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Pipe
| Mon 18 May 2026
Beijing, May 18 -- Dalian University of Technology and Jingrui Shenzhen Tech Innovation Center Co Ltd have submitted a patent application for Nanosecond Pulse Plasma Pipeline Type Grain Conveying and Sterilizing Integrated Device. This invention was developed by Yang Dezheng, Yang Xudong, Qiu Feng, Li Shangjia and Liao Yingjie.
..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Huzhou Special Equipment Inspection and Research Institute Huzhou Elevator Emergency Rescue Command Center and Zhejiang University of Technology have submitted a patent application for Defected In-service Pressure Pipeline Reinforcing System. Wang Hong, Deng Qianyi, Bian Jianzhong, Shen Jian, Feng Jiajun, Song..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Grid Xinyuan Company Ltd and Inner Mongolia Chifeng Pumped Storage Co Ltd have sought patent for Pressure Steel Pipe Expansion Joint Structure and Construction Method. This invention was developed by Kong Fanchen, Qiao Mu, Han Sibao, Wang Xinglong, Song Zhaoyang, Jiang Xuhang, Tian Yiqun, Lei Wenbin, Lu ..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institute Branch have submitted a patent application for Control Device for Pipeline Settlement in Frozen Soil Thaw Settlement Area. Bai Luyao, Liu Peng, Li Xudong, Li Liangliang, Liu Shengna..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Sinohydro Engineering Bureau 4 and Guangdong Yuehai Yuexi Water Supply Co Ltd have submitted a patent application for PCCP (prestressed Concrete Cylinder Pipe) Alignment Method and Structure Based on Pipe Alignment Trolley. Si Fuquan, Yu Songling, Li Wei, Zhong Changxue, Li Dong, Yin Xiaohong, Dong Haijun, Wan..
Pipe
| Mon 18 May 2026
Beijing, May 18 --China MCC20 Group Corporation and Tianjin MCC20 Construction Co have sought patent for Method for Laying Pipeline Between Slope Crest and Deep Valley in Mountainous Area. This invention was developed by Guo Huaxin, Liu Xuehui, Zhang Hao, Wang Yuegang and Zhang Zhicheng.
The patent application number is CN202..
Pipe
| Mon 18 May 2026
Belgrade, May 18 -- Jindal Saw Ltd has been awarded a patent for Positive Lock System for Restrained Joints of Ductile Iron Spun Pipes and Fittings. This invention was developed by Shrivastava Anurag, Rajasekaran V, Bose Partha and Subramonian K.
The patent application number is RS2022P000070 20180320. The patent publication ..
Pipe
| Mon 18 May 2026
Warsaw, May 18 -- Dan Rob Daniel Kubacki Robert Tomzik Spolka Jawna has filed a patent application for Universal Device for Cutting of Corrugated Pipes. This invention was developed by Kubacki Daniel and Tomzik Robert.
The patent application number is PL20170420574 20170217. The patent publication number is PL420574 (A1). Int..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Gao Jinghui has sought patent for Heat Supply Gas Pipeline Safety Monitoring System and Method Based on Block Chain Evidence Storage. This invention was developed by Gao Jinghui, Ma Yongqian and Xu Hailin.
The patent application number is CN202511400696 20250928. The patent publication number is CN121333649..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Huaneng Hunan Yueyang Power Generation Co Ltd has submitted a patent application for Cable Pipe Sleeve Capable of Preventing Water from Entering Equipment and Working Method of Cable Pipe Sleeve. Zhong Xuwei, Chen Bin, Wang He, Liu Kun, Liu Qingqin, Cai Dongwen, Xu Yang, Long Tao, Deng Jun, Zou Peng, Xu Dong, ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Shenyang Academy of Instrumentation Science has applied Chinese patent for Device for Cleaning Outer Groove of Pipe Fitting. Yu Xiaochen, Zhang Chunguang, Chu Shuai, An Lei, Liu Jiarui, Ma Minglei, Wu Ye and Liu Jiahui developed it.
