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Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing patent application for High-stability Catalytic Material as Well as Preparation Method and Application Thereof. The invention was developed by Cheng Yunlyu, Zheng Jinyu and Jian..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published Southwest Petroleum University patent application for Multi-physics Field Logging Data Forward and Reverse Evolution Method Based on Multi-scale Data Fusion. The invention was developed by Zeng Fanhui, Chen Peng, He Chunming, Guo Jianchun and Xiao Yongju..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- Southwest Petroleum University has submitted a patent application for Flight Area Non-stop Construction Data Management Method and System and Medium. This invention was developed by Hei Jing and Wang Daguo. The patent application number is CN202511811623 20251204. The patent publication number is CN121235476..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released China University of Geosciences, Wuhan patent application for Shale Oil Content Prediction Method, Device, Equipment and Medium. This invention was developed by Yang Feng, Nie Sijia, Wang Xuan, Bao Hanyong, Luo Zhixiang, Xu Shang, Luo Long and Wu Rui. ..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- Shaoxing Ruiying Steel Cylinder Mfg Co Ltd has submitted a patent application for Forming Production Method of High-capacity Hydrogen Cylinder Liner. This invention was developed by Zhang Weifeng and Zhang Jinbo. The patent application number is CN202511599309 20251104. The patent publication number is CN121..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released Huabei Oilfield Keda Dev Co Ltd patent application for Thermal Management Method and System for Domestic High-power IGBT (insulated Gate Bipolar Translator) Rectifier. This invention was developed by Zhang Xinjun, Shi Zhihui, Sun Helei, Geng Guangtai, Cao..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has received Dezhou Huahai Petroleum Machinery Co Ltd patent application for Precise Automatic Liquid Preparation Device and Liquid Preparation Method Thereof. Zhang Weiyou, Li Hongyang, Zhang Jinshan, Dou Rutong, Meng Xianghua and Yan Xiutao developed the invention. ..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published Zigong Dongfang Tongyong Gas Compressor Co Ltd patent application for Hydrogen Compressor System and Control Method. The invention was developed by Ni Jie, Zhu Wenjun, Peng Xuchuan, Xu Tao, Huang Jianming and Wang Jianfeng. The patent application numb..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- Qingyuan Liansheng Air Liquid Co Ltd has filed a patent application for Food Type Nitrogen Preparation Equipment and Preparation Method. This invention was developed by Wang Wenjie, Liu Zhigang and Huang Tianwei. The patent application number is CN202511426821 20250930. The patent publication number is CN121..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- Southwest Petroleum University has submitted a patent application for Black Triangle Scattering Noise Training Sample Generation Method Based on Random Medium. This invention was developed by Zhang Rong, Song Guojie, Huang Xuri, Ren Mengyu, Liu Jingshi, Niu Chaoyi, Lu Shunkang and Wang Hao. The patent applic..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China National Petroleum has applied Chinese patent for Method and Device for Quantitatively Characterizing Influence Intensity of Ancient Volcanic Activities. Dong Jing, Zhao Wenzhi, Bian Congsheng, Liu Jiangyan, Liu Wei, Zhang Yan, Li Yongxin, Guan Ming and Liu Shiju developed it. The patent application nu..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published China Oilfield Services patent application for Shallow Water Multiple Suppression Method and Device and Computing Equipment. The invention was developed by Yu Zizhao, Xie Tao, Zhu Jinqiang, Song Xin, Yin Xuexin, Gui Hongbing, Yang Lu, Song Xiaoyu, Zhang ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- Chengdu North Petroleum Exploration and Development Technology has submitted a patent application for Inematic Rock Distribution Range Prediction Method and System Based on Multiple Integrals, and Medium. This invention was developed by Xu Hao, Ren Benbing, Xie En, Zhang Li, Yang Tao, Yang Sen, Deng Haidong, Ch..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published Cnpc Karamay Petrochemical Co Ltd and PetroChina patent application for Analysis Method of Carcinogenic Polycyclic Aromatic Hydrocarbon in Naphthenic Lubricating Oil. The invention was developed by Liu Zinan, Zhao Xiaofeng, Luo Xiang, Zhang Ling and Alsi..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has received Dongying City Fuhong Optothermal Petroleum Eng Co Ltd patent application for Production System of High-chromium-content Super Anti-corrosion Heat-insulation Oil Casing for Offshore Oil and Gas Development. Li Xianghong, Gao Kuixi, Tan Jianming, Yang Wei, ..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- Anbang Valve Group Co Ltd has applied Chinese patent for Petroleum Valve Accessory Drilling Equipment. Zhang Jian and Ji Yanyan developed it. The patent application number is CN202511803185 20251203. The patent publication number is CN121245045 (A). International Patent Classification codes are B23B41/00, B2..