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19:56:45 Thu 14 May 2026

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Anhui Yuanxin Heavy Ind C

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(5)

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(4)

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(4)

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(4)

Tangshan Zhengyuan Pipe I

(4)

Baotou Iron and Steel Gro

(3)

Dreame Innovation Technol

(3)

Anhui Puluolan Pipeline R

(2)

Anhui Zhonghan High Molec

(2)

CNOOC Tianjin Branch

(2)

Cangzhou Telida Wear Resi

(2)

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(2)

Changzhou Institute of Te

(2)

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(2)

China 22MCC Group Corpora

(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

(2)

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(2)

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(2)

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(2)

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(2)

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(2)

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(2)

(2)

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(2)

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(1)

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(1)

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(1)

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(1)

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(1)

(1)

Alexander Daryl B [us]; A

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

Euro Heat Pipes

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

Fujian Huadian Furui Ener

(1)

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(1)

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(1)

Fujian Yunlian Zhonghui E

(1)

(1)

Fukushin Electric Suzhou

(1)

(1)

Fuzhou Planning Design &

(1)

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(1)

Gansu Province Eighth Con

(1)

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(1)

Gaotang Dingli Constructi

(1)

Getty Box Pro Llc

(1)

Grinm Metal Composite Mat

(1)

Guangdi Maoming Chemical

(1)

Guangdong Benda Building

(1)

Guangdong China Coal Jian

(1)

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(1)

Guangdong Guanyue Highway

(1)

Guangdong Hushuntong Plas

(1)

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(1)

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(1)

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(1)

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(1)

Guangxi Fangchenggang Nuc

(1)

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(1)

Guangzhou Construction In

(1)

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(1)

Guangzhou Mayer Corp Ltd

(1)

Guangzhou Metro Eng Consu

(1)

Guangzhou Smart City Inve

(1)

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(1)

Guantao Wangshun Bearing

(1)

Guasso Equipment Co Ltd

(1)

Guizhou Aerospace Kaixing

(1)

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(1)

Guo Neng Long Yuan Enviro

(1)

(1)

Hangzhou Chuangda Intelli

(1)

Hangzhou Dajiangdong City

(1)

Hangzhou Guoneng Steam Tu

(1)

Hangzhou Jisi Shikong Inf

(1)

Hangzhou Laotan Hardware

(1)

Hangzhou Robam Appliances

(1)

Hangzhou Yite Huawo Tech

(1)

(1)

Harbin Turbine Auxiliary

(1)

Hebei Duoji Composite Mat

(1)

Hebei Handong Electric Po

(1)

Hebei Hongxin Chuangxin T

(1)

Hebei Jinchangsheng Elect

(1)

Hebei Jy Tech Co Ltd

(1)

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(1)

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(1)

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(1)

Hebei Zhuixun Tech Co Ltd

(1)

Hefei Maisi Taihe Informa

(1)

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(1)

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(1)

Henan Branch of China Sou

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(1)

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(1)

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(1)

Hengrun Group Co Ltd; Heb

(1)

Hengshui Yinli Plastic Ru

(1)

Hengyang Valin Steel Tube

(1)

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(1)

Hitachi Ge Vernova Nuclea

(1)

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(1)

Hongyun Honghe Tobacco (G

(1)

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(1)

Huadian Engineering

(1)

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(1)

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(1)

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(1)

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(1)

Huaneng Dongguan Gas Turb

(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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(1)

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Hubei Kingbull Pipe Indus

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(1)

Huizhou Fengkai Electroni

(1)

Hunan City University; Hu

(1)

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(1)

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(1)

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Hytrans Beheer B V

(1)

Inner Mongolia Coal Geolo

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Inst Eng Mech China Earth

(1)

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(1)

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(1)

Jiangnan Shipyard Group

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(1)

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(1)

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Jiangsu Haoran New Mat Co

(1)

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(1)

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(1)

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(1)

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U.S. Patent and Trademark Office Awards Patent for Pipe Coupling for Connecting Circular Elements

Pipe

| Wed 13 May 2026

Alexandria, May 14 -- U.S. Patent and Trademark Office has awarded a patent to Avk Holding As for Pipe Coupling for Connecting Circular Elements. Simonsen Christian Henrik developed the invention. The patent application number is US202318858813 20230414. The patent publication number is US12624779 (B2). International Patent C..

Kernkraftwerk Goesgen Daeniken AG Awarded Patent for Stop Valve for Installation in a Pipeline, in Particular in a Pipeline of a Nuclear Facility

Pipe

| Wed 13 May 2026

Alexandria, May 14 -- Kernkraftwerk Goesgen Daeniken AG has been awarded a patent for Stop Valve for Installation in a Pipeline, in Particular in a Pipeline of a Nuclear Facility. This invention was developed by Ornot Leo. The patent application number is US202017783225 20201208. The patent publication number is US12624771 (B..

Liang Wei Submits Chinese Patent Application for Thermal Pipe Ditch Limited Space Operation Risk Assessment Method and System

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Liang Wei has submitted a patent application for Thermal Pipe Ditch Limited Space Operation Risk Assessment Method and System. This invention was developed by Liang Wei, Meng Jian and Guo Xiaoqing. The patent application number is CN202511416554 20250930. The patent publication number is CN121303820 (A). In..

Shuiyi Environmental Prot Group Co Ltd Files Chinese Patent Application for Sewage Pipe Network Operation and Maintenance Management Method and System Based on GIS

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Shuiyi Environmental Prot Group Co Ltd has filed a patent application for Sewage Pipe Network Operation and Maintenance Management Method and System Based on GIS. This invention was developed by Pan Ze, Zheng Junfang, Zhao Ziqi, Zhang Jiaren, Yu Haohao and Fang Lele. The patent application number is CN20251..

Xi'an Thermal Power Research Institute; Huaneng Jilin Power Generation, Jiutai Electric Factory; Xian Xire Energy Saving Tech Co Ltd Submits Patent Application for Edge Calculation..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Xi'an Thermal Power Research Institute; Huaneng Jilin Power Generation, Jiutai Electric Factory; Xian Xire Energy Saving Tech Co Ltd has submitted a patent application for Edge Calculation and Storage System Suitable for Long-distance Heat Supply Pipe Network Inspection Robot. Qiao Lei, Wang Hui, Meng Xin, Cha..

Rosen IP AG Granted United States Patent for Method and Inspection Device for Examining the Cathodic Protection of a Ferromagnetic Pipeline

Pipe

| Thu 14 May 2026

Alexandria, May 14 -- Rosen IP AG has been granted a patent for Method and Inspection Device for Examining the Cathodic Protection of a Ferromagnetic Pipeline. This invention was developed by Danilov Andrey, Bosse Ben and Rosen Patrik. The patent application number is US202218559226 20220506. The patent publication number is ..