The patent application number is CN202511810303 20251203. The patent public..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Zhongshinuo Beijing Tech Development Co Ltd has filed a patent application for HDPE (high-density Polyethylene) Flame-retardant Drain Pipe and Preparation Process Thereof. This invention was developed by Pu Jiawei, Shao Peiqi, Pu Jing and Pu Ying.
The patent application number is CN202511772149 20251128. Th..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Zhangjiagang Qiaosheng Prec Machinery Manufacturing Co Ltd has filed a patent application for Bending Forming Combined Device for Airplane Oil Way Pipeline. This invention was developed by Tao Dengfeng and Bao Yongjian.
The patent application number is CN202511915528 20251218. The patent publication number ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Wanwei Semiconductor Tech Shandong Co Ltd has submitted a patent application for Adjustable Pipe Bending Equipment. This invention was developed by Zhao Shuang, Wang Shunfa, Ren Guangling and Guo Denggui.
The patent application number is CN202511842389 20251209. The patent publication number is CN121339255 ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Jiangsu Yunneng New Material Tech Co Ltd has filed a patent application for Concave Type Trapezoidal Internal Thread Aluminum Alloy Pipe and Machining Process Thereof. This invention was developed by Xu Xiaodong and Xu Jianlun.
The patent application number is CN202511702360 20251119. The patent publication..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Chenzhou Huaxia Lisen Mech Equipment Co Ltd patent application for Thin-walled Pipe Forming Equipment. The invention was developed by Chen Jianjun, Wang Hongqin, Nie Mingyu, Huang Zhuo, Shi Zhuping, Guo Yuandong, Wang Zhong and Liu Xianzhong.
The pat..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Zhejiang Xinchuang Yinlong Special Steel Pipe Co Ltd patent application for Cold-drawing Equipment and Process for High-precision Seamless Steel Pipe Production. Jiang Yanglin, Lou Jianda, Yang Mi, Shi Changlong, Zhang Kailu and Wang Rongrong developed t..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Shandong Yaocheng Tech Co Ltd has sought patent for Cold Drawing Device for Machining Seamless Steel Pipe and Cold Drawing Method of Cold Drawing Device. This invention was developed by Yang Qifeng and Wu Chenggang.
The patent application number is CN202511620346 20251106. The patent publication number is C..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Hunan Jingba Pipe Mfg Co Ltd has submitted a patent application for Cold-drawing Grinding and Washing Device for Seamless Steel Pipe Machining. Yu Zeli, Xue Zhongbao and Rao Ke developed the invention.
The patent application number is CN202511550294 20251028. The patent publication number is CN121339225 (A)..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Xinyi Water Conservancy Bureau Gangtou Water Conservancy Station has submitted a patent application for Self-propelled Water Conservancy Pipeline Slag Removal Device for Water Conservancy Project. This invention was developed by Yang Weijuan, Xu Jian, Zhang Yu, Du Na and Guo Xingyan.
The patent application ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Huzhou Shengchun Applied Mat Co Ltd patent application for Ultrapure Water Ultrasonic Cleaning Equipment for Pipe for Conveying High-purity Gas. Wang Wenbin, Ye Xiubao and Xiang Xiuqin developed the invention.
The patent application number is CN202511..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Beijing Yingluo Tech Co Ltd has sought patent for Blockage Treatment Device for Pulverized Coal Injection Material Pipeline of Srv Furnace. This invention was developed by Xie Longfei, Xie Jinlong, Li Xina, Liang Lifeng, Chang Tonghui and Zheng Xuefeng.
The patent application number is CN202511595097 202511..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Sichuan Runtai Special Gas Co Ltd patent application for Method and System for Optimizing Quality of On-line Flushing Air Pipe. Wang Yu, Wang Shaonan, Dai Jiaming, Li Ao and Xu Lang developed the invention.
The patent application number is CN202511919..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Shanghai Yijian Installation Eng Co Ltd has submitted a patent application for Three-dimensional Laser Scanning Auxiliary Equipment for Electromechanical Pipeline Installation. Xu Peifeng, Wang Hong, Xue Xiaoyan, Li Xingyong and Gao Yubin developed the invention.
