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Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Yingli Jiangsu Electromechanical Co Ltd has been granted a patent for Heating Device for MPP Cable Protection Pipe Production. This invention was developed by Mo Ru, Yao Cheng and Liu Jun.
The patent application number is CN202423261286U 20241230. The patent publication number is CN223573503 (U). Internati..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Guangdong Jinwan Gaojing Solar Energy Tech Co Ltd and Gaojing Solar Energy haveobtained a patent for spray pipe assembly and slicing machine cutting chamber. This invention was developed by Pi Daoming, Bo Qianqing, Zhang Deng, Li Hong and Guo Xiang.
The patent application number is CN202422695223U 20241105..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Hunan Hualing Liangang Special New Mat Co Ltd and LYSTEEL have submitted a patent application for Steel for Internal Pressure Pipe and Preparation Method Thereof. This invention was developed by Xie Guanghui, Liang Liang, Yu Tao, Sui Yafei, Yin Chennan, Yan Xian and Wen Changfei.
The patent application num..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Water Supply Branch of Shanghai Chengtou Water Group Co Ltd, Shanghai Urban Env Group Co Ltd and Shanghai Highway Bridge Group have filed a patent application for Testing Device and Method for Simulating Stress of Underground Pipeline by Using Same. This invention was developed by Gu Jiahong, Zhang Zhihao, Ji..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Qingdao Haier Air-Conditioner Electric and Qingdao Haier Hvac Equipment Co Ltd have filed a patent application for Double-pipe Heat Exchanger and Heat Pump System. This invention was developed by Li Jiangtao, Guo Defang, Zhang Weijiang, Xu Zongqi and Zhu Wanpeng.
The patent application number is CN20261063..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Xi'an University of Architecture and Technology and Western Xinxing Rare and Precious Metals Co Ltd have submitted a patent application for Mold for Preparing Molybdenum-rhenium Alloy Pipe. Jin Bo, Wang Kuaishe, Hu Buliang, Wang Xinbo and Shi Qianshuang developed the invention.
The patent application numbe..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Suzhou Wuzhong Water Supply Co Ltd, Tsinghua University and Tongji University have sought patent for Method for Cleaning Water Supply Pipeline Through Pulse Type Ice Slurry. This invention was developed by Wang Jiaying, Liu Shuming, Dong Xiaolei, Xie Yuxin and Xin Kunlun.
The patent application number is C..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- CCCC First Highway Engineering Grou and Central China Eng Co Ltd of CCCC First Highway Eng Group have obtained a patent for municipal installation pipeline transportation lifting device. This invention was developed by Wang Yunxuan, Hao Yunfei, Guo Jian, Wu Wenxue, Ma Chaofei, Lu Haijun, Li Jiahao and Zhang C..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Shanghai Chenli Ind Co Ltd for Storage Device for Polyethylene Pipe Processing. Lu Qingliang developed the invention.
The patent application number is CN202423255482U 20241228. The patent publication number is CN223575019 (U). Internationa..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Yangzhou Yangjie Electronic Technology has received a patent for Rectifier Bridge Turnover Pipe Plugging Device. This invention was developed by Zhang Jie, Xu Jun, Yin Xianhu and Wang Yi.
The patent application number is CN202423295423U 20241231. The patent publication number is CN223574783 (U). Internationa..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- West Invest Group Hainan Co Ltd has obtained a patent for building construction steel pipe fixing device. This invention was developed by Zhang Zeyu, Guo Wenqiang, Wang Ju and Meng Qi.
The patent application number is CN202423192351U 20241224. The patent publication number is CN223575010 (U). International..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Foshan Dinglian Steel Pipe Co Ltd has obtained a patent for automatic steel pipe stacking tool. This invention was developed by Wang Qinglin, Fan Zhigang and Zhang Wenbo.
The patent application number is CN20242371983U 20241212. The patent publication number is CN223574796 (U). International Patent Classif..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Wandefu Shanghai New Mat Co Ltd has obtained a patent for equipment for controlling pipeline packaging. This invention was developed by Shen Xiaoqin, Gu Huarong, Xu Maodong and Liao Mengjie.
