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02:11:44 Fri 01 May 2026

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National Petroleum Pipeline Network Group and National Pipe Network Group Engineering Tech Innovation Co Ltd File Chinese Patent Application for Long-period Service Pipeline Safety..

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Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- CCCC First Highway Engineering Group and CCCC First Highway Fifth Eng Co Ltd have submitted a patent application for Construction Device of Large-span Steel Pipe Truss Beam-column Structure. This invention was developed by Feng Renbo, Cai Junjun, Bi Fanghui, Nan Chang, Yan Gengxin, Tong Bo, Kusuki, Lee Hyo-k..

Guangdong Hailong Construction Tech Co Ltd CCCC Zhongjian Hailong Technology Seek Patent for Integrated Electromechanical Pipeline Construction Method Based on Modular Building

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Guangdong Hailong Construction Tech Co Ltd CCCC Zhongjian Hailong Technology have sought patent for Integrated Electromechanical Pipeline Construction Method Based on Modular Building. This invention was developed by Zhao Baojun, Mao Shaoguo, Chen Daibing, Liu Wanshuai, Yang Weidong, Wang Penglong and Wang Q..

Changchun Equipment & Technology Research Institute and Shenyang University of Technology Apply for Patent on Working Size and Process Parameter Optimization Method for Metal Pipe ..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Changchun Equipment & Technology Research Institute and Shenyang University of Technology have applied Chinese patent for Working Size and Process Parameter Optimization Method for Metal Pipe Power Spinning Die. Huang Tao, Guo Yaming, Ma Xiaoliang, Ma Shuai, Guo Li, Zheng Hongwei, Zheng Wentao, Zhang Zhiyuan..

China Nat Offshore Oil Corp and Beijing Res Center CNOOC China Co Ltd Seek Patent for CO2 Pipeline Crack Arrest Toughness Prediction Method and System, Processing Equipment and Sto..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- China Nat Offshore Oil Corp and Beijing Res Center CNOOC China Co Ltd have sought patent for CO2 Pipeline Crack Arrest Toughness Prediction Method and System, Processing Equipment and Storage Medium. This invention was developed by Yin Hanjun, Feng Xianhong, Li Yancheng, Jia Lusheng, Huang Jun, Ni Kankan, So..

University of Science and Technology Beijing and Chengde Jianlong Special Steel File Chinese Patent Application for Steel Pipe Saw Cutting Amount Optimization Method and Device, El..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- University of Science and Technology Beijing and Chengde Jianlong Special Steel have filed a patent application for Steel Pipe Saw Cutting Amount Optimization Method and Device, Electronic Equipment and Storage Medium. This invention was developed by He Anrui, Liu Guodong, Wang Xueyuan, Wang Xiaochen, Li Yan..

The Sixth Engineering of CCCC Fourth Harbor Engineering and CCCC Fourth Harbor Engineering Seek Patent for Construction Method for Water Supply Pipeline at Reverse Ridge of Toilet

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- The Sixth Engineering of CCCC Fourth Harbor Engineering and CCCC Fourth Harbor Engineering have sought patent for Construction Method for Water Supply Pipeline at Reverse Ridge of Toilet. This invention was developed by Qiao Meng, Cao Zhiqiang, Cui Zenglong, Zhang Fang, Tak Il-han, Zhang Wei, Liao Yakui and ..

Shijiazhuang Urban Construction Invest Holding Group Co Ltd and Hebei Institute of Architectural Sciences Apply for Patent on Novel Assembly Type Comprehensive Pipe Rack and Connec..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Shijiazhuang Urban Construction Invest Holding Group Co Ltd and Hebei Institute of Architectural Sciences have applied Chinese patent for Novel Assembly Type Comprehensive Pipe Rack and Connecting Method Thereof. Kang Shizun, Sun Quanyong, Hu Huiyong, Lin Kai, Lyu Sufen, Liu Hualong, Shi Yuehao, Xu Kexin, Lu..

Jinan Energy Engineering Group and Shandong University Submit Chinese Patent Application for Supporting System for Pipe Jacking Working Well and Construction Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jinan Energy Engineering Group and Shandong University have submitted a patent application for Supporting System for Pipe Jacking Working Well and Construction Method. This invention was developed by Cao Yun, Guo Feng, Shi Chao, Kou Lei, Zhang Zongtong, Pan Fuyong, Zhao Yanpeng, Gao Tiangang and Shi Na. T..

Huaneng Qinmei Ruijin Power Generation and Special Equipment Inspection And Testing Institute Of Jiangxi Provincial Inspection And Testing Institute File Chinese Patent Application..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Huaneng Qinmei Ruijin Power Generation and Special Equipment Inspection And Testing Institute Of Jiangxi Provincial Inspection And Testing Institute have filed a patent application for Oxide Skin Inhibition Method of High-chromium Heat-resistant Steel for High-temperature Steam Pipeline of Boiler and Applica..

Yanshan University and Aerosun Corporation Submit Chinese Patent Application for Stainless Steel Corrugated Pipe Electric Pulse On-line Treatment Device and Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Yanshan University and Aerosun Corporation have submitted a patent application for Stainless Steel Corrugated Pipe Electric Pulse On-line Treatment Device and Method. This invention was developed by Yan Meng, Wang Mengye, Liu Yong, Huang Huagui, Li Kun, Ma Yuemin, Liu Zelong, Zhu Guangsong and Xue Xiongjian...