State Intellectual Property Office of China Releases China Mobile Xiongan Information Communication Tech Co Ltd, China Mobile System Integration Co Ltd, China Mobile Communication..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has released China Mobile Xiongan Information Communication Tech Co Ltd, China Mobile System Integration Co Ltd, China Mobile Communications and China Mobile Information System Integration Co Ltd patent application for Oil and Gas Pipeline Failure Factor Diagnosis M..

State Intellectual Property Office of China Receives National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institu..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has received National Petroleum Pipeline Network Group and State Petroleum Pipeline Network Group of Science and Technology Research Institute Branch patent application for Method, Device and Equipment for Determining Operation State of Oil and Gas Pipe Network and S..

Huayuan Computing Tech Shanghai Co Ltd Submits Patent Application for Steel Pipe Whole-process Intelligent Tracking System Based on Multi-mode Sensing Fusion

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Huayuan Computing Tech Shanghai Co Ltd has submitted a patent application for Steel Pipe Whole-process Intelligent Tracking System Based on Multi-mode Sensing Fusion. Ye Haobo, Liu Yi and Cao Jun developed the invention. The patent application number is CN202511853406 20251209. The patent publication number..

Hunan Puqi Water Environment Res Institute Co Ltd Applies for Patent on Sound Cavity Resonance Sound Collector Applied to Pipeline Leakage Point Detection

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Hunan Puqi Water Environment Res Institute Co Ltd has applied Chinese patent for Sound Cavity Resonance Sound Collector Applied to Pipeline Leakage Point Detection. Xiao Yuefei developed it. The patent application number is CN202511550295 20251028. The patent publication number is CN121298009 (A). Internati..

Shandong Feibo Saisi Photoelectric Tech Co Ltd Submits Chinese Patent Application for Distributed Optical Fiber Sound Wave Sensing System Applied to Long-distance Heat Distribution..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Shandong Feibo Saisi Photoelectric Tech Co Ltd has submitted a patent application for Distributed Optical Fiber Sound Wave Sensing System Applied to Long-distance Heat Distribution Pipeline Monitoring. This invention was developed by Wei Huayu, Wang Chang, Liu Xiaohui, Gao Chang, Ma Liangzhu, Shi Hao and Liu M..

State Intellectual Property Office of China Receives Liang Wei Patent Application for Energy Station Large Pipeline Pressure Test Flushing Optimization Method and Device

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has received Liang Wei patent application for Energy Station Large Pipeline Pressure Test Flushing Optimization Method and Device. Liang Wei developed the invention. The patent application number is CN202511416312 20250930. The patent publication number is CN12130..

Sichuan Aoda Measurement And Control Device Co Ltd Files Chinese Patent Application for Non-full Pipe Flow Measuring Instrument and Measuring Method

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Sichuan Aoda Measurement And Control Device Co Ltd has filed a patent application for Non-full Pipe Flow Measuring Instrument and Measuring Method. This invention was developed by Wang Lianggui, Wu Xilin, Liu Wenwu, Zhong Shuai, Li Zongyong, Liu Yi, Li Min, Wang Ke and Zhong Luo. The patent application numb..

Sichuan Aoda Measurement and Control Device Co Ltd Submits Patent Application for Non-full-pipe Double-frequency Radar Flowmeter and Metering Method

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Sichuan Aoda Measurement and Control Device Co Ltd has submitted a patent application for Non-full-pipe Double-frequency Radar Flowmeter and Metering Method. Wang Lianggui, Zhong Shuai, Wu Xilin, Liu Wenwu, Wu Shuang, Li Zongyong, Liu Yi, Li Min, Zhong Luo and Wang Ke developed the invention. The patent app..

Guangdong Mingdao Communication Tech Co Ltd Submits Patent Application for Cable Traction Anti-twisting Device for Communication Pipeline Construction and Use Method Thereof

Pipe

| Wed 13 May 2026

Beijing, May 14 -- Guangdong Mingdao Communication Tech Co Ltd has submitted a patent application for Cable Traction Anti-twisting Device for Communication Pipeline Construction and Use Method Thereof. Li Jizhong and Wang Yonghuan developed the invention. The patent application number is CN202511768893 20251128. The patent pu..

State Intellectual Property Office of China Publishes Xi'an Jinggong Medical Tech Co Ltd Patent Application for Ecmo Pipeline Bubble Monitoring Method and System Based on Image Rec..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has published Xi'an Jinggong Medical Tech Co Ltd patent application for Ecmo Pipeline Bubble Monitoring Method and System Based on Image Recognition. The invention was developed by Yan Yang, Gong Huizhong, Niu Jiaojiao, Zhang Yifan, Zhu Chunjuan, Yang Huan, Zheng Xin..

Nantong Qiangsi Digital Tech Co Ltd Submits Chinese Patent Application for Ship Pipeline Data Generation Method for Deep Learning Training

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Nantong Qiangsi Digital Tech Co Ltd has submitted a patent application for Ship Pipeline Data Generation Method for Deep Learning Training. This invention was developed by Ding Hongxiang, Liu Xingkai, Wang Wentao, Miao Yun and Tao Kai. The patent application number is CN202511408242 20250929. The patent pub..

Sichuan Zhongpinxin Construction Eng Co Ltd Submits Chinese Patent Application for Road and Bridge Pipeline Pre-buried Slotting Positioning Method and System Based on Image Recogni..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Sichuan Zhongpinxin Construction Eng Co Ltd has submitted a patent application for Road and Bridge Pipeline Pre-buried Slotting Positioning Method and System Based on Image Recognition. This invention was developed by Yuan Hailong, Ai Zhaoshan, Yang Jie, Zhang Huining, Wei Bai, Wang Renjie, Liu Kai and Chen We..

Hefei Maisi Taihe Information Tech Co Ltd Files Chinese Patent Application for Graph Structure-based Machine Learning Pipeline Generation and Deployment Method and System

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Hefei Maisi Taihe Information Tech Co Ltd has filed a patent application for Graph Structure-based Machine Learning Pipeline Generation and Deployment Method and System. This invention was developed by Jiang Weiming, Zhu Dongwei, Men Haofei, Yu Haiwei and Luo Shijun. The patent application number is CN20251..

Nanchang Water Group Secondary Water Supply Co Ltd Files Chinese Patent Application for Drainage Pipe Network Defect Detection Method and System

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Nanchang Water Group Secondary Water Supply Co Ltd has filed a patent application for Drainage Pipe Network Defect Detection Method and System. This invention was developed by Xiao Li. The patent application number is CN202511416155 20250930. The patent publication number is CN121302965 (A). International P..

