co Ltd patent application for Elbow Pipe Fitting Preparation Mold. The invention was developed by Gao Hongwang, Zhang Yanfeng, Dong Guojiang, Yang Zhuoyun, Lu Yuguang and Yin Jian.
The patent application number is CN2..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Fusheng Prec Co Ltd has submitted a patent application for Pipe Body Coating Forming Method. This invention was developed by Wang Yongjun, Guo Erpeng and Zhu Xinglin.
The patent application number is CN202410684844 20240530. The patent publication number is CN121042415 (A). International Patent Classifica..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Jiangsu New Hengji Special Equipment Co Ltd has sought patent for Forming Device for Metal Bent Pipe with Small Bending Radius Exceeding 180 Degrees and Using Method of Forming Device. This invention was developed by Liao Ting, Chen Lishan, Xiang Jun and Zhao Xieping.
The patent application number is CN20..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Cangzhou Longtaidi Pipe Tech Co Ltd has submitted a patent application for Equipment and Method for Avoiding Wrinkling of Inner Arc of Large-diameter Thin-wall Bent Pipe. This invention was developed by Liu Qing, Liu Jingyang, Cong Yuan, Wang Chao, Hu Yanzi, Li Xu, Hao Guangbo, Yan Peiqing, Jang Dong Hwan, D..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Guangzhou Jintieniu Shelf Co Ltd has submitted a patent application for Numerical Control Straightening Device for Goods Shelf Pipe Machining. This invention was developed by Wang Guoan.
The patent application number is CN202511244508 20250902. The patent publication number is CN121042396 (A). Internation..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has published Taicang Huaying Elect Mat Co Ltd and Jiangsu University of Science and Technology patent application for Automatic Rolling Straightening Equipment for Heat Pipe. The invention was developed by Feng Junping, Zhao Linjie, Xu Xiaogang, Wang Peng and Lin ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has released Jiangsu Daocheng Stainless Steel Pipe Ind Co Ltd and Jiangsu Daocheng Pipe Industry Tech Co Ltd patent application for Bending Angle Online Detection Device for Pipe Bending Machine. This invention was developed by Chen Jianhua, Cui Gong, Kuang Yilong,..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Chenzhou Xiaoxiang Tianzhuo Pipe Ind Co Ltd has filed a patent application for Scraper for Inner Welding Seam of Spiral Steel Pipe. This invention was developed by Wei Daihong, Li Qianfa and Wei Lingfei.
The patent application number is CN202511191118 20250825. The patent publication number is CN121042317..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has received Zhejiang Yiteng Special Steel Pipe Co Ltd patent application for Swing Type Stainless Steel Pipe Cleaning Device. Chen Jiajing, Tang Qiyuan, Xiong Liujian, Wang Xiangjun and Huang Changlie developed the invention.
The patent application number is CN..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has awarded a patent to Zhejiang Detuo Intelligent Control Equipment Co Ltd for Coating Device for Spray Pipe. Zhao Bo, Ma Taiyu, Bao Feihua, Shen Zhangsheng, Gu Yifei, Xu Yiming and Wang Weiling developed the invention.
The patent application number is CN202422..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Shenzhen Shenjietong Pipe Ind Development Co Ltd has been awarded a patent for Movable Gum Dipping Tank for Glass Reinforced Plastic Pipe Production. This invention was developed by Wu Weicong, Zhang Lixin, Huang Yuxiu, Ye Yongmei, Lin Zhouyang, Lin Zhouwei, Zhang Yefeng and Wu Yantao.
The patent applicat..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has awarded a patent to Maanshan Jianya Machinery Equipment Co Ltd for Pipeline Impurity Removal Structure for Four-pipe Cyclone Dust Collector. Ni Jianya developed the invention.
The patent application number is CN202422925321U 20241129. The patent publication ..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Chinese Patent for Hot Air Pipeline and Raw Material Mill has been issued to Shuicheng Conch Panjiang Cement Co Ltd. This invention was developed by Wang Aijun, Wang Guanglin, Xie Hongxu, Wang Yun, Zhao Qingchun and Wang Jian.
The patent application number is CN202422677169U 20241104. The patent publicati..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has awarded a patent to Hebei Jiantou Renqiu Thermoelectricity Co Ltd for Automatic Time-sharing Cleaning Device for Double-inlet and Double-outlet Coal Mill Pipeline. Xue Feng, Mo Jia, Shi Xuemin, Liu Yi, Li Jingyi, Zhang Xin, Wang Hangyuan and Zhang Guoquan devel..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has awarded a patent to Suizhou Qianshun Machinery Mfg Co Ltd for Pipe Pile Residual Slurry Recycling Mechanism. Liu Hui and Liu Qianxun developed the invention.