The patent application number is CN20252042388U 20250108. The patent publication number is CN223574760 (U). Internat..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Guangzhou Hongzhi Plastic Hose Co Ltd has applied Chinese patent for Multi-station Cooperative Control and Energy Optimization Method for Hose Printing. Guan Yepei, Wan Heng and Liu Bo developed it.
The patent application number is CN202610290888 20260311. The patent publication number is CN122126003 (A). ..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Hebei Zebang Plastic Tech Co Ltd has submitted a patent application for Antibacterial Hose for Conveying Food and Preparation Process of Antibacterial Hose. This invention was developed by Li Zhongli, Feng Lijun, Peng Xinxin, Jiao Hongliang and Li Ronghua.
The patent application number is CN202610285459 20..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Tibet Junwei Ind Co Ltd has filed a patent application for Continuous Bamboo Fiber Polyethylene Pipe Production Process and System. This invention was developed by Wang Yue, Liu Hongwei, Liu Jun, Ou Yuanju and Liu Ruiling.
The patent application number is CN202610535438 20260422. The patent publication num..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has published Yongheng Holding Group Co Ltd patent application for High-density Polyethylene (HDPE) Pipe Winding Structure Wall Pipe Winding Forming Equipment. The invention was developed by Yang Feifan, Chen Lin and Xie Wenli.
The patent application number is CN..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Hebei Normal University has filed a patent application for Clamping Tool for Pressure Test of Special-shaped Pipe Fitting, Horizontal Pressure Test Line and Vertical Pressure Test Line. This invention was developed by Bi Yongjie, Xu Jice, Zhang Shaoru, Yin Jie, Fan Shuheng, Du Xiuju, Zhang Baiyong, Zhang Yanh..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Hangzhou Dexiang Prec Machinery Co Ltd has submitted a patent application for Special Honing Clamp for Finish Machining of Inner Hole of Round Pipe Joint. This invention was developed by Shi Lifeng, Jia Fangwen and Zhang Wanchun.
The patent application number is CN202610419777 20260401. The patent publicat..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has released Shenyang Hetai Metallurgical Equipment Co Ltd patent application for Crystallizer Copper Pipe Polishing Device. This invention was developed by Huang Lidong and Huang Xuqiang.
The patent application number is CN202610615871 20260507. The patent publi..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Xijing University has filed a patent application for Water Spraying Pipe Fitting Inside and Outside Polishing Device for Cleaning Equipment. This invention was developed by Zuo Chaoyang, Liu Ying, Sun Jiaxing and Li Ze.
The patent application number is CN202610419874 20260401. The patent publication number i..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Shandong Luokai Zhongcheng Intelligent Tech Co Ltd has submitted a patent application for Polishing Device for Interior of Die-casting Formed Pipe Fitting. This invention was developed by Huang Tao, Zhang Lei, Kou Xueyan, Zhang Qingguo, Liu Lanjuan and Chuan Haijun.
The patent application number is CN20261..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Sichuan Baigongli Tech Co Ltd has applied Chinese patent for Polishing Device for MPP Power Cable Protection Pipe Production. Shen Ronghua developed it.
The patent application number is CN202610604758 20260506. The patent publication number is CN122125560 (A). International Patent Classification codes are ..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has published Yangzhou Yizhong Machinery Co Ltd patent application for Special-shaped Pipe Welding Device for Fitness Equipment. The invention was developed by Qi Dongfeng.
The patent application number is CN202610562525 20260427. The patent publication number is..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Longkou Jinming Musical Instr Co Ltd has submitted a patent application for Pipe Welding Device for Improving Sound of Saxophone. Zhang Yang, Wang Heng, Liu Jun, Li Tingdong and Liu Yuanchen developed the invention.
