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Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Engineering patent application for Hydrogen Liquefaction System and Method for Liquefying Hydrogen. This invention was developed by Qiu Ruiling, Li Yuxin, Xie Xingze, Yan Hanzhao, Li Jinfeng and Li Guanghua.
The..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received China Petroleum & Chemical and SINOPEC Engineering (Group) patent application for Process Method for Pre-refining Regeneration of Waste Mineral Oil. Song Junchao, Li Zhi, Li Pengcheng, Lyu Chengcheng, Ma Qiang and Dong Xiaowei developed the invention.
..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute patent application for Composition, Application of Composition in Viscosity Reducer and Method for Reducing Viscosity of Thick Oil. The invention was developed by Zhong J..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received Sinopec Oilfield Service, Sinopec Jianghan Oilfield Service Corp and Drilling No. 2 Company Sinopec Oilfield Service Jianghan Corp patent application for High-temperature-resistant Water-based Drilling Fluid and Preparation Method Thereof. Hu Yongfeng, ..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Modified PoE (polyolefin Elastomer) Composition, Adhesive Film as Well as Preparation Method and Application of Modified PoE Composition. Gao Yi, Ru..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published Sinopec Oilfield Service and Sinopec Henan Petroleum Eng & Construction Co Ltd patent application for Self-adaptive Plugging Device in Oil and Gas Pipeline. The invention was developed by Han Weijie, Wang Yongsheng, Zhang Hongbo, Liu Chen, Zhao Fengqi ..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Antibacterial Filler, Slow-release Antibacterial Degradable Film as Well as Preparation Method and Application of Slow-release Antibacterial Degrada..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published Shanghai Petrochemical Machinery Mfg Co Ltd, Sinopec Ningbo Engineering, Sinopec Ningbo Research Institute and SINOPEC Engineering (Group) patent application for Automatic Welding Process and Welding Equipment for Large Thick-wall Connecting Pipe. The ..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released China Petroleum & Chemical and SINOPEC Engineering (Group) patent application for Device and Method for Evaluating Performance of Crude Oil Demulsifier. This invention was developed by Jiang Xingjia, Wang Xue, Zhao Xingyu, Zhai Ruohao, Shin Myung-ju and..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published Karamay Hongshan Oilfield Co Ltd and PetroChina patent application for Suspended Annular Glue Injection Groove Sealing Fixture and Construction and Installation Method. The invention was developed by Liang Aiguo, Guo Juan, Liu Dongdong and Li Junqiang...
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing patent application for Method for Preparing Acetophenone Oxime. This invention was developed by Li Mengting, Wang Yongrui, Luo Yibin and Shu Xingtian.
The patent application..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Method for Preparing Ethylene Through Infrared Laser Induced N-butane Cracking and Application. Tu Baijun, Wang Guoqing, Jiang Chaoran, Wang Yi'ou, ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released Karamay Hongshan Oilfield Co Ltd and PetroChina patent application for Wellhead Chromatographic Analysis and Leakage Identification Device and Method. This invention was developed by Liang Aiguo, Li Lei, Li Yang, Bakker Rouzi Maiti and Guo Juan.
The ..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published Daqing Oilfield and PetroChina patent application for Method for Testing Visual Migration Process of In-well Fluid in Shale Matrix. The invention was developed by Cai Meng, Wang Xianjun, Wang Qingguo, Gai Xiangfu, Li Qingsong, Guan Gongshuai, Shan Yong..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published Northeast Petroleum University, Anhui University of Science and Technology and Pucetestsystem Corp Changchun Co Ltd patent application for Deep Ground Energy Storage High-temperature Differential Pressure Strain Ground Stress Test Device, System and Te..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Sales Co Ltd patent application for Volume Table Data Verification Method, Device and Equipment. The invention was developed by Lian Zongkai, Zheng Jiongdong, Chen Jinghua, Zhu Zhiwen, Jia Danyang and Liu Xuan.
