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Pipe
| Tue 21 Apr 2026
Luxembourg, April 21 -- Inner Mongolia Normal University has obtained a patent for compressed model and dictionary model method for detecting pipe leakage signal. This invention was developed by Wang Hai'an, Guo Gaizhi, Zhao Boshu, Li Tongwu and Meng Xuemei.
The patent application number is LU20240508897 20241113. The patent pu..
Pipe
| Tue 21 Apr 2026
Luxembourg, April 21 -- Fuzhou University has been granted a patent for Vibration Analysis Method for Fluid Pipeline Based on Fourier Characterization PINN. This invention was developed by Zhang Ting.
The patent application number is LU20240600068 20240722. The patent publication number is LU600068 (B1). International Patent ..
Pipe
| Tue 21 Apr 2026
Luxembourg, April 21 -- Huanghuai University has obtained a patent for quality assessment system and method for heat pipes. This invention was developed by Yuan Xuepeng.
The patent application number is LU20240508958 20241118. The patent publication number is LU508958 (B1). International Patent Classification codes are G01N21/8..
Pipe
| Tue 21 Apr 2026
Luxembourg, April 21 -- Huanghuai University has been granted a patent for Production Control System and Method for Heat Pipes. Yuan Xuepeng developed the invention.
The patent application number is LU20240508941 20241115. The patent publication number is LU508941 (B1). International Patent Classification codes are B22F1/00, ..
Pipe
| Tue 21 Apr 2026
Luxembourg, April 21 -- Hunan University of Science and Technology has been granted a patent for Submarine Pipeline Displacement Control Device and Control Method. This invention was developed by Du Hongyi.
The patent application number is LU20240509093 20241127. The patent publication number is LU509093 (B1). International Pat..
Pipe
| Mon 20 Apr 2026
Alexandria, April 21 -- Eagle Technologies has filed a patent application for Electronic Assemblies Having Embedded Passive Heat Pipes and Associated Method. This invention was developed by Thompson Jason.
The patent application number is US202519178098 20250414. The patent publication number is US20260107372 (A1). Internationa..
Pipe
| Mon 20 Apr 2026
Beijing, April 21 -- Nantong Donglai Metallurgical Equipment Co Ltd has submitted a patent application for Vertical Pipeline Filter. This invention was developed by Chen Hui.
The patent application number is CN202511641625 20251111. The patent publication number is CN121082031 (A). International Patent Classification code is ..
Pipe
| Mon 20 Apr 2026
Beijing, April 21 -- Hangzhou AGS MedTech has submitted a patent application for Pipe Fitting for Medical Instrument, Medical Instrument and Operation Method of Medical Instrument. This invention was developed by Yao Feng, Han Chunqi and Li Jiaqi.
The patent application number is CN202410743443 20240607. The patent publication ..
Pipe
| Mon 20 Apr 2026
Beijing, April 21 -- Saint Gobain Pipelines has applied Chinese patent for Pipe Element or Tank Element and Corresponding Manufacturing Method. Adrian Robin and Francois-brazier Joel developed it.
The patent application number is CN20248031408 20240510. The patent publication number is CN121079535 (A). International Patent Cl..
Pipe
| Mon 20 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has received Cleveland Cleeves Steel Properties Inc patent application for Steel Pipe as Reinforcement for Vehicle Structure. Yu Miao, Nazari Siamak T, Zhang Jieqian J, Makrigiannis Panayiotis, Zhu Feng, Erenjikar Sulabh Gopalakrishna, Hu Jun, Andersen Erik R, Stev..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has released Guangdong Zhongxun Communication Equipment Ind Co Ltd patent application for Assembled Communication Pipeline with Multi-sealing Anti-loosening Structure and Laying Device. This invention was developed by Yang Jie.