The patent application number is CN202610509229 20260417. The patent publication number is ..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has released Qingdao Lutai Electric Power Tech Co Ltd patent application for Power Transmission and Transformation Steel Pipe Pole Cross Arm Longitudinal Seam Welding Displacement Tool and Displacement Method Thereof. This invention was developed by Zhang Jian, Wang..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Binzhou Zhanhua Distr Jiecheng Waste Cleaning Co Ltd has applied Chinese patent for Welding Positioning Device for Nitrogen Pressure Pipeline. Wang Zeyi, Liu Jinzhong, Jiang Hui and Wang Hongxin developed it.
The patent application number is CN202610143064 20260202. The patent publication number is CN12212..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Shanghai Baoye Group Corporation has sought patent for Reinforcement Cage Rolling and Pipe Penetrating Cooperative Beat Machining Method and System. This invention was developed by Wang Shui, Yang Zhou, Fang Sibao, Guo Changqi, Zhang Xia, Li Huantao, Zhang Yujie and Shi Hua.
The patent application number is ..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has released Wuhan Huayuan Electric Power Design Institute patent application for Corrugated Steel Rib and Steel Bar In-pipe Cooperation Device and Working Method Thereof. This invention was developed by Xu Zongsheng, Li Guanghong, Liu Zhuo, Feng Yan, Lin Yufang and..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Shanghai Mwelding Intelligent Tech Co Ltd has sought patent for Welding Equipment for U-shaped Pipe of Heat Exchanger. This invention was developed by Liu Ting and Xu Lu.
The patent application number is CN202610602864 20260506. The patent publication number is CN122125414 (A). International Patent Classif..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Chengruilai Shenyang Prec Machinery Co Ltd has applied Chinese patent for Pipe Fitting Welding Device with Cooling Function. Li Guangyu, Feng Ruixun, Wang Debao, Zhou Jianhang and Zhao Hongda developed it.
The patent application number is CN202610593890 20260430. The patent publication number is CN12212540..
Pipe
| Sun 23 Aug 2026
Beijing, Aug. 24 -- PowerChina Henan Electric Power Survey & Design Inst Co Ltd and PowerChina Central China Electric Power Engineering have secured a patent on Open Caisson Jacking Pipe Perforating Structure. Wang Xu, Li Xiaofan, Wu Fei, Wang Yu, Li Yingbo, Wang Qing, He Qingrong, Xiao Sa, Zhang Xiaotong, Lyu Jie, Zhou Qifan, Z..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Guangdong Jintaihui Construction Co Ltd has been granted a patent for Lifting Appliance for Natural Gas Pipeline Construction. This invention was developed by Liang Guohong and Song Junyi.
The patent application number is CN202423163478U 20241220. The patent publication number is CN223575913 (U). Internati..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Anhui Chengrui Fire Eng Co Ltd for Fire Hose Winding Device. Chen Lin, Chen Xinguang, Chen Yafei, Zhang Long and Zhang Yan developed the invention.
The patent application number is CN202423164485U 20241221. The patent publication number is..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Ningbo Shengshihe Automation Co Ltd has received a patent for Bent Pipe and Plain End Transferring Mechanism. This invention was developed by Zhong Guangyu.
The patent application number is CN202423265982U 20241230. The patent publication number is CN223575579 (U). International Patent Classification code ..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Cangxin Nondestructive Test Equipment Suzhou has been awarded a patent for Feeding Structure for Flaw Detection of Steel Pipe. This invention was developed by Peng Liang, Zhang Ying and Fang Shucheng.
The patent application number is CN202423324125U 20241231. The patent publication number is CN223575550 (U)...
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Shijiazhuang Yongxing Machinery Co Ltd has been granted a patent for Discharging Valve for Pipe Chain Conveyor. This invention was developed by Gong Yongliang.
The patent application number is CN20252024637U 20250107. The patent publication number is CN223575518 (U). International Patent Classification cod..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Wanmeitong Pipe Ind Hangzhou Co Ltd for Pipe Forming Production Equipment. Gao Jun, Zhong Shaorong and Zhang Shuigen developed the invention.
