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Pipe
| Fri 01 May 2026
Beijing, May 2 -- Shanxi Taigang Stainless Steel Steel Pipe Co Ltd has applied Chinese patent for Manufacturing Method of Three-layer Corrosion-resistant Composite Pipe for Oil and Gas Exploitation. Wang Bowen, Yang Fan, Dong Yabiao, Niu Bo, Hou Nan, Guo Jianbang, Guo Lei and Zheng Wenjie developed it.
The patent application ..
Pipe
| Fri 01 May 2026
Alexandria, May 2 -- United States Patent for Methods and Systems for Running Secure Pipeline Tasks and Insecure Pipeline Tasks in the Same Hardware Entities has been issued to Pensando Systems. This invention was developed by Galles Michael Brian, Matus Francis and Sabev Anton.
The patent application number is US202318136157 2..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Dalian COSCO KHI Ship Engineering patent application for Double-wall Pipe Centering Method for Dual-fuel Ship. This invention was developed by Wang Hualu and Zhang Hua.
The patent application number is CN202511747765 20251126. The patent publication numb..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has published Suixi Hongyuan Coal Chemical Co Ltd patent application for Butt Joint Device for Heat Distribution Pipeline Construction. The invention was developed by Li Weiwei and Liu Jiqiang.
The patent application number is CN202511710325 20251120. The patent pu..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released First Branch Of Tianjin Youfa Steel Pipe Group Co Ltd and Tianjin Youfa Steel Pipe Group Co Ltd patent application for Self-adaptive Positioning Device for Welding Longitudinal Welded Pipe. This invention was developed by Yuan Song, Liu Desheng, Zhu Rulon..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Yangzhou Jixing Machinery has submitted a patent application for Machining and Positioning Device for Steel Structure Welded Pipe. Bai Zhaoxing and Bai Peng developed the invention.
The patent application number is CN202511589873 20251103. The patent publication number is CN121199548 (A). International Patent ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Tangshan University has applied Chinese patent for Clamping and Positioning Device for Butt Welding of Pipes. Wang Wei and Li Haitao developed it.
The patent application number is CN202511543646 20251028. The patent publication number is CN121199545 (A). International Patent Classification codes are B23K37/00,..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- South China Marine Machinery of China State Shipbuilding has filed a patent application for Hydraulic Pipe Mounting Method for Preventing Welding Deformation. This invention was developed by Liu Guisen, Hu Zhide, Pang Changyuan, Mo Rupei and Son Young-woo.
The patent application number is CN202511541743 202510..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Sepcoiii Electric Power Construction has submitted a patent application for Rapid Opening Alignment Auxiliary Device for Boiler Steam Pipeline. This invention was developed by Zhu Changlei, Li Junyi, Luo Honghui, Shi Shengzhen, Wei Chengkai, Kong Lingtao, Jiang Jianlong and Xie Fangming.
The patent application..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has published Hangzhou Ruisheng Semiconductor Tech Co Ltd patent application for Quartz Branch Pipe Welding Jig. The invention was developed by Chen Minjian, Gao Weidong, Ding Ding and Geng Jian.
The patent application number is CN202511343973 20250919. The patent ..
Pipe
| Sat 02 May 2026
Alexandria, May 2 -- Wistron has been granted a patent for Cooling Pipe and Cooling Assembly and Electronic Device Including the Same. Huang Hsien-yi, Li Guang Zong, Chin Chih Lun and Lee Che Hao developed the invention.
The patent application number is US202318310572 20230502. The patent publication number is US12615734 (B2). ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Jiangsu Branch Of CCCC Shanghai Port Eng Company Ltd has applied Chinese patent for Pipeline Inner Wall Grinding Device Suitable for Different Pipe Diameters. Wang Chao, Guo Zhipeng, Liu Peng, Li Daqing, Jiang Xiulei and Xing Yunqiang developed it.
The patent application number is CN202511768574 20251128. Th..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Beijing Jiaoda Qilin Huitong Tech Co Ltd patent application for Planetary Gear Type Pipeline Inner Circle Grinding Device and Using Method Thereof. This invention was developed by Cai Lin, Lyu Hongbin, Shi Yu, Zhang Huitao, Shan Yuhang, Wang Hao, Zhang Bo..
