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Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Three Gorges Environmental Tech Co Ltd and China Three Gorges have submitted a patent application for Drainage Pipe Network Mixed Connection Troubleshooting Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Wang Wanqiong, Zhao Zhichao, Peng Shouhai, Liu Wei, Nie Bo, X..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- North China University of Water Resources & Electric Power and Henan Qianping Reservoir Irrigation District Eng Co Ltd have applied Chinese patent for Water Hammer Optimization Protection System and Protection Method for Large-size Composite Water Conveying Pipeline. Wu Peiwen, Wang Ke, Zhang Xianqi, Zhang Pe..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Wuhan Fengli Photoelectric Tech Co Ltd and Wuhan University of Technology have submitted a patent application for Optical Cable Pipeline Leakage Monitoring Identification Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Tang Wan, Xiao Fan, Xu Yimin, Li Kai and He Gua..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Powerchina New Energy Group and Tsinghua University have ssubmitted a patent application for Injection-production Pipe Suspension Height Adjusting Method and Device and Injection-production Pipe. This invention was developed by Li Longfei, Wang Ning, Song Xijie, Ma Ling, Wang Jie, Zhao Weiqiang, Wang Tao and ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- China Energy Engineering Group Zhejiang Electric Power Design Institute and Guoneng Zhejiang Beilun Power Generation Co Ltd have filed a patent application for Multi-pipe Type Chimney with Segmentally Suspended Inner Barrel and Construction Method of Multi-pipe Type Chimney. This invention was developed by Lu..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Guangdong Longfeng Prec Copper Pipe Co Ltd patent application for Automatic Unloading Method for Hard Large Bulk Trays. This invention was developed by Liu Zhihui, Lee Ho-chun, Du Zhixun, Wu Xiao, Huang Ling, Zhang Kangkang and Hu Jie. The patent app..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Beijing Microelectronic Technology Inst patent application for Clock Delay Circuit for Reducing Interleaving Distortion of Time Interleaving Pipeline ADC (analog to Digital Converter). This invention was developed by Zhang Tieliang, Chu Fei, Zhu Qintian..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Jiangsu Daocheng Pipe Industry Tech Co Ltd has applied Chinese patent for Seamless Treatment Device and Method for Welded Pipe. Kuang Yilong, Yan Zhili, Zhao Xiaobing, Chen Jianhua, Dou Hongri and Cui Gong developed it. The patent application number is CN20251215334 20251230. The patent publication number ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Qingdao Hongfang Metal Mat Co Ltd patent application for Continuous Treatment Method for Polishing Inner Wall of Copper Pipe. Wang Kun and Wang Yugang developed the invention. The patent application number is CN202511926998 20251219. The patent publi..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Qingdao Aweidi Prec Metal Manufacturing Co Ltd has applied Chinese patent for Welding Spot Position Layout Optimization Method for Steel Pipe Welding. Li Yonghui, Liu Jingjiang, Shi Yonghong, Li Haiming, Li Hongzhang and Zhang Xingfa developed it. The patent application number is CN202511910489 20251217. T..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Nantong Wotai New Energy Co Ltd has submitted a patent application for Method for Simulating Liquid Flow of Energy Storage Fire Hose in Computer Graphics. This invention was developed by Chen Yujia, Jiang Chao, Jin Xinxin, Wu Ming, Zhai Xiaoting, Zhao Zhenchao, Jiang Zhaoxia, Guo Shuai, Wang Liang, Huang Jie,..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Anhui Zhixiangyun Tech Co Ltd patent application for Building Construction Hidden Pipeline Visualization Method and System Based on AR. This invention was developed by Zhang Bo, Cui Kaifei, Guo Xiangpan, Liu Guang, Huo Jing, Wang Junfang, Dai Xizhong, Z..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Beijing Keer Kuen New Material Tech Co Ltd has sought patent for Heat Preservation Pipeline Cathode Protection Device and Protection Method Thereof. This invention was developed by Ding Yi, Zhang Yankun, Jiang Hua, Jiang Zitao and Ding Baofeng. The patent application number is CN202511972555 20251225. The ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Tianjin Tonghaohe Tech Co Ltd has sought patent for Telescopic Supporting Device for Municipal Underground Pipeline Slope Protection. This invention was developed by Sun Shiming, Li Juan, Li Qiang and Wang Yudong. The patent application number is CN202610140677 20260202. The patent publication number is CN..