Huizhou Zhonghai Hongyang Real Estate Co Ltd Applies for Patent on Miniature Steel Pipe Pile Reinforcing Method for Complex Soft Foundation Waterscape

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Huizhou Zhonghai Hongyang Real Estate Co Ltd has applied Chinese patent for Miniature Steel Pipe Pile Reinforcing Method for Complex Soft Foundation Waterscape. Dou Guangxing, Yu Junqiang, Peng Yongjian, Tang Guanggeng, Chen Congfa, Qiu Hongxi, Guo Pengpeng, Wang Zhuo, Schutes, Wu Yaojie and Gao Yansheng dev..

State Intellectual Property Office of China Receives Nanjing Iron and Steel Patent Application for Steel for Supercritical CO2 Pipeline Transportation and Production Method Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Nanjing Iron and Steel patent application for Steel for Supercritical CO2 Pipeline Transportation and Production Method Thereof. Zhai Dongyu, Jiang Jinxing, Hong Jun, Wang Fan, Du Haijun, Chen Guangjun, Zheng Yawen and Wang Wentao developed the inventi..

Chengdu Aircraft Industry Group Submits Patent Application for Quantitative Evaluation Method for Stability of Manual Pipeline Assembly Process

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Chengdu Aircraft Industry Group has submitted a patent application for Quantitative Evaluation Method for Stability of Manual Pipeline Assembly Process. Yang Yu, Liu Yusong, Chen Zhen, Du Ya, Xiao Sen, Qin Yuqi, Zhang Wenting, Zhou Fan, Zou Hangbo, Zhang Xiang, Li Mingming and Feng Zebin developed the invent..

State Intellectual Property Office of China Releases Liaocheng Development Zone Qianfeng Pipe Ind Co Ltd Patent Application for Special-shaped Pipe Forming Compensation Method and ..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Liaocheng Development Zone Qianfeng Pipe Ind Co Ltd patent application for Special-shaped Pipe Forming Compensation Method and System Based on Digital Twinning. This invention was developed by Zhou Guangjian and Xue Lian. The patent application numb..

Nanzhi Chongqing Energy Tech Co Ltd Submits Chinese Patent Application for Urban Underground Pipe Network Multi-dimensional State Perception and Risk Assessment Method and System

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Nanzhi Chongqing Energy Tech Co Ltd has submitted a patent application for Urban Underground Pipe Network Multi-dimensional State Perception and Risk Assessment Method and System. This invention was developed by Huang Youwei. The patent application number is CN202511240796 20250902. The patent publication..

No. 5 Eng Co Ltd Of CCCC First Harbor Eng Co Ltd Applies for Patent on Construction Method for Steel Pipe Composite Pile Foundation of Sea-crossing Bridge

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- No. 5 Eng Co Ltd Of CCCC First Harbor Eng Co Ltd has applied Chinese patent for Construction Method for Steel Pipe Composite Pile Foundation of Sea-crossing Bridge. Niu Yunliang, Ma Chong, Ma Jin, Li Yuzhan, Lv Guangzhi, Sun Guofeng, Wang Dianlei, Fan Zhiwei and Sun Yicheng developed it. The patent applic..

Waertsilae Finland Seeks Patent for Pipe Connection Device, Fuel Supply System, Internal Combustion Engine and Method of Operating Internal Combustion Engine

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Waertsilae Finland has sought patent for Pipe Connection Device, Fuel Supply System, Internal Combustion Engine and Method of Operating Internal Combustion Engine. This invention was developed by Peltari Jaakko. The patent application number is CN20238097948 20230508. The patent publication number is CN12..

State Intellectual Property Office of China Publishes Cisdi Technology Research Centre Patent Application for Steel Pipe Rolling Tension Reducing Mill Online Calculation System, Me..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Cisdi Technology Research Centre patent application for Steel Pipe Rolling Tension Reducing Mill Online Calculation System, Method, Equipment and Medium. The invention was developed by Chi Chen, Chen Min, Chen Anpu and Ma Mingxun. The patent applicat..

Luan Xinxing Plastic Pipe Submits Chinese Patent Application for Intelligent Plastic Pipe Manufacturing Whole Process Digital Management System and Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Luan Xinxing Plastic Pipe has submitted a patent application for Intelligent Plastic Pipe Manufacturing Whole Process Digital Management System and Method. This invention was developed by Yang Zhengjun, Jiang Hao, Chen Jiaxing and Zeng Xiangjun. The patent application number is CN202511333510 20250918. The ..

CCCC Third Harbour Engineering Seeks Patent for Lock Catch Type Steel Pipe Pile Sinking Construction Method in Deepwater and Torrent Environment

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- CCCC Third Harbour Engineering has sought patent for Lock Catch Type Steel Pipe Pile Sinking Construction Method in Deepwater and Torrent Environment. This invention was developed by Lin Bin, Zhou Jie, Sun Chengwang, Zhao Linhu and Chi Meng'en. The patent application number is CN202511474261 20251015. The p..

Beijing Zhongdian Hualao Tech Co Ltd Seeks Patent for Unmanned Aerial Vehicle Inspection Control System and Method Based on Acoustic Imaging Gas Pipeline Leakage Detection

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Beijing Zhongdian Hualao Tech Co Ltd has sought patent for Unmanned Aerial Vehicle Inspection Control System and Method Based on Acoustic Imaging Gas Pipeline Leakage Detection. This invention was developed by Wang Jing. The patent application number is CN202511697262 20251119. The patent publication numb..

State Intellectual Property Office of China Receives Shanghai Mechanized Construction Group Patent Application for Connecting Device and Method for Steel Pipe Pile and Prefabricate..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Shanghai Mechanized Construction Group patent application for Connecting Device and Method for Steel Pipe Pile and Prefabricated Bearing Platform. Zhou Feng, Hu Yi, Xia Liangfeng, Zheng Xiangjie, Wu Yilin and Wang Zhehong developed the invention. The ..