Pipe
| Fri 01 May 2026
Alexandria, May 2 -- U.S. Patent and Trademark Office has awarded a patent to Chengdu Qinchuan IoT Technology for Method for Smart Gas Pipeline Network Inspection and Internet of Things System Thereof. Shao Zehua, Li Yong and Zhang Lei developed the invention.
The patent application number is US202318153327 20230111. The patent..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Qingdao Dezhen Heavy Industry Group has submitted a patent application for Turning Device for Steel Pipe Pole Production. This invention was developed by Wang Zhen.
The patent application number is CN202511570898 20251030. The patent publication number is CN121199732 (A). International Patent Classification co..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Qinhuangdao Hanfeng Changbai Crystallizer Co Ltd has submitted a patent application for Machining Machine Tool Capable of Conveniently Controlling Curvature of Crystallizer Copper Pipe. This invention was developed by Sun Hongliang, Wang Xingjun, Sun Lei, Liu Chunyan and Wang Xinrong.
The patent application ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Chuzhou Jingwei Equipment Technology patent application for Metal Pipe Die-free Bending Method and System Based on Three-dimensional Unfolding and Segmented V-shaped Notches. This invention was developed by Xu Dan, Yuan Chenglin, Wang Feng, Xia Hongwei an..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released China Nat Aviation Fuel Co Ltd Dalian Branch patent application for Aviation Fuel Oil Conveying Pipe Moving and Lifting Platform. This invention was developed by Yan Jinde, Cao Xuejun, Yan Shuangde, Han Bing and Li Zexi.
The patent application number i..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has received Huadian Engineering patent application for Maintenance System for Double Hammers of Pipe Belt Conveyor. Zou Wenbo, Fu Hengye, Zhu Hao, Zhang Zhansheng and Jin Jinjin developed the invention.
The patent application number is CN202511457411 20251013. The p..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Zhongnan Water Engineering has filed a patent application for Dismounting and Mounting Device and Method for Water Transmission and Distribution Pipeline. This invention was developed by Tan Lingwu, Zou Kaizhan, Jing Biao, Luo Longlong and Zhu Zhijun.
The patent application number is CN202511762455 20251127. T..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Suzhou Eulogy Electrical Appliance Co Ltd has applied Chinese patent for Assembly Equipment for Dust Collector Pipeline. Lu Wenliang and Lu Yandi developed it.
The patent application number is CN202511786251 20251201. The patent publication number is CN121199643 (A). International Patent Classification codes..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Henan Sanwu Heavy Ind Co Ltd has filed a patent application for Oil Pipe Hoisting and Stacking Equipment. This invention was developed by Ren Haibo, Tian Wei, Liu Zhongkang and Zhang Shuai.
The patent application number is CN202511346820 20250919. The patent publication number is CN121201983 (A). Internation..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Guangdong Zhaoqing Deton has submitted a patent application for Special Device for Integrated Press Fitting of Stator Assembly and Bearing of Outer Rotor Pipeline Ventilator. This invention was developed by Chen Zijie, Huang Lucai and Lin Jinqiang.
The patent application number is CN202511400971 20250928. The ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has published Ningbo Zhengzhi Tech Co Ltd patent application for Assembling Equipment for Injection Pipe and Furnace Body. The invention was developed by Ma Jieyu and Rong Jianan.
The patent application number is CN202511768107 20251128. The patent publication numb..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Guangdong Wijay Material Automation System patent application for Pipeline Mixed Material Pneumatic Conveying Device. This invention was developed by Xu Wen and Chen Jiajun.
The patent application number is CN202511635733 20251110. The patent publicati..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Guangzhou Sango Auto Parts Co Ltd has submitted a patent application for Pipe Fitting Cutting Device. This invention was developed by Chen Yizhao, Zhao Ruzheng, Niu Xinpeng, Feng Honghua and He Dengkuan.