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released Sinopec Engineering and SINOPEC Engineering (Group) patent application for Method, Apparatus, Computer Readable Medium and Computer Program Product for Processing Talent Resumes Based on Artificial Intelligence. This invention was developed by Wu Defei, D..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released Sanya Ocean Oil and Gas Research Institute Northeast Petroleum Univ, Northeast Petroleum University and Daqing Xinchen Oilfield Technical Service Co Ltd patent application for Simulation Method and System for Carbon Dioxide Fracturing Temperature Field of..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published PetroChina and Xinjiang Tarim Petroleum Explor And Development Headquarters Co Ltd patent application for Method and Device for Determining Construction Parameters of Pressure-controlled and Speed-increased Casing Running of Ultra-deep Well. The inventio..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Formation Fracturing Type and Fracturing Property Analysis Method and Equipment and Storage Medium. Liao Dongliang, Jia Changgui, Li Shuangm..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Well Wall Safety Drilling Fluid Density Window Determination Method and Device and Storage Medium. The invention was developed by Zhang Min..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released Cormetech Inc patent application for Adsorber Module and Reactor for Capturing Carbon Dioxide. This invention was developed by Howell Eric B, Difrancesco Chris E and Pritchard Susan. The patent application number is CN20248035884 20240328. The patent p..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 7 -- U.S. Patent and Trademark Office has received Yan Yuning and South China Sea Institute Oceanology, CAS patent application for Method for Simultaneous Inversion of Five Reservoir Parameters of Submarine Gas Reservoirs Using P-wave Velocity and Density Data. Yan Yuning, Zhao Zhongxian, Hao Gang and Wei Lele de..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- Huaian Hongyang Titanium Ind Co Ltd has submitted a patent application for Titanium Dioxide Spray Drying Tower. This invention was developed by Yang Wenzan, Lu Ming, Liu Zhifeng and Yu Zepeng. The patent application number is CN202511384216 20250926. The patent publication number is CN121243791 (A). Internat..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- The Seventh Construction Company of CNPC, China Petroleum Eng & Constr Corp and China National Petroleum have filed a patent application for Rapid Pipeline Opening Aligning Tool and Construction Method Thereof. This invention was developed by Xu Pei, Lei Yong, Liu Yonghua, Wei Chuntao and Zhu Xianglong. The ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have submitted a patent application for High-activity Catalytic Material as Well as Preparation Method and Application Thereof. This invention was developed by Cheng Yunlyu, Jiang Rui and Zheng Jinyu. The patent application number i..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have submitted a patent application for Catalytic Material as Well as Preparation Method and Application Thereof. Cheng Yunlyu, Jiang Rui and Zheng Jinyu developed the invention. The patent application number is CN202410858726 20240..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- Suzhou Shengteng Robot Co Ltd and China University of Petroleum, Beijing have sought patent for Gas Leakage Identification Method and System Based on Sound Positioning, Medium and Equipment. This invention was developed by Lian Yuanxin, Xu Jianhong and Lian Yuanfeng. The patent application number is CN202511..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical have submitted a patent application for Batch Well Depth Geologic Homing Method. Yuan Yong, Li Yang, Cao Tongsheng, Tsuei Lun, Zhao Gan and Yuan Siqiao developed the invention. The patent application number is CN20241083..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company have submitted a patent application for Evaluation Method for Natural Energy of Edge-bottom Water Reservoir. Wu Wenting, He Yunzhang, Wei Chao, Jia Ruizhong, Liu Xiuzhen and Ma Xibin developed the invention. The patent application number is CN..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- Daqing Oilfield and PetroChina have sought patent for Tower Crane Truss Structure Design Method and Device Combining Topology and Parameter Optimization. This invention was developed by Qian Kun, Hui Xiaolong, Lu Chengguo, Sun Yan'an, Wang Xin, Zhang Jia'en, He Yonggang, Dai Mei, Su Xinyan, Zhang Tuan, Wu Ning ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- Sinopec Hydrogen Energy Machinery Wuhan Co Ltd and Sinopec Oilfield Equipment have sought patent for Water Electrolyser Multi-physical Field Simulation Method Considering Influence of Catalytic Electrode Structure. This invention was developed by Li Hong, Quan Bing, Xu Lin, Su Ruihang and Li Wei. The patent ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have applied Chinese patent for Method and Equipment for Predicting Geological Reserve Parameters of Tight Oil. Xia Dongdong, Kwok Sau Kuen Connie, Fang Wenchao, Liu Chuanxi, Wu Yue and He Weiling developed it. The patent appli..