The patent application number is CN202511791..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Linyi Jinxiutu Surveying And Mapping Co Ltd has sought patent for Indoor Pipeline Rapid Surveying and Mapping Device Integrating Laser Ranging and Inertial Navigation. This invention was developed by Tian Cunbao, Wang Quansheng and Huang Xin.
The patent application number is CN202511383222 20250926. The pat..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Hangzhou Jiangrun Tech Co Ltd has filed a patent application for Restricted Space Anchor Bar Type Bearing Platform Beam Back Pressure Miniature Steel Pipe Reinforcing Pile Foundation and Construction Method Thereof. This invention was developed by Wang Xinquan, Diao Hongguo, Chen Yewen, Hong Dongping and Jiang..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Jiangsu Senhai Pipe Ind Co Ltd has submitted a patent application for Double-wall Corrugated Pipe Production and Manufacturing Process and Equipment. This invention was developed by Xu Haifeng, Pei Shulin and Zhou Shuqin.
The patent application number is CN202511581887 20251031. The patent publication numbe..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Sichuan Shixuan Tech Co Ltd patent application for Forming Device for Building Facade Stepped Plastic Water Supply and Drainage Pipeline. Feng Hong, Li Deyi, Han Fei, Zhang Xintong, Li Leiming, Liu Shuai, Pan Zhaofei, Gao Zhen, Yang Yuhao, Ji Lintao and ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Univ Xingtai has sought patent for Casting Mold for Preparing Foam Metal Sandwich Pipe Composite Structure and Application of Casting Mold. This invention was developed by Zhang Zan, Wang Zhanzhong, Zhao Chengxin, Bian Chenxiao and Tian Weishuo.
The patent application number is CN202511641234 20251111. The ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Hangzhou Fuyang Kewei Steel Ind Co Ltd has submitted a patent application for Heat-resistant Enhanced Hppm Square High-voltage-resistant Electric Corrugated Pipe. This invention was developed by Lin Lingling, Yu Guoshen and Li Baihua.
The patent application number is CN202511774709 20251128. The patent publ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Yunnan Yunhai Malleable Cast Iron Co Ltd has applied Chinese patent for Riveting and Slag Removing Integrated Automatic Equipment for Movable Joint of Pipe Fitting Base and Production Method of Riveting and Slag Removing Integrated Automatic Equipment. Zeng Delin and Yang Chengjiang developed it.
The patent..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Hangzhou Bainuo Electric Power Tech Co Ltd has submitted a patent application for Reinforced and Toughened Plastic Pipe and Preparation Method Thereof. Shen Yufu, Wang Lanping, Zhang Qinqin and Chen Hangchao developed the invention.
The patent application number is CN202511770853 20251128. The patent public..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Zhejiang Youfumi Valve Co Ltd has submitted a patent application for Negative-pressure-resistant Enhanced PFA (polyfluoroalkoxy) Lining Pipeline Material and Manufacturing Process Thereof. This invention was developed by Qian Pengcheng, Zhu Weijian, Shao Xiaoqing, Meng Duo and Hu Xiaofeng.
The patent applic..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Zhejiang Qianda Pipe Ind Co Ltd patent application for Antibacterial and Flame-retardant Hppm Double-wall Reinforced Corrugated Pipe with Round Inner Part and Square Outer Part. This invention was developed by Lu Yuheng, Yu Sijie and Lu Xiuting.
The p..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Shandong Luzhe Special Equipment Inspection Co Ltd has sought patent for Device for Detecting Inner Wall of Pressure Pipeline. This invention was developed by Liang Xianzhong, Wang Cuixia, Zhang Jianwei, Liu Bin, Wang Chenlong, Zhang Yalin, Wu Jiqing, Nian Yiling, Li Jiasong, Cai Luzhe, Wang Ziping, Ding Mingx..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Hunan Yaqi Plastic Co Ltd patent application for Pipeline Inner Wall Detection Device for Plastic Corrugated Pipe. This invention was developed by Zhang Eming and Zhang Jianren.