The patent application number is CN202423244683U 20241227. The patent publication number is CN223..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Jiangsu Weishuai Plastic Ind Co Ltd has obtained a patent for automatic blanking device after plastic pipe fitting cutting. This invention was developed by Hao Wei.
The patent application number is CN202423249999U 20241227. The patent publication number is CN223573761 (U). International Patent Classificati..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Qindian Xiamen Mould Tech Co Ltd has been awarded a patent for Three-way Pipe Penetrating Type Core Pulling Mechanism. This invention was developed by Huang Zhishan and Lin Jiaming.
The patent application number is CN202423192817U 20241224. The patent publication number is CN223573709 (U). International Pa..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Jiangxi Dingli Pipe Pile Co Ltd has secured a patent on Quick Disassembly and Assembly Mold Structure for Cement Pipe Pile Production. Huang Zhenyuan and Chen Wenjun developed the invention.
The patent application number is CN202423201873U 20241224. The patent publication number is CN223573445 (U). Interna..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Chinese Patent for Automatic Tapping Machine for PVC (Polyvinyl Chloride) Pipe has been issued to Emaux Zhongshan Swimming Pool Equipment Co Ltd. This invention was developed by Lai Shaojian and Zhou Xiaoman.
The patent application number is CN202423258399U 20241227. The patent publication number is CN2235..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Chinese Patent for PE Pipe Production Collecting Device has been issued to Wuzhong Dongta Plastic Co Ltd. This invention was developed by Shi Wenlei, Zhang Liping, Liu Feng and Shi Xiaoming.
The patent application number is CN202423282702U 20241230. The patent publication number is CN223573351 (U). Interna..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Chinese Patent for Outer Protective Pipe Cutting Clamp Equipment has been issued to Xinjiang Zhongchuangxin Building Mat Co Ltd. This invention was developed by Gou Yaoping and Wang Renyi.
The patent application number is CN202422994136U 20241205. The patent publication number is CN223573330 (U). Internati..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Sichuan Lingrong Plastic Products Co Ltd for Cutting Device for Plastic Pipe Production. Xie Xiangming developed the invention.
The patent application number is CN202423240350U 20241227. The patent publication number is CN223573316 (U). In..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Suzhou Yangling Automation Equipment Co Ltd has received a patent for Mechanism for Sleeving Plastic Pipe Outside Steel Pipe. This invention was developed by Liu Jinhui, Bi Jinhong and Liu Yunju.
The patent application number is CN202423223096U 20241226. The patent publication number is CN223573301 (U). In..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Anhui Province Product Quality Supervision and Inspection Institute has been granted a patent for Plastic Pipe Cutting and Chamfering Device. This invention was developed by Wang Junhai, Xie Ming and Wang Xiaoyun.
The patent application number is CN202423184309U 20241224. The patent publication number is CN2..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Fujian Shenzhoutong New Material Tech Co Ltd for Cutting Equipment for Repairing Port of PE Pipe. Jin Wenming developed the invention.
The patent application number is CN202423157801U 20241220. The patent publication number is CN223573297 ..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Sichuan Lingrong Plastic Products Co Ltd has been awarded a patent for Cutting Device for Plastic Pipe Production. This invention was developed by Xie Xiangming.
The patent application number is CN202423144646U 20241219. The patent publication number is CN223573296 (U). International Patent Classification ..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Jinwanxin Intelligent Tech Shanghai Co Ltd has obtained a patent for nylon pipe cutting device. This invention was developed by Li Qingwei, Chu Yongzhi and Zhao Haifan.
The patent application number is CN202422801291U 20241118. The patent publication number is CN223573264 (U). International Patent Classifi..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Jiangsu Zhong Tong Pipe Industry has sought patent for Auxiliary Processing Device for Preparation of Highly Antibacterial Pe Water Supply Pipe. This invention was developed by Cheng Zhaoxia, Zhu Xiaocheng, Du Qing, Wu Dan and Sun Jinxing.
