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Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- China 22MCC Group Corporation has submitted a patent application for Pipeline Reshipment Device and Use Method. Meng Qingyao, Yu Hui and Li Yuehuan developed the invention.
The patent application number is CN202511424319 20250930. The patent publication number is CN121084468 (A). International Patent Clas..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- China University of Mining and Technology, Beijing has submitted a patent application for Pipeline Three-way Loading Device and Experimental Method. Zhu Jie, Tian Binjian, Zhang Yubo and Tang Shuo developed the invention.
The patent application number is CN202511116531 20250811. The patent publication num..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Wuhan University of Technology has applied Chinese patent for Pipeline Damping Device Based on Magnetorheological Effect and Control Method Thereof. Tu Jianwei, Xiao Yi and Liu Xinyu developed it.
The patent application number is CN202511218230 20250828. The patent publication number is CN121088779 (A). I..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Hangzhou Research Institute Xidian Univ and Xidian University have applied Chinese patent for Operational Amplifier for Operational Amplifier Shared High-speed Pipeline Analog-to-digital Converter. Shen Yi, Yu Chen, Liu Shubin, Ding Ruixue and Zhu Zhangming developed it.
The patent application number is C..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Wang Yonggang has applied Chinese patent for Temperature Control Dehumidification Device Based on Heat Pipe Precooling and Vapor Compression Refrigeration Condensation Heat Recovery. Wang Yonggang developed it.
The patent application number is CN202511355507 20250922. The patent publication number is CN12..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Jiangsu Yanghu Ind Development Co Ltd patent application for Air Pipe Structure for Building Ventilation. The invention was developed by Zheng Lijun, Chen Wei and Mao Yu.
The patent application number is CN202511346332 20250919. The patent publicat..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Nanjing Suxia Design Group Co Ltd has submitted a patent application for Double-reduction Arrangement System for Wide-area Load Adjustment of Heat Supply Pipe Network and Use Method of Double-reduction Arrangement System. This invention was developed by Wang Guoxing, Nai Yao, Zhang Yanjun and Liu Qing.
Th..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Jiangsu Xinriyuan Construction Energy Conservation Tech Co Ltd patent application for Energy-saving Hot Water Constant-pressure Water Supply Pipeline Control System. Wang Fei and Kan Jiuhao developed the invention.
The patent application number is C..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Tianjin Keep Running Tech Development Co Ltd has submitted a patent application for Data Processing Method and Equipment for Pipeline Anomaly Detection and Medium. This invention was developed by Zhou Zhaoming.
The patent application number is CN202511643643 20251111. The patent publication number is CN12..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Handan Youfa Steel Pipe Co Ltd has submitted a patent application for Steel Pipe Flexible Conveying Scheduling Method and System. This invention was developed by Chen Yongqiang, Xuan Dongyu, Ren Hongguang, Jia Guangtao, Wang Ning, Yang Xiangjun and Wang Shuhua.
The patent application number is CN202511634..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Guangzhou Electronic Tech Co Ltd Chinese Academy Of Sciences has submitted a patent application for Voiceprint Feature Extraction and Positioning Method for Pipeline Leakage Point. This invention was developed by Li Zhijian, Zhang Yuchen, Wu Guo, Gong Zhengping, Qin Jian, Long Xiangsui and Han Zhijun.
The..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Huaneng Clean Energy Res Institute and Huaneng Qingyang Coal and Electricity patent application for Carbon Dioxide Pipeline Conveying Phase State Detection Device and Monitoring Method. Zhao Jingchao, Shi Xuanming, Zhao Wentao, Zhu Yalong, Jing Tieya, ..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Guangdong Zhongxun Communication Equipment Ind Co Ltd has submitted a patent application for Plastic Pipe Crack Positioning Method. Yang Jie developed the invention.
The patent application number is CN202511630725 20251110. The patent publication number is CN121090681 (A). International Patent Classificat..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received China Special Equipment Inspection & Research Institute and Special Equipment Safety Supervision Inspection Institute of Jiangsu Province patent application for Oil and Gas Pipeline Internal Detection and Defect Quantification System and Method Based o..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Jiangsu Shengtai Nengwang Tech Co Ltd has applied Chinese patent for Multi-layer Fusion-based Aging Rate Prediction Method and Service Life Prediction Method for LNG (liquefied Natural Gas) Pipeline Heat Insulation Structure. Mao Yuhai, Xiang Bing, Ye Zhiqiang, Wang Chu, Liu Yanping, Zhang Wanwei, Wu Ran, Wa..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Beijing Boda Shunyuan Natural Gas Co Ltd patent application for Natural Gas Pipeline Network Operation Optimization Method and System Based on Big Data. Zhu Ying developed the invention.