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- Sinopec Nanjing Engineering & Construction and SINOPEC Engineering (Group) have filed a patent application for Fluorine Thermal Coupling Duplex Recovery System and Method for Phosphoric Acid Production System. This invention was developed by Yu Chen, Sun Yuan, Jia Xiuqin and Li Zhibin. The patent application..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- Daqing Oilfield and PetroChina have sought patent for Tower Crane Rotating Speed Closed-loop Control Method Based on Position Detection and Rotary Transformer Data Coupling. This invention was developed by Xu Guomin, Qian Kun, Zhang Ruihao, Yao Guoqing, Sun Yan'an, Jia Zikai, Hui Xiaolong, Lu Chengguo, Zhang Ka..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 7 -- China Petroleum & Chem Corp and Sinopec Geophysical Res Institute Co Ltd have submitted a patent application for Method for Managing Seismograph Sampled Data, Seismograph, and Storage Medium. This invention was developed by Hong Chengyu, Song Zhixiang and Yang Shangqin. The patent application number is US..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- China University of Petroleum, Beijing and CNOOC Res Institute Co Ltd have submitted a patent application for Dynamic Pipe Cable Water Terminal Device Applied to Floating Fan. This invention was developed by Liu Depeng, Zhang Yu, Cao Ting, Liu Yi, Hou Jing, Jiang Si'ao, Wang Xiao and Li Fucheng. The patent a..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have sought patent for Shale Reservoir Fracturing Influence Factor Analysis Method and Device, Electronic Equipment and Medium. This invention was developed by Liu Baihong, Yang Jiangfeng, Liu Weihua and Zheng Silian. The patent applicat..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- Shenzhen Branch China National Offshore Oil and CNOOC Deepwater Dev Ltd have submitted a patent application for Offshore Oilfield Reservoir Parameter Inversion Method and System and Computer Equipment. Xie Mingying, Liu Guotao, Xiong Qi, Feng Shasha, Tu Zhiyong, Sun Xiaona, Wei Xihui, Tang Fang, Wang Xiao, Yan ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Method and Device for Evaluating Fidelity of Time Domain Seismic Processing Post-stack Data. This invention was developed by Zhang Hong, Jiang Dajian, Zhang Fengqi, Xu Kai and Liu Zhiyuan. ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China University of Petroleum, East China and Sun Zhiyuan have applied Chinese patent for Tight Sandstone Micro-fault Seismic Recognition Method Based on His Fusion of Various Sensitive Frequency Band Attributes. Sun Zhiyuan, Zhang Jiachang, Ma Cunfei, Li Tao and Xu Shouyu developed it. The patent applicatio..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have sought patent for Method and System for Establishing Natural Fracture Model of Tight Sandstone Oil and Gas Reservoir. This invention was developed by Shang Xiaofei, Xiang Yunfei, Wu Shuang, Duan Taizhong, Li Meng and Zhao Hua..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have submitted a patent application for Diffracted Wave Impedance Inversion Method Based on Full Wave Field Information. This invention was developed by Xie Wei, Lei Chaoyang, Bi Chenchen, Tang Jinliang, Hu Huafeng and Xiang Kun. The pat..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- Tsinghua University has applied Chinese patent for Gas-liquid Separation Device. Shi Yixiang, Li Shuang, Wang Yurui and Zhang Fengxin developed it. The patent application number is CN202511689559 20251118. The patent publication number is CN121243955 (A). International Patent Classification codes are B01D53/..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- Karamay Vocational and Technical College has applied Chinese patent for Experimental Device and Method for Research on Dissolved CO2 Interphase Mass Transfer in Crude Oil System. Ma Qing developed it. The patent application number is CN202511794551 20251202. The patent publication number is CN121231747 (A). ..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released GKN Zhongyuan Cylinder Liner patent application for Piston Centrifugal Casting Mold and Equipment. This invention was developed by Wang Zhongying, Guo Pengpeng, Nie Zhiguo, Tang Xiaohu, Guo Jinjing, Li Yongbin, Guo Yongqiang and Liang Yuzhu. The patent a..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 7 -- Schlumberger Technology has sought patent for Adaptive 4d Seismic Survey Design for Monitoring of Carbon Storage Sites. This invention was developed by Halliday David Fraser, Vassallo Massimiliano, Branston Michael William and Bachrach Ran. The patent application number is US202419133248 20241031. The paten..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 7 -- Schlumberger Technology has filed a patent application for Systems and Methods for Estimating Coherency of Active and Passive Seismic Signals. This invention was developed by Cao Weiping and Mizuno Takashi. The patent application number is US202418930742 20241029. The patent publication number is US20260118..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 7 -- Schlumberger Technology has submitted a patent application for Combination of X and Y Dipole Waveforms That Enhances Event Signals in the Geological Stratum. This invention was developed by Hirabayashi Nobuyasu, Sakiyama Naoki and Khaitan Manish Lal. The patent application number is US202418928397 20241028...