Suzhou Mingfeng Tongjiu Intelligent Tech Co Ltd Files Chinese Patent Application for Quantitative Detection System for Magnetic Stress of Buried Steel Pipeline Based on Multi-physi..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Suzhou Mingfeng Tongjiu Intelligent Tech Co Ltd has filed a patent application for Quantitative Detection System for Magnetic Stress of Buried Steel Pipeline Based on Multi-physics Field Coupling Inversion and Pinn. This invention was developed by Zhang Yunfeng and Chen Zhongming. The patent application num..

Hunan Senxin Construction Eng Group Co Ltd Submits Chinese Patent Application for Intelligent Monitoring System for Sewage Treatment Pipeline

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Hunan Senxin Construction Eng Group Co Ltd has submitted a patent application for Intelligent Monitoring System for Sewage Treatment Pipeline. This invention was developed by Yang Shengwei, Wang Jianling, Ding Jingliang, Hu Xiao, Hu Min and Zhou Wei. The patent application number is CN202511469091 20251015...

Inst High Speed Aerodynamics China Aerodynamics Res & Dev Ct Submits Chinese Patent Application for Device and Method for Measuring Pressure of Pipeline with Extremely Small Inner ..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Inst High Speed Aerodynamics China Aerodynamics Res & Dev Ct has submitted a patent application for Device and Method for Measuring Pressure of Pipeline with Extremely Small Inner Diameter Under Positive-pressure Low-temperature Alternating Working Condition. This invention was developed by Zhao Kuan, Hu Wei, ..

Ningbo Yuhua Ind Co Ltd Files Chinese Patent Application for PE Pipeline Air Tightness Detection Device and Detection Method Thereof

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Ningbo Yuhua Ind Co Ltd has filed a patent application for PE Pipeline Air Tightness Detection Device and Detection Method Thereof. This invention was developed by Du Chao, Sun Bin, Meng Yuanyuan, Wang Zemin and Jiang Si. The patent application number is CN202511517859 20251023. The patent publication numbe..

Jiangsu Huayuan Luda Pipeline Tech Co Ltd Seeks Patent for Closed-loop Feedback Control Method for Preheating Temperature of Steel Belt for Steel Belt Corrugated Pipe

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Jiangsu Huayuan Luda Pipeline Tech Co Ltd has sought patent for Closed-loop Feedback Control Method for Preheating Temperature of Steel Belt for Steel Belt Corrugated Pipe. This invention was developed by Liang Jun and Si Yanjie. The patent application number is CN202511510190 20251022. The patent publicati..

Zhejiang Xuke Steel Pipe Co Ltd Applies for Patent on Pressure Resistance Detection Device for Seamless Steel Pipe

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Zhejiang Xuke Steel Pipe Co Ltd has applied Chinese patent for Pressure Resistance Detection Device for Seamless Steel Pipe. Han Bangzhong, Qiu Zhongyu and Han Huihui developed it. The patent application number is CN202410902414 20240707. The patent publication number is CN121298392 (A). International Paten..

Research Institute Highway Mini Transportation and Nanchang East Man Center Of Jiangxi Highway Development Co Ltd File Chinese Patent Application for Bridge Drain Pipe Damage Ident..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Research Institute Highway Mini Transportation and Nanchang East Man Center Of Jiangxi Highway Development Co Ltd have filed a patent application for Bridge Drain Pipe Damage Identification Method Based on Image Processing. This invention was developed by Ni Dong, Jiang Wenwen, Cao Ge, Liao Cancan, Wang Zhaomi..

China Yajiang Group Co Ltd, China Gezhouba Group No. 2 Engineering and Changjiang River Scientific Research Institute Changjiang Water Resources Commission Submit Chinese Patent Ap..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- CChina Yajiang Group Co Ltd, China Gezhouba Group No. 2 Engineering and Changjiang River Scientific Research Institute Changjiang Water Resources Commission have submitted a patent application for Diaphragm Type Exhaust Pipe Plugging Device and Method for Liquefied Gas Rock Breaking. This invention was develo..

Hengrun Group Co Ltd and Hebei Duoji Composite Material Industrial Tech Research Institute Co Ltd Submit Chinese Patent Application for Self-healing Carbon Fiber Prestressed Steel ..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Hengrun Group Co Ltd and Hebei Duoji Composite Material Industrial Tech Research Institute Co Ltd have submitted a patent application for Self-healing Carbon Fiber Prestressed Steel Cylinder Concrete Frp Composite Pipe and Manufacturing Process. This invention was developed by Wang Changjin, Song Pengfei, Zhan..

CCCC First Highway Engineering Group and CCCC First Highway Engineering Group Submit Patent Application for Quick Locking and Retracting Device for Jacking Iron of Jacking Pipe

Pipe

| Wed 13 May 2026

Beijing, May 13 -- CCCC First Highway Engineering Group and CCCC First Highway Engineering Group have submitted a patent application for Quick Locking and Retracting Device for Jacking Iron of Jacking Pipe. Jia Linhai, Liu Jianhui, Gao Chenglu, Shi Yadong, Fu Xulong, Zhou Changchun, Lei Dechao, Chen Xingyuan and Xu Neng develope..

Beijing University of Civil Engineering and Architecture Applies for Patent on Pipe Network Prediction and Intelligent Decision-making System Based on Physical Spectrum Sensing and..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Beijing University of Civil Engineering and Architecture has applied Chinese patent for Pipe Network Prediction and Intelligent Decision-making System Based on Physical Spectrum Sensing and Dynamic Scanning. Zhang Lei, Chen Yuting, Yuan Donghai, Cui Yuqi, Zhang Zhanzhan, Wang Yifei, Kou Yingying and Zhao Yixua..

China Harbour Engineering Files Chinese Patent Application for Intelligent Deployment and Control Method for Annular Fire Hose in Temporary Construction Area

Pipe

| Thu 14 May 2026

Beijing, May 14 -- China Harbour Engineering has filed a patent application for Intelligent Deployment and Control Method for Annular Fire Hose in Temporary Construction Area. This invention was developed by Li Chong. The patent application number is CN202511470148 20251015. The patent publication number is CN121300076 (A). Int..

State Intellectual Property Office of China Receives Hefei Oulijie Intelligent Equipment System Patent Application for Pipe Network System for Pit Maintenance

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has received Hefei Oulijie Intelligent Equipment System patent application for Pipe Network System for Pit Maintenance. Shang Dongsheng, Chen Qi and Shu Yan developed the invention. The patent application number is CN202511450989 20251011. The patent publication num..

Purple Cloud Development Secures Patent for Thin Heat Pipe with Sintered Powdered Wick Structure

Pipe

| Wed 13 May 2026

Alexandria, May 14 -- Purple Cloud Development has secured a patent on Thin Heat Pipe with Sintered Powdered Wick Structure. Wang Xue Mei, Zhang Xiao Min and Lin Hua-yuan developed the invention. The patent application number is US202318474280 20230926. The patent publication number is US12624901 (B2). International Patent Clas..