..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Sinopec Green Energy Geothermal Shaanxi Dev Co Ltd has submitted a patent application for Cluster Well Group Efficient Group Mining Method. This invention was developed by Liu Bin, Gao Xiaorong, Wang Pengtao, Liu Jian, Zou Yanrong, Lu Xingchen, Sun Caixia, Ren Xiaoqing, Li Yaya, Zhao Yuxuan, Cheng Yonggang, W..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Daqing Changyuan Energy Tech Co Ltd has applied Chinese patent for Full-bore Infinite Fracturing Sliding Sleeve for Horizontal Well. Zhang Chunlong, Li Hongyan, Wang Yu, Zhu Wenjing, Wu Baoyuan, Guan Ao and Deng Shichao developed it.
The patent application number is CN202511550250 20251028. The patent publ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute patent application for Foaming Agent and Response Agent, Method for Foam Drainage and Application. This invention was developed by Wu Junwen, Huang Zhiwen, Wang Yuanqing, ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company patent application for Plugging Switch and Underground Switch. The invention was developed by Liu Wei, Liu Xiaoyan, Tian Fangyong, Chen Chuandong, Liu An and Zhao Guoyu.
The patent ap..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released Karamay Hongshan Oilfield Co Ltd and PetroChina patent application for Glue Injection Type Sealing Blowout Prevention Gate and Wellhead Emergency Sealing Method. This invention was developed by Liang Aiguo, Bakker Rouzi Maiti, Wang Cheng and Liu Dongdon..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Zhongyuan Petrochemical Co Ltd patent application for Production Method of Bio-based Polypropylene Fiber Material. Fu Hongsheng, Tong Shengnan, Liu Yong, Zhao Haipeng, Liu Binwei, Xie Xiangzhou and Yuan Penghui dev..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- Sinopec Ningbo Engineering, Sinopec Ningbo Research Institute and SINOPEC Engineering (Group) have filed a patent application for Inductive Fluidized Bed Gasification Furnace and Inductive Fluidized Bed Gasification Reaction System and Method. This invention was developed by Zhan Yuanyuan, Wang Lijuan, Sun Zh..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have filed a patent application for Residual Oil Hydrotreating System and Residual Oil Hydrotreating Process Control Method. This invention was developed by Yang Zhijun, Liu Tiebin, Geng Xinguo and Yuan Shenghua.
..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and SINOPEC Engineering (Group) have submitted a patent application for Deep Desalting Method and Deep Desalting Device for Crude Oil. Jiang Xingjia, Wang Xue, Zhao Xingyu, Zhai Ruohao, Shin Myung-ju and Zhang Yuan developed the invention.
The patent application number is CN20241..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Emulsifier, Response Agent, Thickened Oil Viscosity Reduction Method and Application. This invention was developed by Wu Junwen, Huang Zhiwen, Wang Yuanqing and He Jiayuan.
The patent a..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Composition, Application of Composition in Viscosity Reducer and Method for Reducing Viscosity of Thick Oil. This invention was developed by Zhu Yangwen, Yang Shu, Zhong Jinpan, Wang Youqi..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and SINOPEC Hunan Petrochemical have submitted a patent application for Preparation Method of Semi-aromatic Nylon. This invention was developed by Zhang Lijian, Zhang Hailiang, Tao Fujie, He Yongpan, Qiao Rong and Cheng Zhuo.
The patent application number is CN202410662676 202405..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company have filed a patent application for Hydrolysis-resistant Particle Oil Displacement Agent. This invention was developed by Niu Baolun, Zhao Lizhu, Dong Junyan, Xu Haimin, Wang Bin and Wang Min.
The patent application number is CN202410673990 ..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and SINOPEC Engineering (Group) have submitted a patent application for Phosphorus-free Composite Water Treatment Agent Suitable for Refinery Sewage Reuse Circulating Water System, and Preparation Method and Use Method of Water Treatment Agent. This invention was developed by Li Hui..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- Karamay Hongshan Oilfield Co Ltd and PetroChina have submitted a patent application for Produced Liquid Nucleation-induced Rapid-gathering Scale-gathering and Scale-removing Device. This invention was developed by Liang Aiguo, Yu Qian, Zhang Lei and Liu Dongdong.
The patent application number is CN20251156..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- Karamay Hongshan Oilfield Co Ltd and PetroChina have filed a patent application for Multi-stage Tubular Scale Gathering and Removing Device. This invention was developed by Liang Aiguo, Yu Qian, Li Yang and Liang Yanyan.