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Dongguan Jieyu Machinery Co Ltd has submitted a patent application for Laser Cladding Reinforced Charging Barrel for Extruding Ultra-pure Fluoroplastic Pipe and Preparation Method of Laser Cladding Reinforced Charging Barrel. Deng Junjie, Tan Dongrong, Xie Junjie and Luo Caiyuan developed the invention. Th..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Sichuan Expressway Construction And Dev Group Co Ltd, Sichuan Chuangao Engineering Tech Consulting Co Ltd and Xihua University patent application for Pipe and Cable Combined Type Anchoring System and Construction Method. The invention was developed by ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Xi An Golden Mountain Ceram Composites Co Ltd and Sdic Ceramic Based Composite Materials Research Inst Xian Co Ltd patent application for Supporting Tool and Method for Thin-wall Large-length-diameter-ratio Composite Pipe Fitting Cvi Process. Cheng Su, ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Luoyang Ship Material Research Inst No. 725 Research Inst Of China State Shipbuilding Corporation Lim has submitted a patent application for Natural Film Forming Method and Detection Method for Copper-nickel Alloy Pipe. This invention was developed by Li Longbo, Zhao Yanfei, Xuan Junji, Wu Xiaoyu, Wei Daling,..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Shaanxi Energy Power Operation Co Ltd patent application for Multi-layer Composite Protective Coating for Boiler Pipeline and Preparation Method of Multi-layer Composite Protective Coating. This invention was developed by Wei Jiagui, Du Jiaowei, Lyu Pin..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Handan Youfa Steel Pipe Co Ltd and Tianjin Youfa Steel Pipe Group Co Ltd patent application for Zinc Pot Slag Salvaging Device for Steel Pipe Galvanization. Xiao Xing, Li Fei, Liang Xingwang, Zhang Fengde, Chen Jinqi and Li Maoxue developed the inventio..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Yangzhou Longchuan Energy Equipment Co Ltd has submitted a patent application for Ultra-large-diameter Thick-wall Tp347h Stainless Steel Seamless Pipe for Coal Chemical Industry and Manufacturing Method Thereof. This invention was developed by Wang Lujun, Wang Wei, Wu Hao, Wang Kezhen, You Fengzhi, Shen Jiaba..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Inner Mongolia Baotou Steel Union Co Ltd has submitted a patent application for Production Method of Normalizing-free Line Pipe. This invention was developed by Chen Shengming, Wang Zenghai, Wei Miao, Huang Meng, Pei Fuli, Yu Zejin, Mi Yongfeng, Liu Yurong and Zhang Xinggang. The patent application number ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Anhui Jiuzhoutong Pipe Tech Co Ltd patent application for Formula and Industrial Production Process of Flame-retardant Toughened Modified MPP (modified Polypropylene) Pipe. Tan Chao and Yang Lei developed the invention. The patent application number ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Binzhou Thermal Co Ltd patent application for Heat Supply Pipe Network Analysis Method Based on Water Conservancy Calculation. The invention was developed by Wang Lu, Wang Yongliang, Li Kuan and Yang Zhimin. The patent application number is CN202511..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Shanghai Jiao Tong University has submitted a patent application for Runner Plate Assembly Layout and Pipeline Optimization Method. Ju Changjiang, Shin Ga-su, Yao Xueyu and Pan Changchun developed the invention. The patent application number is CN20261024627 20260108. The patent publication number is CN121..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Beijing Baidu Netcom Science & Technology patent application for Pipeline Cavitation Prediction Model Training Method, Prediction Method, Device and Medium. Liu Rui, Ma Yanjun, Chen Kai, Hu Xiaoguang and Gao Tiezhu developed the invention. The patent..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Guangdong Yanggang Construction Eng Co Ltd patent application for Sewage Pipeline Structure and Maintenance Method. Lai Jiewen, Zhu Yingjuan, Lai Wenbin, Zhu Cuijuan, Liu Huaquan and Chen Junqi developed the invention. The patent application number i..