The patent application number is C..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has published Jiangsu Guoxin Suyan Energy Storage Power Generation Co Ltd and NingBo Orient Wires & Cables patent application for Pipe Cable Bending Protection Limiting Device. The invention was developed by Zhu Leping, Wang Lei, Ma Xiusheng, Yang Zheng, Zhou Tianf..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Harbin Engineering University has submitted a patent application for Method for Calculating Nuclear Thermal Coupling of Whole Reactor Core of Heat Pipe Reactor. This invention was developed by Jiao Guanghui, Xu Yifan, Wang Chenyang, Zhang Yuandong, Sun Jilin, Xia Genglei and Peng Minjun.
The patent applicat..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Winmax Technology has applied Chinese patent for Corrosion Life Prediction Method and System for High-cleanliness Chemical Supply System Pipeline. Zhang Zhihua, Wang Fen, Yu Zexi, Ji Hui and Gui Wenxuan developed it.
The patent application number is CN202511209530 20250827. The patent publication number is ..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Northeastern University has submitted a patent application for Pipeline Internal Structure Identification Method and Device Based on Improved YOLOv7 Model. This invention was developed by Xing Jinwen, Xia Tianyan, Lu Senxiang, Guo Yushan, Zhang Shuo, Liu Yichen, Wu Zheming, Zhang Xueyan and Wang Gang.
The..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Northeastern University has filed a patent application for Pseudo-color Imaging Method and Device for Pipeline Deformation Detection Data and Storage Medium. This invention was developed by Xing Jinwen, Jiang Yaqing, Lu Senxiang, Zhang Shuo, Liu Yichen, Wu Zheming, Guo Yushan, Zhang Xueyan and Wang Gang.
Th..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Baoji Qihang Metal Products Co Ltd has filed a patent application for Stamping Line Real-time Monitoring Method for Pipeline Machining. This invention was developed by Qi Weiwei and Li Xiaoyu.
The patent application number is CN202511615032 20251106. The patent publication number is CN121074040 (A). Inter..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Ningbo Mingyang Stainless Steel Pipe Co Ltd has submitted a patent application for Stainless Steel Pipe Fitting Weld Defect Positioning Method Based on Deep Learning. Zhou Zhilong, Yang Qifeng and Wu Qigang developed the invention.
The patent application number is CN202511604103 20251105. The patent publi..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has released PowerChina Shandong Pipeline Engineering and Powerchina Municipal Construction Group patent application for Pipe Surface Quality Intelligent Detection Method and System Based on Machine Vision. This invention was developed by Liu Tongjun, He Hongwei, L..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Jiangsu Changbao Steel Tube has submitted a patent application for Steel Pipe Surface Defect Intelligent Identification System Based on Deep Learning. This invention was developed by Zhu Hongzhang, Li Jun and Zhang Jingsong.
The patent application number is CN202511195527 20250826. The patent publication nu..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Sinomach Sensing Tech Co Ltd and Shenyang Academy of Instrumentation Science have submitted a patent application for Composite Sensor for Nondestructive Detection of Pipeline and Detection Method. Liu Zhe, Song Huadong, Hu Wenguang, Zeng Yanli, Yang Chao, Song Ting, Zhang Chengshi, Sun Haopeng, Dong Yuzhi, H..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Central South University and China Anneng Group Science and Industry have submitted a patent application for Pipeline Leakage Simulation Test Device. This invention was developed by Sun Pinghe, Zhang Chen, Cao Han, Xie Wei, Yan Mengjia, Zuo Leibin, Deng Yingying, Fu Dexu, Li Guohui, Lyu Yan, Shi Yuan, Li Jia..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has published Technical Institute of Physics & Chemistry, Chinese Academy of Sciences patent application for Liquid Flow Standard Device. The invention was developed by Gao Bo, Zhang Haiyang, Liu Siqi, Jiang Yifan and Song Yaonan.
The patent application number i..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has released Tianjin Youfa Dezhong Steel Pipe Co Ltd patent application for Internal Blowing Heating System and Method Based on Kiln Waste Heat. This invention was developed by Shen Yongdong, Ding Xiuchen, Yang Yuzhi, Gao Hongquan, Shi Yucheng, Wang Shouchen, Wu Ha..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Zhongji Wisdom Henan Intelligent Robot Co Ltd has filed a patent application for Pipeline Robot for Dust Removal System and Control Method of Pipeline Robot. This invention was developed by Ye Weinan, Ma Hongyan, Zhu Jinqiu, Yu Guanghui, Zhang Chenggang, Ma Rui, Yi Jinling, Yang Xiaoyu, Li Yongjie, Ma Xuefen..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Shenzhen Topband has submitted a patent application for Mode Switcher and Pipeline Dredging Machine. Zhang Jiangshuai developed the invention.