CNOOC Tianjin Branch Files Chinese Patent Application for Non-adhesive Static Flexible Pipeline Commissioning Load Applying Method

Pipe

| Thu 14 May 2026

Beijing, May 14 -- CNOOC Tianjin Branch has filed a patent application for Non-adhesive Static Flexible Pipeline Commissioning Load Applying Method. This invention was developed by Li Xuenan, Zhao Qingkai, Yun Tao, Shen Liubing, Liu Haichao, Hu Jiang, Liu Jun, Dai Zhishuang, Zhang Shouming and Jiao Qichao. The patent applicatio..

Cisdi Shanghai Engineering Submits Patent Application for Node Balancing Method for Dust Removal Pipe Network Structure Dynamic Simulation

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Cisdi Shanghai Engineering has submitted a patent application for Node Balancing Method for Dust Removal Pipe Network Structure Dynamic Simulation. Huang Yongbo developed the invention. The patent application number is CN202511487071 20251017. The patent publication number is CN121302612 (A). International Pa..

Guangdong Shengrui Tech Co Ltd, University of Macau and Hengqin Yueao Depth Cooperation Zone Macao Univ Advanced Research Institute Hengqin Macao Univ Advan Submit Chinese Patent A..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Guangdong Shengrui Tech Co Ltd, University of Macau and Hengqin Yueao Depth Cooperation Zone Macao Univ Advanced Research Institute Hengqin Macao Univ Advan have submitted a patent application for Foam Lightweight Concrete Suitable for Long-distance Pipeline Transportation and Preparation Method Thereof. This ..

Corning Secures Patent for Light-based Optical Fiber Heaters Using Hollow Light Pipes

Pipe

| Thu 14 May 2026

Alexandria, May 14 -- Corning has secured a patent on Light-based Optical Fiber Heaters Using Hollow Light Pipes. Bauco Anthony Sebastian, Carberry Joel Patrick, Li Ming-jun, Nie Craig Daniel, Tagliamonti Vincent Matteo and Zhou Chunfeng developed the invention. The patent application number is US202217969094 20221019. The pate..

CCCC Haifeng Wind Power Development Submits Chinese Patent Application for Plugging Device for Transition Section of Submarine Cable Protection Pipe and Construction Method

Pipe

| Wed 13 May 2026

Beijing, May 14 -- CCCC Haifeng Wind Power Development has submitted a patent application for Plugging Device for Transition Section of Submarine Cable Protection Pipe and Construction Method. This invention was developed by Cheng Zishuo, Zhang Jinfu, Wang Huihua, Weng Tonghe, Chen Zhicheng, Zhong Yang, Tao Siying, Li Xiaolong, ..

CSCEC Strait Construction & Development Submits Patent Application for Electromechanical Pipeline Structure for Fabricated Building

Pipe

| Wed 13 May 2026

Beijing, May 14 -- CSCEC Strait Construction & Development has submitted a patent application for Electromechanical Pipeline Structure for Fabricated Building. Xu Hongguang, Han Hong, Wu Jinghua, Huang Xia, Jiang Na, Huang Yan, Shen Yabo, Cheng Sujuan and Dai Ruiping developed the invention. The patent application number is CN2..

China Third Metallurgical Group Applies for Patent on Remote Sensing Positioning Device for Cable Laying Resistance of Electric Power Pipe Network

Pipe

| Wed 13 May 2026

Beijing, May 14 -- China Third Metallurgical Group has applied Chinese patent for Remote Sensing Positioning Device for Cable Laying Resistance of Electric Power Pipe Network. Tian Yinfu, Zhao Peng, Bao Wei, Zhou Aolin, Yuan Gang and Ma Baijing developed it. The patent application number is CN202511711764 20251120. The patent p..

Dalian University of Technology Seeks Patent for Prediction Method for Service Behavior of Oil and Gas Pipeline Under Stress Corrosion Cracking Condition

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Dalian University of Technology has sought patent for Prediction Method for Service Behavior of Oil and Gas Pipeline Under Stress Corrosion Cracking Condition. This invention was developed by Zhu Yichao and Li Gang. The patent application number is CN202511855981 20251210. The patent publication number is CN1..

Shandong University of Science and Technology Submits Patent Application for Trend Texture Reconstruction-based Non-stationary Corrosion Pipeline Random Field Generation Method

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Shandong University of Science and Technology has submitted a patent application for Trend Texture Reconstruction-based Non-stationary Corrosion Pipeline Random Field Generation Method. Liu Feng, Yu Kaihua, Yang Yuchao, Tan Wenyu, Li Tianchong, Wu Zhijie, Wu Ruobing and Huan Xiaolin developed the invention. T..

State Intellectual Property Office of China Releases China United Heavy Gas Turbine Technology Patent Application for Multi-parameter Sensitivity Analysis Method Suitable for Pipe ..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has released China United Heavy Gas Turbine Technology patent application for Multi-parameter Sensitivity Analysis Method Suitable for Pipe Network System Simulation. This invention was developed by Song Longfei, Wang Ke, Que Xiaobin, Liu Cunyao, Liu Runze, Yu Jianju..

Huadian Engineering Files Chinese Patent Application for Plane Steel Pipe Truss Bearing Capacity Checking Calculation Method and Device and Electronic Equipment

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Huadian Engineering has filed a patent application for Plane Steel Pipe Truss Bearing Capacity Checking Calculation Method and Device and Electronic Equipment. This invention was developed by Hou Yawei, Ma Kaibin, Ding Shengxiao, Shi Bingcheng, Su Haili, Chen Youzhi, Zhang Dan, Jiao Zhichao and Geng Haiqiang. ..

CINF Engineering Submits Chinese Patent Application for Method and System for Determining Length of Pipe Seam Type Anchor Rod for Roadway Support

Pipe

| Thu 14 May 2026

Beijing, May 14 -- CINF Engineering has submitted a patent application for Method and System for Determining Length of Pipe Seam Type Anchor Rod for Roadway Support. This invention was developed by Lei Xianquan, Xiong Youwei, Duan Jinchao, Liu Fuchun and Liu Enyan. The patent application number is CN202511458195 20251013. The p..

Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute Submit Chinese Patent Application for Anti-blocking Conveying Pipeline Unit and Anti-blocking Liquid Ca..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute have submitted a patent application for Anti-blocking Conveying Pipeline Unit and Anti-blocking Liquid Carbon Dioxide Conveying Pipeline. This invention was developed by Wang Dalong, Zhao Jingchao, Zhu Yalong, Zhao Wentao, Xu Zhiqiang..