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Guangzhou Leishi Fluid Tech Co Ltd patent application for Pipe Joint and Manufacturing Method, Assembling Method and Maintaining Method Thereof. This invention was developed by Jiang Changhua. The patent application number is CN20251256380 20251231. ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Shenzhen Tianfeng Building Mat Co Ltd has submitted a patent application for Pressure-bearing Anti-leakage Sleeve Joint for Municipal Drainage Pipeline. This invention was developed by Lin Qiying. The patent application number is CN20261027930 20260109. The patent publication number is CN121739202 (A). Int..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Guangdong East Pipes Co Ltd patent application for Multi-layer Composite High-pressure-resistant Tailing Pipe and Forming Method Thereof. The invention was developed by Liu Yanliang and Lin Jinqiang. The patent application number is CN202610199387 2..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Shanghai Nuclear Engineering Research & Design Inst Co Ltd has sought patent for Pipeline Mounting Structure for Axial Degree-of-freedom Decoupling. This invention was developed by Wu Chunhua, Dong Fei, Yin Wenhan, Chu Meng, Li Rui, Gao Yuhang, Sun Feifei, Hu Wentian, Zhao Jiahong, Zheng Mingguang, Ding Zhenk..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Social Work Univ has submitted a patent application for Gas Supply Pipeline Device of Hydrogen Energy Cremation Machine. This invention was developed by Liu Kai, Liang Yi, Ren Tongli, Zhao Yong, Liu Yanming, Wang Mingheng, Liu Guokai, Ding Qihe, Liu Yilong, Su Yuzhu, Dong Xiling, Zhang Zhendong, Xu Xiaoling a..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Jinan Puli Water Supply Engineering Design Inst Co Ltd has submitted a patent application for Building Construction Pipeline Clamping Device. Du Yueyu developed the invention. The patent application number is CN202610153210 20260203. The patent publication number is CN121739193 (A). International Patent Cl..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Guangdong Xinwang Engineering Tech Co Ltd patent application for Natural Gas Pipeline Supporting and Protecting Method for Subsidence Area. This invention was developed by Shi Jiale, Hao Kaili, Li Chenyu, Zeng Wenying, Chen Zhenxi, Wen Zhihang, Chen Jun..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Anhui Jiuzhoutong Pipe Tech Co Ltd has filed a patent application for Electric Hot Melting Connection Treatment Process for Pe Pipes for Municipal Pipelines. This invention was developed by Tan Chao and Yang Lei. The patent application number is CN202511982883 20251226. The patent publication number is CN1..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- Ningbo Yingming Construction Eng Co Ltd has sought patent for Petroleum Pipeline Mounting Device. This invention was developed by Zhu Yuxi and Chen Dingcheng. The patent application number is CN202610222097 20260225. The patent publication number is CN121735116 (A). International Patent Classification code..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released China Water Conservancy & Hydropower Eng Consulting Guiyang Co Ltd and Powerchina Guiyang Engineering Corporation patent application for Hoisting Device for Water Diversion Pipeline of Pumped Storage Power Station. This invention was developed by Zeng D..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Zhejiang Jinhang Steel Pipe Co Ltd patent application for Steel Pipe Conveying Equipment and Heat Treatment Furnace. The invention was developed by Ye Xiaxuan, Ye Xiakai, Jiang Lijing, Wu Donghua and He Qingyou. The patent application number is CN20..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Nantong Hutong Marine Tech Co Ltd has filed a patent application for LNG Pipeline Composite Cold Insulation System and Construction Method. This invention was developed by Jin Rong, Chen Baozhou, Kang Jie, Zhu Xiaokui and Jin Kai. The patent application number is CN20251246135 20251231. The patent publicat..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Beijing Inst Technology has applied Chinese patent for Low-frequency Damping Device Suitable for Pipelines of Various Specifications. Wang Xiao, Zhu Rui, Zhou Hao and Wang Dongwei developed it. The patent application number is CN202511992570 20251226. The patent publication number is CN121739223 (A). Inter..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Yingqiao Machinery Mfg Co Ltd has submitted a patent application for Anti-freezing Multi-layer Composite Heat Preservation Sleeve for Heat Tracing Pipeline. This invention was developed by Kang Yajun, Hong Jin-gon, Hong Xinqiang, Li Qin, Hong Weipeng, Hong Xinwei and Chen Yashan. The patent application num..