The patent application number is CN202511198531 20250826. The ..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Zhejiang Gas & Thermoelectricity Design Institute Co Ltd patent application for Method for Calculating Whole-course Heat Dissipation Loss of Heat Supply Network Pipeline Based on Engineering Conditions. Pan Guoren, Wang Bin, Wang Wanjue, Han Yong, Xu L..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Zhejiang Gas & Thermoelectricity Design Institute Co Ltd has submitted a patent application for Heat Distribution Pipeline Medium Temperature Drop Calculation Method Based on Heat Dissipation Simulation Test Result. This invention was developed by Shao Luojiang, Chen Jun, Wang Bin, Xu Linde, Pan Guoren, Han ..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Shengde Xintai New Mat Co Ltd has submitted a patent application for Steel Pipe Stretcher Capable of Simulating High and Low Temperature Extreme Environment. This invention was developed by Yan Wei, Zhou Yixin, Zhou Wenqing, Wan Shuaishuai and Tan Shuping.
The patent application number is CN202511648306 2..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Zhonghong Inspection and Certification Group Co Ltd has submitted a patent application for Building Construction Steel Pipe Material Strength Detection Equipment. This invention was developed by Wang Yali, Shang Liwen, Shao Jian, Li Gen, Chen Jianbing, Li Jing, Zhang Lingling, Zhou Xiao, Liu Hao, Wang Nan, X..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Shandong Tenglong Tianyuan Rubber and Plastic Tech Co Ltd has sought patent for Anti-drawing Fatigue Detection Equipment and Method Based on Rubber Hose Production. This invention was developed by Zhang Yang, Wang Xiupeng and Zhang Xiaofei.
The patent application number is CN202511363810 20250923. The pat..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- China Resources Gas Ind Development Co Ltd has filed a patent application for Gas Pipeline Flow Abnormity Monitoring Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Wang Shaoling and Yang Lu.
The patent application number is CN202511226020 20250829. The patent p..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Wuhan Boray M&E Equipment Co Ltd patent application for Water Detection Equipment for Pipe Fittings. This invention was developed by Xie Shaoqing and Liu Jinyao.
The patent application number is CN202511228785 20250829. The patent publication number..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Jiangsu Jingchuang Electronics Co Ltd patent application for Thermocouple Assembly for Measuring Temperature of Pipeline and Measuring Method. Yang Quanlong, Qiu Yiqi, Shi Chong, Liu Guodong and Xu Yuan developed the invention.
The patent applicatio..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Jinhuangguan Construction Group Co Ltd has applied Chinese patent for Non-metal Pipeline Space Positioning Detection System. Wang Xuyang, Liu Dianwen, Jin Kedong and Zhu Wenjun developed it.
The patent application number is CN202511131689 20250813. The patent publication number is CN121089680 (A). Interna..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Jianhua Construction Mat Lianyungang Co Ltd patent application for Concrete Pipe Pile Wall Thickness Detection Device Adopting Laser Detection. Zhang Qite developed the invention.
The patent application number is CN202511595928 20251104. The patent ..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Shandong Haohua Pipe Ind Co Ltd has submitted a patent application for Laser Measurement Device and Method Based on Ultrahigh Polyethylene Wear-resistant Pipe Processing. This invention was developed by Liu Feng, Su Xiaoyong, Song Qingkai and Liu Pengxiang.
The patent application number is CN202511285187 ..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Shaanxi Sijichun Clean Heat Source Co Ltd patent application for Maintenance and Cleaning Device for Heating Pipeline. The invention was developed by Li Jianfeng.
The patent application number is CN202511443257 20251010. The patent publication numb..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Lanzhou Yuxing Tech Co Ltd has submitted a patent application for Multi-section Heat Exchange Type Heat Sink with Cabin Door Liquid Supply Pipe Inside Cabin Body. This invention was developed by Ma Yuelan, Wei Zhibin, Zhao Manchang, Zhong Ziqiang, Lu Xuepeng and Wei Qisong.