The patent application number is CN202511510162 20251022. The patent publication number is CN121199399 (A..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Tianjin Youfa Dezhong Steel Pipe Co Ltd has submitted a patent application for Laser Cutting Machine for Sizing of Square and Rectangular Pipes and Using Method. This invention was developed by Shen Yongdong, Ding Xiuchen, Yu Shubao, Liu Bin, Gao Hongquan, Chen Tianjin, Du Zhifan, Chen Ziyong, Zhang Haitao, Liu..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Qingdao Shenglangde Stainless Steel Co Ltd has filed a patent application for Traction Equipment for Stainless Steel Pipe Machining. This invention was developed by Sun Bo, Che Jiaming and Yang Guanghui.
The patent application number is CN202511604399 20251105. The patent publication number is CN121201750 (A..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Jiangsu Baiheng Pipe Ind Co Ltd has sought patent for Metal Pipe Production and Processing Cutting Machine Convenient to Position. This invention was developed by Jeong Guk Yeong, Wang Tingting and Yin Xiaoxin.
The patent application number is CN202511579942 20251031. The patent publication number is CN12119..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Hunan Mechanical & Electrical Polytechnic has submitted a patent application for Pipeline Cutting Machine for Pipeline Machining. Tao Dongbo, Li Qin, Yan Zhiyong, He Liuze, Lei Chunjie, Wan Yingying and Cheng Yetong developed the invention.
The patent application number is CN202511477013 20251016. The patent..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Zhangjiagang Hongji Precision Aluminum Technology has sought patent for Micro-channel Aluminum Flat Pipe Cutting Device Suitable for Different Thicknesses. This invention was developed by Fan Zhixian, Xu Bijian, Ma Yi and He Yongyi.
The patent application number is CN202511406257 20250929. The patent publicati..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Shandong Zhengyuan Metrology and Testing Co Ltd has submitted a patent application for Metal Pipe Fitting Cutting Machining Device. Yang Lianfeng, Hou Yunxia, Zhao Yunjian, Zhu Xuefeng and Zhang Yun developed the invention.
The patent application number is CN202511666246 20251114. The patent publication numb..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Sichuan Wanshengtong Ind Co Ltd has filed a patent application for Steel Pipe Multidirectional Drilling Device and Method. This invention was developed by Jiang Tao.
The patent application number is CN202511575172 20251031. The patent publication number is CN121199163 (A). International Patent Classification..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Zhejiang Shuoshi Machinery Co Ltd has filed a patent application for Replacement Method of Scattered Coil Pipe Tray. This invention was developed by Liu Song, Li Qingfeng, Zhao Yousheng, Li Shiping and Zhang Feng.
The patent application number is CN202511427166 20250930. The patent publication number is CN12..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Suzhou City University has submitted a patent application for Fin Machining Device for Heat Pipe Radiator. This invention was developed by Wang Chao, Ding Tao, Liang Zhitao, Li Xudong and Cao Zhimin.
The patent application number is CN202511336653 20250918. The patent publication number is CN121199139 (A). Int..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- China National Heavy Machinery Research Institute has sought patent for Clamping and Feeding Device and Method for Pipe Rod Machining Equipment. This invention was developed by Xie Fan, Ma Haikuan, Ma Hui, Xu Nenghui and Jia Xiang.
The patent application number is CN202511556190 20251029. The patent publicatio..
Pipe
| Sat 02 May 2026
Beijing, May 2 -- Shenzhen Componex Electronics Co Ltd has submitted a patent application for Absorption Device and Multifunctional Hose. This invention was developed by Yan Fan.
The patent application number is CN202511644101 20251111. The patent publication number is CN121196393 (A). International Patent Classification code..
Pipe
| Fri 01 May 2026
Beijing, May 1 -- Foshan Nanhai Hanhong Sewage Treat System Management Co Ltd and Grandblue Environment have submitted a patent application for Self-closing Electric Municipal Pipeline Flap Valve. This invention was developed by He Jintao, Tan Suyun, Chen Lixin, Zhang Zhibo, Liang Guangyao and Chen Hualiu.
The patent applicat..