The patent application number is CN202511738288 20251125. The patent publ..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Beijing Longkexing Tech Group Co Ltd has submitted a patent application for Pipeline Robot for Maintenance and Detection of Municipal Water Delivery Pipeline. Xu Min, Huang Kai, Wang Lu, Rao Mingyu, Li Chenyang, Tong Yiwei, Zhao Yunpeng, Rao Minghao, Wang Peng, Zhao Lei, Liu Dongyu, Zhang Xiaozhong, Wang Pei, ..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Dongguan Gemei Energy Saving Equipment Co Ltd patent application for Vibration Isolation and Noise Reduction Wrapping Combined Air Energy Heat Pump Pipeline Noise Reduction Structure. This invention was developed by Wu Shaoyou.
The patent application ..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Nengji Weilai Xi'an Environmental Protection Tech Co Ltd has applied Chinese patent for Primary Air Powder Pipeline Segmented Electromagnetic Heating System for Deep Peak Regulation of Anthracite Unit. Dai Dawei, Shi Gang and Zhang Hanping developed it.
The patent application number is CN202511789620 202512..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Shenzhen Xingguang Lisuo Tech Co Ltd has applied Chinese patent for Corrugated Pipe Assembly and Industrial Equipment. Chen Ye, Hao Baotong and Zhou Nanfan developed it.
The patent application number is CN202511922951 20251219. The patent publication number is CN121346105 (A). International Patent Classific..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- No. 719 Res Institute China State Shipbuilding Co Ltd has submitted a patent application for Integrated Pressure Protection Double-layer Corrugated Pipe Vibration Reduction Pipe and Using Method Thereof. Chen Hong, Zhang Mangong, Wan Gao, He Tao, Tian Jiabin, Wu Jiafeng, Zhao Zhigao, Huang Yicang, Zhang Anfu, ..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Hangzhou Tongyu Ind Co Ltd patent application for Environment-friendly Pe Pipeline Convenient to Maintain. The invention was developed by Shao Xiaoyan, Cao Peixiang, Chang Chaojun, Pan Xiujuan, Zhang Mengna and Xu Qibin.
The patent application number..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Anhui Afulishe Intelligent Tech Development Co Ltd patent application for Pipe Joint Assembly. Wang Long, Jin Pingkang, Ma Hanyuan, Cheng Jinwan, Liu Xiang, Zi Daoyou and Zhao Xueqi developed the invention.
The patent application number is CN202511839..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Hebei Sinuotong Pipe Ind Co Ltd has sought patent for Steel Lining Polymer Corrugated Pipe Assembly Structure and Preparation Method. This invention was developed by Wang Hongzhang.
The patent application number is CN202511886794 20251215. The patent publication number is CN121346088 (A). International Pate..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Sichuan Xinzhongtai New Mat Co Ltd patent application for Steel-plastic Composite Exhaust Pipe and Assembly Auxiliary Equipment and Assembly Method of Exhaust Pipe. This invention was developed by Li Xiang and Xian Yinzhu.
The patent application numbe..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Hebei Libin General Equipment Co Ltd has applied Chinese patent for Erosive Wear Resistant Super-strong Metal-ceramic Composite Pipe and Manufacturing Method Thereof. Wang Huijun developed it.
The patent application number is CN202511360195 20250923. The patent publication number is CN121346085 (A). Interna..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released China Tiesiju Civil Engineering Group, The Fourth Engineering of CTCE Group and Xiongan Eng Co Ltd Of Ctce Group patent application for Hydraulic Type Automatic Foundation Pit Pipeline Mounting Trolley. This invention was developed by Qin Hongxin, Xu Shu..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Nantong Longyuan Power Station Valve Co Ltd patent application for Supercritical Steam Pressure Reducing Valve Based on Single-stage Pipe Section of Tesla Valve. Chen Dongdong, Chen Yu, Cao Xueqin and Wu Zhenyu developed the invention.
The patent appl..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Tibet Junwei Ind Co Ltd has filed a patent application for Composite Pipe Manufacturing Equipment and Manufacturing Process Thereof. This invention was developed by Wang Yue, Liu Jun and Liu Hongwei.