The patent application number is CN202410701272 20240531. The patent publication number is CN121082624 (A). International Patent Classification codes are B08B9/045, ..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Ningbo Keni Pipe Cleaning Science & Tech Co Ltd has submitted a patent application for Pipe Inner Wall Sponge Cleaning Equipment and Cleaning Method Thereof. Zhu Zenan and Zhu Wei developed the invention.
The patent application number is CN202511343766 20250919. The patent publication number is CN12108262..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Ningbo Keni Pipe Cleaning Science & Tech Co Ltd has applied Chinese patent for Pipe Cleaning Method and Pipe Cleaning Equipment. Zhu Zenan and Zhu Wei developed it.
The patent application number is CN202511343762 20250919. The patent publication number is CN121082622 (A). International Patent Classificati..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has released Guangzhou Jinying Sanitary Ware Co Ltd patent application for Self-cleaning and Disinfecting System and Method for Massage Bathtub Pipeline. This invention was developed by Zhong Canliang, Shim Han-jik, Long Suirong, Cui Yinglang, Zhang Lichang, Xie Ji..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Daqing Yuanchen Petroleum Machinery Equipment Parts Co Ltd has submitted a patent application for Waste Oil Pipe Hot Rolling Repair Device and Repair Process. This invention was developed by Shi Si.
The patent application number is CN202511312827 20250915. The patent publication number is CN121082617 (A)...
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has published Inner Mongolia North Heavy Industries Group patent application for Anti-oxidation Control Method for Inner Hole of Radial Hollow Forged High-toughness Steel Pipe Blank. The invention was developed by Lei Bingwang, Zhou Zhongcheng, Tu Mingjin, Wang Jia..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has released Jiangyin Yiyuan Zhixin Operation And Maintenance Tech Co Ltd patent application for Steel Pipe Conveying Device. This invention was developed by Zhang Yingdong, Yang Kang, Lin Hui, Li Shuwei and Xu Zongping.
The patent application number is CN202511..
Pipe
| Mon 20 Apr 2026
Beijing, April 21 -- Shenzhen Songli Construction Group Co Ltd has submitted a patent application for Fire-fighting Pipe Network Pressure Dynamic Monitoring Method and System Combined with Internet of Things, and Medium. Cai Songjiang, Lin Xiaogang and Zhuang Zhanchao developed the invention.
The patent application number is ..
Pipe
| Mon 20 Apr 2026
Beijing, April 21 -- Chongqing Rongchang Hospital Of Traditional Chinese Medicine has sought patent for Mild Reed Pipe Moxibustion Device. This invention was developed by Huang Ping, Liao Xiaolan and Gao Wen.
The patent application number is CN202511290581 20250910. The patent publication number is CN121081267 (A). Internatio..
Pipe
| Mon 20 Apr 2026
Alexandria, April 21 -- Foursquare Labs has sought patent for Data Attribution Pipeline. This invention was developed by Gundeti Vikram, Somnath Kumar and Sviyazov Alexey.
The patent application number is US202519358105 20251014. The patent publication number is US20260105488 (A1). International Patent Classification code is G0..
Pipe
| Mon 20 Apr 2026
Alexandria, April 21 -- American Express Travel Related Services Company has submitted a patent application for Dynamic Pluggable Data Processing Pipeline. This invention was developed by Dhakate Hemant Narayan, Ghosh Swagata, Agarwal Rahul and Hiredesai Satyendra.
The patent application number is US202418915796 20241015. The p..