Pipe
| Fri 01 May 2026
Beijing, May 1 -- Guangdong Liyuan Hydraulic Mach Co Ltd and Guangdong Sibada Heavy Industry Tech Co Ltd have submitted a patent application for Quick Piling Method for Steel Pipe Piles in Wading Area and Underwater Self-locking Piling System. Wei Guobao, Wei Zhijian and Pang Judong developed the invention.
The patent applica..
Pipe
| Fri 01 May 2026
Beijing, May 1 -- China University of Geosciences, Beijing and Xi'an Research Institute of China Coal Technology & Engineering Group have submitted a patent application for Preparation Device and Use Method of Porous Polymer Screen Pipe for Gas Extraction Hole. Zhang Guobiao, Zhang Xiaofang, Wang Chuanliu, Sun Youhong, Ma Shaomi..
Pipe
| Fri 01 May 2026
Beijing, May 1 -- Zhejiang Guangchuan Engineering Consulting and Zhejiang Guangchuan Intelligent Water Operation Man Co Ltd have submitted a patent application for Novel Device for Taking Old Steel Wire in Inverted Drooping Pipe. This invention was developed by Xu Gang, Gao Shang, Dai Chunhua, Xiong Zhifu, Li Hongqiang, Ge Guoch..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has received Shenzhen Wande Digital Tech Co Ltd patent application for Secondary Ink Box with Ink-cut-off Spring Clamping Block and Ink Clamping Pipe. Zhao Jiang and Zhai Feiyun developed the invention.
The patent application number is CN202511352631 20250922. The ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has received Shandong Panjin Steel Tube Manufacturing patent application for Full-automatic Casing Pipe Equipment. Yu Hongtao, Wang Baojun, Liu Haijiang, Yuan Ximin and Zhu Peixin developed the invention.
The patent application number is CN202511515454 20251022. The ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Shandong Shengtong Stainless Steel Products has sought patent for Stainless Steel Welded Pipe Laser Welding Device. This invention was developed by Wang Liang and Cao Meng.
The patent application number is CN202511714613 20251121. The patent publication number is CN121199364 (A). International Patent Classific..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Huxi Intelligent Equipment Mfg Suzhou Co Ltd has filed a patent application for Automatic Laser Welding Equipment for Refrigeration Pipeline Machining. This invention was developed by Shen Yan, Shen Zelin, Fu Kaicheng and Ma Xiaoming.
The patent application number is CN202511617759 20251106. The patent publi..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Shandong Hengchi Mining Equipment Tech Co Ltd has submitted a patent application for Anti-blocking Conveying Pipe for Underground Material Filling System. This invention was developed by Jiao Fangshu, Liu Shancong, Liu Guiming, Gong Xuchuan, Zhang Yuehua and Li Xiaorui.
The patent application number is CN202..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Dongguan Xintan Hardware Products Co Ltd has submitted a patent application for Stainless Steel Pipe Welding Device with High Stability and Welding Method Thereof. He Zhu'an developed the invention.
The patent application number is CN202511532335 20251024. The patent publication number is CN121199355 (A). In..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Taiyuan Institute of Architecture Design & Research has submitted a patent application for Plasma Welding Machine Special for Building Fire Fighting Pipeline. Tian Yanhui, Pei Ruilin, Wu Xing and Du Jingwei developed the invention.
The patent application number is CN202511462030 20251014. The patent publicatio..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Sumishige Fuhui Power Machinery has sought patent for Pipe Row Trepanning Equipment and Trepanning Method. This invention was developed by Liang Jie, Wu Xuejun, Huang Jianning, Wei Hairong, Li Qihou and He Jinran.
The patent application number is CN202511580593 20251031. The patent publication number is CN1211..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has received Shanxi Aerospace Qinghua Equip Co Ltd patent application for High-precision Ventilation Positioning Device of Hydraulic Pipeline Welding Machine and Welding Method. Du Ganghua, Su Huan, Wang Wei, Feng Zhenhua, Zhang Dongdong, Chang Siqi, Ping Aoyu, Yang Z..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Jiangsu Zhenyuan Auto Parts Co Ltd has filed a patent application for Pipe Fitting Conveyor for Gas Spring Production. This invention was developed by Zhu Bing, Huang Dandan and Zhu Ying.