SGIDI Engineering Consulting (Group) Submits Chinese Patent Application for Steel Pipe Pile Supporting Structure Capable of Actively Adjusting Deformation and Foundation Pit Suppor..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- SGIDI Engineering Consulting (Group) has submitted a patent application for Steel Pipe Pile Supporting Structure Capable of Actively Adjusting Deformation and Foundation Pit Support Construction Method. This invention was developed by Lu Cunliang, Wei Jianhua, Luo Chengheng, Zhang Qirui, Dong Yueying, Yu Hai..

State Intellectual Property Office of China Publishes Wuxi Communications Construction Engineering Group Patent Application for Cast-in-place Box Girder Steel Pipe Support

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Wuxi Communications Construction Engineering Group patent application for Cast-in-place Box Girder Steel Pipe Support. The invention was developed by Zhao Songsong, Guo Yifeng, Jing Zhidong, Yan Shiyu, Zeng Xiangyu, Cui Liang, Fang Youhua, Dong Jun an..

Shanghai Sanlingsiling Tech Co Ltd Files Chinese Patent Application for Steam Pipe Network Energy Dissipation Distribution Method and Device, Electronic Equipment and Storage Mediu..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Shanghai Sanlingsiling Tech Co Ltd has filed a patent application for Steam Pipe Network Energy Dissipation Distribution Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Wang Zizheng, Shi Daihui, Zhang Kaiyi, Yang Xiangyang, Qin Hong, Huang Peijian and Lu Xunpu. ..

State Intellectual Property Office of China Publishes China Three Gorges and Changjiang Ecology Environmental Protection Group Patent Application for Method and System for Optimizi..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published China Three Gorges and Changjiang Ecology Environmental Protection Group patent application for Method and System for Optimizing Drainage System Pipeline Liquid Level Monitoring Equipment Under Rainfall-free Working Condition. The invention was develo..

Water Resources Research Institute of Shandong Province Submits Chinese Patent Application for Underground Pipe Salt Elimination System for Agricultural Farmland Saline-alkali Soil

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Water Resources Research Institute of Shandong Province has submitted a patent application for Underground Pipe Salt Elimination System for Agricultural Farmland Saline-alkali Soil. This invention was developed by Sun Yu, Li Fulin, An Xiaojie, Li Yanyan, Ji Xuemei and Guo Xianhu. The patent application numb..

Guangzhou Power Supply Bureau of Guangdong Power Grid Applies for Patent on Underground Pipeline Simulation Operation Method and Device Based on Spatial Distribution

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Guangzhou Power Supply Bureau of Guangdong Power Grid has applied Chinese patent for Underground Pipeline Simulation Operation Method and Device Based on Spatial Distribution. Zhou Shijie, Wei Dongsheng, Mao Ganlin and Wen Xinting developed it. The patent application number is CN20251154243 20250730. The pa..

Wuhan Municipal Engineering Design & Research Institute Submits Patent Application for Drainage Pipe Network Disease Diagnosis Method and System Based on Drainage Simulation Model

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Wuhan Municipal Engineering Design & Research Institute has submitted a patent application for Drainage Pipe Network Disease Diagnosis Method and System Based on Drainage Simulation Model. Yang Chao, Lyu Jingang, Kang Dan, Shi Yajun, Jiang Shan, Fan Le, Xiong Xuejun, Yao Xinyun, Chen Tie, Wei Wenqiang, Xiao ..

State Intellectual Property Office of China Releases Chengdu Aircraft Industry Group Patent Application for Intelligent Laying Method and System for Aircraft System Pipeline

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Chengdu Aircraft Industry Group patent application for Intelligent Laying Method and System for Aircraft System Pipeline. This invention was developed by Jing Menghan, Fan Xifeng, Tan Jiahao, Xue Song, Chen Xiangling, Hong Ziyi, Liu Jun, Pang Yuqi and ..

Harbin Institute of Technology Submits Patent Application for Self-sealing Hydrothermal Treatment Method for Micro Heat Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Harbin Institute of Technology has submitted a patent application for Self-sealing Hydrothermal Treatment Method for Micro Heat Pipe. Xu Jie, Yu Jun, Liu Yongda, Wang Ziyang, Wang Xiaoliang, Shan Debin and Guo Bin developed the invention. The patent application number is CN202511416182 20250930. The patent ..

Jiangsu Yinyang Stainless Steel Pipe Ind Co Ltd Files Chinese Patent Application for Stainless Steel Pipe Fitting Cleaning Method and Device Based on Automatic Control

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jiangsu Yinyang Stainless Steel Pipe Ind Co Ltd has filed a patent application for Stainless Steel Pipe Fitting Cleaning Method and Device Based on Automatic Control. This invention was developed by Zhao Hongqiang, Zhang Zhongming, Zang Zhenyu and Li Min. The patent application number is CN202511183529 20..

Wild SC Ningbo Intelligent Tech Co Ltd Applies for Patent on Small-caliber Drain Pipe Water Quality Detection Robot Adopting Deformation Structure

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Wild SC Ningbo Intelligent Tech Co Ltd has applied Chinese patent for Small-caliber Drain Pipe Water Quality Detection Robot Adopting Deformation Structure. Wang Baolei, Wang Fei, Zhang Shuqing, Jia Qingwei, Ru Haolei and Song Liang developed it. The patent application number is CN202511207495 20250827. T..

Henan Delang Intelligent Tech Co Ltd Submits Patent Application for Microwave Detection Method and Device for Pe Pipe Hot-melt Weld Defects

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Henan Delang Intelligent Tech Co Ltd has submitted a patent application for Microwave Detection Method and Device for Pe Pipe Hot-melt Weld Defects. Sun Jingzhao, Shen Gongtian, Li Changjiang, Fu Shaoli, Wang Jingang and Zhang Meng developed the invention. The patent application number is CN202511482580 2..