State Intellectual Property Office of China Releases Changda Municipal Engineering (Guangdong) Patent Application for Device for Testing Bearing Capacity of Pile End of Prestressed..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has released Changda Municipal Engineering (Guangdong) patent application for Device for Testing Bearing Capacity of Pile End of Prestressed Pipe Pile. This invention was developed by Liu Feng, Liu Xing, Xiao Zheliang, Mo Yun, Huang Yanqing, Guo Quanli, Deng Xiaoying..

State Intellectual Property Office of China Receives Sichuan Electric Power Design & Consulting Patent Application for Method for Reversely Generating PDMS Three-dimensional Model ..

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has received Sichuan Electric Power Design & Consulting patent application for Method for Reversely Generating PDMS Three-dimensional Model Based on Pipeline ISO Map, Electronic Equipment and Storage Medium. Shao Zhixiang, Wen Jian, Xiao Rui, Chen Gong, Huang Yujia, ..

Wuhan Daoxiaofei Technology Submits Chinese Patent Application for Complex Well Chamber Pipe Orifice Positioning Method and Device

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Wuhan Daoxiaofei Technology has submitted a patent application for Complex Well Chamber Pipe Orifice Positioning Method and Device. This invention was developed by Luo Chao, Joo Soonoh, Xiang Weimin, Xiao Long, Che Yi, Wu Cheng and Zhang Yulin. The patent application number is CN202511459496 20251013. The pat..

State Intellectual Property Office of China Publishes AECC Shenyang Engine Research Institute Patent Application for Automatic Adjusting Method for Air System of Spray Pipe Tester

Pipe

| Thu 14 May 2026

Beijing, May 14 -- State Intellectual Property Office of China has published AECC Shenyang Engine Research Institute patent application for Automatic Adjusting Method for Air System of Spray Pipe Tester. The invention was developed by Zhang Zheheng, Cai Wanlin, Lin Haiyuan and Liu Chunyu. The patent application number is CN2025..

Harbin Institute of Technology Files Chinese Patent Application for Cloud-penetrating Broken-sequence Formation Small Target Continuous Tracking Method Based on Pipeline Belt

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Harbin Institute of Technology has filed a patent application for Cloud-penetrating Broken-sequence Formation Small Target Continuous Tracking Method Based on Pipeline Belt. This invention was developed by Zhi Xiyang, Huang Yuanxin, Jiang Shan, Hu Jianming and Jiang Shikai. The patent application number is CN..

China Nuclear Power Engineering Files Chinese Patent Application for Upward Horizontal Pipe Test System and Method

Pipe

| Thu 14 May 2026

Beijing, May 14 -- China Nuclear Power Engineering has filed a patent application for Upward Horizontal Pipe Test System and Method. This invention was developed by Wang Hongliang, Gao Qile, Gao Chang, Liu Jiayi, Wang Yanping, Yang Linmin, Bai Guoyu, Li Wei, Guo Qiang and Won Il-san. The patent application number is CN2025114..

Shanghai Aircraft Manufacturing Submits Chinese Patent Application for Towing Cone Static Pressure Pipe Collecting and Releasing Channel Turning Structure and Towing Cone System

Pipe

| Thu 14 May 2026

Beijing, May 14 -- Shanghai Aircraft Manufacturing has submitted a patent application for Towing Cone Static Pressure Pipe Collecting and Releasing Channel Turning Structure and Towing Cone System. This invention was developed by Li Hongchang, Wang Di, Tian Lan, Xia Shuang, Choi Moon Ho and Liu Xingyu. The patent application nu..

Yanshan University and Yangzhou Chengde Steel Pipe Co Ltd Submit Chinese Patent Application for Shape and Property Integrated Manufacturing Method of High-quality and Homogenized S..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Yanshan University and Yangzhou Chengde Steel Pipe Co Ltd have submitted a patent application for Shape and Property Integrated Manufacturing Method of High-quality and Homogenized Seamless Metal Pipe. This invention was developed by Tan Ming, Xu Yifei, Xing Jiankang and Peng Yan. The patent application num..

World Intellectual Property Organization Receives Ha Ru Co Ltd Patent Application for Piping Structure

Pipe

| Tue 12 May 2026

Geneva, May 13 -- World Intellectual Property Organization has received Ha Ru Co Ltd patent application for Piping Structure. Murata Takanori developed the invention. The patent application number is WO2025JP37095 20251022. The patent publication number is WO2026094731 (A1). International Patent Classification codes are B63J2..

Siemens Ag and Siemens Ltd, China Apply for Patent on Method, Apparatus, Device, and Medium for Developing Code Based on Devops

Pipe

| Tue 12 May 2026

Geneva, May 13 -- Siemens Ag and Siemens Ltd, China have applied WIPO patent for Method, Apparatus, Device, and Medium for Developing Code Based on Devops. Tang Li San, Hu Fei Huang, Jia Shao Tu, Cui Yi, Rao Xin and Xu Hang developed it. The patent application number is WO2024CN127810 20241028. The patent publication number i..

Harbin Turbine Auxiliary Equipment Engineering and Harbin Turbine File Chinese Patent Application for Preheating Anti-condensation Emptying System Suitable for Heat Exchanger with ..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Harbin Turbine Auxiliary Equipment Engineering and Harbin Turbine have filed a patent application for Preheating Anti-condensation Emptying System Suitable for Heat Exchanger with Fused Salt Flowing on Pipe Side. This invention was developed by Zhong Fuchun, Hong Zengyuan, Dai Youwei, Zhao Yunyun, Hao Zhipeng,..

CCCC First Highway Engineering Group and CCCC First Highway Engineering Group Apply for Patent on Adjustable Bidirectional Clamping Purline and Pipeline Integrated Support for Stee..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- CCCC First Highway Engineering Group and CCCC First Highway Engineering Group have applied Chinese patent for Adjustable Bidirectional Clamping Purline and Pipeline Integrated Support for Steel Structure Factory Building. Chen Cai, Zhang Yalong, Yang Kaizhao, Wu Tao, Lyu Xiangzheng, Dai Zhicheng, Zhang Bin and..

CCCC First Highway Engineering Group and The Fourth Eng Co Ltd of CCCC First Highway Eng Co Ltd Submit Chinese Patent Application for Self-adaptive Telescopic Pipe Jacking Machine ..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- CCCC First Highway Engineering Group and The Fourth Eng Co Ltd of CCCC First Highway Eng Co Ltd have submitted a patent application for Self-adaptive Telescopic Pipe Jacking Machine Head Structure Applied to Pipe Jacking Construction. This invention was developed by Wang Yuxiao, Zhang Yunqiang, Yang Xiaochuan,..

Hunan Valin Xiangtan Iron & Steel and University of Science and Technology Beijing File Chinese Patent Application for Alloy Control Process for Low-carbon Pipeline Steel Productio..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Hunan Valin Xiangtan Iron & Steel and University of Science and Technology Beijing have filed a patent application for Alloy Control Process for Low-carbon Pipeline Steel Production Based on Converter Tapping Carbon Content. This invention was developed by Yuan Yuan, Pan Xiquan, Bao Yanping, Gu Chao, Zhu Hongw..