The patent application number is CN202511361713 20250923. The patent publication number is CN121201648 (A). International..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Shenzhou Baicheng Pipe Ind Co Ltd has applied Chinese patent for Thread Precision Monitoring Method and System for Pipe Fitting Machined by Automatic Threading Machine. Xu Mingkun, Li Yukou, Cheng Bingyang and Liu Zhang developed it.
The patent application number is CN202511720775 20251121. The patent public..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has published Wuhu Sanjiang High Frequency Welded Pipe Co Ltd patent application for Burr Treatment Device for High-frequency Welded Pipe. The invention was developed by Zhang Bo and Li Jiang.
The patent application number is CN202511527799 20251024. The patent pub..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has received Zhongshan Zhuheng Tech Co Ltd patent application for Vertical Multifunctional Pipe Inner Wall Burr Cleaning Machine. Zhu Jinzhang developed the invention.
The patent application number is CN202511736663 20251125. The patent publication number is CN1211..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has received Hebei Goshine Pipeline Equipment Mfg Co Ltd patent application for Fixed-length Cutting Device for Steel Pipe Production. Jiang Jincheng, Liu Zhongmin, Li Guobin and Liu Rongpeng developed the invention.
The patent application number is CN202511502803 ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- China Constr 8th Engineering Division has submitted a patent application for Pipeline Cutting Device and Pipeline Cutting Method. This invention was developed by Shen Qizhen, Li Kaiqiang, Tan Duo, Hua Haoyang, Xu Zihe, Li Yingtao, Lan Yanghua, Zhao Yushui, Li Pengfei, Zhou Weijie, Zuo Renliang and Huo Zerui.
T..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Shanghai Huagang Stainless Steel Co Ltd has submitted a patent application for Centering Cutting Device with Stainless Steel Pipe Length Recognition Mechanism and Cutting Technology of Centering Cutting Device. This invention was developed by Wang Yaoyang and Wang Jueguang.
The patent application number is C..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Shangrao Dongxun Construction Eng Co Ltd has sought patent for Metal Pipe Cutting Equipment for Indoor and Outdoor Decoration Engineering Construction. This invention was developed by Fu Suzhou and Hu Fajun.
The patent application number is CN202511274136 20250908. The patent publication number is CN12119921..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- CCCC Third Harbour Engineering has submitted a patent application for Underwater Cutting Device for Steel Pipe Pile. This invention was developed by Li Kai, Zhou Jie, Liang Xin, Zhang Peng and Xie Jun.
The patent application number is CN202511654578 20251112. The patent publication number is CN121199214 (A). I..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Hebei Lutong Supervision Consulting has filed a patent application for Steel Pipe Cutting Device for Civil Engineering Construction. This invention was developed by Shi Yuling, Hou Juntai, Shi Lei, Zhao Na, Zhang Bo, Xu Lulu, Guo Yingchao, Ren Yanjin, Sun Yupu and Hu Tianjin.
The patent application number is C..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has received Nanjing Kaiyan Electronics Co Ltd patent application for Dust Removal Pipeline Self-cleaning Device on Waste Electronic Product Disassembling Line. Wang Sheng, Ma Yuhong and Zou Feng developed the invention.
The patent application number is CN202511300..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Nanjing First Hospital has submitted a patent application for Disinfectable Excrement Collection Pipe Positioning Placement Rack. Sun Rongrong and Fang Jing developed the invention.
The patent application number is CN202511601508 20251104. The patent publication number is CN121198705 (A). International Patent ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Xi'an University of Science and Technology has submitted a patent application for Blockage Dredging Device for Extraction Pipeline. Pan Hongyu, Han Mingrui, Ji Xiang, Song Shuang, He Suinan, Pan Mingyue, Li Jiahang and Zhang Tianjun developed the invention.