The patent application number is CN202511888997 20251215. The patent publication number is CN121340534 (A). ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Anhui Huayang Electric Heating Mat Co Ltd has sought patent for Treatment and Utilization Device for Thermal Insulation Composite Pipe. This invention was developed by Ji Chengyi and Zhang Xin.
The patent application number is CN202511849260 20251209. The patent publication number is CN121340499 (A). Intern..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Jiangsu Jietuo Valve Co Ltd has submitted a patent application for Manual Corrugated Pipe Stop Valve. This invention was developed by Qi Cheng.
The patent application number is CN202511826838 20251205. The patent publication number is CN121346012 (A). International Patent Classification codes are F16K1/32, ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Shandong Chuangge Petroleum Tech Co Ltd has filed a patent application for Pressure Measuring and Monitoring Device for Small-caliber Capillary Steel Pipe. This invention was developed by Tian Wanguo, Tang Bo, Su Fuwei, Zhang Huiqiang, Chang Qiangbing, Hu Bin, Sun Guangyue, Ba Wenliang and Zhang Haiyan.
The..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Tianjin Yicheng Intelligent Tech Co Ltd has sought patent for Big Data Intelligent Monitoring and Early Warning System for Sponge City Rainwater Pipe Network. This invention was developed by Shan Hong, Liu Jiansheng and Lin Xiaohua.
The patent application number is CN202511539419 20251027. The patent public..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Hubei Natural Gas Dev Sales Co Ltd patent application for Pipe Network Leakage Monitoring Terminal and Method for Urban Gas Transmission and Distribution System. This invention was developed by Zhou Lei, Tian Dexin, Ma Jingde, Zhang Meng, Pang Bin, Chen ..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Chongqing Industry Polytechnic Univ and Qiguanjia Chongqing Safety Equipment Co Ltd patent application for Multi-source Sensing Risk Early Warning System and Dynamic Analysis Method for Gas Transmission and Distribution Pipe Network. This invention was d..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Zhangjiakou Vocational and Technical College has submitted a patent application for Smart City Gas Pipeline Safety Intelligent Monitoring Method Based on Digital Twinning. Liu Junying, Niu Tianxin, Pang Cunliang, Han Lei, Zhang Youhe, Guo Zeng, Chen Yuelong, Zuo Yanyan, Zhang Weixing, Zheng Xi and Zhang Jiaqin..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Beijing Semiconductor Special Equipment Res Inst 45th Res Inst China Elec patent application for Parallel Pipeline Flow Distribution Method and Device. This invention was developed by Wang Chao, Qin Mingsheng, Dong Qingqing, Li Jiaojiao, Fu Zhijun and Cu..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Tianjin Jyjc Tech Co Ltd has filed a patent application for Cable Take-up and Pay-off Device for Pipeline Detector. This invention was developed by Cao Shuwei, Liu Jinlu, Han Yongshuai, Zhang Ning and Gao Chao.
The patent application number is CN202511895065 20251216. The patent publication number is CN1213..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Anhui Shengchenyuan Material Tech Industrial Development Co Ltd patent application for Forming Method and Forming Device of Winding Structure Pipe. The invention was developed by Guo Zongyu and Kwak Je-ho.
The patent application number is CN202511425..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Laian Runpeng Metal Products Co Ltd has filed a patent application for Welded Pipe Polishing Equipment. This invention was developed by Liu Meigang and Li Hongfu.
The patent application number is CN202511920397 20251218. The patent publication number is CN121340110 (A). International Patent Classification c..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Tangshan Zhengyuan Pipe Ind Co Ltd has submitted a patent application for Large-diameter Galvanized Steel Pipe Inner Opening Welding Seam Polishing Device. This invention was developed by Liu Zhihong, Cui Zhen, Liu Jiming, Gao Shengtong and Yi Jingtao.
The patent application number is CN202511871681 2025121..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Shanghai Tansike Tech Engineering Co Ltd has applied Chinese patent for Reversing Device and Method for Pneumatic Pulverized Coal Conveying Pipeline. Ma Junlin, Zhang Tianyu and Chen Gang developed it.