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 7 -- China Petroleum & Chemical has filed a patent application for Methods and System for Determining Formation Pore Pressures. This invention was developed by Fan Zhihui, Zhang Jon Jincai and Lian Peiqing. The patent application number is US202418930872 20241029. The patent publication number is US20260118538 (..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 7 -- BP Corporation, North America has submitted a patent application for Methods and Systems for Least-squares Wave-equation Kirchhoff Migration Using Wave Propagation. This invention was developed by Jin Hu and Etgen John. The patent application number is US202519352749 20251008. The patent publication number ..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 7 -- China Petroleum & Chemical has submitted a patent application for Tubular Azimuthal Gamma Ray Tool and Applications Thereof. Zhan Sheng and Zhang Jeremy developed the invention. The patent application number is US202419003338 20241227. The patent publication number is US20260118529 (A1). International Paten..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released PetroChina patent application for Shale Wettability Prediction Method and Device. This invention was developed by Wu Songtao, Pan Bin, Jiang Xiaohua, Guan Modi, Liao Fengrong, Wang Xiaohan and Song Tianru. The patent application number is CN202511196871 ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Video Music Aesthetics Evaluation Method Based on Cross Attention Mechanism and Weak Supervised Learning. Chang Hua-yeh, Song Mengke, Chen-cheng Lizhao, Chen Tingting, Jiang Diqiong, Hara Ch..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published Northeast Petroleum University patent application for Rock Brittleness Index Prediction Method. The invention was developed by Zhao Wanchun, Zheng Xiongjie, Wang Chengjie, Wang Tingting, Hou Bing, Fu Xiaofei, Yang Erlong, Cai Meng and Shi Xiaodong. The ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- PetroChina has submitted a patent application for Pipeline Failure Analysis Method, Device, Equipment, Medium and Program Product. This invention was developed by Wen Qing, Qiu Yanhua, Wang Feng, Hu Shunyuan, Lin Yu and Zhang Wenjuan. The patent application number is CN202410835270 20240626. The patent publica..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Offshore Oil Engineering and China University of Petroleum, East China have submitted a patent application for Device for Testing Sealing Performance of Liquid Slip Ring of Single Point Mooring System. This invention was developed by Wang Huifeng, Wu Lei, Li Wei, Zhang Di, Lyu Chunxiao, Wei Xiaokang, Zhu Yi, Li..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Antibacterial Electret Polylactic Acid Composition for Melt-blowing and Preparation Method Thereof, Polylactic Acid Granules and Application Thereof, and Polylactic Acid Melt-blown Cloth. Th..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- China Petroleum & Chemical has submitted a patent application for Mud Pulser. This invention was developed by Zhan Sheng and Selden Stephen. The patent application number is CN20238098840 20231114. The patent publication number is CN121241189 (A). International Patent Classification codes are E21B17/00, E21B47..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- Chevron Oronite has sought patent for Nitrogen-containing and Sulfur-containing Additive in Electric Vehicle Oil. This invention was developed by Holbrook Terrence and Chase Kevin J. The patent application number is CN20248036857 20240502. The patent publication number is CN121241118 (A). International Patent ..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- China University of Petroleum, East China has submitted a patent application for Catalyst for Catalytic Cracking and Preparation Method and Application Thereof. This invention was developed by Li Bohao, Zhang Jinhong, Liu Jiming, Su Tong and Wang Ding. The patent application number is CN202511570973 20251030. ..