The patent application number is CN202511551070 20251..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Anhui Quansheng Chemical patent application for Medium-pressure Absorption Tower Gas Phase Pipeline Anti-blocking Method and System. This invention was developed by Wang Degui, Liu Qianlong, Cheng Fei and Fang Youyun.
The patent application number is CN2..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- PowerChina Chengdu Engineering has submitted a patent application for Self-cleaning Water Supply Pipeline. This invention was developed by Fang Cao, Xie Lang, Liu Changling and Lyu Yang.
The patent application number is CN202511669754 20251114. The patent publication number is CN121198686 (A). International ..
Pipe
| Sat 02 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Acotec Scient Co Ltd patent application for Thrombus Aspiration Connecting Pipe and Thrombus Aspiration System. This invention was developed by Guo Jian, Wang Yantao and Lu Lizhong.
The patent application number is CN202511620713 20251106. The patent p..
Pipe
| Sat 02 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has received Sanoh Kogyo KK patent application for Connection Structure of Pipe Joint and Pipe Joint. Shimbo Takaya developed the invention.
The patent application number is CN20248034771 20240524. The patent publication number is CN121195129 (A). International Pat..
Pipe
| Thu 30 Apr 2026
Beijing, May 1 -- Xiamen Special Equipment Inspection Institute and Fuzhou University have submitted a patent application for Sonar Image Recognition Device for Strait-crossing Gas Pipeline and Use Method of Sonar Image Recognition Device. This invention was developed by Fu Xibin, Zhong Shuncong, Zou Zhijian, Feng Ligang, Fan Ch..
Pipe
| Fri 01 May 2026
Beijing, May 1 -- Hunan Valin Xiangtan Iron & Steel and Northeastern University have submitted a patent application for Production Method of Thick-wall Pipeline Steel X65MS for Polar Region. This invention was developed by Yang Jianhua, Liu Jiwen, Gao Qing, Wang Bin, Li Zhongping, Tian Yong, Wang Bingxing, Wang Jiming, Xiong Xia..
Pipe
| Fri 01 May 2026
Beijing, May 1 -- Sinoso Science And Tech Inc and Jiangsu Zhongsu Water Saving Tech Co Ltd have submitted a patent application for Production Mold for Improving Strength of PE (polyethylene) Ribbed Pipe. This invention was developed by Song Chengfa, Yan Aizhong, Zhang Yuan, Zhou Kang and Guo Qiang.
The patent application numb..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Jiangsu Qianghua New Mat Co Ltd has applied Chinese patent for Forming Method of Composite Pipe Fitting with Large Length-diameter Ratio. Liu Hongxin, Peng Kerong, Shu Keke, Cai Anning and Zhu Xujie developed it.
The patent application number is CN202511462658 20251014. The patent publication number is CN121..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Beijing Composite Materials has submitted a patent application for Forming Method of Hollow Reinforced Permeable Structure Composite Material Propeller Guide Pipe. Wang Jing, Tu Yi, Yan Chenglei, Meng Haoyu, Lyu Songfeng, Dong Han and Pang Yuexin developed the invention.
The patent application number is CN2025..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Henan Zhonghengxin Gas Equipment Co Ltd has submitted a patent application for Electromagnetic Induction Convenient Installation Device for Double Hot Melting Pipe Fittings. Li Zhengqi, Li Xinzheng, Yuan Xiangming, Wang Kai, Li Xueliang and Liu Zongli developed the invention.
The patent application number is..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- China chemical engineering second construction has filed a patent application for Steel Skeleton Pe Pipeline Butt Joint Construction Platform. This invention was developed by Bi Jiawei, Kong Youjiang, Han Hui, Luan Chengshi and Ma Junheng.
The patent application number is CN202511557146 20251029. The patent pu..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Anhui Xiutong Building Material Tech Co Ltd has applied Chinese patent for Hot Air Softening and Leveling Device for PVC (polyvinyl Chloride) Lining of Socket Pipe. Fang Shuliang, Ding Jiaqing and Jin Xiaopan developed it.