Pipe
| Mon 20 Apr 2026
Alexandria, April 21 -- U.S. Patent and Trademark Office has released State Farm Mutual Automobile Insurance Company patent application for Systems and Methods for Detecting and Preventing Damage to Pipes. This invention was developed by Harvey Brian N and King Vicki.
The patent application number is US202519420306 20251215. Th..
Pipe
| Mon 20 Apr 2026
Alexandria, April 21 -- Roof Goose Vent LLC has applied United States patent for Side Wall Seal for Piping. King Jr Jack F developed it.
The patent application number is US202519357901 20251014. The patent publication number is US20260104111 (A1). International Patent Classification codes are E04C2/52 and F16L5/02.
The ab..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Xi'an Institute of Optics and Precision Mechanics, CAS has submitted a patent application for Detector Assembly Heat Dissipation Device and Heat Dissipation Method Based on Heat Pipe. This invention was developed by Li Tao, Wang Chenjie, Yang Sen, Qin Lei and Chu Changbo.
The patent application number is CN..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has released Jinan Ruolin Video Tech Co Ltd patent application for Intelligent Audio and Video Stream Processing System Based on Pipeline Transmission. This invention was developed by Ma Ruixian and Wang Xu.
The patent application number is CN202511241832 202509..
Pipe
| Tue 21 Apr 2026
Beijing, April 21 -- Zhejiang University has submitted a patent application for Drainage Pipeline Defect Quantitative Evaluation Method Based on CCTV Video. This invention was developed by Ma Yiyi, Yang Chenhao, Zhang Tuqiao and Tan Kaiyi.
The patent application number is CN202511614130 20251106. The patent publication number i..
Pipe
| Sun 19 Apr 2026
Beijing, April 20 -- China Huaye Group has sought patent for Grouting Device. This invention was developed by Wang Yanbo, Pan Zhiliang, Hou Shengli, Kong Xiangmin, Xu Menghao, Han Yongde, Hao Hongguo and Guo Zhenkai.
The patent application number is CN202511264441 20250905. The patent publication number is CN121066381 (A). In..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Yulin Beicheng Plastic Ind Co Ltd and Yulin University have sought patent for Pipeline Deformation Indoor Model Test Device Capable of Adjusting Load and Subsidence Height. This invention was developed by Zhang Fei, Shi Jingbo, Sun Qiang, Dang Yipan, Ma Wenliang, Liu Cong, Qiu Shaoyang and Du Shuangyan.
T..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- China Petroleum Pipeline Engineering Co Ltd and China National Petroleum have sought patent for Center-adjustable Pipe Orifice Roundness Correction Device. This invention was developed by Diao Ce, Wang Liang, Zang Tingting, Zu Baohua, Zhang Wei, Du Jizheng, Yang Wei, Jiang Zhen, Li Yan, Peng Chunhua and Guan..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Qingdao Port International and Qingdao Port Emergency Rescue Co Ltd have submitted a patent application for Pipeline External Plugging Device. This invention was developed by Zhou Jie, Hou Dailu, Li Zuozhi, Wu Yuzhen, Dai Weijun, Shang Zhilei, Wang Peilong, Sun Qingyuan, Cai Gaoyan, Yu Yajie, Zhang Yanhui, S..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- China First Metallurgical Group has submitted a patent application for Pipeline Installation Gradient Control Device. This invention was developed by Liu Wei and Li Fengmao.
The patent application number is CN202511206656 20250827. The patent publication number is CN121067135 (A). International Patent Cla..
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
| Mon 20 Apr 2026
Beijing, April 20 -- CCCC First Highway Consultants and Chang'an University have applied Chinese patent for Diffuse Type Intelligent Temperature Control Ventilation Pipe Group Cooling Control Method and System. Chen Jianbing, Du Haowei, Yuan Kun, Dai Liang, Jin Long, Fan Kai, Zhu Dongpeng, Zhang Yu, Zhao Jiamin, Yang Qirang and ..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- China Nuclear Power Operation Technology and CNNC Nuclear Power Operation Management have submitted a patent application for Buried Pipeline Settlement Detection and Evaluation Method and System Based on Ground Penetrating Radar. This invention was developed by Gui Chun, Huang Qian, Wei Songlin, He Xiaojian,..