The patent application number i..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Zhejiang Shuangfeng Boiler Co Ltd has submitted a patent application for Vertical Single-loop Pipe Gas Steam Generator with Multi-stage Heat Exchange Structure. Fang Zixun, Wang Weihua, Lou Huafu, Lyu Xinbin, Xu Fei, Li Qi, Gu Dewu and Wu Xiannan developed the invention.
The patent application number is C..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Ningbo Qiyun New Material Tech Co Ltd patent application for High-temperature Heat Pipe Main Heat Source Driving Type Efficient Energy-saving Industrial Kiln. This invention was developed by Cai Xin, Han Kun and Yin Jialun.
The patent application nu..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Chongqing Trunera Intelligent Instr System Co Ltd patent application for Early Warning Method for Monitoring Abnormal State of Gas Pipe Network. Yang Bo, Zhu Zhiqin, Cho Yong-han, Long Xianhan, Yang Yong, Wan Yufeng, Huang Jun, Luo Haolin, Xie Wei, Xu ..
Pipe
| Tue 21 Apr 2026
Beijing, April 22 -- Yanan Gas Co Ltd has applied Chinese patent for Gas Pipeline State Monitoring and Intelligent Decision-making System. Liu Xiaojun, Wang Xiaodong, Shi Xiaogang, Yang Xi and Cao Panpan developed it.
The patent application number is CN202511138720 20250814. The patent publication number is CN121093068 (A). I..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Jiangsu Youfa Steel Pipe Co Ltd patent application for Roller Device for Welding Straight Seam Steel Pipe. This invention was developed by Zhang Jian, Zou Rongjing, Liu Bin, Jiang Peng, Guo Bin and Liang Yanlei.
The patent application number is CN20..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Beiliu Xinyue Stainless Steel Products Co Ltd has submitted a patent application for Multi-point Welding Device for Stainless Steel Pipeline. This invention was developed by Wu Zhaogui.
The patent application number is CN202511561865 20251029. The patent publication number is CN121083255 (A). Internationa..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Zibo Aierma Fire Equipment Co Ltd has sought patent for Positioning and Welding Tool for Fire-fighting Shower Pipe. This invention was developed by Fu Chuangang and Fu Junyao.
The patent application number is CN202511663200 20251113. The patent publication number is CN121083254 (A). International Patent C..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Jiangsu Liangjing Intelligent Tech Co Ltd has submitted a patent application for Welding Device for Heating and Ventilation Pipeline Production and Processing. This invention was developed by Ren Shuang and Dai Honglei.
The patent application number is CN202511454868 20251013. The patent publication numbe..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Huangshan Haina Intelligent Mfg Co Ltd patent application for Automatic Welding Device for Double-screw Pipe. The invention was developed by Pan Aijun, Chen Rui and Pan Wei.
The patent application number is CN202511251158 20250903. The patent publi..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Nantong Lijun Automation Equipment Co Ltd has sought patent for Automatic Steel Pipe Machining Device. This invention was developed by Sun Jiahui.
The patent application number is CN202511188341 20250825. The patent publication number is CN121083192 (A). International Patent Classification codes are B23K3..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published China Nuclear Industry 23 Construction and Nuclear Industry Res and Engineering Co Ltd patent application for Intelligent Pipeline Welding Method and System Based on Data Decision. The invention was developed by Liu Jinping, Feng Yingchao, Tang Chunyu..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Cangzhou Chuangying Tuozhan Equipment Co Ltd has submitted a patent application for Steel Pipe Laser Cutting Equipment. This invention was developed by Hu Yong, Xiao Baomei and Zhang Dong.
The patent application number is CN202511528645 20251024. The patent publication number is CN121083129 (A). Internati..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Qingdao Anbang New Energy Tech Co Ltd has filed a patent application for Laser Cutting Device for Iron Tower Steel Pipe Production. This invention was developed by Sun Xiaoqi, Zhao Xuling and Feng Zongfa.
The patent application number is CN202511390149 20250926. The patent publication number is CN12108312..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Hebei Yinglida Metal Products Co Ltd has sought patent for Metal Frame Pipe Numerical Control Cutting Machine and Cutting Method. This invention was developed by Wu Haoran, Jin Ning, Gu Linlin and Shang Xuejin.