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Zhejiang Huirui Fluid Intelligent Control Co Ltd has submitted a patent application for Special-shaped Pipe Water Segregator Device. Zhuang Daofang, Huang Shufeng and Huang Yonggan developed the invention. The patent application number is CN20261066791 20260119. The patent publication number is CN121739217..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Xi'an Golden Mountain Ceram Composites Co Ltd patent application for Preparation Method and Preparation Mold of Thin-wall Ceramic Matrix Composite Spray Pipe. This invention was developed by Tu Jianyong, Zhao Dangfeng, Cheng Laifei and Wang Peng. The..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Zhongtian Iron & Steel Group, Nantong and Zenith Steel Group Co Limited patent application for Three-stage Reverse Osmosis Water Inlet Pipeline Residual Chlorine Control System and Control Method Thereof. The invention was developed by Huang Yanbin and..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Shanghai Weiche Tech Co Ltd has submitted a patent application for Wind Power Valve Assembly and Pipeline Device Using Same. This invention was developed by Xi Xianjin and Hu Long. The patent application number is CN202610188234 20260210. The patent publication number is CN121739153 (A). International Pate..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Jiaozuo Yupeng Machinery Mfg Co Ltd has submitted a patent application for Sintering Machine Flue Gas Circulating Pipeline with Cleaning Function. Xie Jinping, Liu Mian, Li Wulan, Liu Changyong, Li Haijun, Liu Ying, Wan Chuanliang, Qin Xiaosan, Cheng Hanfeng, Su Zhanguo, Zhang Pengfei and Wang Yunxiang develo..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Yancheng Aokai Mingtong Valve Co Ltd patent application for Online Plugging Type Flat Valve for High-pressure Pipeline. The invention was developed by Li Bo, Ni Jiajia, Cai Lei and Wan Hongxia. The patent application number is CN202511991713 2025122..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Dalian Really Fluid Tech Co Ltd has filed a patent application for Coaxial Valve Sealed by Corrugated Pipe and Sealing Method. This invention was developed by Gao Yonggang. The patent application number is CN20261055521 20260116. The patent publication number is CN121739117 (A). International Patent Classi..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Guangdong Zhenke Disaster Prevention Tech Co Ltd has submitted a patent application for Underground Natural Gas Pipeline Leakage Detection Method, Device and Equipment and Storage Medium. This invention was developed by Liang Liwen. The patent application number is CN202610123479 20260129. The patent publi..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Baoxin Software Wuhan Co Ltd has submitted a patent application for Intelligent Safety Management Monitoring Platform for Industrial Gas Filling and Conveying Pipeline. Huang Kai developed the invention. The patent application number is CN20261040589 20260113. The patent publication number is CN121739298 (..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Hebei Natural Gas Co Limited patent application for Residual Gas Recovery Device for Natural Gas Transmission and Distribution Pipeline. Lin Hao, Liu Tianyu, Shi Lei, Song Yulong and Han Mingchang developed the invention. The patent application numbe..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Dongying United Petrochemical Co Ltd has filed a patent application for Heating Medium Water Heat Tracing System for Steam Pipe Network. This invention was developed by Ma Tianqiang, Guo Ruifeng, Gao Chenglin, Zhang Xinguo and Wang Zhen. The patent application number is CN20261034150 20260112. The patent p..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published China Coal Research Inst, Beijing Tech Research Branch Of Tiandi Science & Tech Co Ltd and Chongqing Smart City Technology Research Inst Co Ltd Of China Coal Technology Engineering Group patent application for Pipe Gallery Dynamic Risk Assessment Metho..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Sichuan Expressway Construction And Dev Group Co Ltd, Sichuan Chuangao Engineering Tech Consulting Co Ltd and Xihua University patent application for Pipe and Cable Combined Type Anchoring System Capable of Achieving In-pipe Grouting and Construction M..