The patent application number is CN202422861014U 20241122. The patent publication number is CN223491..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Lingbao Wason Copper Foil Co has obtained a patent for water washing pipe for copper foil production. This invention was developed by Bai Zhongbo, Ren Wei, Zhao Yuansen, Li Donghai, Sun Qingwei, He Pengchao, Wang Wusheng and Zhou Jiangtao.
The patent application number is CN202422432553U 20241009. The pat..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Zhejiang Hengde Cleaning Tech Co Ltd has received a patent for Connecting Pipeline of Cleaning Mechanism and Commercial Dishwasher. This invention was developed by Wang Bing.
The patent application number is CN202422889144U 20241126. The patent publication number is CN223489675 (U). International Patent C..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has published Jiangsu Yebao Env Equipment Co Ltd patent application for Ascending Pipe Subsequent Raw Gas Waste Heat Recovery Equipment and Waste Heat Recovery Method Thereof. The invention was developed by Shi Guifu.
The patent application number is CN202511181..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Ningbo Water Supply and Drainage Engineering Design and Res Institute Co Ltd has submitted a patent application for Filtering Water Supply Self-cleaning Device for Water Supply Pipeline. This invention was developed by Wang Minyan, Jin Bowen, Yu Ke, Hu Jingwei, Wang Ruiyi and Zhang Xiaoming.
The patent ap..
Pipe
| Thu 16 Apr 2026
Manila, April 16 -- Straub Werke AG has submitted a patent application for Pipe Coupling. This invention was developed by Mannhart Hubert and Sudar Damir.
The patent application number is PH20191502061 20190911. The patent publication number is PH12019502061 (A1). International Patent Classification code is F16L21/00. Coopera..
Pipe
| Thu 16 Apr 2026
Manila, April 16 -- David Ward Mr has submitted a patent application for Method and Device for Measuring Volume of Contents of a Vessel or Pipe Using Circuit Oscillator.
The patent application number is PH20191550219 20191028. The patent publication number is PH12019550219 (A1). International Patent Classification codes are ..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has released Shandong Chenglin Petroleum Engineering Tech Co Ltd patent application for Wellhead Suspension Centrifugal Pump Drive Double-pipe Jet Flow Drainage and Mining Device and Using Method. This invention was developed by Zhang Jingnan, Gao Junmin, Zhang Gua..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Guangzhou Huayue Communication Tech Co Ltd has secured a patent on Communication Transmission Pipeline Joint. Deng Bohe, Zhu Chenyang and Jiang Yahui developed the invention.
The patent application number is CN202422651637U 20241031. The patent publication number is CN223487788 (U). International Patent C..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Dongguan Gino Plastic Products Co Ltd has been granted a patent for Corrugated Pipe Clamp. Fan Xiuqiang, Zeng Jie, Huang Luyao, He Huihua and Li Yanhui developed the invention.
The patent application number is CN202422931390U 20241129. The patent publication number is CN223487776 (U). International Patent..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Inf & Telecommunication Co State Grid Qinghai Electric Power Co has received a patent for Plugging Device of Optical Cable Leading-down Pipe. This invention was developed by Li Shengxiao, Zhao Chunze, Liu Xinyi and Ding Chengxiang.
The patent application number is CN202422644633U 20241030. The patent publ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Tianjin Guoce Weiye Tech Co Ltd has secured a patent on High-power Metal Pipeline Detector. Chen Kunlun, Li Shaobing, Li Xinwu, Song Pengfei and Yang Shengdong developed the invention.
The patent application number is CN202422763781U 20241113. The patent publication number is CN223486205 (U). Internationa..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Henan Zhonghengxin Gas Equipment Co Ltd has been granted a patent for Flaw Detector for Steel-plastic Pipe Fitting Production. Li Zhengqi and Li Xinzheng developed the invention.
The patent application number is CN202422722579U 20241108. The patent publication number is CN223485992 (U). International Pate..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Chinese Patent for Pipe Body Detection Equipment for Resin Concrete Pipe Processing has been issued to Jiangsu Hengzhuo Composite Mat Co Ltd. This invention was developed by Dong Xumeng, Jia Haibo and Shi Shuojie.