The patent application number is CN202610497263 20260415. The patent ..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Jiangsu Weishuai Plastic Ind Co Ltd for Automatic Cloth Winding Machine for Plastic Corrugated Pipe. Hao Wei developed the invention.
The patent application number is CN202423144784U 20241219. The patent publication number is CN223575887 (..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Suzhou Guanli Technology has secured a patent on Roll-shaped Pipe Rotating and Tensioning Device. Shao Hongwei, Wang Mengting, Zhang Taisheng, Wang Zhiyong and Lu Jianguo developed the invention.
The patent application number is CN202423137656U 20241219. The patent publication number is CN223575847 (U). Inte..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Hebei Yutong Special Rubber Hose has been granted a patent for Flexible Composite Hose Winding Device. This invention was developed by Cheng Debao, Zhao Cong, Zhao Ruijuan, Sun Qiuyue and Lyu Guangjun.
The patent application number is CN202423155387U 20241220. The patent publication number is CN223575843 (U)..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Guangzhou Dotek Machinery Tech Co Ltd has been granted a patent for Water Hose Storage Equipment. This invention was developed by Shen Qiaoxin.
The patent application number is CN202423297679U 20241231. The patent publication number is CN223575824 (U). International Patent Classification codes are B65H54/1..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Shanghai Longyang Prec Compound Copper Pipe Co Ltd for Pay-off Device for Fixing Internal Thread Copper Pipe. Li Jindong, Ma Rungong, Chen Jiancheng, Liu Houfu, Ma Tao and Yan Qiang developed the invention.
The patent application number is..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Beijing Huaneng Thermal Insulation Eng Co Ltd for Foaming Device for Polyurethane Thermal Insulation Pipe. Liu Zhenli, Luo Yaqi and Liu Hong'en developed the invention.
The patent application number is CN202423110634U 20241217. The patent ..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Henan Yibo Tech Co Ltd for Large-diameter Rubber Hose Forming Die. Zhang Bingbing, Zhang Fuxuan, Li Jianbo, Xu Li, Yan Dongjun, Li Mengmeng, Li Zhenghui, Zhou Feng and Yang Hui developed the invention.
The patent application number is CN20..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Wanmeitong Pipe Ind Hangzhou Co Ltd for PVC-O Raw Material Processing and Stirring Device. Gao Jun, Zhong Shaorong and Zhang Shuigen developed the invention.
The patent application number is CN202423244676U 20241227. The patent publication..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- CYG Electric has filed a patent application for Profiling Welding Auxiliary Device and Process Suitable for High-voltage Cable Corrugated Pipe. This invention was developed by Zhou Zhihao, Xiu Chang, Liu Zhihao, Fan Beichen, Hu Fei, Zhang Junjie, Huang Chenglong, Song Luyu, Lin Junyu, Yan Xifeng, Chen Lixiang..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Qingdao Haode Boer Ind Co Ltd has submitted a patent application for Efficient Double-end Laser Welding Equipment for Multiple Composite Steel Pipes. Fu Xibo, Li Guanglin and Wang Jiaoai developed the invention.
The patent application number is CN202610522839 20260420. The patent publication number is CN12..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Bazhou Jinxu Tech Co Ltd has applied Chinese patent for Laser Welding Machine for Repair Welding of Galvanized Steel Pipe. He Xiongwei, Liu Jingwei and Zhao Zenghui developed it.
The patent application number is CN202610309371 20260313. The patent publication number is CN122125361 (A). International Patent..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Shanghai Mwelding Intelligent Tech Co Ltd has filed a patent application for Split Type Heat Exchanger U-shaped Pipe Welding Equipment and Using Method Thereof. This invention was developed by Liu Ting and Xu Lu.
The patent application number is CN202610602863 20260506. The patent publication number is CN1..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Guizhou Hanggu Power Tech Co Ltd has submitted a patent application for Vacuum Brazing Positioning Tool for Fuel Header Pipe. This invention was developed by Guo Zhirui, Yao Wei and Pu Zeyong.