The patent application number is CN202511238378 20250901. The patent publication number is CN12..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Wuxi Fangsheng Heat Exchanger Co Ltd has sought patent for Manufacturing Method of 5052 Aluminum Alloy Connecting Pipe and 304 Stainless Steel Melt-brazing Lap Joint. This invention was developed by Zhang Jie, Chen Chun, Qian Jie and Ding Lihai.
The patent application number is CN202511303322 20250912. Th..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Shandong Yuwang Tube Ind Co Ltd has submitted a patent application for Large-diameter Spiral Submerged Arc Welding Pipe Positioning Welding Device. This invention was developed by Yang Qingjian, Song Guozhen and Huang Fachun.
The patent application number is CN202511369165 20250924. The patent publication..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Sinochem Luxi Eng Co Ltd has submitted a patent application for Turntable Tower Constant-torque Pipe Assembling Device and Assembling Method. This invention was developed by Gao Xigai, Bai Zhongjian, Wang Dongdong, Qiu Shenglei, Xu Wenwen, Xing Tonghe, Wang Hua, Li Lixue, Ren Zebin, Li Guanghua, Li Dongdong,..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Ningbo Guorun Pipe Ind Co Ltd patent application for Plate Shearing Machine for Ventilation Pipeline Production. Zhang Liguo, Zhang Jiaqi, Wang Zha, Guo Zhiyong, Yu Changjun and Wang Haiyan developed the invention.
The patent application number is C..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Nanjing Wotuo Metal Products Co Ltd has submitted a patent application for Device for Automatically Milling Inner End Face of Pipeline. This invention was developed by Wu Shoujun and Zhu Kaibiao.
The patent application number is CN202511394734 20250928. The patent publication number is CN121082953 (A). In..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Jiangxi Chiyang Hvac Equipment Co Ltd has applied Chinese patent for Metal Ventilation Pipeline Machining and Forming Device. Niu Zide and Zhuge Rongjin developed it.
The patent application number is CN202511262487 20250905. The patent publication number is CN121082939 (A). International Patent Classifica..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Kocel Intelligent Foundry Ind Innovation Center Weifang Co Ltd patent application for Casting Insert Pipe Fixing and Heating Method. Yan Ke, Liu Guoqiang, Tian Xuesen, Ding Aihong and Fu Leigang developed the invention.
The patent application number..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Wuxi Mingcheng Electric Appliance Co Ltd has applied Chinese patent for Beat Buffer Type Continuous Bending Forming System for Pressure Guide Pipe. Wan Zhe, Wu Beibei, Meng Qiuyue and Zhu Zhiqiang developed it.
The patent application number is CN20251197180 20250806. The patent publication number is CN121..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Taiyuan University of Science and Technology and Xinjiang Inst Of Intelligent Equipment patent application for Method for Preparing Laminated Heterostructure Magnesium Alloy Pipe Based on Accumulative Skew Rolling Process. The invention was developed ..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Zhejiang Sanji Steel Pipe Co Ltd has submitted a patent application for Rack Type Empty Drawing Auxiliary Device of Pipe Blank Cold Drawing Machine. This invention was developed by Yao Jianfeng, Wang Telephone, Wang Yongjin and Luo Yutong.
The patent application number is CN202511540577 20251027. The pate..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Southwest Chongqing Aluminum Mat Production Development Co Ltd has submitted a patent application for Aluminum Alloy Pipe Drawing Forming Clamp. This invention was developed by Wang Shuming.
The patent application number is CN202511354792 20250922. The patent publication number is CN121082708 (A). Interna..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Zhejiang Aobo Pipe Ind Co Ltd patent application for Automatic Control Method for Pe Pipe Extrusion Molding. This invention was developed by Hayashi Yasuto.
The patent application number is CN202511621020 20251107. The patent publication number is C..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Linhai Weixing New Building Materials and Zhejiang Weixing New Building Materials Co Ltd patent application for Vacuum Cooling Device Suitable for PPR Small-pipe-diameter Pipe and Cooling Process of Vacuum Cooling Device. Cheng Sheng, Zhou Jian, Wang J..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Anhui Ansu Pipe Ind Co Ltd patent application for High-compression-resistance Reinforcing and Toughening Pipe Forming Equipment and Forming Method. Dong Li, Zhang Ping, Shen Guobing, Hua Jianbin, Chen Yubao, Jiang Xixu and Wang Haijun developed the inv..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Xiangshan Best Machinery Mfg Co Ltd has submitted a patent application for Traction Cutting Equipment for Plastic Pipe Forming. This invention was developed by Luo Weilin, Huang Youmin and Chen Yonggen.