The patent application number is CN202421964798U 20240814. The patent publication number is ..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Tianjin Yaohua Pipe Industry Tech Co Ltd has obtained a patent for cooling device for straight seam steel pipe after welding. This invention was developed by Wu Shuxi.
The patent application number is CN20242343986U 20241210. The patent publication number is CN223492394 (U). International Patent Classific..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Ningbo Jiesifu Intelligent Mechanical Tech Co Ltd has obtained a patent for blanking device of pipe cutting machine. This invention was developed by Wang Shuaishuai and Zhang Xueliang.
The patent application number is CN202422434731U 20241008. The patent publication number is CN223492354 (U). Internationa..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Zhangjiagang City Shengdingyuan Pipe Making Co Ltd has been granted a patent for Flame Cutting Equipment for Steel Pipe Production and Manufacturing. Chen Yuyin developed the invention.
The patent application number is CN202423241735U 20241227. The patent publication number is CN223492278 (U). Internation..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Zhongshan Hongyi Prec Pipe Industry Co Ltd has been granted a patent for Double-end Chamfering Machine for Pipe Fitting. This invention was developed by Peng Zhaofu and Cai Zhaowei.
The patent application number is CN20242378471U 20241213. The patent publication number is CN223492233 (U). International Pa..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Cangzhou Mingzhu Plastic Co Ltd has received a patent for Pipe Chamfering Machine. This invention was developed by Geng Chunfeng, Yang Ji and Pang Wei.
The patent application number is CN20242373293U 20241213. The patent publication number is CN223492232 (U). International Patent Classification codes are ..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has awarded a patent to Ningbo Zhongjia Motor Co Ltd for Pipe Winding Machine Control Motor. Guo Yuedong, Wang Binchao, Lou Liangliang and Chen Jian developed the invention.
The patent application number is CN20242276558U 20240827. The patent publication number ..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Chinese Patent for Intercepting Device for Vacuum Pipeline of Homogenizing Kettle has been issued to Yizheng Weiying Chemical Fiber Co Ltd. This invention was developed by Xu Yong and Qian Chunxiang.
The patent application number is CN202422124026U 20240830. The patent publication number is CN223490919 (U..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Qingdao Xiangte Steel Co Ltd has received a patent for Steel Pipe Cutting and Positioning Tool. This invention was developed by Duan Cunxun, Chen Yan, Pan Mei, Fan Xiuxuan, Geng Changhe and Song Penghai.
The patent application number is CN202422686413U 20241105. The patent publication number is CN22349220..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has awarded a patent to Wang Yanan for Floor Heating Pipeline Laying Cutting Machine. Sun Yongliang, Zhu Xin, Meng Weigao, Zhao Liang, Ren Ruzheng and Wang Ya'nan developed the invention.
The patent application number is CN20242387820U 20241214. The patent publi..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Zhangzhou Bolian Machinery Equipment Co Ltd has obtained a patent for groove milling device for side face of hollow pipe. This invention was developed by Xu Bolian and Xie Yongde.
The patent application number is CN20242356632U 20241211. The patent publication number is CN223492151 (U). International Pate..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has released Nanjing Huangwuzhao Tech Co Ltd patent application for Road and Bridge Water Supply and Drainage Pipeline Construction Device. This invention was developed by Zhang Jun, Wang Hongchao, Huang Wei, Li Song and Li Lu.
The patent application number is C..
Pipe
| Wed 15 Apr 2026
Beijing, April 16 -- Unit 92740 Of PLA has been awarded a patent for Quick Winder for Fire Hose. This invention was developed by Li Lin.
The patent application number is CN202422856679U 20241122. The patent publication number is CN223490319 (U). International Patent Classification code is A62C33/04.
State Intellectual Pro..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- State Intellectual Property Office of China has awarded a patent to Shanghai Gas Chongming Co Ltd for Sound Wave Detection Pipeline Connecting Device. Chen Jie, Liao Guanrong, Lu Rui, Li Penghui, Zhang Hongyu and Lu Mingjie developed the invention.
The patent application number is CN202422779811U 20241114..
Pipe
| Thu 16 Apr 2026
Beijing, April 16 -- Liaoning Beiyou NDT Co Ltd has been awarded a patent for Magnetic Powder Detection Device for Pipeline Welding Seam Detection. This invention was developed by Sun Wei, Sui Jian, Zhang Weisi, Shan Shan, Meng Fangang and Jiang Jun.
The patent application number is CN202422488723U 20241015. The patent public..
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