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- China Tower Corporation Ltd Jiangxi Branch has filed a patent application for Double-light Image Fusion Heat Supply Pipe Network Fault Multi-target Detection Method and System. This invention was developed by Zhan Ying, Wan Wentao, Guo Hui, Gao Zhendong, Luo Jinhua, Fu Peng, Chen Shuguang and Zhou Suning. ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Shaanxi Weifeng Instrument patent application for Carrier Device for Conveying Radioactive Source in Pipeline. The invention was developed by Du Huajie, Chang Xianlong, Zhang Yan, Liu Siwei and Luo Kewei. The patent application number is CN20251199270..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Shenzhen Power Supply Bureau patent application for Plugging Device for High-voltage Cable Embedded Pipe and Cable Penetrating Pipe Plugging Device. Lei Da, Zhou Song, Lei Song, Chen Tengbiao, Yang Jie, Zhang Fengyin, Zhao Weili, Hu Liguang, Huang Zongz..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Hangzhou Yingmin Technology has submitted a patent application for Pipe Fitting Contour Real-time Tracking and Deformation Analysis Method and System Based on Parallel Backlight Visual Imaging. Chen Yong, Mao Han, Zuo Pengbo, Liu Lidan, Fei Minghui, Wu Fulong and Yu Minbo developed the invention. The patent ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- South China University of Technology has filed a patent application for Parallel High-temperature Heat Pipe Structure Model and Numerical Simulation Method. This invention was developed by Zeng Qin, Wu Ming'en and Chen Yanyan. The patent application number is CN202511625265 20251107. The patent publication n..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released China Tiesiju Civil Engineering Group patent application for Reusable Wedge Locking Type Steel Structure Pipe Jacking Back Wall and Forming Method. This invention was developed by Wu Hongjin, Liang Conghao, Zhu Xiaoguo, Yu Zhen, Chu Bingqing, Zeng Wenbi..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Dalian University of Technology has sought patent for Heat Transfer Calculation Method for Pulsating Heat Pipe with Gradient Wetted Surface. This invention was developed by Wen Rongfu, Ma Xuehu, Hao Tingting, Li Delong and Zheng Mingke. The patent application number is CN202511914999 20251218. The patent pub..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Dalian University of Technology has submitted a patent application for Pulsating Heat Pipe Heat Transfer Calculation Method Capable of Adjusting Inclination Angle and Liquid Filling Rate. Wen Rongfu, Ma Xuehu, Hao Tingting, Li Delong and Zheng Mingke developed the invention. The patent application number is ..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- North China University of Technology has applied Chinese patent for Underground Pipe Gallery Area Density Inversion Method and Device Based on Muon Imaging. Geng Chao, Zhang Hong, Li Quanming, Peng Zhaohua, Wang Yajie, Yang Fuhan, Chen Cheng, Li Wei, Shi Xianfeng, Wang Yukai and Duan Zhijie developed it. The..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 29 -- Shandong Kang GE Energy Technology and Shandong University of Science and Technology have sought patent for Method for Intelligently Detecting Blockage Position of Coal Mine Filling Pipeline by Using Radioactive Isotope. This invention was developed by Du Zhaowen, Yang Shuai, Yoon Dae-wi, Bi Zhiqiang, Zheng C..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Changjiang Ecology Environmental Protection Group has applied Chinese patent for Concrete Pipe Joint Device Convenient to Install. Deng Shirui, Liu Jie, Mao Huixian and Shi Changming developed it. The patent application number is CN202610120422 20260128. The patent publication number is CN121738253 (A). Inte..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- China Three Gorges has submitted a patent application for Drainage Pipeline Self-flushing Device and Method and Sewage Pipe Network Sediment Regulation and Control System. This invention was developed by Wang Wanqiong, Zhu Xiaomeng, Fang Shuai, Peng Shouhai, Zhao Zhichao, Liu Yuan, Li Yaqing, Liao Xinyu and Y..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- General Water of China has submitted a patent application for Emptying and Flushing Structure, Emptying Method and Flushing Method for Water Supply Tail End Pipeline. This invention was developed by Zhou Min, Yang Du, Wang Jingfan, Li Xiaoshang and Tang Ning. The patent application number is CN202610223224 2..