Nanjing Iron and Steel Files Chinese Patent Application for Method and Device for Detecting Dust Deposition Degree of High-temperature Dust Removal Pipeline

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Nanjing Iron and Steel has filed a patent application for Method and Device for Detecting Dust Deposition Degree of High-temperature Dust Removal Pipeline. This invention was developed by Zhang Xianling. The patent application number is CN20251164844 20250731. The patent publication number is CN121170794 (A..

State Intellectual Property Office of China Receives Chengdu Aircraft Industry Group Patent Application for Method for Filtering and Processing Data in Pipeline Assembly Process

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Chengdu Aircraft Industry Group patent application for Method for Filtering and Processing Data in Pipeline Assembly Process. Chen Zhen, Yang Yu, Wang Shudong, Tang Jianjun, Du Ya, Qin Yuqi, Zhang Wenting, Zhou Fan, Zou Hangbo, Zhang Xiang, Li Mingming..

State Intellectual Property Office of China Releases Shandong Ranyin Electrical Patent Application for Intelligent Nondestructive Testing Equipment for Cable Protection Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Shandong Ranyin Electrical patent application for Intelligent Nondestructive Testing Equipment for Cable Protection Pipe. This invention was developed by Sun Ziran, Sun Nianshuai, Zhuo Zichu, Zhang Hua and Sun Hongbing. The patent application number i..

Beijing University of Technology Applies for Patent on Electromagnetic Nondestructive Testing System and Method for Damage of Steel Pipeline Body

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Beijing University of Technology has applied Chinese patent for Electromagnetic Nondestructive Testing System and Method for Damage of Steel Pipeline Body. Chen Yingchun, Qin Shanming, Xu Chengshun, Yao Guodong, Liu Jiawei and Hu Naixiang developed it. The patent application number is CN202511628602 2025110..

Tianjin Youfa Pipeline Technology Applies for Patent on Multi-angle Visual Detection Device and Method for Plastic-lined Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Tianjin Youfa Pipeline Technology has applied Chinese patent for Multi-angle Visual Detection Device and Method for Plastic-lined Pipeline. Jiang Jisheng, Wang Yungang, Gao Zhiling, Wu Tong, Zhang Xiulong, Ding Hongbin, Qiao Xuewu, Wang Yuzhen, Li Bingwei, Ma Jian and Yuan Dalong developed it. The patent ap..

Shaanxi Youfa Steel Pipe Submits Chinese Patent Application for Method and System for Controlling High Zinc Content of Hot-dip Galvanized Steel Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Shaanxi Youfa Steel Pipe has submitted a patent application for Method and System for Controlling High Zinc Content of Hot-dip Galvanized Steel Pipe. This invention was developed by Niu Dong, Zhu Zhaoning, Liang Pengju, Li Limin, Li Peng and Zhao Sixiang. The patent application number is CN202511669471 2025..

State Intellectual Property Office of China Publishes Eslink Computing Hangzhou Co Ltd; Goldcard Water Technology Patent Application for Water Supply Network Pipe Burst Monitoring ..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Eslink Computing Hangzhou Co Ltd; Goldcard Water Technology patent application for Water Supply Network Pipe Burst Monitoring Method. The invention was developed by Zhang Yanwu, Shen Lingxia, Zheng Chao and Wang Wenjing. The patent application numb..

State Intellectual Property Office of China Publishes Chaokong Shuke Shanghai Tech Co Ltd Patent Application for Method and System for Realizing Part Layout Combination Optimizatio..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Chaokong Shuke Shanghai Tech Co Ltd patent application for Method and System for Realizing Part Layout Combination Optimization Treatment in Pipe Cutting Process. The invention was developed by Li Yang, Yang Haojie and Wang Bin. The patent applicat..

Chaokong Shuke Shanghai Tech Co Ltd Submits Chinese Patent Application for Pipe Cutting Part Stock Layout Processing Method and System and Storage Medium

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Chaokong Shuke Shanghai Tech Co Ltd has submitted a patent application for Pipe Cutting Part Stock Layout Processing Method and System and Storage Medium. This invention was developed by Li Yang, Yang Haojie and Wang Bin. The patent application number is CN202511380195 20250925. The patent publication num..

Avic Huadong Photoelectronics Shanghai Co Ltd Submits Patent Application for Measuring System and Method for Rapidly Measuring Internal Environment of Complex Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Avic Huadong Photoelectronics Shanghai Co Ltd has submitted a patent application for Measuring System and Method for Rapidly Measuring Internal Environment of Complex Pipeline. Xu Zhaohui, Ma Yiping and Fan Yupeng developed the invention. The patent application number is CN202511273141 20250908. The paten..

Zhejiang Shengli Tech Group Co Ltd Submits Patent Application for Steel Pipe Inner Diameter On-line Measuring Device and Measuring Method Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Zhejiang Shengli Tech Group Co Ltd has submitted a patent application for Steel Pipe Inner Diameter On-line Measuring Device and Measuring Method Thereof. Zheng Jianhua developed the invention. The patent application number is CN202511396730 20250928. The patent publication number is CN121163398 (A). Inte..

State Intellectual Property Office of China Publishes Shandong Boda Pipes Ind Co Ltd Patent Application for Laser Detection Device Capable of Continuously Measuring Wall Thickness ..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Shandong Boda Pipes Ind Co Ltd patent application for Laser Detection Device Capable of Continuously Measuring Wall Thickness of Pipe. The invention was developed by Wang Yong, Bo Qin, Zheng Na, Jiang Wenwen, Jiao Shuxin and Hu Zonghao. The patent ..