COSCO Shipping Heavy Industry (Yangzhou) and Tangshan Kaiyuan Autowelding System Co Ltd Seek Patent for Pipe Fixed-length Cutting Equipment

Pipe

| Wed 13 May 2026

Beijing, May 13 -- COSCO Shipping Heavy Industry (Yangzhou) and Tangshan Kaiyuan Autowelding System Co Ltd have sought patent for Pipe Fixed-length Cutting Equipment. This invention was developed by Liu Jianzhong, Feng Zhongyou, Yuan Haoyue, Li Xiaowei, Yu Jie, Yang Zeyu and You Ruichao. The patent application number is CN202..

Shenyang Gas Tech Development Co Ltd and Shenyang University of Chemical Technology File Chinese Patent Application for High-surface-tolerance Coating for Inner Wall of Gas Pipelin..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Shenyang Gas Tech Development Co Ltd and Shenyang University of Chemical Technology have filed a patent application for High-surface-tolerance Coating for Inner Wall of Gas Pipeline and Preparation Process of High-surface-tolerance Coating. This invention was developed by Zhong Jun, Liu Hong, Lee Sung-wook, Wa..

Guangzhou Construction Industrial Res Institute Group Co Ltd, Guangzhou Construction Engineering and Guangzhou Construction Ind Development Co Ltd File Chinese Patent Application f..

Pipe

| Wed 13 May 2026

Beijing, May 13 --Guangzhou Construction Industrial Res Institute Group Co Ltd, Guangzhou Construction Engineering and Guangzhou Construction Ind Development Co Ltd have filed a patent application for Anti-corrosion Micro-expansion Self-compacting Concrete for Steel Pipe Pile and Construction Method of Anti-corrosion Micro-expan..

Shanghai Tianyang Steel Tube Co Ltd, Shanghai Tianyang Shidai Tech Co Ltd, Shanghai Yiyuan Energy Tech Co Ltd and Zhejiang Tianyang Steel Pipe Co Ltd File Chinese Patent Applicatio..

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Shanghai Tianyang Steel Tube Co Ltd, Shanghai Tianyang Shidai Tech Co Ltd, Shanghai Yiyuan Energy Tech Co Ltd and Zhejiang Tianyang Steel Pipe Co Ltd have filed a patent application for Metallurgical Composite Steel Pipe Capable of Being Bent at Acute Angle and Coated with Metal Layer and Preparation Process o..

Yantai Huachuang Intelligent Equipment Co Ltd Submits Chinese Patent Application for Heating Pipe Sealing Mechanism, Vacuum Oven and Vacuum Parallel Seam Welder

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Yantai Huachuang Intelligent Equipment Co Ltd has submitted a patent application for Heating Pipe Sealing Mechanism, Vacuum Oven and Vacuum Parallel Seam Welder. This invention was developed by Chen Yun, Jin Weigang, Su Xiaofeng, Zou Jun, Xin Pingshe, Xiao Kunlong and Li Yang. The patent application number ..

Guangdong Hushuntong Plastic Engineering Tech Co Ltd Applies for Patent on Anti-aging Pvc-u Pipe and Preparation Method Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Guangdong Hushuntong Plastic Engineering Tech Co Ltd has applied Chinese patent for Anti-aging Pvc-u Pipe and Preparation Method Thereof. Gan Zhichao and Gan Zhibin developed it. The patent application number is CN202511782186 20251129. The patent publication number is CN121293654 (A). International Patent ..

State Intellectual Property Office of China Publishes Hebei Dibo Electric Power Equipment Co Ltd Patent Application for Environment-friendly Mpp Cable Protection Pipe and Preparati..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Hebei Dibo Electric Power Equipment Co Ltd patent application for Environment-friendly Mpp Cable Protection Pipe and Preparation Method Thereof. The invention was developed by Wang Bojun. The patent application number is CN202511644980 20251111. The ..

State Intellectual Property Office of China Publishes Huaneng Jiangyin Gas Turbine Thermoelectricity Co Ltd, Jiao Zhenjun, Zhou Yongchun, Nakaro, Wang Shengnan and Peng Xuyang Pate..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Huaneng Jiangyin Gas Turbine Thermoelectricity Co Ltd, Jiao Zhenjun, Zhou Yongchun, Nakaro, Wang Shengnan and Peng Xuyang patent application for Composite Polyethylene Master Batch for Processing Heat-resistant Pressure Pipeline and Preparation Method o..

China Oil & Gas Pipeline Network Corp and Pipechina Institute Of Science and Technology Files WIPO Patent Application for Defect Detection Sensor, System and Method

Pipe

| Tue 12 May 2026

Geneva, May 13 -- China Oil & Gas Pipeline Network Corp and Pipechina Institute Of Science and Technology has filed a patent application for Defect Detection Sensor, System and Method. This invention was developed by Chen Pengchao, Duan Jinyao, Li Rui, Fu Kuan, Zheng Jianfeng, Wang Yanan and Guo Zhenghong. The patent applicat..

CSSC Liaohai Oil and Gas Equipment Shenyang Co Ltd Seeks Patent for Plugging Cylinder for Pipeline Plugging

Pipe

| Wed 13 May 2026

Beijing, May 13 -- CSSC Liaohai Oil and Gas Equipment Shenyang Co Ltd has sought patent for Plugging Cylinder for Pipeline Plugging. This invention was developed by Dong Shouhai, Zhou Shunrong, Mo Zhimin, Yang Zhong, Guo Liangliang, Liu Yang and Cao Xuanhe. The patent application number is CN202511852507 20251210. The patent ..

Mianyang Municipal Construction Eng Co Ltd Submits Chinese Patent Application for Harmful Gas Detection Device for Gas Pipe Gallery of High-rise Building

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Mianyang Municipal Construction Eng Co Ltd has submitted a patent application for Harmful Gas Detection Device for Gas Pipe Gallery of High-rise Building. This invention was developed by Huang Yi, Ma Jianfeng, Cheng Weikai, He Xin, Yan Liangguang, Yan Zilong and Hu Zhiyong. The patent application number is ..

Hebei Jy Tech Co Ltd Seeks Patent for Phase Change Material Composite Polyurethane Thermal Insulation Pipe and Preparation Method Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Hebei Jy Tech Co Ltd has sought patent for Phase Change Material Composite Polyurethane Thermal Insulation Pipe and Preparation Method Thereof. This invention was developed by Li Deheng, Deng Wei, Liu Haijie, Pan Cunye, Yang Zhili and Yu Yancang. The patent application number is CN202511750630 20251126. The..