The patent application number is CN202511632186 20251110. The patent publication number is CN121083876 ..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Tianjin Youfa Pipeline Technology and Tianjin Youfa Steel Pipe Group Co Ltd patent application for Forming Device for Inner Plastic Pipe for Plastic Lining Pipe. Su Jiuchuan, Gao Zhiling, Wang Yungang, Li Bingshang, Ding Hongbin, Zhang Xiulong, Wu Tong..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Jinghua Plastic Ind Co Ltd has submitted a patent application for Raw Material Proportioning Device for Heat-resistant Polyethylene Pipe Production. This invention was developed by Liu Kai, Li Wei and Liu Yingchun.
The patent application number is CN202511436938 20251009. The patent publication number is ..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Shenzhen Xingdongtai Electronics Co Ltd has submitted a patent application for Turning Device for Polytetrafluoroethylene Pipe Fitting. This invention was developed by Pei Jie, Deng Bin, Wang Yong and Zhao Wenqiang.
The patent application number is CN202511353373 20250922. The patent publication number is..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Chongqing Youfeite Tech Co Ltd patent application for Compression Type Thermal Insulation Pipe Continuous Conveying and Cutting System. The invention was developed by Wang Qing.
The patent application number is CN202511290508 20250910. The patent p..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Shaodong County Meiyu Hardware Tools Co Ltd has filed a patent application for Novel Water Pipe Pliers. This invention was developed by Su Ke.
The patent application number is CN202511583699 20251031. The patent publication number is CN121083562 (A). International Patent Classification codes are B25B13/14..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Anhui Xisui Machinery Tech Co Ltd patent application for Air Inlet Connecting Pipe Sand Blasting Mechanism. The invention was developed by Hu Lijun and Zhang Haichao.
The patent application number is CN202511510353 20251022. The patent publication ..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Shangqiu Inst Tech patent application for Steel Pipe Surface Concrete Removing Equipment. This invention was developed by Zong Jingmei, Zhang Xuanming, Zhang Xuelan, Wang Yuya, Zheng Zhanzhan, Lei Deyi and Zhang Lan.
The patent application number is..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Xiongxian Ruigang Pipeline Mfg Co Ltd has submitted a patent application for Cable Protection Pipe Processing Equipment. Zhang Ruijiang developed the invention.
The patent application number is CN202511554153 20251029. The patent publication number is CN121083422 (A). International Patent Classification c..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Hunan Yange Intelligent Tech Co Ltd has sought patent for Automatic Intelligent Production Line Equipment for High-precision Machining of Copper Pipe Niobium Bars. This invention was developed by Huang Wenke, Xia Yan and Tang Xiaohan.
The patent application number is CN202511572230 20251030. The patent pu..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Suzhou Hongfu Meiyao Machinery Tech Co Ltd has submitted a patent application for Intelligent Pipe Cutting Device for Heater Production. This invention was developed by Luo Mingjin.
The patent application number is CN202511112693 20250809. The patent publication number is CN121083327 (A). International Pa..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Qingdao University of Science and Technology and Qingdao Weier Plastics Machine Co Ltd patent application for Graphite-filled Polyphenylene Sulfide Composite Material, Heat Conduction Pipe and Preparation Method. The invention was developed by Wang Ga..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Nantong Yalong Fire Equipment Co Ltd patent application for Preparation Process of Fire Hose Lining with Corrosion Resistance. This invention was developed by Chen Zhilin.
The patent application number is CN202511200311 20250826. The patent publicat..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Shaanxi Weixing New Building Mat Co Ltd has submitted a patent application for High-thermal-conductivity Pipe and Preparation Method Thereof. Li Zhi, Huang Xiaohua, Ji Yangzhe, Xue Xiaopeng, Guo Haibo, Li Yaru, Yang Bo and Shao Yunhao developed the invention.
The patent application number is CN20251165693..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Gongyuan Pipeline Anhui Co Ltd patent application for High-temperature-resistant High-strength Polyethylene Double-wall Corrugated Pipe and Preparation Method Thereof. Hu Liangliang, Huang Jianfeng, Shi Qinglin and Qian Wang developed the invention.