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Porous Carbon-supported Ultra-high-dispersion Monatomic Iron Catalyst for Heavy Oil Hydro-conversion as Well as Preparation and Application Methods of Porous Carbon-supported Ultra-high-disp..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- China University of Petroleum, East China has filed a patent application for Ceo2 Loaded Base Catalyst for Reducing Viscosity of Heavy Oil, Preparation Method of Ceo2 Loaded Base Catalyst and Application of Ceo2 Loaded Base Catalyst in Reducing Viscosity of Heavy Oil. This invention was developed by Zhou Zhicha..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Gas-solid Contactor for Directly Capturing Carbon Dioxide in Air, Control Method and Modular Stacking Structure. This invention was developed by Zhou Aiguo, Zheng Jiale and Zhang Yongmin. The ..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China University of Petroleum, East China has sought patent for Coupling Simulation Method for Inter-well Interference and Fracture Network Evolution in Multi-well-group Time Sequence Fracturing Process. This invention was developed by Li Lei, Liu Yunfan, Hou Zihan, Su Yuliang, Li Ming, Chen Fuzhen, Liu Sai and..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has released PetroChina patent application for Porosity Calculation Method and Device Based on All-component Digital Model. This invention was developed by Zeng Qinglu, Zhang Ronghu, Zhao Jilong, Wang Junpeng, Wang Ke and Huang Qingxuan. The patent application number..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China University of Petroleum, East China has submitted a patent application for Block Chain-based Energy Data Credible Interaction and Traceability Method. This invention was developed by Wu Ruijia, Zhou Can, Fu Rong, Qiao Xindong, Liu Qiqi, Cao Fangyuan, Tian Xu, Zheng Zehua and Zhang Fangrui. The patent app..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has received PetroChina patent application for Method for Dividing Sedimentary Cycle of Tidal Plateau Phase Mixed Rock in Subterranean Area. Liang Xinyu, Ma Zike, Tang Song, Liu Bowen, Peng Qiu, Zhao Qing and Liang Yuchen developed the invention. The patent applicati..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published Northeast Petroleum University patent application for Method for Identifying Small-scale Fracture and Fracture Displacement Thereof by Using Coarse and Fine Combined Seismic Complex Waves. The invention was developed by Shi Xintian, Liu Xiaowen, Ding Hai..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- PetroChina has filed a patent application for Fine Velocity Modeling Method and Device Based on Interval Velocity Inversion. This invention was developed by Kong Linghong, Ji Zhifeng, Jiang Ren, Zhang Mingjun, Yin Wei, Lin Yaping, Wang Zhen, Wang Xueke, Zhang Yiqiong, Zheng Yue and Cai Rui. The patent applicat..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China University of Petroleum, Beijing has applied Chinese patent for Seismic Inversion Imaging Method, System and Device and Medium. Tian Wenbin, Zhang Liyan, Li Ang, Zhang Zhensheng and Bao Rui developed it. The patent application number is CN202511381938 20250925. The patent publication number is CN12123226..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical have filed a patent application for Control System for Automatically Controlling Liquid Discharge of Separator Based on Wellhead Liquid Quantity. This invention was developed by Feng Wei, Yuan Lei, Wang Jianqiang, Long Aiwe..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Daqing Oilfield and PetroChina have submitted a patent application for Method and System for Adjusting Balance of Balancing Weight of Tower Type Pumping Unit. This invention was developed by Guo Mingri, Ji Hongjun, Su Bo, Luo Xianyin, Zhao Haitao, Wu Juncheng, Kong Dejiang, Cheng Yanqing, Bing Shengbin, Jin Fen..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Daqing Oilfield and PetroChina have applied Chinese patent for Belt Operation Monitoring Method and System of Tower Type Pumping Unit. Liu Li, Gu Zichen, Zhang Youxing, Qi Chunhai, Tang Yiyuan, Zhao Xuyang, Wang Shuai, Wang Jingping, Ren Yongqing, Liu Xin, Luo Xianyin, Sun Qiao and Li Yuanda developed it. Th..