State Intellectual Property Office of China Releases Anhui Specreation Instrument Science & Technology Patent Application for Corrugated Pipe and Synchrotron Radiation Accelerator ..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Anhui Specreation Instrument Science & Technology patent application for Corrugated Pipe and Synchrotron Radiation Accelerator with Same. This invention was developed by Wang Anzhu, Shen Guoqing, Shen Jin and Li Chaoyang. The patent application number..

Jiangnan Shipyard Group Files Chinese Patent Application for Ship Pipeline Valve Type Selection Method and System, Medium and Terminal

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Jiangnan Shipyard Group has filed a patent application for Ship Pipeline Valve Type Selection Method and System, Medium and Terminal. This invention was developed by Wu Fei, Zhang Xuanhui, Zhu Yong, Wang Bing, Bai Bing, Zhao Yuetong, Shan Rongjie, Bian Xiutao and Chen Le. The patent application number is CN..

China University of Geosciences, Wuhan Seeks Patent for Progressive Post-earthquake Pipeline Safety Evaluation Method Based on Multi-source Data

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- China University of Geosciences, Wuhan has sought patent for Progressive Post-earthquake Pipeline Safety Evaluation Method Based on Multi-source Data. This invention was developed by Huang Liang, Xue Yujie, Jing Hongyuan, Chen Yifan, Yang Jia, Zhou Zhiyao, Zhu Ao and Deng Qinglu. The patent application numb..

North China Institute of Aerospace Engineering Submits Patent Application for Municipal Pipe Network Inflow Detection Method and Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- North China Institute of Aerospace Engineering has submitted a patent application for Municipal Pipe Network Inflow Detection Method and Device. Chen Feng, Si Xiurong and Yue Wen developed the invention. The patent application number is CN202511479523 20251016. The patent publication number is CN121163610 (..

Jiangsu Fasten Optoelectronics Technology Submits Chinese Patent Application for Method for Verifying Relationship Between Strain of Strain Optical Cable and Pipeline Displacement

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jiangsu Fasten Optoelectronics Technology has submitted a patent application for Method for Verifying Relationship Between Strain of Strain Optical Cable and Pipeline Displacement. This invention was developed by Ning Qiang, Su Wu, Jin Hongpeng, Huang Xiaowei, Shen Lianjie and Liu Xijie. The patent applicat..

State Intellectual Property Office of China Publishes Tianrui Tech Tianjin Co Ltd Patent Application for Automatic Data Pipeline Construction and Monitoring System Driven by Fused ..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Tianrui Tech Tianjin Co Ltd patent application for Automatic Data Pipeline Construction and Monitoring System Driven by Fused Metadata. The invention was developed by Yan Jun, Zhao Xichao and Sun Lianzheng. The patent application number is CN202511..

State Intellectual Property Office of China Releases Beijing Zhongfu Lian Tech Co Ltd Patent Application for Self-powered Device and Method for Pipeline Gas Sensor

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Beijing Zhongfu Lian Tech Co Ltd patent application for Self-powered Device and Method for Pipeline Gas Sensor. This invention was developed by Liu Qiang, Sun Xilai, Dong Yunlong, Tian Zhiwu and Peng Xianhai. The patent application number is CN20251..

Zhonganguangyuan Inspection And Evaluation Tech Service Co Ltd Seeks Patent for Heat Distribution Pipeline Safety Risk Assessment Method, System, Equipment and Program

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Zhonganguangyuan Inspection And Evaluation Tech Service Co Ltd has sought patent for Heat Distribution Pipeline Safety Risk Assessment Method, System, Equipment and Program. This invention was developed by Xie Xinran, Pang Mengxia, Jin Mengnan, Wang Wenxing, Liu Ran, Gao Yue, Xu Hongyun and Jia Lin. The p..

State Intellectual Property Office of China Releases Hangzhou Underground Pipeline Dev Co Ltd Patent Application for Flame Detection Method and Device for Pipe Gallery Scene

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Hangzhou Underground Pipeline Dev Co Ltd patent application for Flame Detection Method and Device for Pipe Gallery Scene. This invention was developed by Gao Zihao, Chen Xinxiang, Zhou Ziheng, Chen Shijie, Yang Juanfeng, Song Zhihuan and Zhang Xinmin. ..

Jiaxing City Special Equipment Inspection And Testing Institute Seeks Patent for Terahertz Polyethylene Pipeline Hot Melting Joint Defect Super-resolution Imaging Method Based on C..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- Jiaxing City Special Equipment Inspection And Testing Institute has sought patent for Terahertz Polyethylene Pipeline Hot Melting Joint Defect Super-resolution Imaging Method Based on CBAM-ESRGAN. This invention was developed by Pan Jinping, Fan Mengbao, Son Hyun-hyun, Cao Binghua, Sun Fengshan and Li Xinqia..

State Intellectual Property Office of China Publishes Hebei Jiuhua Explor Surveying And Mapping Co Ltd Patent Application for Intelligent Temperature Control System and Method for ..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Hebei Jiuhua Explor Surveying And Mapping Co Ltd patent application for Intelligent Temperature Control System and Method for Resin Repair of Drainage Pipeline. The invention was developed by Sui Hongyan, Gu Shoujun, Liang Jidong, Yuan Zhigang, Liu Ha..