The patent application number is CN202511564822 20251030. The patent publication numbe..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Nitrogen-containing Wastewater Treatment Method and Filter Material with Function of Nitrogen-containing Wastewater Treatment Method. Wu Chen, Zhang Yiyang, Sun Jie, Cao Zonglun and Wang D..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Catalytic Oxidation Treatment Method for Organic Wastewater. This invention was developed by Jiang Guang'an, Wang Gang, Meng Qingrui, Zhao Yue and Xu Baiqing.
The patent app..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Advanced Oxidation Treatment Method for Organic Wastewater. This invention was developed by Zhao Yue, Wang Gang, Wu Jian, Jiang Guang'an and Wang Yongjian.
The patent applic..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have sought patent for Petroleum Hydrocarbon Polluted Underground Water Treatment Process. This invention was developed by Jiang Guang'an, Wang Gang, Cai Zhihao, Zhao Yue and Wang Shanrong.
The patent application ..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical, Sinopec Res Institute Of Petroleum Processing and Shanghai Jiao Tong University have submitted a patent application for Hard Carbon Material and Preparation Method Thereof, Battery Negative Electrode and Sodium Ion Battery. This invention was developed by Shen Yuke, Li Huan, Li Lin..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China University of Petroleum, Beijing and Jiangsu University have submitted a patent application for 3D Printing Parameter Adjusting Method and Device, Electronic Equipment and Storage Medium. Zhu Wenshuai, Yu Jiangtao, Tang Minmeng, Zhang Meng, Chen Linlin, Wu Peiwen and Chao Yanhong developed the invention..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have filed a patent application for Crack Damage Degree Determination Method and Device, Storage Medium and Electronic Equipment. This invention was developed by Li Sheng, Li Daqi, Gamatoki and Zhang Dujie.
The pate..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- Shanghai Petrochemical Machinery Mfg Co Ltd, Sinopec Ningbo Engineering, Sinopec Ningbo Research Institute and SINOPEC Engineering (Group) have filed a patent application for Efficient Gas Metal Arc Welding Process. This invention was developed by Cai Zhiming, Feng Haifeng, Wei Yong and Ji Weiming.
The pat..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have applied Chinese patent for In-situ Electrochemical Spectrum Electrolytic Cell, Detection Device and Bubble Removal Method. Feng Yingjie, Li Fan, Yan Yong, Fu Xiaoyue, Xu Lincheng, Hou Haiyuan, Zhou Yue, Liu Dongbing, Zhao Q..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- Sinopec Oilfield Service, Sinopec Jianghan Oilfield Service Corp and Shale Gas Production Technique Service Company Sinopec Oilfield Service Jianghan Corp have sought patent for Purity Determination System and Method. This invention was developed by Xie Liying, Liu Jing, Feng Dehua, Wei Ruqian, Wang Yumeng an..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Core Fluid Type and Distribution Characteristic Determination Method and System. This invention was developed by Wang Zhelin, Xia Dongling, Lyu Xinrui, Wu Xingwei, Wang Jing and Zhang Wei...
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have applied Chinese patent for Method and Device for Determining Adsorbed Gas Content of Shale Reservoir and Storage Medium. Xiao Piaofu, Lun Zengmin, Cui Maolei, Ma Tao, Zhao Chunpeng and Zhou Xia developed it.
The patent a..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Karamay Hongshan Oilfield Co Ltd and PetroChina have sought patent for Intelligent Recognition Control Device and Method for Breakage and Disengagement of Polished Rod. This invention was developed by Bakker Rouzi Maiti, Liang Aiguo, Lei Derong and Guo Juan.
The patent application number is CN202511564680 ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have filed a patent application for Method and Device for Determining Oil and Gas Resource Quantity of Broken Basin. This invention was developed by Guo Yuanling, Li Meng, Wang Huiyong, Pan Ting, Chen Qian and He Juan.
The pa..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- PetroChina and Res Institute Safety & Env Tech Co Ltd China Nat Petroleum Corp have filed a patent application for Seismic Fault Recognition Model Training Method, Related Method and Device. This invention was developed by Liu Shuangxing, Cai Mingyu, Yang Shugang, Zhang Kunfeng, Xue Ming and Weng Yibin.