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have submitted a patent application for Technical Method for Replacing Gas by Water Injection in Ultra-deep Layer Fracture-cavity Type Condensate Gas Reservoir of Tahe River. Hao Yang, Zhang Wei, Li Zongrui, He Yin, Tong Kai and Zhao Jianguang developed..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Daqing Oilfield and PetroChina have submitted a patent application for Winding Type Belt Drive Tower Crane Roller and Kinetic Parameter Calculation Method Thereof. This invention was developed by Hui Xiaolong, Lu Chengguo, Dai Mei, Gao Yu, Hou Yu, Zhang Ruihao, Su Xinyan, Jia Qi, Wang Xinmin, Wu Ning, Zhou Guan..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Daqing Oilfield and PetroChina have submitted a patent application for Variable-diameter Variable-torque Tower Crane Suspension Point Acceleration Follow-up Optimization Control Method. This invention was developed by Cai Meng, Liu Xiangbin, Qian Kun, Gao Dapeng, Sun Yan'an, Wang Xin, Zhang Jia'en, Hui Xiaolong..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Daqing Oilfield and PetroChina have sought patent for Staged Fracturing Pump Stopping Test Oil Well Packer and Control System Thereof. This invention was developed by Huang Youquan, Zhang Chunhui, Qiao Yabo, Jia Zikai, Ma Baitao, Zhang Hongyan, Ma Zihan, Mao Qingbo, Zhang Yang, Cheng Xinying, Li Jinyu and Zhang..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Daqing Oilfield and PetroChina have submitted a patent application for Hydraulic Sealing Anchoring Packer for Horizontal Well and Control System of Hydraulic Sealing Anchoring Packer. This invention was developed by Liu Xiangbin, Zhang Hongyan, Zhang Chunhui, Wang Gang, Cheng Xinying, Ma Baitao, Zhang Kun, Mao ..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Daqing Oilfield and PetroChina have submitted a patent application for Auxiliary Device and Method for Advancing Machine in Workover Operation of Tower Type Pumping Unit. This invention was developed by Guo Mingri, Du Shougang, Du Xiangyi, Ji Hongjun, Lou Zhidong, Kong Dejiang, Zhang Haishan, Qu Zhiqiang, Wang ..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- PetroChina and Xinjiang Tarim Petroleum Explor And Development Headquarters Co Ltd have sought patent for Periodic Torsional Impulse Load Rock Breaking Device and Drilling Tool Combination. This invention was developed by Zhou Bo, Wei Jun, Zhang Zhi, Wang Xiaoliang, Zhang Quan, Li Ning, Wen Liang, Chen Kaifeng,..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- China Petroleum & Chemical and Sinopec Res Institute of Petroleum Processing have submitted a patent application for Amide Lubricating Grease and Preparation Method Thereof. Zheng Hui, Rui Wenqi, He Yifeng, Liang Yuxiang, Chen Jing and Zhao Mengya developed the invention. The patent application number is CN2..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published Entegris patent application for Substrate Container and Door Lock Catch Mechanism Thereof. The invention was developed by Smith Mark V and Eggum Shawn D. The patent application number is CN20248037150 20240603. The patent publication number is CN1212414..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 7 -- State Intellectual Property Office of China has published China University of Petroleum, Beijing patent application for Reactor, Reaction System and Method for Producing Silicon-carbon Negative Electrode Material by Flexible Heat Transfer Fluidized Bed. The invention was developed by Yao Xiuying, Zhou Yu and Lu..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- China University of Petroleum, East China has submitted a patent application for Adaptive Filtering Method for Frequency Division Multiplexing Ultrafast Imaging Reconstruction. Lu Yang, Han Zixuan, Wen Yongan, Yu Liandong, Wang Feifei, Chen Xiaozhe and Jia Huakun developed the invention. The patent application..