Pipe
| Sun 19 Apr 2026
Beijing, April 20 -- Jiaxing University and Geely Baikuang Group Co Ltd have sought patent for Device and Method for Monitoring Blockage of Aluminum Powder Conveying Pipeline. This invention was developed by Zhang Xianchao, Chen Yingbin, Wang Jiancheng, Jiang Zhiguo and Feng Enlang.
The patent application number is CN20251197..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute have submitted a patent application for Carbon Dioxide Pipeline Leakage Monitoring System and Detection Method. Yin Long, Jing Tieya, Liu Zhiwen, Zhao Wentao, Li Yichao, Zhang Jian, Ge Lungui and Zhao Jingchao developed the inventio..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Yuyao Robot Res Center and Zhejiang University have filed a patent application for Robot Crawling in Pipeline and Robot Crawling Method. This invention was developed by Li Jituo, Ni Yifan and Lu Guodong.
The patent application number is CN202511281498 20250909. The patent publication number is CN121067187..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute have submitted a patent application for Anti-ice-blockage Assembly for Carbon Dioxide Conveying Pipeline and Operation Method. Gao Wen, Zhou Juan, Duo Lingjuan, Jing Tieya, Xia Yuxiao, Zhao Wentao, Jiao Jianjun, Zhao Jingchao and Li..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Zhengzhou Municipal Group Co Ltd and Zhengzhou Construction Group Co Ltd have submitted a patent application for Construction Device for Penetrating Steel Pipe into Top Pipe and Construction Method Thereof. Wang Yongjie, Li Qiang, Wang Liuyang, Niu Zhen, Tian Weihan, Yang Dejing, Ma Jihe, Feng Xianchao, Lou ..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Huaneng Lanzhou Thermoelectricity Co Ltd and Xi'an Thermal Power Research Institute have submitted a patent application for Flywheel Energy Storage Rotor Heat Dissipation System Based on Combination of Heat Pipe and In-shaft Backflow. Jin Zhonghua, Yuan Binbin, Xu Dangqi, Ji Haimin, Li Hongyuan, Feng Dong, X..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Xinjiang Dingli Environmental Technology and Xinjiang Dingchuang New Material Tech Co Ltd have sought patent for Flanging Tool for Repairing Lining Pipe of Water Supply Pipeline Through Thermoplastic Forming Method. This invention was developed by Li Xinke, Xie Wu, Xie Wen, Zhang Qiang, Xiang Zhoumin, Han Xi..
Pipe
| Sun 19 Apr 2026
Beijing, April 20 -- China University of Geosciences, Beijing and Zibo Furuite Heat Energy Technology have submitted a patent application for Double-layer Composite Heat Insulation Pipe for Oil and Gas Exploitation. This invention was developed by Wang Huanhuan, Xu Liang, Gao Guoxing and Wu Zhenyu.
The patent application numb..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- National Petroleum Pipeline Network Group and West East Transp Branch of National Petroleum and Natural Gas Pipeline Group have sought patent for Method, Device and Equipment for Assembling Sensor in Mass Flow Meter and Medium. This invention was developed by Pei Quanbin, Qing Qing, Xu Ming, Zhou Lei, Xue Yo..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Changzhou Institute of Mechatronic Technology and Changzhou Zhuoao Photoelectric Technology have submitted a patent application for Automatic Pressure Resistance Detection Equipment for Metal Pipes. This invention was developed by Ding Feng, Kang Chen, Zhang Yijun, Xu Baoyu and Zhou Minze.
The patent appl..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Lu Zhuming has applied Chinese patent for Household Circulating Pipeline Direct Drinking Water System. Lu Zhuming and Lu Yiling developed it.
The patent application number is CN202511292413 20250911. The patent publication number is CN121063761 (A). International Patent Classification codes are C02F1/00, ..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Liaoning Zhida Intelligent Tech Co Ltd has submitted a patent application for Cooperative Control Method and System for Multiphase Flow Electromagnetic Heating Temperature Field of Oil and Gas Pipeline. This invention was developed by Hu Shuang and Wang Changmin.