Th..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and China Petroleum & Chemical Corp Jiangsu Oilfield Branch have sought patent for Detection Point Arrangement Method and System for Irregular Seismic Data Acquisition. This invention was developed by Su Shaofan, Li Shuyu, Xue Yongan, Lyu Shihao and Cao Yongqiang.
The patent appl..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical, Sinopec Oilfield Service, Sinopec Jianghan Oilfield Service Corp and Downhole Testing Company Of Sinopec Jianghan Oilfield Service Co Ltd have submitted a patent application for Horizontal Well Multi-cluster Osculating Fracturing Process Proppant Migration Simulation Device and Met..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Sinopec Group, Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering, Drilling Tech Res Institute Shengli Petroleum Eng Co Ltd Sinopec have submitted a patent application for Underground Positioning Device. Hou Fang, Dong Guanghua, Cao Jifei, Tan Bin, Liu Yongliang and Quan Fuyao developed the inven..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Sinopec Zhongyuan Petroleum Engineering Design, Chengdu Est Filter Co Ltd and Southwest Petroleum University have sought patent for Gas Field Gas Collection Multifunctional Integrated Device and Use Method. This invention was developed by Lyu Yingchao, Du Limin, Zhang Weijie, Zheng Zhuo, Cao Hongliang, Shi Me..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- China University of Petroleum, East China and Henan Shenhuo Coal and Electricity have sought patent for Anti-reflection Method for Outburst Coal Seam with Local Structure Development. This invention was developed by Wang Chaojie, Zhang Yanwei, Nan Bingwei, Lin Peng, Han Yubo, Guo Tiankui, Zhang Wenzhang, Wei ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Daqing Chenping Energy Tech Co Ltd, Daqing Oilfield and Northeast Petroleum University have sought patent for Oil and Heat Simultaneous Production Method for Low-efficiency Well Group. This invention was developed by Pang Zhiqing, Wang Yanyong, Hu Xia, Li Fuguo, Wei Jianguang, Zhang Dong, Zhao Xuefeng, Liang ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have submitted a patent application for Intelligent Separate Production Pipe Column and Method for Multi-layer Sand Production Oil Well. This invention was developed by Zhang Youzhen, Meng Yong, Sun Jian, Peng Zhimin, Zou Junjie, Tang Qianwen, Wang Sheng..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- PetroChina and Xinjiang Tarim Petroleum Explor And Development Headquarters Co Ltd have submitted a patent application for Ultrahigh Pressure Blowout Preventer Control System and Blowout Preventer. This invention was developed by Feng Shaobo, Zhang Hao, Zhang Zhi, Zhang Yaoming, Zhang Jingcheng and Guo Chen.
..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Karamay Hongshan Oilfield Co Ltd and PetroChina have sought patent for Bidirectional Fastening Open Type Packing Box. This invention was developed by Liang Aiguo, Bakker Rouzi Maiti, Wang Cheng and Zhu Qiubo.
The patent application number is CN202511564687 20251030. The patent publication number is CN12102..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have sought patent for Fracturing Fluid Pipe Flow Heat Exchange Test Equipment and Fracturing Fluid Pipe Flow Heat Exchange Test Method. This invention was developed by Pan Linhua, Wang Haibo, Cui Jia, Chen Kai, Cai Jiujie and Z..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Sinopec Group and Sinopec Oilfield Equipment have filed a patent application for Constraint Structure and Pressure Sealing Device. This invention was developed by Zhang Xiaojun, Xiao Ping, Zhang Jinlong, Wang Xin and Wang Youlin.
The patent application number is CN202511154321 20250818. The patent publicat..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Xi'an Technological University and Shandong Dachai Cylinder Block & Cylinder Head have submitted a patent application for Silicon Nitride Reinforced Vermicular Graphite Cast Iron Material for Engine Cylinder Cover and Preparation Method of Silicon Nitride Reinforced Vermicular Graphite Cast Iron Material. Thi..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released Kunming University of Science and Technology patent application for Gas CH4 Purification Coupling Deep Recycling System and Method. This invention was developed by Zhang Qiulin, Mao Rongwei, Cao Jinyan, Chen Jianjun and Hu Xuewei.
The patent applicat..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China University of Petroleum, East China has sought patent for Waste Plastic Resource Conversion Method Based on Spectral Frequency Division Utilization. This invention was developed by Huang Xiankun, Bai Zhang, Su Wei, Zhang Quanxiu and Wang Yong.