Inner Mongolia Coal Geological Explor Group 109 Co Ltd Applies for Patent on Adjustable Drainage Pipeline Local Repairing Assembly

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Inner Mongolia Coal Geological Explor Group 109 Co Ltd has applied Chinese patent for Adjustable Drainage Pipeline Local Repairing Assembly. Fang Xu, Zhang Huaiyuan, Shang Guanyu, Huo Junyu and Chai Xin developed it. The patent application number is CN202511828396 20251205. The patent publication number is ..

Wuhu Shipyard Co Ltd Submits Patent Application for Quick Connector for Ship Centralized Cooling Pipeline

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Wuhu Shipyard Co Ltd has submitted a patent application for Quick Connector for Ship Centralized Cooling Pipeline. Zhang Zhao, Wang Yimin, He Changsheng, Zhao Qibing and Wang Mengqin developed the invention. The patent application number is CN202511710363 20251120. The patent publication number is CN1212968..

Beijing Grip Pipe Tech Co Ltd Submits Chinese Patent Application for Quickly-assembled Anti-vibration and High-temperature-resistant Pipeline Connector

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Beijing Grip Pipe Tech Co Ltd has submitted a patent application for Quickly-assembled Anti-vibration and High-temperature-resistant Pipeline Connector. This invention was developed by Zhu Fujun. The patent application number is CN202511615187 20251106. The patent publication number is CN121296806 (A). Inte..

Anhui Yuanxin Heavy Ind Co Ltd Submits Chinese Patent Application for Corrosion-resistant Steel Pipe and Production Device Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Anhui Yuanxin Heavy Ind Co Ltd has submitted a patent application for Corrosion-resistant Steel Pipe and Production Device Thereof. This invention was developed by Xu Weiliang, Xu Ling, Xu Yingbao, Xu Song, Xu Weijian, Zhou Jian, Shen Bing and Chen Yongliang. The patent application number is CN202511318418 ..

Jiangsu Yunneng New Material Tech Co Ltd Submits Chinese Patent Application for Cross Net-shaped Threaded Aluminum Alloy Pipe and Machining Process Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Jiangsu Yunneng New Material Tech Co Ltd has submitted a patent application for Cross Net-shaped Threaded Aluminum Alloy Pipe and Machining Process Thereof. This invention was developed by Xu Xiaodong, Xu Jianlun, Gao Yangang and Huang Xinying. The patent application number is CN202511508510 20251022. The p..

State Intellectual Property Office of China Publishes Anhui Yuanxin Heavy Ind Co Ltd Patent Application for Bimetal Composite Pipe Fitting and Production Device Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Anhui Yuanxin Heavy Ind Co Ltd patent application for Bimetal Composite Pipe Fitting and Production Device Thereof. The invention was developed by Xu Weiliang, Xu Ling, Xu Yingbao, Xu Song, Xu Weijian, Zhou Jian, Shen Bing and Chen Yongliang. The pat..

Bluestar Beijing Chemical Mach Seeks Patent for Molten Salt Pipe Type Heat Absorber System for Tower Type Photo-thermal Power Generation

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Bluestar Beijing Chemical Mach has sought patent for Molten Salt Pipe Type Heat Absorber System for Tower Type Photo-thermal Power Generation. This invention was developed by Jiang Zhengjun, Dai Chunlei, Zhao Guofeng and Si Jisong. The patent application number is CN202410913302 20240709. The patent publica..

State Intellectual Property Office of China Releases State Grid Xinyuan Group and Ningxia Qingtongxia Pumped Storage Co Ltd Patent Application for Dual Adjustable Pipeline Supporti..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released State Grid Xinyuan Group and Ningxia Qingtongxia Pumped Storage Co Ltd patent application for Dual Adjustable Pipeline Supporting Device for Pumped Storage Power Station. This invention was developed by Xu Liqiang, Cui Long, Lei Xiyu, Ma Rui, Li Junhao, ..

Inner Mongolia Zhuozheng Coal Chemical Ind Co Ltd Submits Chinese Patent Application for Hanging Pipe Anti-abrasion Device

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Inner Mongolia Zhuozheng Coal Chemical Ind Co Ltd has submitted a patent application for Hanging Pipe Anti-abrasion Device. This invention was developed by Wu Wenjue, Shi Peitian, Feng Xiaokang and Wang Le. The patent application number is CN202511840810 20251208. The patent publication number is CN12129678..

State Intellectual Property Office of China Receives CCCC First Highway Engineering Group and CCCC First Highway Engineering Group Patent Application for Multifunctional Integrated..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received CCCC First Highway Engineering Group and CCCC First Highway Engineering Group patent application for Multifunctional Integrated Pipe Jacking Construction Integration Device and Method. Du Bo, Shi Yadong, Liu Jianhui, Niu Kai, Lei Dechao, Gao Chenglu, Fu ..

Fujian Yunlian Zhonghui Environmental Protection Tech Co Ltd Submits Chinese Patent Application for Anti-blocking Sewage Pipeline Valve

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Fujian Yunlian Zhonghui Environmental Protection Tech Co Ltd has submitted a patent application for Anti-blocking Sewage Pipeline Valve. This invention was developed by Lei Liangzhu. The patent application number is CN202511871313 20251212. The patent publication number is CN121296724 (A). International Pat..

Ruitai Masteel New Materials Tech Co Ltd Seeks Patent for Rh Dip Pipe Castable and Production Method Thereof

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Ruitai Masteel New Materials Tech Co Ltd has sought patent for Rh Dip Pipe Castable and Production Method Thereof. This invention was developed by Diao Desheng, Cui Renqu, Tu Fangbing, Wang Dejun, Xiao Qin, Chen Jia, Wang Wei and Li Xuzhi. The patent application number is CN202511519502 20251023. The patent..

Ningxia Zhongxin Jingyuan Semiconductor Tech Co Ltd Submits Patent Application for Mortar Pipeline Cleaning Device of Slicing Machine

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Ningxia Zhongxin Jingyuan Semiconductor Tech Co Ltd has submitted a patent application for Mortar Pipeline Cleaning Device of Slicing Machine. Zhang Min, Yang Kai, Zhang Youhai, Rui Yang, Zhao Yanxiang, Cheng Bo, Bai Yu and Zhang Weiwei developed the invention. The patent application number is CN20251176445..

Jianhua Construction Mat Lianyungang Co Ltd Submits Patent Application for Laser Detection Device for Measuring Diameter of High-strength Concrete Pipe Pile

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Jianhua Construction Mat Lianyungang Co Ltd has submitted a patent application for Laser Detection Device for Measuring Diameter of High-strength Concrete Pipe Pile. Zhang Qite developed the invention. The patent application number is CN202511500476 20251021. The patent publication number is CN121297695 (A)..