The patent application number is CN202511547198 20251028. The patent publication numbe..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Kunshan Xianzhengda Prec Machinery Co Ltd has filed a patent application for Multi-station Two-way Automatic Pipe Expanding Machine for Short Pipes. This invention was developed by Hong Zhiguo, Hong Jiaguo, Sun Yun and Huang Jieyu.
The patent application number is CN202511509549 20251022. The patent publicat..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has published Anhui Wanshuo Ind Park Co Ltd patent application for Bending Deformation Preventing Device for Crimping of Hydraulic Pipe. The invention was developed by Chen Chen.
The patent application number is CN202511603883 20251105. The patent publication numbe..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Zhongshan CLG Automation Equipment has sought patent for Oil Injection Mechanism for Pipe Expansion and Pipe Expander. This invention was developed by Zhou Weiqiang, Jiang Lin, Wu Haoran, Liu Fanglong, Wu Huan and Guo Liming.
The patent application number is CN202511551382 20251028. The patent publication numb..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Zhengjiang Changxing Heliang Intelligent Equipment has filed a patent application for Machining Method of Corrugated Pipe U-turn Elbow. This invention was developed by Li Liangyou, Cai Qianlong, Wang Zhen, Leng Yunbing and Li Qicang.
The patent application number is CN202511729193 20251124. The patent publicat..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Sichuan Aerospace Changzheng Equip Manufacturing has sought patent for Progressive Pipe Flattening Forming Method and Device Based on Six-axis Roller Bed. This invention was developed by Shi Xiaohe, Tian Ye, Wang Zhen, Liu Xiu, Xie Wen, Xu Ludi and Zhi Yong.
The patent application number is CN202511463864 2025..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released China Three Gorges University patent application for Pipe Fitting Bulging Device for Enhancing Magnetic Field Intensity of End Part of Bulging Area. This invention was developed by Qiu Li, Chen Yuhong, Zhang Jinrong, Li Mengyao, Jin Hairuo, Chen Shuo, Chu..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Nanjing Yongjin Pipe Ind Co Ltd has submitted a patent application for Stainless Steel Clamping and Pressing Type Pipe Fitting Forming Equipment. This invention was developed by Deng Changfeng, Lin Rulong and Yang Li.
The patent application number is CN202511314733 20250915. The patent publication number is ..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Wuxi Holley Juneng Equipment Co Ltd has sought patent for Automatic Pipe Coiling Machine. This invention was developed by Wang Xinbo and Xue Zhonghua.
The patent application number is CN202511543517 20251027. The patent publication number is CN121198870 (A). International Patent Classification codes are B21D..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Hebei Special Equipment Supervision and Inspection Institute patent application for Modular Chain Type Pipeline Circumferential Scanning Device Suitable for Different Pipe Diameters. This invention was developed by Pan Yong, Zhao Qingxin, Shi Jiao, Zhen H..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Qingdao Changhui Pipe Ind Co Ltd has sought patent for Pressure Shaping Equipment for Pipeline Machining. This invention was developed by Gao Xiaotao, Liu Yuchang, Gao Pengcheng, Lu Kuijiang and Lee Sang Bin.
The patent application number is CN202511783677 20251201. The patent publication number is CN1211988..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Huizhou Shuozhong Thermal Technology has submitted a patent application for Bent Pipe Compression Molding Method for Radiator. Han Fei, Chen Lei and Ji Dongdong developed the invention.
The patent application number is CN202511628166 20251107. The patent publication number is CN121198864 (A). International Pat..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Xinxiang Aviation Industry Group has submitted a patent application for Bending Device for Long U-shaped Radiating Pipe. This invention was developed by Wang Mingchao, Yue Chaoyuan, Li Xiaohang, Ma Yazheng and Wang Zhangxiao.
The patent application number is CN202511518403 20251023. The patent publication numb..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Hangyu Zhizao Beijing Engineering Technology has sought patent for Unequal-wall-thickness Pipe Blank Preparing and Forming Technology. This invention was developed by Ruan Shangwen, Zhang Meng, Kong Xiangqian and Xie Zhiqiang.