The patent application number is CN202511175488 20250821. T..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published PetroChina patent application for Combination Flooding Chemical Agent and Preparation Method Thereof. The invention was developed by Liang Lingxun, Xie Bingxi, Lu Jian, Zhu Yunzhao, Feng Ziwei, Sun Chao, Chen Bing, Xiang Pengxin, Zhao Jiangli, Guo Feng..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received China Oilfield Services patent application for Slow-release Gel Breaking Rod for Offshore Up-regulation Flooding Operation as Well as Preparation Method and Adding Method of Slow-release Gel Breaking Rod. Xu Guorui, Wang Shuo, Li Xiang, Guo Yonghua, Wan..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Pet (polyethylene Terephthalate) Plastic Recycling Method, Modified Pet Plastic Wire and Application. This invention was developed by Xiao He, Li Yan, Wang Xianqiang and Yang Wenyan.
The pat..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published China University of Petroleum, East China patent application for Array Type Pulsed Eddy Current Pipeline Thickness Monitoring Device Based on Coil Instantaneous Discharge. The invention was developed by Zhang Dongzhi, Ji Xinyi, Hao Xianfeng, Shim Ah-yo..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- China First Metallurgical Group has filed a patent application for Flying Stopping Type Carbon Dioxide Fracturing System and Construction Method. This invention was developed by Xu Jianbo, Yao Tianyu, Song Jianjun, Luo Xuedong, Ren Ruowei, Lin Hang and Xu Wenjun.
The patent application number is CN20251121..
Oil & Gas
| Sat 04 Apr 2026
Beijing, April 4 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have sought patent for High-power Boosting Device and Method of Underground High-speed Pulse System. This invention was developed by Song Hongxi, Zheng Junhua, Zhao Chenxi, Ni Weining and Li Yongjie.
The patent appl..
Oil & Gas
| Mon 06 Apr 2026
Luxembourg, April 6 -- Luxembourg Patent Office has awarded a patent to Quzhou Membrane Material Innovation Res Institute and Nanjing University of Technology for Asymmetric Gas Separation Membrane, and Preparation Method and Use Thereof. Li Ying, Gu Xuehong, Chen Yuyong, Wang Xuerui, Wan Ronghuan and Luo Yu developed the inven..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China University of Petroleum, East China has filed a patent application for Horizontal Well Flowback Gravel Migration Simulation Experiment System and Method. This invention was developed by Zheng Chao, Wang Mengteng, Yang Zihao, Wang Zhiyuan, He Shigang, Zhao Junqi, Liu Yonghong and Li Qiushi.
The patent a..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received PetroChina patent application for Method for Dividing Empty Tuff and Water-carrying Tuff. Dong Jing, Zhao Wenzhi, Liu Wei, Liu Jiangyan, Bian Congsheng, Li Yongxin, Gao Tian, Guan Ming and Liu Shiju developed the invention.
The patent application numbe..
Oil & Gas
| Mon 06 Apr 2026
Rabat, April 6 -- Plasco Energy Group Inc has submitted a patent application for a Non-equilibrium Plasma System and Method of Refining Syngas. This invention was developed by Gomaa Islam, Tsangaris Andreas and Hay Graeme.
The patent application number is MA20150040161 20150930. The patent publication number is MA40161 (A1). ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Beijing Metallurgical Equipment Research Design Institute has sought patent for Carbon Monoxide High-temperature Removal Device. This invention was developed by Guo Naitao, Li Xiaoyu, Zhou Jingwei, Wang Huixia, Ma Yue and Guo Mingwei.
The patent application number is CN20251124849 20250724. The patent publ..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China University of Petroleum, East China has applied Chinese patent for Functional Oil Displacement Fracturing Fluid Based on Physical Crosslinking as Well as Preparation Method and Application of Functional Oil Displacement Fracturing Fluid. Lyu Kaihe, Xiao Xudong, Li Jian, Sun Jinsheng, Jia Yanxing, Liu Ji..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- PetroChina has submitted a patent application for Bifunctional Bridged Metallocene Catalyst and Preparation Method and Application Thereof. This invention was developed by Li Wenbing, Lu Xu, Wang Zhenglin, Shao Shibo, Liu Shi, Li Jin, Li Chuanxi, Yang Jingxuan, Zhang Sudong and Cao Yang.