Beijing Sanli Xinneng Electrical Equipment Co Ltd Files Chinese Patent Application for Space Staggered Pipe Fitting Connecting Device and Wind Turbine Generator

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Beijing Sanli Xinneng Electrical Equipment Co Ltd has filed a patent application for Space Staggered Pipe Fitting Connecting Device and Wind Turbine Generator. This invention was developed by Cui Yinan and Cui Xinwei. The patent application number is CN202511642630 20251111. The patent publication number is..

State Intellectual Property Office of China Receives Shaanxi Vocational And Technical Univ Of Industry Patent Application for Pipe Roofing Lock Catch Device with Multistable Struct..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Shaanxi Vocational And Technical Univ Of Industry patent application for Pipe Roofing Lock Catch Device with Multistable Structure. Chen Qiang, Zhang Xueping, Li Zhuqing, Kang Weixin, Wang Qiang, Zhang Hu, Liu Xiang, Wu Anran, Liu Xuan, Liu Ting, Du Hang..

State Intellectual Property Office of China Releases Mhps Dongfang Boiler Co Ltd Patent Application for Superheater Steam-water Pipeline Suitable for Ultrahigh-temperature Flue Gas..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has released Mhps Dongfang Boiler Co Ltd patent application for Superheater Steam-water Pipeline Suitable for Ultrahigh-temperature Flue Gas Condition. This invention was developed by Li Wenjie, Dai Weidong, Qiu Yewu, Ji Hua, Shi Danjun, Hu Mengzhu, Liu Binwu, Deng Q..

Henan Xinlianxin Intelligent Equipment Tech Co Ltd Files Chinese Patent Application for Winding Pipe Type Heat Exchange Boiler

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Henan Xinlianxin Intelligent Equipment Tech Co Ltd has filed a patent application for Winding Pipe Type Heat Exchange Boiler. This invention was developed by Peng Honghua, Weng Xiaolie, Wang Pingbiao, Zhu Shasha, Wang Lizhen, Zhang Shuai, Ba Hongru, Ji Junjie, Wang Jing, Ji Zhoujie, Han Chi, Yang Huijun and Su..

No. 719 Res Institute China State Shipbuilding Co Ltd Submits Patent Application for Multi-mode Leakage Detecting and Positioning Method for High-temperature Steam Pipeline Equipme..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- No. 719 Res Institute China State Shipbuilding Co Ltd has submitted a patent application for Multi-mode Leakage Detecting and Positioning Method for High-temperature Steam Pipeline Equipment. Zhou Tiancheng, Liu Xiaoyang, Zhou Hongkuan, Chai Wenting, Guo Xiaojie, Sun Quqin, Wang Chenyang, Ke Zhiwu, Ke Hanbing,..

Zhejiang Qianyi Construction Tech Co Ltd Applies for Patent on Method Applied to Underground Pipe Network Detection and Pipeline Repair

Pipe

| Wed 13 May 2026

Beijing, May 13 -- Zhejiang Qianyi Construction Tech Co Ltd has applied Chinese patent for Method Applied to Underground Pipe Network Detection and Pipeline Repair. Zhang Guopeng, Xie Yi and Lin Mandong developed it. The patent application number is CN202511448098 20251011. The patent publication number is CN121296920 (A). In..

State Intellectual Property Office of China Receives Xinjiang Xinye Energy Chemical Co Ltd Patent Application for High-pressure Pipeline Leakage Detection Method and Device Based o..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has received Xinjiang Xinye Energy Chemical Co Ltd patent application for High-pressure Pipeline Leakage Detection Method and Device Based on Voiceprint Map. Ma Jinrong, Cheng Yanfeng, Yang Pengnian, Sun Yuxi, Song Yongchao, Meng Linghao, Zeng Wei, Jia Guangsheng and..

State Intellectual Property Office of China Publishes Zhongte Jianganghua Tech Shenzhen Co Ltd Patent Application for Intelligent Operation and Maintenance System and Method for Ga..

Pipe

| Wed 13 May 2026

Beijing, May 13 -- State Intellectual Property Office of China has published Zhongte Jianganghua Tech Shenzhen Co Ltd patent application for Intelligent Operation and Maintenance System and Method for Gas Pipeline Based on Digital Twinning. The invention was developed by Zeng Weiguo, Qiao Tao, Zhang Zeyu, Xiao Kai, Wang Wenjie a..

EV Offshore Ltd Submits Patent Application for Inspection Assembly for Imaging a Pipeline

Pipe

| Wed 13 May 2026

Geneva, May 13 -- EV Offshore Ltd has submitted a patent application for Inspection Assembly for Imaging a Pipeline. Peck Shaun and Tang Raymond developed the invention. The patent application number is WO2025GB52385 20251031. The patent publication number is WO2026093754 (A1). International Patent Classification codes are F1..

EV Offshore Ltd Applies for Patent on Inspection Assembly for Imaging a Pipeline

Pipe

| Wed 13 May 2026

Geneva, May 13 -- EV Offshore Ltd has applied WIPO patent for Inspection Assembly for Imaging a Pipeline. Peck Shaun and Tang Raymond developed it. The patent application number is WO2025GB52384 20251031. The patent publication number is WO2026093753 (A1). International Patent Classification codes are F16L55/26, F16L55/38, F1..

Quuma Oy Applies for Patent on Method for Assembling a Down-the-hole Drilling Apparatus for Plastic Pipe Drilling and a Down-the-hole Drilling Apparatus

Pipe

| Wed 13 May 2026

Geneva, May 13 -- Quuma Oy has applied WIPO patent for Method for Assembling a Down-the-hole Drilling Apparatus for Plastic Pipe Drilling and a Down-the-hole Drilling Apparatus. Gylling Kai developed it. The patent application number is WO2025FI60067 20251104. The patent publication number is WO2026093659 (A1). International ..

World Intellectual Property Organization Publishes DVW Holdings LLC Patent Application for Systems and Methods for Elevator Fire Suppression and Standpipe System

Pipe

| Wed 13 May 2026

Geneva, May 13 -- World Intellectual Property Organization has published DVW Holdings LLC patent application for Systems and Methods for Elevator Fire Suppression and Standpipe System. The invention was developed by Spurgeon Daniel A. The patent application number is WO2025US53359 20251030. The patent publication number is WO..

Jiangsu Changying Machinery Co Ltd Files Chinese Patent Application for Combined Valve Guide Pipe Sealing Structure

Pipe

| Tue 12 May 2026

Beijing, May 13 -- Jiangsu Changying Machinery Co Ltd has filed a patent application for Combined Valve Guide Pipe Sealing Structure. This invention was developed by Lai Yuanhuang, Lai Huizhong and Yin Tianyi. The patent application number is CN202511508838 20251022. The patent publication number is CN121296245 (A). Internati..

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