State Intellectual Property Office of China Releases MCC Northwest Engineering Tech Co Ltd Patent Application for Hydrogen Embrittlement Detection Device and Hydrogen Embrittlement..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released MCC Northwest Engineering Tech Co Ltd patent application for Hydrogen Embrittlement Detection Device and Hydrogen Embrittlement Detection Method for Hydrogen Pipeline. This invention was developed by Yue Lei, Xing Chaonan, Guo Yaxiang, Wang Lijun and H..

State Intellectual Property Office of China Releases China Nuclear Power Institute and CGN Power Patent Application for Device and Method for Detecting Radionuclides in Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released China Nuclear Power Institute and CGN Power patent application for Device and Method for Detecting Radionuclides in Pipeline. This invention was developed by Guo Yong, Zeng Xian, Liu Chunyu, Lin Peng, Liao Zhonghui and Zou Qing. The patent applicati..

State Intellectual Property Office of China Releases Changzhi Zetai Rubber & Plastic Products Co Ltd Patent Application for Gas Pipe, Gas Pipe Water Pressure Testing Machine and Us..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Changzhi Zetai Rubber & Plastic Products Co Ltd patent application for Gas Pipe, Gas Pipe Water Pressure Testing Machine and Use Method of Gas Pipe Water Pressure Testing Machine. This invention was developed by Song Xiaoliang and Song Zeping. The p..

State Intellectual Property Office of China Releases Jinshi Jianan Eng Inspection Co Ltd Patent Application for Building Construction Steel Pipe Material Strength Detection Equipme..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Jinshi Jianan Eng Inspection Co Ltd patent application for Building Construction Steel Pipe Material Strength Detection Equipment. This invention was developed by Xiang Changzheng, Li Lianhui, Ma Zhihan, Wang Jue, Cui Jinghao, He Yi, Xiao Dongjia and S..

Jiangsu Dejing Pipeline System Tech Co Ltd Applies for Patent on Steel Pipe Sealing Detection Hydraulic Press

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jiangsu Dejing Pipeline System Tech Co Ltd has applied Chinese patent for Steel Pipe Sealing Detection Hydraulic Press. Xie Yi, Mo Peiming, Dai Huiming, Qin Jingwei, Yu Jiawei and Dai Zhewei developed it. The patent application number is CN202511227636 20250829. The patent publication number is CN12116401..

No. 719 Res Institute China State Shipbuilding Co Ltd Seeks Patent for Cooling Pipeline Ice Filtering Performance Test System and Test Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- No. 719 Res Institute China State Shipbuilding Co Ltd has sought patent for Cooling Pipeline Ice Filtering Performance Test System and Test Method. This invention was developed by Yang Xiaohu, Wang Wei, Ke Zhiwu, Zhao Zhenxing, Xu Guangzhan, Cao Guangming, Zhang Zhi, Liu Yongchao, Ke Hanbing, Wu Muyun, Wang ..

State Intellectual Property Office of China Publishes Huayuan Jinbo Tech Co Ltd Patent Application for Sinusoidal Motion Temperature-controllable Corrugated Pipe Fatigue Life Testi..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Huayuan Jinbo Tech Co Ltd patent application for Sinusoidal Motion Temperature-controllable Corrugated Pipe Fatigue Life Testing Device. The invention was developed by Shao Hongxuan, Xu Lixin, Li Zhaokang, Yang Shoumin, Zhang Xuefeng and Fan Guoqiang...

State Intellectual Property Office of China Receives Sixth Constr Co Ltd China Nat Chemical Eng Corp Patent Application for Pigging Pressure Testing Device for Pipeline and Constru..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Sixth Constr Co Ltd China Nat Chemical Eng Corp patent application for Pigging Pressure Testing Device for Pipeline and Construction Method. Cheng Shi, Lyu Deqiang, Hu Jun, Zhou Hua, Liu Zhen, Zhang Duo, Wang Chengdong, Zhao Hui, Han Yanzhao and Ding S..

Guangzhou Mayer Corp Ltd Applies for Patent on Air Tightness Detection Method Adaptive to Multi-angle Bent Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Guangzhou Mayer Corp Ltd has applied Chinese patent for Air Tightness Detection Method Adaptive to Multi-angle Bent Pipe. Feng Hongwei, Yan Guobiao and Guo Qi developed it. The patent application number is CN202511288178 20250910. The patent publication number is CN121163785 (A). International Patent Clas..

Wuxi Shuideng Machinery Co Ltd Applies for Patent on Automatic Sealing Performance Detection Device for Hydraulic Pipe Fitting

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Wuxi Shuideng Machinery Co Ltd has applied Chinese patent for Automatic Sealing Performance Detection Device for Hydraulic Pipe Fitting. Li Huan developed it. The patent application number is CN202511311642 20250915. The patent publication number is CN121163772 (A). International Patent Classification cod..

Tianjin United Steel Pipe Co Ltd Files Chinese Patent Application for Steel Pipe Welding Seam Height On-line Measuring Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Tianjin United Steel Pipe Co Ltd has filed a patent application for Steel Pipe Welding Seam Height On-line Measuring Device. This invention was developed by Zhou Wenjun and Liang Deyou. The patent application number is CN202511250390 20250903. The patent publication number is CN121163343 (A). Internationa..

Jianyuan Zhilian Jinan Fluid Equipment Co Ltd Applies for Patent on Heat Exchange Unit Pipeline Supporting Frame

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jianyuan Zhilian Jinan Fluid Equipment Co Ltd has applied Chinese patent for Heat Exchange Unit Pipeline Supporting Frame. Zhou Lijian, Wang Peiying, Liang Hongjie, Ma Xingkai and Du Benjie developed it. The patent application number is CN202511698736 20251119. The patent publication number is CN121163296..