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Chengdu Qinchuan IoT Technology has applied Chinese patent for Intelligent Gas Pipeline Self-protection Method, Internet of Things System and Storage Medium. Cheng Zhubin, Li Yong, Zhang Lei, Shao Zehua and Quan Yaqiang developed it. The patent application number is CN202610179431 20260209. The patent public..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Linyi Hongyang Pipe Industry patent application for Heat Supply Pipe Network Inspection Method Based on Digital Twinborn Technology. This invention was developed by Wang Fei, Tanikata, Li Ailian, Yang Xunhe, Han Guofu, Li Wei, Liu Zhongxue, Chen Yan and..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 29 -- Hefei General Machinery Research Institute Co Ltd and Sinomach General Machinery Science & Tech Co Ltd have filed a patent application for Refrigeration Pipe Welding and Positioning Tool. This invention was developed by Wang Xiaoguang, Kong Xiaoming, Zhu Shuting, Shang Yunheng, He Junqian, Li Wei and Zhang Hu..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Shanxi 2nd Construction Group patent application for Large U-shaped Light-weight Assembly Type Machine Room Pipeline Jacking Structure. This invention was developed by Xue Qiyang, Wu Yongfu and Nie Kai. The patent application number is CN202511810522 2..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Shanghai Foundation Engineering Group patent application for Friction Type Steel Pipe Piece Lifting Appliance for Vacuum Chuck. Fan Bin, Gong Yan, Hua Jie, Luo Yunfeng, Yang Zisong and Qiu Songyu developed the invention. The patent application number i..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Jinan Bodor Laser patent application for Pipe Feeding Device and Control Method Thereof. The invention was developed by Guo Fangjia, Du Fuqiu, Gu Zhongxin, Wang Fafeng and Meng Yixing. The patent application number is CN202610118865 20260128. The pate..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- Xinxing Ductile Iron Pipes has submitted a patent application for Automatic Deviation Rectifying System and Deviation Rectifying Method for Pipeline Conveying in Annealing Furnace. This invention was developed by Huang Zhiyao and Huang Dong. The patent application number is CN20251254328 20251231. The patent..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- Tianjin Taihe Energy Saving Technology has sought patent for Feeding Device for Thermal Insulation Pipe Machining and Control Method. This invention was developed by Zhang Yang, Zhang Yuanyuan, Lee Heon-sil, Wei Song, Yan Zhongchen and Zhang Jingna. The patent application number is CN202511991096 20251226. T..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Shanghai Baoye Group Corporation has submitted a patent application for Temporary Fixing Method and Device for Inner Pipe and Outer Pipe of Buried Steel Jacket Steel Pipeline. This invention was developed by Li Feixiang, Wu Wanjun, Wang Xuezhen, Cai Chuanguo and Zhu Tuo. The patent application number is CN20..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Shenyang Jianzhu University patent application for Multi-directional Damping Pipeline Anti-seismic Structure for Civil Engineering and Use Method of Multi-directional Damping Pipeline Anti-seismic Structure. Shen Tianhao, Wei Jingyu and Zhou Han develop..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Zhejiang Good Fittings has submitted a patent application for Stainless Steel Pipe Fitting with Anti-falling and Wear-resistant Coating and Preparation Method of Stainless Steel Pipe Fitting. This invention was developed by Xiang Liming, Shen Yongle, Wang Yongguang, Yang Yuejie, Zhang Bin, Xue Yongfu, Chi Gua..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Jinan Energy Engineering Group has sought patent for Industrial and Mining Adjustable Pipeline Mounting Bracket. This invention was developed by Chu Qingwei, Song Bin, Ko Young Jin, Zhang Lulu, Zhang Shiqiang, Lu Jixu, Liu Hong, Jia Sen, Wang Chao and Zhang Yanpeng. The patent application number is CN2026107..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Guoming Casting Pipes patent application for Outer Protective Sleeve of Micro Jacking Pipe and Rapid Curing Production Process of Outer Protective Sleeve. The invention was developed by Bi Chunlei, Tao Xingzhen, Liu Yunshan, Li Changfeng and Chen Tongy..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- Huaneng Qinmei Ruijin Power Generation has submitted a patent application for Device for Reducing Crystallization of Spraying Pipeline and Scaling of Atomizer and Using Method. This invention was developed by Shao Lihua and Deng Shan. The patent application number is CN20251253751 20251231. The patent public..