..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Hainan Liansu Science and Tech Industry Co Ltd patent application for Heat-induced Healing HDPE (high-density Polyethylene) Pipe as Well as Preparation Method and Application Thereof. The invention was developed by Zhao Honglei, Zhu Linhua, Yu Rentong..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Kelamayishi Chengyi Tech Service Co Ltd patent application for Pipe Chain Type Circulating Mixing Equipment and Use Method Thereof. Niu Changjiang, Yang Hao and Xi Yanling developed the invention.
The patent application number is CN202511472747 2025..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Shanghai Guohe Jiyun Digital Tech Co Ltd has applied Chinese patent for Automatic Detection Feeding Device Suitable for Thin-wall Short Pipe. Sun Dong, Fan Zhao, Wen Zhong, Fang Zhelun, Deng Jingshan, Xue Jiayang, Gao Yu and Zhang Yongyue developed it.
The patent application number is CN202511184999 20250..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Jiangyin Donghao Stainless Steel Tube Co Ltd has sought patent for Automatic Steel Pipe Production Line. This invention was developed by Huang Xiaohong, Qian Kai and Qian Yanqing.
The patent application number is CN202511378811 20250925. The patent publication number is CN121084945 (A). International Pate..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Tianjin Youfa Dezhong Steel Pipe Co Ltd has submitted a patent application for Guiding Type Conveying Structure for Welded Pipe Machining and Conveying Method of Guiding Type Conveying Structure. This invention was developed by Shen Yongdong, Ding Xiuchen, Yu Shubao, Liu Bin, Gao Hongquan, Chen Tianjin, Du Z..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Anhui Youhui Intelligent Tech Co Ltd patent application for Pipe Bundling and Packaging Machine and Pipe Bundling and Packaging Method. Meng Guanghui developed the invention.
The patent application number is CN202511344549 20250919. The patent publi..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Shandong Fangda New Material Tech Co Ltd patent application for High-wear-resistance Modified Polyolefin Pipe and Preparation Method Thereof. The invention was developed by Fang Huaishan, Li Wenxue, Yang Rui, Xu Qiang, Song Feifei, Wang Cong, Zheng Zi..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released CCC Guangzhou Dredging, China Harbour Engineering and CCCC Guangzhou Water Transp Engineering Design & Research Institute Co Ltd patent application for Efficient Self-adaptive Loading Pipeline System with Multi-point Drainage Holes. This invention was ..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Shenzhen Zhuoyue Information Tech Co Ltd has submitted a patent application for Pressure Pipeline Operation Monitoring Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Chen Hao, Chen Zhang, Xiao Kai and Yang Soohyun.
The patent application number is CN20251124885..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Guangdong Dekun Xincai Intelligent Home Tech Co Ltd patent application for Pipe and Splicing Welding Equipment Thereof. The invention was developed by Xiong Wei.
The patent application number is CN202511329521 20250917. The patent publication numbe..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Zhengzhou Anchi Municipal Road & Bridge Co Ltd has applied Chinese patent for Non-excavation Repair Equipment for Urban Water Pipe Network Maintenance. Zhu Xiaohua, Zhao Yibo, Pan Yihui and Tian Hao developed it.
The patent application number is CN202511470894 20251015. The patent publication number is CN..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Zhejiang Yueding Corrugated Tube Co Ltd has submitted a patent application for Corrugated Pipe Compensator and Using Method Thereof. This invention was developed by Huang Xiangfu, Lin Aman, Chen Leqiang, He Qing and Yang Zhangji.
The patent application number is CN202511399234 20250928. The patent publica..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Wuhan Yiye Steel Structure Co has sought patent for Large-diameter Connecting Pipe Inclined Mounting Device and Method. This invention was developed by Li Shijie, Guo Zeming, Yang Yingsong, Pan Wutan, Zhang Chunfang and Cheng Yinglong.
The patent application number is CN202511244713 20250902. The patent p..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Ningxia Zhuxing Construction Co Ltd has submitted a patent application for Splicing Type Quick Connecting and Sealing Device for Farmland Irrigation Pipeline. This invention was developed by Jia Yongming, Yuan Bin, Niu Yao, Han Hongxia, Sun Weiwei, Cai Jin and Wang Jigang.