The patent applicati..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- SANY Energy Equipment has filed a patent application for Lubricating Oil Management System and Production Equipment. This invention was developed by Qin Mian, Wang Yang, Zhou Shuyi, Wei Wenlong and Yong Jun.
The patent application number is CN202511427302 20250930. The patent publication number is CN121025..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- PetroChina has sought patent for Method, Device and Equipment for Determining Multi-stage Crude Oil Filling Time of Superimposed Basin. This invention was developed by Chen Jiaxu, Chen Changwei, Zou Leiluo, Liu Guoquan, Cui Yu, Zhu Huahui, Zhou Fengchun, Wang Guan, Dong Wentao and Xu Wenjing.
The patent appl..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- China University of Petroleum, East China has applied Chinese patent for Single-classification Industrial Control System Anomaly Detection Method Based on Double-view Information Bottleneck Fusion. Deng Xiaogang, Yao Bohan, Wang Ping and Cao Yuping developed it.
The patent application number is CN20251156571..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released Guizhou University patent application for Gas Seepage Visualization Experiment Equipment. This invention was developed by Li Bobo, Ding Yunna, Li Jianhua, Yuan Mei, Song Ho-sung and Zeng Xianwei.
The patent application number is CN202511174307 202508..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received PetroChina patent application for Method and Device for Measuring Non-uniform Distribution Flow Conductivity of Acid Etching Crack. Peng Junliang, Yang Jian, Zhang Xiaofang, Liu Xu and Min Jian developed the invention.
The patent application number is ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published PetroChina patent application for Quantitative Identification Method and System Suitable for Source of Ancient Dolomite Hydrothermal Fluid. The invention was developed by Yang Xianzhang, Xu Qilu, Chen Yongquan, Sun Chonghao, Luo Xinsheng, Yang Guo, Wan..
Oil & Gas
| Mon 06 Apr 2026
Riga, April 6 -- Patent Office of the Republic of Latvia has published Rgas Tehnisk Universitte patent application for Gasification Device. The invention was developed by Blumberga Dagnija, Kirsanovs Vladimirs, Rochas Claudio, Veidenbergs Ivars, V?gants Edgars and V?gants ?irts.
The patent application number is LV20160000095 ..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Determination Method of Crack Angle. This invention was developed by Liu Xiaoben, Zhang Han, Yang Yue, Zhang Dong, Fu Mengkai, Shao Jia and Zhang Hong.
The patent application number is CN202..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Southwest Petroleum University has submitted a patent application for Abandoned Wellhead Ground Identification and Positioning Technology Based on Magnetic Measurement Method. This invention was developed by Liao Jiancheng, He Tengjiao, Liao Jun, Jiang Yutong, Tang Jing, Yang Tiankuo, Feng Haoran, Yuan Songli..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- China Oilfield Services has filed a patent application for Seabed Node Multi-component Data Water Layer Multiple Wave Prediction Method and Device. This invention was developed by Zhang Xingyan, Zhang Lixia, Fang Zhongyu, Shi Mengchang, Zheng Ruqiu, Shi Wenying, Wang Xinling, Chou Jihui, Hu Fadong, Zhang Min,..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has published PetroChina patent application for Quantitative Prediction Method and System for Natural Fractures of Shale. The invention was developed by Xia Ziqiang, Yang Xuefeng, Cho Sung-hyun, Liu Yongyang, He Yuanhan and Liu Shaojun.
The patent application numbe..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received PetroChina patent application for Method and Device for Predicting Development and Occurrence of Tectonic Fracture. Wang Qinghua, Cai Zhenzhong, Wang Haiying, Zhang Hui, Yin Guoqing, Xu Ke, Wang Zhimin, Li Chao, Yuan Fang, Lai Shujun, Qian Ziwei, Zhang ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- PetroChina has submitted a patent application for Complex Speed Structure Modeling Method and Device Based on Average Speed Trend Control. This invention was developed by Yuan Bo, Wang Jun, Gao Ziyang, Liu Bing, Wang Xinqiang, Tang Xueying, Ding Yucai, Ji Dongsheng, Gao Yao and Feng Lingli.