The patent application number is CN2025113..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Sichuan Jianbang Zhugong Construction Eng Co Ltd has sought patent for Satellite Synchronous Detection Signal Transmitting Device and Applying Method for Underwater Large-burial-depth Pipeline. This invention was developed by Jia Shengdong and Guo Jiaxiang.
The patent application number is CN202511200790 ..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has released Huaneng Clean Energy Res Institute and Huaneng Qingyang Coal and Electricity patent application for Carbon Dioxide Pipeline Welding Device. This invention was developed by Zhou Juan, Jin Jiancheng, Jing Tieya, Duo Lingjuan, Zhao Wentao, Xia Yuxiao, Zha..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has released Beijing Zhongyu Global Natural Science Res Institute patent application for Adjustable Pipe Welding Device for Building Construction. This invention was developed by Liao Xinling and Liao Guofeng.
The patent application number is CN202511499957 2025..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Yancheng Charles Electrical Machinery Co Ltd has filed a patent application for Welding Equipment for Engine Oil Pipe Machining. This invention was developed by Xu Hongda, Xu Qianlin and Xu Zhedian.
The patent application number is CN202511331395 20250918. The patent publication number is CN121061431 (A)...
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Tianjin Panzhuang Building Mat Co Ltd has filed a patent application for Pipe Pile Inner Wall Welding Method Based on Visual Perception. This invention was developed by Han Hongshuai and Yu Zhenjin.
The patent application number is CN202511376652 20250925. The patent publication number is CN121061408 (A)...
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Ccteg Intelligent Storage Tech Co Ltd has submitted a patent application for Intelligent Detection and Dredging Device and Method for Blockage of Ventilation Pipe of Quantitative Bin. This invention was developed by Sun Zuming, Sun Mingqi, Li Wei, Cui Yisen, Wang Yuzhe and Lu Jialing.
The patent applicati..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has received Changzhou Zuoda Automation Equipment Co Ltd patent application for Seam Beautifying Pipe Online Arrangement Equipment. Zhu Wenqing developed the invention.
The patent application number is CN202511478623 20251016. The patent publication number is CN..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Zhang Yannian has submitted a patent application for Sonar Positioning Method and System for Deep-sea Oversize Pipe Joint Installation. This invention was developed by Zhang Yannian and Wang Qingjie.
The patent application number is CN202511309981 20250913. The patent publication number is CN121069392 (A)..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Shandong Youkennuo Energy Saving Tech Co Ltd has submitted a patent application for Online Self-cleaning Pressure Regulating Method and System for Ascending Pipe System of Single-hole Carbonization Chamber. This invention was developed by Ren Hao, Ge Lin and Ge Jingpeng.
The patent application number is C..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Guoneng Changzhou Power Generation Co Ltd has sought patent for Sound Wave Monitoring Device for Blockage of Coal Conveying Pipe. This invention was developed by Huang Zhiping, Wang Boqiang, Fang Xiangqun and Meng Huaifeng.
The patent application number is CN202511192458 20250825. The patent publication n..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has published Guangdong Zhongxun Communication Equipment Ind Co Ltd patent application for Optical Fiber Pipeline with Corrugated Section Compression-resistant Reinforcing Structure and Detection Device of Optical Fiber Pipeline. The invention was developed by Yang..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has published Anhui Xinjintai New Material Tech Co Ltd patent application for Intelligent Storage Stereoscopic Warehouse for Automatic Feeding and Discharging of Plastic Pipes. The invention was developed by Pan Youqian and Gao Shiwen.
The patent application num..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Zhejiang Changfeng Pipe Ind Co Ltd has submitted a patent application for Nondestructive Testing Process for Stainless Steel Pipe of Ocean Engineering Equipment in Low-temperature Environment. Xu Haiming, Xu Haifeng, Zuo Guangwei and Liu Xu developed the invention.