The patent application number is..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Jiande Huafeng Environmental Protection Tech Co Ltd patent application for Antistatic Flexible Connection Structure and Pipe Network Connection Assembly. This invention was developed by Wang Guohua, Li Qianen and Miao Wenlin.
The patent application ..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Zhejiang Jinfulong Chemical Equipment Co Ltd has filed a patent application for High-strength Isostatic Pressing Formed PTFE Straight Pipe and Preparation Method Thereof. This invention was developed by Guo Xiaoxiao, Fu Zhenhua, Zhang Lingyun, Na Jin-young, Zhang Jianhui and Zhang Hao.
The patent applicat..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Hangzhou Tuxing Power Tech Co Ltd has submitted a patent application for Engine Air Inlet Pipeline. This invention was developed by Li Tianyuan, Liu Lin, Sun Yifu, Huang Shenggang and Yin Yijun.
The patent application number is CN202511330351 20250917. The patent publication number is CN121088545 (A). Int..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Jiangsu Zhongyuan Environmental Protection Science & Tech Co Ltd patent application for Corrosion-resistant Ship Exhaust Pipe Support Assembly and Sacrificial Anode Protection Structure Thereof. The invention was developed by Qin Jianrong and Cui Wei...
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Yi Lingbing patent application for Overlapped Construction Method for Combining Prefabricated Pipe Pieces and Prefabricated Linings. This invention was developed by Yi Lingbing, Lu Shun, Liu Xiaochen, Li Shuguang, Wang Yuanliu, Wang Long, Han Jiashan, ..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Henan Fifth Geological Exploration Institute Co Ltd has submitted a patent application for Double-guide Pipe Curtain Structure and Construction Method. This invention was developed by Guo Feng, Wu Huijie, Qin Zhanli and Guo Weimin.
The patent application number is CN202511442066 20251010. The patent publi..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Fuxin Petroleum Tool Works has submitted a patent application for Salvageable and Drillable Insertion Pipe Type Separation and Mining Device. This invention was developed by Zhu Yujun and Zhang Lei.
The patent application number is CN202511605648 20251105. The patent publication number is CN121088341 (A)...
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Sichuan Jiaojian Urban Construction Development and Sichuan Communications Construction Group patent application for Prefabricated Brick Free of Pipeline Threading and Grooving and Construction Method. Zhang Jian, Yu Qiang, Wang Jiayi, Gong Xia, Mo Yon..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Zhejiang Guanmai Environmental Tech Co Ltd has submitted a patent application for Intelligent Pipeline Dredging Robot and System. This invention was developed by Sun Shaojie and Huang Yan.
The patent application number is CN20251185633 20250804. The patent publication number is CN121088077 (A). Internatio..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Taiyuan Runmin Environmental Prot Energy Saving Co Ltd has submitted a patent application for Purification Treatment Device Applied to Municipal Sewage Pipe Network. This invention was developed by Qiao Chen, Guo Jianfeng, Jiang Jiajing, Xu Yanhong and Hu Bo.
The patent application number is CN20251165924..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Chongqing Nihao Tech Co Ltd has submitted a patent application for Anaerobic Adhesive Suitable for Sealing Oiling Machine Pipeline and Preparation Method of Anaerobic Adhesive. Li Xuejie developed the invention.
The patent application number is CN202511439117 20251010. The patent publication number is CN1..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Guoneng Boiler and Pressure Vessel Inspection Co Ltd has submitted a patent application for Method, Device and Equipment for Evaluating Blocking Degree of Oxide Skin in Boiler Pipe and Medium. Zhang Guangxing developed the invention.
The patent application number is CN202511181826 20250822. The patent pub..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Zhongjian Guoxin Big Data Group Co Ltd has submitted a patent application for Intelligent Monitoring System for Urban Underground Pipe Network. This invention was developed by Zhao Dongliang, Fang Peigang, Gao Wanpeng, Li Wanqiang, Wang Jinke, Wang Zhizhen, Wang Quanke and Li Caixia.
The patent applicatio..
Pipe
| Wed 22 Apr 2026
Beijing, April 22 -- Beijing Zhuxin Quecheng Tech Co Ltd has filed a patent application for Early Warning Method for Blockage of Pulverized Coal Pipeline of Thermal Power Plant. This invention was developed by Sun Sui Ming and Yang Fan.
The patent application number is CN202511273881 20250908. The patent publication number is..
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