The patent application number is CN202610612140 20260507. The patent publication number is CN122125315 (A). Intern..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Changsha University of Science and Technology has filed a patent application for Pipe Jet Laser-electrochemical Discharge Coaxial Coupling Processing Method and System. This invention was developed by Qu Simiao, Tang Kun, Yan Yixiong, Wang Wentao, Zhang Hang, Dai Longzhou, Luo Yuanqiang, Tang Weidong, Chen Li..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Xinghua Shuanglong Electrothermal Electronics Co Ltd has submitted a patent application for Pipe Cutting Device for Electric Heating Pipe Production. This invention was developed by Wang Huichao, Wang Longbao and Shi Songgeng.
The patent application number is CN202610570717 20260428. The patent publication..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Huadi Steel Group Co Ltd has filed a patent application for Stainless Steel Pipe Forming Device and Machining Process Thereof. This invention was developed by Zhang Jiang and Jiang Zenghe.
The patent application number is CN202610289660 20260311. The patent publication number is CN122125094 (A). Internatio..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has published Guangzhou Garnor Industrial Tech Co Ltd patent application for Automatic Cleaning Equipment for Cdu Pipeline. The invention was developed by Wu Shaomin, Wu Peng and Fu Jianhua.
The patent application number is CN202610482523 20260413. The patent pub..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has published Guangdong Ansheng Detection Identification Co Ltd patent application for New Material Pipeline Inner Wall Defect Optical Detection Device. The invention was developed by Zhang Weixi.
The patent application number is CN202610325824 20260317. The pate..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Hangzhou Dcar Energy Tech Co Ltd has submitted a patent application for Rotary Type Electrostatic Plastic-coated Pipe Row Baking and Curing Device. Tu Jianhua developed the invention.
The patent application number is CN202610300358 20260312. The patent publication number is CN122124965 (A). International P..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- CCCC Third Harbor Eng Nantong Marine Eng Co Ltd has applied Chinese patent for Spraying Equipment for Inner Side Wall of Large-diameter Steel Pipe Pile. Huang Zhenyi, Wang Song, Li Haijun, Li Xiangcai, Hu Bin and Ma Jiayang developed it.
The patent application number is CN202610446581 20260407. The patent ..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Laiwu Fangyuan Metal Products has applied Chinese patent for Heat Treatment Device and Heat Treatment Method for Cold-bent Steel Pipe. Xie Chaochan, Li Chunlin, Chi Yongbo, Li Ming, Li Puqing, Wang Lei, Xue Yutao and Li Yangping developed it.
The patent application number is CN202610629338 20260509. The pate..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Dongguan EMTEK has submitted a patent application for Method, System and Device for Eliminating Residual Stress of Metal Pipe. This invention was developed by Zhu Xuan, Li Rongfeng, Zhang Heng, Li Guoping, Zhao Yinglin, Shu Huiyan and Li Lijuan.
The patent application number is CN202610271172 20260306. The p..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Baowu Special Metallurgy has submitted a patent application for Manufacturing Method for Small-caliber G115 Martensite Heat-resistant Steel Thin-walled Pipe with Wall Thickness Smaller Than or Equal to 5 Mm. This invention was developed by Sun Qiang, Liu Junzhan, Zhao Xin, Zhao Haiping, Zhao Haiyan and Xu Fen..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Baowu Special Metallurgy has submitted a patent application for Production Method of 20-ton Large-piece-weight G115 Pipe Blank. This invention was developed by Li Bo, Sun Qiang, Zhu Zhenqiang, Tong Yinghao, Zhao Haiping and Xu Feng.
The patent application number is CN202610253764 20260303. The patent publica..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has released Baowu Special Metallurgy patent application for Differential Cooling Process for Heat-resistant Steel Pipe. This invention was developed by Sun Qiang, Ding Yi, Wang Tingting, Ou Xinzhe, Zhao Haiping and Zhao Haiyan.