The patent application number is CN20251..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Shenlan Ganzhi Hangzhou Iot Tech Co Ltd has submitted a patent application for Gas Pipe Network Surrounding Soil Seepage Erosion Real-time Monitoring Method Based on Transient Electromagnetism. Jin Guoqing, Wu Wenda, Li Huasong and Qiu Yanlin developed the invention.
The patent application number is CN202..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Wuxi Thodacon Machine Tool Access Co Ltd has filed a patent application for Corrugated Pipe Production Method and Corrugated Pipe. This invention was developed by Zhao Yue, Tang Yihong and Fang Lei.
The patent application number is CN202510830223 20250620. The patent publication number is CN121062264 (A)...
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has received Cgn Clean Energy Tech Shanghai Co Ltd patent application for Double-pipe Heat Exchanger Testing Device and Testing Method. Zhang Jianpu, Zhang Qinghong, Ren Hongbing, Zhou Meiwu, Mao Kaihong, Zhang Zheng, Chen Liang, Shang Ertao and Qin Chengjun develo..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has published Hebei Construction & Invest Baosu Pipe Industry Co Ltd patent application for Pvc-o Pipe Quality Detection Control System and Method Based on Visual Identification. The invention was developed by Gou Mai, Yang Xuequan, Zhang Runqi, Cui Meng, Wang Ying..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Nanjing Wanpan Electromechanical Tech Co Ltd has submitted a patent application for Cable Protection Pipe Extrusion Molding Device with Online Defect Detection Function. Zhong Zhiling, Liu Peiran and Sun Jie developed the invention.
The patent application number is CN202511292421 20250911. The patent publ..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has published Jiangsu Hongfa Eng Nylon Co patent application for Steel Skeleton Reinforced Nylon Pipeline Forming Mechanism. The invention was developed by Li Jinbiao.
The patent application number is CN202511256316 20250904. The patent publication number is CN1..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has received Shenzhen Jingming Petroleum Equipment Dev Co Ltd patent application for Steel Pipe Probing Type Detection Equipment for Petroleum Collection and Ultrasonic Pipe Wall Detection Method Thereof. Shi Jingkai, Wang Ling, Zhang Zhenshen, Wang Faming, Wu Yuan..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Wenzhou Data Group Co Ltd has applied Chinese patent for Intelligent Management Method and System for Running State Information of Sewage Pipe Network. Hong Chengqiu, Zhou Yi and Wang Junmin developed it.
The patent application number is CN202511246455 20250902. The patent publication number is CN12107174..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Chongqing Anbiao Testing Res Institute Co Ltd; China Coal Technology Engineering Group Chongqing Research Institute; Chongqing University has submitted a patent application for Radiation Emission Testing Device and Method for Extraction Pipe Network. This invention was developed by Zhang Zhigang, Li Yan, Guo..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has received Anhui Haoxin Tech Co Ltd patent application for Polishing Roller Brush for Pipe Polishing. Zhang Guoshuang developed the invention.
The patent application number is CN202511476154 20251016. The patent publication number is CN121061745 (A). Internati..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Ganyeah Holding Group Co Ltd has filed a patent application for Efficient Automatic Treatment Device for Multi-stage Grinding of Stainless Steel Pipe Surface. This invention was developed by Luo Yuanqing, Wu Zhengyi, Li Dejiang, Fan Xiaoyan and Jing Liting.
The patent application number is CN202511360268 ..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has published Jinan Boiler Group Co Ltd patent application for Cutting Device for Pipe Joints in Rows on Boiler Header. The invention was developed by Zhang Bin, Feng Zhankuo, Li Xinqiang, Tian Jingbo, Li Lin, Liu Tongchun and Sun Hongzhong.
The patent applicati..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Hengyang Hongtao Machinery Machining Co Ltd has sought patent for Linear Control Steel Pipe Chamfering Positioning Machining Equipment and Method. This invention was developed by Liu Jianhua, Hu Shangqi, He Baiqing, Xu Xiaoming and Tang Zhouchao.