Oil & Gas

  |  Thu 07 May 2026

Beijing, May 7 -- PetroChina has submitted a patent application for Method and System for Evaluating Oil-water Two-phase Output Condition of Production Well. This invention was developed by Yang Qingling, He Jinbao, Zhu Jing, Yang Xianzhi, Jin Lu, Wu Yizhi, Lyu Xiaoming, Huang Zhi, Qiao Mu, Deng Zhongxian, Feng Ziwei, Zhou Yiqin..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- China National Petroleum, Cnpc Engineering Mat R & D Company Limited and Xi'an Tri Ring Oil Pipe Tech Co Ltd have submitted a patent application for MEMS Gas Sensor and Preparation Method Thereof. This invention was developed by Zhao Yuxin. The patent application number is CN202410852964 20240627. The patent..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- China Electric Institute and General Machinery Key Core Found Innovation Center Anhui Co Ltd have submitted a patent application for Salt Mist Concentration Monitoring Method and System Based on Gas Production Method. This invention was developed by Chen Chuan, Xiang Li, Qin Hao, Shi Xiaoyi, Wang Shouhe and Zha..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- China National Petroleum and Cnpc Xibu Drilling Eng Co Ltd have submitted a patent application for Deep Carbonatite Stratum Drillability Evaluation Method Based on Element Logging Technology. Zhang Xiaohu, Li Xiubin, Li Li, Li Huaijun, Li Xuerui, Liu Huihui and Tang Guoqing developed the invention. The paten..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- Inpro/seal LLC has submitted a patent application for Intuitive Natural Gas Compressor Monitoring System. This invention was developed by Guglielmo Kennon, Baldwin Terry, Souder Jason, Roth Ron and Suresh Saurabh. The patent application number is US202519432326 20251224. The patent publication number is U..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- U.S. Patent and Trademark Office has released Qteq IQ Pty Ltd patent application for Systems, Methods and Apparatus for Downhole Monitoring of Production Conditions Using Em Telemetry. This invention was developed by Morgan Quentin and Siefert Michael. The patent application number is US202219116210 20220..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- Tara Energy Services Inc has submitted a patent application for Process for the Reduction of Flaring/venting Gases During Completions Operations. This invention was developed by Bissell Scott, Mcneill Randal and Garagan Braydon. The patent application number is US202519431663 20251223. The patent publicat..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- Marathon Petroleum Co LP has submitted a patent application for Assemblies and Methods for Enhancing Fluid Catalytic Cracking (FCC) Processes During the Fcc Process Using Spectroscopic Analyzers. Sexton Jeffrey A, Bledsoe Jr Roy Roger, Campbell Lance T, Ridge Randy N and Wilt Brian K developed the invention...

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- Alkhorayef Petroleum Company has submitted a patent application for Spoolable Splice for Use in Electrical Submersible Pump System. This invention was developed by Sarian Serko, Gohil Kartikkumar Jaysingbhai and Ortiz Santos Daniel. The patent application number is US202418930299 20241029. The patent publ..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- Meiden Nanoprocess Innovations Inc has submitted a patent application for Ozone Gas Supply System. Nishiguchi Tetsuya, Morikawa Yoshiki, Yamashita Hiroaki, Matsumoto Naoshi and Fukatsu Ayaka developed the invention. The patent application number is US202419159770 20240216. The patent publication number is..

Oil & Gas

  |  Tue 05 May 2026

Alexandria, May 6 -- U.S. Patent and Trademark Office has published AGC Inc and National University Corporation Tokai National Higher Education and Research System patent application for Acidic Gas-absorbing Liquid and Acidic Gas Reduction Method. The invention was developed by Ikawa Seiya, Suzuki Toyokazu, Koguchi Ryohei, Machi..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- Ind Scient Corp has applied United States patent for System and Method of Gas Flow Management. Pavlisko Bryan James, Kettler Jason Christopher, Shih Joseph and Sirbu Adrian developed it. The patent application number is US202519401978 20251126. The patent publication number is US20260118328 (A1). Internat..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- Coolaimate Inc has applied United States patent for System and Method for the Analysis of Natural Gas. Zhang Yi developed it. The patent application number is US202519367730 20251023. The patent publication number is US20260118265 (A1). International Patent Classification codes are G01N21/39 and G01N33/00..

Oil & Gas

  |  Wed 06 May 2026

Beijing, May 6 -- Beijing Xipu Huosi Tech Co Ltd has submitted a patent application for Oil and Gas Equipment Leakage Acoustic Characteristic Intelligent Identification Early Warning Method and System. Liao Lin, Xu Mengyang and Wang Xin developed the invention. The patent application number is CN202511235910 20250901. The pat..

Oil & Gas

  |  Wed 06 May 2026

Alexandria, May 6 -- U.S. Patent and Trademark Office has received Makhania Minaz Ramjanali, Pillai Rahul Radhakrishna, Ranjan Rajeev, Sarkar Shouvik, Tallman Michael J and Kellogg Brown & Root patent application for Dividing Wall Column for Efficient Hydrocarbon Separation. The patent application number is US202519366794 20..
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