The patent application number is CN2..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Ling Yuan Iron & Steel has filed a patent application for Anti-blocking and Unblocking Device for Micro-differential Pressure Sampling Pipe of Converter. This invention was developed by Liu Xinqi, Zhang Xiaojing, Wu Di, Ma Jian, Yang Yunpeng, Zhi Yanqun and Li Xiaochuan.
The patent application number is CN20..
Pipe
| Sun 23 Aug 2026
Beijing, Aug. 24 -- Hangzhou Haize Water Conservancy Eng Co Ltd, Hangzhou Hengxiang Water Conservancy Construction Co Ltd and Zhejiang Hongyun Ecological Construction Co Ltd have secured a patent on Crossing Culvert Pipe Structure. Fu Lifeng, Xuan Haifeng, Xu Baiyao and Gan Chunyan developed the invention.
The patent applicat..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Southwest Chongqing Aluminum Mat Production Development Co Ltd has secured a patent on Feeding Guide Device for Aluminum Alloy Welded Pipe. Wang Shuming and Chen Pengfei developed the invention.
The patent application number is CN202422407858U 20241008. The patent publication number is CN223575481 (U). Int..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Handan Zhengda Pipe Group for Steel Pipe Conveying Roller Equipment. Zhang Hongshun, Wang Zhi, Wang Yuanzhi, Zhai Yongli and Wang Zhiwei developed the invention.
The patent application number is CN20252006801U 20250103. The patent publicatio..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Guangxi Construction Engineering No. 1 Construction Engineering Group has obtained a patent for trolley moving device built by using steel pipes. This invention was developed by Sun Fuda, Tan Kaijun, Wang Liang, Wei Zhaoquan, Zhou Xin, Liu Hansheng, Xue Chao, Ruan Jiarong, Zeng Keqiang, Tang Jian and Huang Ge..
Pipe
| Mon 24 Aug 2026
Beijing, Aug. 25 -- Zhaoyiyuan Tech Xiamen Co Ltd has been granted a patent for Anti-skid Damping Pipeline Transportation Frame. Xue Qishun developed the invention.
The patent application number is CN202422251079U 20240913. The patent publication number is CN223575118 (U). International Patent Classification codes are B65D61/..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Baotou Iron and Steel Group has received a patent for Device for Transversely Scribing Inner Wall of Circular Steel Pipe. This invention was developed by Feng Xiaodong, Wang Zenghai, Bai Yunlong, Zhao Guanglin, Wang Ting, Sun Bin, Shi Xiaoxia, Jia Dongmei and Kang Hong.
The patent application number is CN202..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Baotou Iron and Steel Group for Scribing Device for Quartering Outer Surface of Steel Pipe in Circumferential Direction. Feng Xiaodong, Wang Zenghai, Bai Yunlong, Zhao Guanglin, Wang Kezhong, Wang Ting, Sun Bin, Shi Xiaoxia and Wang Xin devel..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Baotou Iron and Steel Group has received a patent for Scribing Device for Trisecting Outer Surface of Steel Pipe in Circumferential Direction. This invention was developed by Feng Xiaodong, Wang Zenghai, Bai Yunlong, Zhao Guanglin, Wang Kezhong, Wang Ting, Sun Bin, Jia Dongmei and Luo Zhonghui.
The patent ap..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Chinese Patent for Scribing Device for Quartering Circumferential Direction of Inner Wall of Steel Pipe has been issued to Baotou Iron and Steel Group. This invention was developed by Feng Xiaodong, Wang Zenghai, Bai Yunlong, Zhao Guanglin, Wang Kezhong, Wang Ting, Sun Bin, Sha Huiying and Liang Baosheng.
Th..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- China National Heavy Duty Truck Group Taian Wuyue Special Vehicle has secured a patent on Steel Pipe Storage Rack. Li Changying, Chen Yantao, Wu Feng and Liu Shengjie developed the invention.