The patent application number is CN202511856124 20251210. The patent publication number is CN121341696 (A)..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Ningbo Yunsheng Ind & Trade Co Ltd patent application for Oil Level Gauge Guide Pipe and Forming Equipment Thereof. This invention was developed by Li Zhiting, Gong Yingshu, Liu Shengtao and Wu Chenyao.
The patent application number is CN202511905702 ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Shenzhen Foreach Tech Co Ltd has submitted a patent application for Device for Cutting Ports of Pipes to be Flush. Li Fenpeng, Huang Qinquan, Li Ying, Zhang Shaowei and He Lei developed the invention.
The patent application number is CN202511900990 20251216. The patent publication number is CN121340391 (A)...
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Hubei Shenbai Special Purpose Vehicle Co Ltd patent application for Steel Pipe Quenching Device for Crane Boom. This invention was developed by Bai Guitao, Gong Jingqi, Luo Huaxiang, Wen Bin, Wang Qiubo and Roh Dong-hwi.
The patent application number ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Xuzhou Shenfeng Prec Machinery Co Ltd has submitted a patent application for Round Pipe Grabbing Robot. This invention was developed by Ding Houbi.
The patent application number is CN202511775013 20251128. The patent publication number is CN121340331 (A). International Patent Classification codes are B25J15..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Shaanxi Taynt Test Tech Co Ltd has submitted a patent application for Stripping Device for Outer Anticorrosive Coating of Oil and Gas Field Pipeline. This invention was developed by Jiang Wenying, Li Qunsheng, Li Desheng, Li Jinrui and Feng Weibo.
The patent application number is CN202511694874 20251118. Th..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Changzhou Wankang Electronics Co Ltd patent application for Automatic Grinding Device for Air Conditioner Copper Pipe. This invention was developed by Feng Qingyu, Fan Guoguang and Fan Hongwei.
The patent application number is CN202511634077 20251110...
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Hebei Zhentong Electrical Equipment Co Ltd patent application for Polishing Device for Metal Power Cable Protection Pipe Production. This invention was developed by Yang Jiaheng, Zhou Sheng and Tao Zheng.
The patent application number is CN20251157840..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Hangzhou Jingyan Tech Co Ltd has filed a patent application for Inner Pipe Arm Lifting Device Based on Stepping Motor and Ball Screw. This invention was developed by Yan Jun, Wu Chaohong and Wu Zehong.
The patent application number is CN202511791872 20251201. The patent publication number is CN121341886 (A)..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Pengzhuang Coal Mine Of Linyi Mining Group Heze Coal & Electricity Co Ltd has applied Chinese patent for Reducing Type Pipeline Hoisting Clamp. Xia Wenying, Yang Zunsheng, Ren Zhenhua, Liu He, Zhang Chuanpeng, Zhang Yuan, Duan Huahou, Wang Qingqiang and Cui Mingfeng developed it.
The patent application numb..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Zhonglu Construction Yunnan Co Ltd and Yunnan Kunyue Construction Tech Co Ltd patent application for Pipe Core Plate Automatic Welding Production Equipment with Comb Type Base Plate. The invention was developed by Li Chunjiang, Dong Ying and Zou Chao.
..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Beijing Uni Construction Installation Eng Co Ltd patent application for Air Pipe Opening Cutting Device and Opening Cutting Method. This invention was developed by Wang Hongwei, Gu Huijie, Liu Xin, Yin Yingying, Li Xiaodong, Chen Liang, Zhang Shuoyi, Liu..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Ningbo Yusheng Machine Co Ltd has sought patent for Manufacturing Method of Pipeline Assembly and Pipeline Assembly. This invention was developed by Fei Wuyong.
The patent application number is CN202511896105 20251216. The patent publication number is CN121339583 (A). International Patent Classification cod..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Changzhou Huaijian Machinery Equipment Mfg Co Ltd has applied Chinese patent for Online Pipe Cutting Machine for Cold Rolled Pipe. Wu Jian, Wang Jun and Zhao An'an developed it.