The patent application number is CN202511519540 20251023. The patent publication num..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Keruijia Hubei Machinery Equipment Co Ltd has submitted a patent application for Air Pipe Head and Tail Simultaneous Seaming Forming Device and Air Pipe Production Line. This invention was developed by Yao Jianing and Ye Li.
The patent application number is CN202511586074 20251031. The patent publication num..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Ningbo Dongding Special Pipe Ind Co Ltd has submitted a patent application for Intelligent Treatment Equipment, Treatment Method and System for Inner Wall of Ultra-long Finish Rolling Pipe. This invention was developed by He Yonghong, Ye Ming, Pan Zhenghua, Zhu Chuanyang, Ma Yongjia, Zhou Haijun and Wang Dakang..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Baoji Juhongxin Titanium Ind Co Ltd has sought patent for Cold Rolling Machining Process for Titanium Alloy Pipe. This invention was developed by Gao Baoliang, Xu Xiaohui and Xu Xiaofeng.
The patent application number is CN202511648705 20251112. The patent publication number is CN121198774 (A). International..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Panasonic Factory Solutions, Suzhou patent application for Solvent Spray Pipe Structure for Substrate Cleaning and Switching Method Thereof. This invention was developed by Fu Zhaozhen, Lu Lipeng and Wu Linglong.
The patent application number is CN202511..
Pipe
| Fri 01 May 2026
Alexandria, May 2 -- U.S. Patent and Trademark Office has awarded a patent to Maichel Jeffrey for Gate Insert Valve and Method of Insertion into Pressurized Pipelines.
The patent application number is US202318877123 20230627. The patent publication number is US12612993 (B2). International Patent Classification codes are F16K3..
Pipe
| Fri 01 May 2026
Alexandria, May 2 -- Ningbo Sinppa Tech Co Ltd has been awarded a patent for Dust Blowing Gun Extension Pipe Capable of Being Freely Bent and Shaped. This invention was developed by Jiang Changguo and Xu Shifang.
The patent application number is US202318367461 20230913. The patent publication number is US12612984 (B2). Intern..
Pipe
| Fri 01 May 2026
Alexandria, May 2 -- SABIC Global Technologies has secured a patent on Pipe for Transport of Chlorinated Water. Soliman Maria, Taraiya Ajay Kumar, Degenhart Peter and Boerakker Mark Johannes developed the invention.
The patent application number is US202017606477 20200430. The patent publication number is US12612982 (B2). Inter..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Jiangsu Yikaide Environmental Protection Tech Co Ltd has submitted a patent application for Water Purifier Water Pipe Connection Gluing Device and Method. Xu Jiangang developed the invention.
The patent application number is CN20251187464 20250805. The patent publication number is CN121198534 (A). Internatio..
Pipe
| Fri 01 May 2026
Beijing, May 1 -- Nanning Guidian Electronic Technology Research Institute and Guilin University of Electronic Technology have submitted a patent application for Electromagnetic and Hydraulic Integrated Forming Equipment and Process for Pipes and Plates. This invention was developed by Ma Jianping, Zhang Shanqun, Pang Saisai, Xi..
Pipe
| Fri 01 May 2026
Beijing, May 1 -- South China University of Technology and Guangdong Newidea Tech Co Ltd have submitted a patent application for Automatic Shaping Equipment and Method for Heat Pipe. This invention was developed by Zhang Saijun, Zhao Tongtao, Li Yong, Zhang Zengjian and Chen Hanyin.
The patent application number is CN20251139..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- State Intellectual Property Office of China has released Weifang Zhongyun Machinery patent application for Bundling Pipe Production Line. This invention was developed by Zhang Zekui, Zhang Shanyou and Yin Tongbao.
The patent application number is CN202511760398 20251127. The patent publication number is CN1212..
Pipe
| Fri 01 May 2026
Beijing, May 2 -- Zhejiang Zhongcai Pipes Science & Technology has applied Chinese patent for Multi-layer Composite Wear-resistant Pipeline Production System and Production Method and Mining Pipeline. Liang Zhenan, Yang Gaowei and Hu Shuaijie developed it.
The patent application number is CN202511569509 20251030. The patent pub..
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