State Intellectual Property Office of China Publishes Nidec Chaozhong Tech Co Ltd Patent Application for Multi-pipe-diameter Heat Pipe Structure

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Nidec Chaozhong Tech Co Ltd patent application for Multi-pipe-diameter Heat Pipe Structure. The invention was developed by Li Quanyou, Kim Ka Young and Wang Zhengyan. The patent application number is CN202410787707 20240618. The patent publication ..

Anhui Changan Intelligent Equipment Mfg Co Ltd Submits Patent Application for Temperature-controllable Double-pipe Heat Exchanger

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Anhui Changan Intelligent Equipment Mfg Co Ltd has submitted a patent application for Temperature-controllable Double-pipe Heat Exchanger. Pu Jiangwei, Xu Chunfeng, Wang Congyu and Wang Ge developed the invention. The patent application number is CN202511342530 20250919. The patent publication number is C..

State Intellectual Property Office of China Receives Geyi Energy Tech Foshan Co Ltd Patent Application for Air Inlet Pipe, Heat Exchange Pipeline and Paint Drying Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Geyi Energy Tech Foshan Co Ltd patent application for Air Inlet Pipe, Heat Exchange Pipeline and Paint Drying Device. Huang Yongle and Peng Haobin developed the invention. The patent application number is CN202511486966 20251017. The patent publicat..

Huzhou Kaijin New Energy Tech Co Ltd Files Chinese Patent Application for Water Circulation Pipeline and Application Thereof

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Huzhou Kaijin New Energy Tech Co Ltd has filed a patent application for Water Circulation Pipeline and Application Thereof. This invention was developed by Yang Yunlin. The patent application number is CN202511280645 20250909. The patent publication number is CN121163156 (A). International Patent Classifi..

State Intellectual Property Office of China Publishes Qingdao Energy Thermoelectric Group Co Ltd Patent Application for Small Sewage Source Heat Pump-concentrated Pipe Network Coup..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Qingdao Energy Thermoelectric Group Co Ltd patent application for Small Sewage Source Heat Pump-concentrated Pipe Network Coupling System and Application Thereof. The invention was developed by Li Xiuzhi, Wang Zhaoming, Feng Yiyuan, Zhang Linjie, Fu H..

Sufaai Water Pump Shanghai Co Ltd Files Chinese Patent Application for Rotary Heat Exchange Type Synchronous Air Inlet and Exhaust Framework Based on Single-pipe Inner Branch Cavit..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Sufaai Water Pump Shanghai Co Ltd has filed a patent application for Rotary Heat Exchange Type Synchronous Air Inlet and Exhaust Framework Based on Single-pipe Inner Branch Cavity and Fresh Air Device. This invention was developed by Liu Jinyong. The patent application number is CN202511354394 20250922. T..

Jingning She Autonomous County Village Construction Man Station Seeks Patent for Municipal Sewage Pipe Network Dredging and Foreign Matter Removing Integrated Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Jingning She Autonomous County Village Construction Man Station has sought patent for Municipal Sewage Pipe Network Dredging and Foreign Matter Removing Integrated Device. This invention was developed by Mao Keming, Fang Tianyun, Xu Lixia, Wu Guifang, Ji Zifei, Lin Feng, Chen Keyan, Mei Xueyan, Chen Yating, ..

Hefei Water Group Co Ltd Submits Chinese Patent Application for Mounting Device for Drainage Pipeline Construction

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Hefei Water Group Co Ltd has submitted a patent application for Mounting Device for Drainage Pipeline Construction. This invention was developed by Zhu Jingkun, Wang Pengfei, Cao Zeyu, Zhang Mingzhi, Wang Shouchun and Xu Ziyang. The patent application number is CN202511361479 20250923. The patent publicat..

Nanjing Speed Tech Co Ltd Files Chinese Patent Application for In-pipe Reversing Device of Inclinometer

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Nanjing Speed Tech Co Ltd has filed a patent application for In-pipe Reversing Device of Inclinometer. This invention was developed by Shan Weiwei and Xiang Luyao. The patent application number is CN202511363865 20250923. The patent publication number is CN121161872 (A). International Patent Classificatio..

Southwest Petroleum University Files Chinese Patent Application for CCUS Injection Well Completion Device and Method for Preventing Gas Channeling Outside Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Southwest Petroleum University has filed a patent application for CCUS Injection Well Completion Device and Method for Preventing Gas Channeling Outside Pipe. This invention was developed by Li Nianyin, Huang Zhihui, Jiang Jiahao, Gong Zhibo, Li Ruoxi, Wang Weilong, Tong Wenjie and Long Haoyu. The patent ..

Guilin University of Technology Seeks Patent for Prefabricated Assembly Type FRP Pipe Concrete Column-foundation Sleeve Joint and Construction Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Guilin University of Technology has sought patent for Prefabricated Assembly Type FRP Pipe Concrete Column-foundation Sleeve Joint and Construction Method. This invention was developed by Huang Dongming, Wang Lei, Cheng Zhijun, Chen Xinyu, Zhang Jiwang, Hu Jinxi, Yi Jin, Lin Chenlong and Zhang Qiancheng. ..

State Intellectual Property Office of China Releases Gree Electric Appliances, Zhuhai Patent Application for Air Supply Device and Control Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Gree Electric Appliances, Zhuhai patent application for Air Supply Device and Control Method. This invention was developed by Chen Jie, Li Baiyu, Wang Jian, Wei Siyi and Ou Yue. The patent application number is CN202511322817 20250916. The patent pu..

Weichai Power Submits Patent Application for Pipeline Type Urea Mixing Device

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Weichai Power has submitted a patent application for Pipeline Type Urea Mixing Device. Zheng Peng, Zhang Chenglong, Dong Shunfang and Guo Qingyan developed the invention. The patent application number is CN20251150776 20250729. The patent publication number is CN121162385 (A). International Patent Classif..