The patent application number is CN202511755548 20251126. The patent publication number is CN121339550 (A). International Patent C..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has received Ningbo Huiyongju Fire Equipment Co Ltd patent application for Pipe Cutting Machine. Zhou Yongguo and Shi Chengming developed the invention.
The patent application number is CN202511913035 20251218. The patent publication number is CN121339547 (A). Int..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Yueyang Quyuan Water Supply Co Ltd has sought patent for Rural Water Supply Pipe Network Filtering Device. This invention was developed by He Jianrong, Li Gan, Liu Guangqiang, Li Yupeng and He Jieyang.
The patent application number is CN202511224248 20250829. The patent publication number is CN121338421 (A)..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Yichang Yuneng Precision Tech Co Ltd has submitted a patent application for Pipe Wall Nondestructive Testing Device for Deep Hole Exploration Pipe. This invention was developed by Hu Xiaoting, Li Junjie and Wang Haixia.
The patent application number is CN202511883405 20251215. The patent publication number ..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Xuzhou Jiatu Machinery Co Ltd has sought patent for Coal Mine Directional Drilling Pull-back Pipe Lowering Process. This invention was developed by Chen Gang, Du Changyou, Sun Haiyang, Sun Zhenwei and Zhang Quanhui.
The patent application number is CN202511261938 20250905. The patent publication number is C..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Chongqing Luyou Shock Absorber Co Ltd patent application for Press Welding Integrated Device for Front Fork Pipe Assembly. The invention was developed by Yu Yungang, Li Chengyang, Chen Shaohua, Zhang Biao and Yuan Hongcheng.
The patent application nu..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Shanghai Hanlantong Tech Co Ltd patent application for Preparation Method of Micro-channel Pipe Structural Member for Liquid Cooling Plate. The invention was developed by Zou Tianxia and Cui Bo.
The patent application number is CN202511850383 2025120..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Juancheng Power Supply Company Of Sate Grid Shandong Electric Power Company patent application for Electric Power Engineering Pipeline Installation Equipment. The invention was developed by Wu Shufang, Zhang Li, Liu Longfei, Zhang Bo, Li Mingpeng, Yu Zh..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Zhuhai Chuntian Tech Co Ltd has sought patent for Pipe Welding Machine Capable of Being Adjusted in Multi-stage Mode. This invention was developed by Jiang Daocheng, Chen Qiyuan and Luo Binghua.
The patent application number is CN202511892538 20251216. The patent publication number is CN121339797 (A). Inter..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Sichuan Huaxi No 9 Construction Eng Co Ltd has applied Chinese patent for Robot for Installing Pipeline in Narrow Space in Factory Building. Wang Pan, Liu Gang, Zhang Guomin, Liu Wenqiang, Liao Yuanzhou, Li Hao, Ren Changming, Zhang Jing, Hu Xiwen, Wang Ying and Yang Jing developed it.
The patent applicatio..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Jiangsu Yize New Mat Co Ltd has filed a patent application for Concrete Pipeline Framework Welding Device. This invention was developed by Ren Fu, Li Zhaodi and Song Doudou.
The patent application number is CN202510901686 20250701. The patent publication number is CN121339787 (A). International Patent Class..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Shenxian Shenghui Stainless Steel Products Co Ltd has filed a patent application for Cooling Device and Method for Marine Stainless Steel Pipe Welding. This invention was developed by Huang Jisheng, Ma Sai, Guo Jing and Yu Xia.
The patent application number is CN202511508340 20251022. The patent publication..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Beijing Feda Geron Air Separating Technique Ltd Company has submitted a patent application for Automatic Welding Equipment for Fatigue Pipeline of Pressure Swing Adsorption Equipment. This invention was developed by Li Baocun.
The patent application number is CN202511893956 20251216. The patent publication ..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- Foshan Magao Metal Product Co Ltd has sought patent for Laser Welding Device for Welding Steel Pipes. This invention was developed by Xin Xing and Zou Xiangwei.