The patent applic..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- China National Petroleum has submitted a patent application for Method for Dividing Stratum Sequence of Extremely Thick Shallow Water Carbonate Rock Gentle Slope. This invention was developed by Li Fengfeng, Ye Yu, Xu Ning, Li Lei and Yang Chao.
The patent application number is CN202410663989 20240527. The..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received PetroChina patent application for Drilling Parameter Optimization Method Based on Drilling Speed Prediction, Related Method and Device. Gong Renbin, He Yiping, Lin Xia, Ding Jianyu, Mi Lan, Xu Chao, Zhong Yongfei and Long Tinghao developed the invention..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- Shanghai Cheyitian Technology has filed a patent application for Gas Concentration Detection Device for Detecting Binary Gas Concentration. This invention was developed by Zhang Nannan, Zhang Liming, Yun Yanwu, Ren Congqun, Hao Meiqi and Zhao Jinghui.
The patent application number is CN202511563167 2025103..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released Zhejiang University patent application for Underwater Flexible Oil Storage Device Capable of Being Actively Recycled. This invention was developed by Mei Guoxiong, Zhao Zihan, Hou Senlei, Ma Yan and Wu Zhiwen.
The patent application number is CN20251..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- PetroChina has submitted a patent application for High-precision Single Well Stratigraphic Division Method and Device. This invention was developed by Yu Zhongliang, Cao Tongfeng, Cui Jian, Shen Guihong, Wu Boran, Liu Yangping, Sun Aiyan, Fan Rong, Guo Chang and Gao Donghua.
The patent application number is ..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Changzhou University has filed a patent application for Automatic Control Three-phase Pre-separation Device for Integrated Ocean Platform Wellhead. This invention was developed by Lyu Fengxia, Xu Ruichen, Bie Fengfeng, Zhang Sheng and Qian Yujie.
The patent application number is CN202511316863 20250915. Th..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released Jiangsu Huaerwei Science & Technology Group patent application for Single Well Crude Oil Transmission Metering Device. This invention was developed by Chen Guangyuan and Chen Xuezhong.
The patent application number is CN20251183180 20250804. The pate..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released PetroChina patent application for Crack Propagation Observation Experiment Device and Method Based on Photoelastic Method. This invention was developed by Ng How Yong, Shi Xuewen, Xu Ersi, Feng Jiangrong, Chen Juan and Chen Junjie.
The patent applicati..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- PetroChina has submitted a patent application for Inclination Deflector. This invention was developed by Liu Jiafu, Yu Lei, Wang Peng, Luo Kaiwen, Qi Yong, Xu Jing, Lyu Chunliu, Ouyang Tao, Dong Wenxi, Wen Yunpeng, Jin Peng, Du Jinhe, Zou Zhentao, Xiao Chang and He Qian.
The patent application number is CN20..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- PetroChina has sought patent for Oil Pipe Screw Thread Protection Device. This invention was developed by Wang Diandong, Li Qingbin, Wang Yunhui, Yuan Min, Song Zhigang, Mu Yansong, Feng Shenglei, Zhu Jiangtao, Zhang Bin and Sun Yuzhang.
The patent application number is CN202410668023 20240528. The patent pu..
Oil & Gas
| Sun 05 Apr 2026
Beijing, April 6 -- Suzhou Institute of Nano-Tech & Nano-Bionics, Chinese Academy of Sciences has applied Chinese patent for Oxygen Production Device and Oxygen Production Method. Zhou Xiaochun, He Lei and Ning Fandi developed it.
The patent application number is CN202510383938 20250328. The patent publication number is CN121..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has released Huangshan Jinggong Gravure Cylinder patent application for Processing Method of Rust-proof Plate Plug. This invention was developed by Zhang Jianfeng, Wang Zhaowei and Yoshimitsu.
The patent application number is CN202511278077 20250909. The patent pub..
Oil & Gas
| Mon 06 Apr 2026
Beijing, April 6 -- State Intellectual Property Office of China has received PetroChina patent application for Method and Device for Quantitatively Characterizing Intensity of Ancient Sea Invasion Activity. Bian Congsheng, Zhao Wenzhi, Liu Wei, Liu Shiju, Li Yongxin, Dong Jing, Guan Ming and Ding Lin developed the invention.
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