The patent application number is CN202423216651U 20241225. The patent publication number is CN223573152 (U). Internat..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Unijoin Machinery Equipment Shanghai Co Ltd has been awarded a patent for Hydraulic Pipe Buckling and Pressing Auxiliary Neatening Device and Buckling and Pressing Mechanism. This invention was developed by Cheng Xin and Lyu Zheng.
The patent application number is CN202423264079U 20241230. The patent publi..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Dazhen Vehicle Material Kunshan for Steel Pipe Machining Clamp with Protective Structure. Huang Fengkui developed the invention.
The patent application number is CN202422917733U 20241128. The patent publication number is CN223572942 (U). Int..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Luzhou Tuochuang Machinery Co Ltd has been granted a patent for Fixing Tool for Three-way Pipe Machining. This invention was developed by He Pai, Wang Tonghai and Liu Yang.
The patent application number is CN202423218596U 20241226. The patent publication number is CN223572889 (U). International Patent Clas..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Guangdong Gaoergao Plastic Tech Co Ltd for Pipe Core Polishing, Transferring and Clamping Device. Chen Dafeng developed the invention.
The patent application number is CN202423179710U 20241223. The patent publication number is CN223572887 ..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to Dalian Wosen Fluid Tech Co Ltd for Clamping Device for Pipeline Polishing. Xu Xiaojun, Zhang Yipeng, Liu Xianjin and Zhu Weiming developed the invention.
The patent application number is CN202422753476U 20241112. The patent publication num..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Zhou Ruixing has been granted a patent for Rust Removal Device Convenient to Clamp and Used for Overhauling Boiler Pipe Valve of Thermal Power Plant.
The patent application number is CN202422762121U 20241113. The patent publication number is CN223572807 (U). International Patent Classification codes are B..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Jinan Malleable Iron Pipe Mfg Co Ltd has been granted a patent for Online Outer Weld Joint Coping Device and Production Line for Spiral Anti-corrosion Pipe. This invention was developed by Zuo Chuanyou, Zhang Changliang, Jia Siwu and Xu Yanchao.
The patent application number is CN202422277923U 20240918. Th..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- State Intellectual Property Office of China has awarded a patent to China Three Gorges Construction Engineering Group for Derusting and Cleaning Device for Outer Wall of Pipeline. Lu Guowei, Zhang Ruilin, Liu Hao, Xie Yamei, Liu Xiurong, Zhang Zhaoqin and Lu Kunming developed the invention.
The patent applic..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Zhejiang Hailong Sanitary Ware Co Ltd has been granted a patent for Polishing Device for Metal Pipe Machining. This invention was developed by Tang Qi, Tang Hailong and Tang Linfeng.
The patent application number is CN202422576510U 20241024. The patent publication number is CN223572787 (U). International P..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Chinese Patent for Blind Hole Pipe Preparation Tool has been issued to Suzhou Kema Materials Technology. This invention was developed by Dai Yingcheng, Chen Yonggui, Pan Zhengyang, Xin Rongbin and Liu Xianbing.
The patent application number is CN202423230598U 20241226. The patent publication number is CN2235..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Zhangzhou Yuhao Metal Material has been granted a patent for Dust Removal Type Stainless Steel Pipe Welding Seam Polishing Equipment. Lai Guowen, Lai Yankun, Gao Hexi and Lai Jihong developed the invention.
The patent application number is CN202423128098U 20241218. The patent publication number is CN22357275..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Hebei Shuishangshui Glass Fiber Reinforced Plastic Products Co Ltd has been awarded a patent for Surface Finishing Device for Production of Non-cutting Glass Fiber Reinforced Plastic Winding Pipeline. This invention was developed by Yuan Wei, Wang Jun and Yuan Hui.
The patent application number is CN202423..
Pipe
| Tue 25 Aug 2026
Beijing, Aug. 25 -- Foshan Tenglei Hardware Products Co Ltd has been awarded a patent for Variable-diameter Stainless Steel Pipe Grinding Equipment. This invention was developed by Peng Jianyang and Zhou Junying.
The patent application number is CN202423263474U 20241230. The patent publication number is CN223572724 (U). Inter..
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