The patent application number is CN202511726575 20251124. The patent publication number is CN121339739 (A). International Patent Classification cod..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Nantong Xundong Prec Machinery Co Ltd patent application for Laser Pipe Cutting Machine Capable of Preventing Pipe Body from Deforming. This invention was developed by Yang Beisong and Li Wenjiang.
The patent application number is CN202511907131 20251..
Pipe
| Sun 17 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Shandong Haoke Machinery Equipment Co Ltd patent application for Hanging Basket Pipe Fitting Laser Cutting Device. This invention was developed by Lin Jianzhong, Zhao Youguang, Yang Linkun and Fu Guo.
The patent application number is CN202511895396 20..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Chian Qiyuan Engineering has applied Chinese patent for Heat Supply Pipe Network Efficiency Digital Monitoring Method Based on Internet of Things. Yang Feng, Sun Anli, Yu Xiaojun, He Jun, Yao Xiaohui, Niu Tianyu, Zhang Wei, Chen Qianjiao, Yin Qian, Qi Lin and Chen Luxiao developed it.
The patent application n..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Guizhou University has submitted a patent application for Pipeline Buffering Device. This invention was developed by Kong Dezhong, Chen Longgui, Wu Guiyi, Li Yanjiao, Zhang Pengfei and Luo Ya.
The patent application number is CN202511889978 20251215. The patent publication number is CN121346120 (A). Interna..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has released Jinan Energy Engineering Group patent application for Temporary Plugging Device for Leakage of Large-diameter Pipeline. This invention was developed by Zhang Mingming, Sheng Qianzhi, Su Huixin, Wen Qingshan and Zhang Xianran.
The patent application numb..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- CSCEC Strait Construction & Development has submitted a patent application for Guiding Device for Trenchless Repair of Pipeline. This invention was developed by Xu Hongguang, Wang Jianshan, Guo Xiao, Wu Jinghua, Huang Yan, Cheng Sujuan, Zhang Feng, Jiang Na and Jin Guannan.
The patent application number is CN..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Shengli Oilfield Dongfang Pengda Non-Metallic Material Product patent application for Glass Reinforced Plastic Pipe Connecting Piece Convenient to Disassemble. The invention was developed by Xue Li, Gou Yufang, Ling Shuhuan, Zhang Xia, Shao Guangguo, Sh..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- CCCC Second Harbour Engineering has submitted a patent application for Factory-like Rapid Construction Method for Underground Long Rigid Pipeline. This invention was developed by Hu Yixin, Song Chao, Zhang Shiwei, Song Yongzhe, Wan Meng, Yin Guangsheng, Bie Yawei, Chen Dan, Jang Songrim, Feng Fei, Wang Ning an..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Anhui Construction Engineering Road & Bridge Construction Group has submitted a patent application for Miniature Pipe Jacking Crossing Construction Device and Method. This invention was developed by Jia Ruikun, Wang Shengtao, Yang Qing, Jiang Lintong, Zhou Kun, Yu Yang, Chang Yifan, Yang Jiasai, Yang Guoqing a..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Shandong Bingao Pipeline Technology has sought patent for Installation Construction Method and Installation Construction Device for Buried Pipe. This invention was developed by Chen Chen, Li Qing and Chen Chuanzan.
The patent application number is CN202511705466 20251120. The patent publication number is CN12..
Pipe
| Mon 18 May 2026
Beijing, May 18 -- State Intellectual Property Office of China has published Xi'an Shiyou University patent application for Light Composite Gear Train Inerter Beam and Pipe Vibration Reduction Superstructure. The invention was developed by Li Suobin, Liu Zhenhang, Liu Shaohu, He Yutian, Li Hengyuan, Cai Yiwei and Jiao Zhengshuo...
Pipe
| Mon 18 May 2026
Beijing, May 18 -- Shanghai Chengfei Aviation Special Equipment has applied Chinese patent for Lower Folding Type Refueling Crane Pipe Fixing Device. Chu Yigen, Yang Zhiyun, Cui Xiaodong, Chen Pei and Yao Tong developed it.
The patent application number is CN202511775589 20251128. The patent publication number is CN121341925 (A..
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