Pipe

  |  Sun 28 Jun 2026

Beijing, June 29 -- CGN Inspection Tech Co Ltd and Suzhou Nuclear Power Research Institute have filed a patent application for Self-adaptive Ultrasonic Detection Device for Pressure Vessel Connecting Pipe. This invention was developed by Liu Chao, Hong Maocheng, Shu Jialong, Zhao Yue, Huang Chunming, Wang Tao, Ye Xin and Wang We..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- China University of Geosciences, Beijing has submitted a patent application for Double-pipe Guiding Measurement-while-drilling Continuous Coring Drilling Process and Drilling Tool. This invention was developed by Su Shida, Gao Yulin, Kong Lingrong and Wang Yu. The patent application number is CN20261089469 2..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Anhui Xinfangzun Automation Technology patent application for Self-powered Foamed Aluminum Impact Sensing System for Submarine Pipeline Monitoring. Zhang Jin, Wu Zhikun, Sun Hao, Nie Gang and Ma Tianwei developed the invention. The patent application n..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Huadian Zhengzhou Mechanical Design Institute patent application for Mixer Suitable for Fluid Pipeline Conveying Uniform-temperature Heat Exchange. The invention was developed by Huang Zhiqiang, Li Xiangzhen, Hou Xiaoning, Liu Yuanyuan, Li Fang and Liu..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has released Shanghai Mingkong Sensor Technology patent application for Water Supply Pipeline Leakage Monitoring Method, System and Product Based on Voiceprint Feature Recognition. This invention was developed by Fu Xiaoqiang, Sun Wei, Chen Qingrong, Liu Xiaofu, Che..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Guangzhou Metro Group has sought patent for Splicing Error Control Method for Steel Pipe Pieces with Multiple Blocks. This invention was developed by Wang Hui, Gao Binyong, Huang Hui, Liu Zhicheng, Zhou Ziyang, Mo Nuanjiao, Zou Chenglu and Zhang Xiaoguang. The patent application number is CN202511718776 2025..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has received Tianhe Mechanical Equipment Manufacturing patent application for Combined Steel Pipe Piece Suitable for Open-type Tunnel Boring Machine. Zhang Xin, Wu Haixiang and Zhu Jingshan developed the invention. The patent application number is CN202511927918 20..