The patent application number is CN202510942188 20250709. T..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has released Operation Branch Of Jiangxi Natural Gas Pipeline Co Ltd patent application for Internal Leakage Detection Device for Emptying Valve. This invention was developed by Zhang Chunyan, Wang Yu, Zhang Weishen, Ma Kaiji, Ji Gang and Lai Rongbin.
The patent..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Jiangsu Jingyi Forging Co Ltd has sought patent for Four-way Oil Pipe Inner Wall Grinding Equipment. This invention was developed by Zhang Naiguo.
The patent application number is CN202511570903 20251030. The patent publication number is CN121061691 (A). International Patent Classification codes are B24B4..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Nanjing Xiangfa Scaffolding Eng Co Ltd has filed a patent application for Device Capable of Polishing Inner Wall and Outer Wall of Steel Pipe Simultaneously. This invention was developed by Cai Xin and Fu Chuanfa.
The patent application number is CN202511286591 20250910. The patent publication number is C..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has released Taizhou Runda Machinery Mfg Co Ltd patent application for Port Pipe Grinding Device for Water Pump Machining Based on Intelligent Manufacturing Equipment. This invention was developed by Gao Feng, Gao Zijian, Cao Jiyin, Huang Baojiang, Zhang Genhong an..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Coldwell Thermal Tech Suzhou Co Ltd has sought patent for Intelligent Control Method for Full-automatic Pipe Scraping Device of Air Cooler. This invention was developed by Yang Jia.
The patent application number is CN202511603849 20251105. The patent publication number is CN121061660 (A). International Pa..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Hangzhou Eda Precision Electromechanical Science & Tech Co Ltd has submitted a patent application for Feeding Transition Tool of Pipe Fitting Machining Platform. This invention was developed by Zhang Shaote, Zhang Qite, Tan Yunpei, Lu Fei, Yuan Xinglong, Wang Bingzheng, Xie Wanqiao and Ma Lanbo.
The paten..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Hebei Longjin Pipeline Equipment Co Ltd has submitted a patent application for Pressing Pipe Cutting and End Face Processing Integrated Equipment. Wang Yuepeng developed the invention.
The patent application number is CN202511535282 20251027. The patent publication number is CN121061612 (A). International..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Ningbo Gangxing Refrigeration Fittings Co Ltd has submitted a patent application for Full-automatic Copper Pipe Blanking, Expanding and Necking Process. Hu Li and Chen Zhexue developed the invention.
The patent application number is CN202511479293 20251016. The patent publication number is CN121061611 (A)..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Xiangyang Xinyi Electromechanical Co Ltd has sought patent for Automatic Welding Device for Metal Pipes. This invention was developed by Ouyang Jungang, Xie Jianze and Wang Yong.
The patent application number is CN202511375076 20250925. The patent publication number is CN121061592 (A). International Paten..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has published Changshu Tianyin Electromechanical Co Ltd patent application for Mold Structure for Automatic Assembly of Air Suction Pipe of Air Suction Silencer of Refrigeration Compressor. The invention was developed by Zhao Yunwen, Zhao Xiaodong, Sun Wei, Ding Zh..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Wang Zhifeng has submitted a patent application for Hydraulic Engineering Pressure Steel Pipe Butt Joint Device. This invention was developed by Wang Zhifeng, Zhang Tianfeng, Liu Youchuan and Du Xinyu.
The patent application number is CN202511316251 20250916. The patent publication number is CN121061527 (..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- State Intellectual Property Office of China has received Jiangsu High Poly New Material Tech Co Ltd patent application for Acrylic Acid Pipeline Material and Preparation Method Thereof. Weng Yonghua and Wang Zaihua developed the invention.
The patent application number is CN202511327582 20250917. The pate..
Pipe
| Mon 20 Apr 2026
Beijing, April 20 -- Gaoke Building Materials Xianyang Pipeline Tech Co Ltd has submitted a patent application for Flame-retardant PVC-C Fire-fighting Pipe and Preparation Method Thereof. Qin Yangcun, Ji Yadong, Wang Wuze, Zhang Liming, Wang Zhengxue, Gao Yan, Yan Ning, Zhang Boxing, Liu Min, Li Wanting and Peng Jiangtao develop..
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