Southwest Petroleum University Submits Chinese Patent Application for Novel Telescopic Pipe Structure of High-temperature and High-pressure Well and Pipe Column Optimal Configurati..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Southwest Petroleum University has submitted a patent application for Novel Telescopic Pipe Structure of High-temperature and High-pressure Well and Pipe Column Optimal Configuration Method of Novel Telescopic Pipe Structure. This invention was developed by Ding Liangliang, Liao Tao, Lian Zhanghua, Wang Kai,..

State Intellectual Property Office of China Receives Anhui University of Science and Technology Patent Application for Gas Pipe Network Toughness Evaluation Method Considering Rand..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Anhui University of Science and Technology patent application for Gas Pipe Network Toughness Evaluation Method Considering Random Leakage and Recovery Mechanism. Zhao Dongyue, Xue Shuo, He Qing, Nie Shibin, Zhang Hong, Dong Xiang and Zhao Aohan develop..

State Intellectual Property Office of China Receives Guangzhou Power Supply Bureau of Guangdong Power Grid Patent Application for Data Processing Method and Device Applied to Under..

Pipe

| Wed 29 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has received Guangzhou Power Supply Bureau of Guangdong Power Grid patent application for Data Processing Method and Device Applied to Underground Distribution Pipeline and Electronic Equipment. Li Yingfeng, Yang Xinran, Wang Xuefeng and Deng Ming developed the inv..

State Intellectual Property Office of China Releases Xi'an Thermal Power Research Institute Patent Application for Auxiliary Measuring Device and Method for Leeb Hardness of Pipe F..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Xi'an Thermal Power Research Institute patent application for Auxiliary Measuring Device and Method for Leeb Hardness of Pipe Fitting or Bolt. This invention was developed by Cheng Jun, Qin Chengpeng, Li Liang, Wang Zhiqiang, Li Dongjiang, Wang Fugui, ..

Far East Cable Submits Patent Application for Special-shaped Metal Pipe Pressure Resistance Detection Device and Method

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Far East Cable has submitted a patent application for Special-shaped Metal Pipe Pressure Resistance Detection Device and Method. Gu Kunlin, Zhang Chunmei, Wu Yan, Jiang Hao, Xia Yonghui, Wang Yanli, Zhao Tong and Ye Ze developed the invention. The patent application number is CN202511510930 20251022. The pa..

State Intellectual Property Office of China Publishes Henan University of Science and Technology Patent Application for Multi-aperture Pipeline Internal Pressure Testing Device and..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has published Henan University of Science and Technology patent application for Multi-aperture Pipeline Internal Pressure Testing Device and Method Based on Distributed Optical Fibers. The invention was developed by Chen Na, Ning Qiujun, Yang Meng, Wang Chaosheng a..

Shandong Ranyin Electrical Submits Patent Application for Compressive Strength Detection Device for Cable Protection Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Shandong Ranyin Electrical has submitted a patent application for Compressive Strength Detection Device for Cable Protection Pipe. Sun Ziran, Sun Nianshuai, Zhuo Zichu, Zhang Hua and Sun Hongbing developed the invention. The patent application number is CN202511393352 20250927. The patent publication number..

Hebei University of Engineering Submits Patent Application for Pressure Detection Device for Pipe Section Type High-pressure Paste Conveying Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Hebei University of Engineering has submitted a patent application for Pressure Detection Device for Pipe Section Type High-pressure Paste Conveying Pipeline. Pan Yue, Niu Yichen, Wang Lidong, Zhang Bowen, Zhang Xiaolong and Zhang Jiaxuan developed the invention. The patent application number is CN202511312..

Ruijie Networks Submits Chinese Patent Application for Heat Pipe, Electronic Equipment and Preparation Method of Heat Pipe

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Ruijie Networks has submitted a patent application for Heat Pipe, Electronic Equipment and Preparation Method of Heat Pipe. This invention was developed by Jiang Chi, Wang Yang and Zhang Liang. The patent application number is CN202410791886 20240618. The patent publication number is CN121163282 (A). Intern..

Sumaite Intelligent Technology (Jiangsu) Files Chinese Patent Application for Lifting and Drying Device for U-shaped Pipe Production and Processing

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- Sumaite Intelligent Technology (Jiangsu) has filed a patent application for Lifting and Drying Device for U-shaped Pipe Production and Processing. This invention was developed by Shen Peng, Tan Guofu, Wang Zhaohui, Hua Bingshui, Zheng Caijun, Chen Yang and Qian Wang. The patent application number is CN20251..

State Intellectual Property Office of China Releases Shandong Longertek Technology Patent Application for Air Supply Pipeline of Air Conditioning Equipment and Temperature Control ..

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Shandong Longertek Technology patent application for Air Supply Pipeline of Air Conditioning Equipment and Temperature Control Method. This invention was developed by Wang Shenyu, Lee Kyung-eun, Zhang Jie, Zhang Ruiying and Gao Bo. The patent applicat..

State Intellectual Property Office of China Releases Jinan First Construction Group Patent Application for Spray Concrete Curing System Based on Hot-melting-free Flexible Pipeline

Pipe

| Thu 30 Apr 2026

Beijing, April 30 -- State Intellectual Property Office of China has released Jinan First Construction Group patent application for Spray Concrete Curing System Based on Hot-melting-free Flexible Pipeline. This invention was developed by Duan Xingfa, Ge Yiqun, Xu Guoxin, Li Zheng, Guo Xiangwei, Zheng Shaoquan, Yu Mengjie, Li Qin..

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