Pipe

  |  Tue 30 Jun 2026

Beijing, June 30 -- Shanghai Foundation Engineering Group has sought patent for Operation Method for Slurry Balance Shield Tunneling Machine After Connection with Matched Pipe Without Flow Interruption. This invention was developed by Li Zengye, Fan Bin, Lu Zheng, Hua Jie, Liu Gang, Niu Siyi, Gong Yan, Wang Kai, Li Changtao, Luo..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 30 -- State Intellectual Property Office of China has published Sepcoiii Electric Power Construction patent application for Transportation Device Suitable for Multi-pipe-diameter Large-weight HDPE Pipelines. The invention was developed by Yuan Man, Song Xu and Cheng Junlei. The patent application number is CN202..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 29 -- Tianjin Polytechnic University and Inner Mongolia Chenggang Pipeline Tech Co Ltd have submitted a patent application for Self-adaptive Fusion Steel Pipe Welding Seam Tracking Method and System. Gu Rui, Liu Wenji, Yue Jianfeng and Liu Chengguo developed the invention. The patent application number is CN2026..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 29 -- Changjiang Institute Of Survey Planning Design And Research Co Ltd and Changjiang Geophysical Explor & Testing Co Ltd have submitted a patent application for Pipe Diameter Measuring Device and Method. This invention was developed by Huang Wenhuan, Su Ting, Xiao Jiahao, Chen Shangfa, Ding Liangqing, Cheng Peng..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 29 -- Binzhou Weiqiao Guoke Advanced Technology Research Institute and Zouping Hongzheng New Material Technology have submitted a patent application for Reconfigurable Motion Platform and Mobile Robot with Multiple Motion Modes in Pipeline Curved Surface Environment. This invention was developed by Lin Song, Wu Yut..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 29 -- Beijing China Coal Mine Engineering, Changjiang Institute Of Survey Planning Design And Research Co Ltd and Jianghan Water Network Construction Dev Co Ltd Of China South To North Water Diversion Group have submitted a patent application for Sleeve Valve Pipe Structure, Parameter Determination Method and High-..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 29 -- Lijiahao Coal Mine Of China Nat Energy Baotou Energy Co Ltd and Liaoning Technical University have submitted a patent application for Coal Mine Drainage Pipeline Mounting Robot and Working Method Thereof. This invention was developed by Wang Jianguo, Li Guocheng, Yang Di, Zhang Kai, Meng Zhigang, Xie Chunxue,..

Pipe

  |  Sun 28 Jun 2026

Beijing, June 29 -- Chang'an University and Zhejiang Academy Of Emergency Management Sciences Zhejiang Safety Production Tech Detection Examinat have applied Chinese patent for Device and Method for Simulating Surface Collapse Under Coupling Action of Pipeline Leakage and Rainfall. Huang Qiangbing, Xue Liming, Tao Xuewen, Ma Sha..

Pipe

  |  Sun 28 Jun 2026

Beijing, June 29 -- Tiandi Changzhou Automation Co and Changzhou Research Institute Co Ltd Of China Coal Tech And Engineering Group have submitted a patent application for Coal Mine Pipeline Water Quality Monitoring Device and Method. Lu Min, Wang Xueming, Huang Jingzhi, Lu Donggui, Liu Yan, Song Chuanzhi, Wan Gaojie, Yuan Youli..

Pipe

  |  Sun 28 Jun 2026

Beijing, June 29 -- Zhonghan Lyuzhi Wuhan Pipeline Tech Co Ltd and Wuhan Design & Research Institute Co Ltd Of China Coal Technology & Engineering Group have submitted a patent application for Abrasion Test System and Method for Coal Slurry Conveying Pipeline. This invention was developed by Geng Pengyue, Lu Yun, Zhang Chunquan,..

Pipe

  |  Sun 28 Jun 2026

Beijing, June 29 -- Shenyang Jianzhu University and Tianjin Renai College have applied Chinese patent for Static Pressure Prestress Measuring Device for Concrete Pipe Pile. Yang Zhijian, Wang Wenjin and Liu Xiao developed it. The patent application number is CN202511676408 20251117. The patent publication number is CN12172084..

Pipe

  |  Mon 29 Jun 2026

Beijing, June 29 -- Ningbo Municipal Engineering Construction Group and Yongrun Construction Engineering have submitted a patent application for Annular Synchronous Grouting Distributor Shell Structure for Pipe Gallery Construction Equipment. This invention was developed by Ye Zhaoquan, Xin Chaoming, Jiang Xianlong, Xu Enqiang, ..
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