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Oil & Gas
| Fri 22 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has received China Petroleum & Chemical; Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Experimental Device for Simulating Drilling of Drill String. Wang Heng, Zhang Hongning, Xuan Lingchao, Hu Yanfeng and Li He developed the inve..
Oil & Gas
| Fri 22 May 2026
Beijing, May 23 -- Zhejiang Sinopec New Energy Tech Co Ltd has submitted a patent application for Optical Storage and Charging Scheduling Method and System Based on Reinforcement Learning and Numerical Optimization. Hu Zhishun, Ding Xiaojun, Zheng Hui, Ying Xiaojie, Wang Heyuan and Qi Jiming developed the invention.
The paten..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released Sinopec Group Sharing Services Co Ltd patent application for Product Oil Demand Sensitivity Prediction Method and Device. This invention was developed by Li Ming, Wei Guoyu, Jin Xin, Sun Dairu, Wei Zhe and Zhang Yipei.
The patent application number is..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Sales Co Ltd patent application for Oil Tank Truck Distribution Method and System for Refueling Station Replenishment Order and Medium. This invention was developed by Chen Jingjun, Kanezane, Lu Jingkai, Yang Huan, ..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- Daqing Oilfield; PetroChina has submitted a patent application for Continental Shale Oil Geology and Engineering Integrated Dessert Evaluation Method. This invention was developed by Bai Xuefeng, Zhang Jinyou, Lin Tiefeng, Wang Rui, Liu Zhao, Bai Yunfeng, Cheng Xinyang, Zhao Ying, Kang Dejiang, Zhang Yuanqing,..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method for Dynamically Predicting Productivity of Broken-solution Condensate Gas Well. This invention was developed by Liu Hailong, Liu Hua, Guo Yandong a..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical patent application for Prediction Method for Peak Gas Production Rate of Deep Coal Bed Gas Fractured Horizontal Well. This invention was developed by Sun Huachao, Re..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released China Petroleum & Chemical and China Petroleum & Chemical Corp Jiangsu Oilfield Branch patent application for Extra-low Permeability Reservoir Fracture Network Quality Characterization Method Based on Entropy Weight-topsis Analysis. This invention was de..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has received Daqing Oilfield and PetroChina patent application for Logging Instrument Man Code Signal Reduction Processing Method and Device, Equipment and Medium. Hou Yonghui, Yang He, Zhang Luoling, Xu Jiamei, Zhang Yu, Wang Deping and Liu Dapeng developed the inve..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has received Kunlun Shuzhi Tech Co Ltd and China National Petroleum patent application for Infrared Image and Visible Light Image Fusion Method and Device. Chen Bing, Wei Puxin, Ma Liang, Zhang Yanan, Wang Xinhua, Ren Yunlong, Song Ziping and Sun Guobao developed the..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has received Daqing Oilfield and PetroChina patent application for Well Location Design Method for Improving Uniformity Degree of Newly-drilled Well Pattern Under Dense Well Pattern Condition. Zuo Songlin, Yang Qingli, Li Dandan, Zhang Changyan, Ji Hongxia, Song Xiao..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- Sinopec Group Sharing Services Co Ltd has submitted a patent application for Remote Control Method and Device for Controlled End. This invention was developed by Li Xifeng.
The patent application number is CN202511326911 20250917. The patent publication number is CN121387089 (A). International Patent Classi..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Noble Drilling As has applied European patent for Drilling Unit with Selective Carbon Dioxide and Hydrocarbon Drilling Fluid Venting System. Pedersen Mikkel developed it.
The patent application number is EP20240718580 20240307. The patent publication number is EP4743651 (A1). International Patent Classificat..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Entegris has submitted a patent application for Metal Getters in Vaporizers for Impurity Removal. This invention was developed by Hendrix Bryan C, Battle Scott L and Locklear Dalton Vance.
The patent application number is EP20240840509 20240710. The patent publication number is EP4743604 (A1). International Pa..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- European Patent Office has released Entegris patent application for Diffusers in Vaporizers and Related Methods. This invention was developed by Battle Scott L, Garrett Benjamin R, Hendrix Bryan C, Watson Michael, Moghaddam Sara and Tamaki Yusuke.
The patent application number is EP20240840427 20240709. The pa..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- NOVA Chemicals International has sought patent for a Process and System Integrating Hydrocracking with Hydrocarbon Dehydrogenation. This invention was developed by Mirzaeifard Sina, Goodarznia Shahin and Simanzhenkov Vasily.
The patent application number is EP20240748140 20240710. The patent publication numb..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Locus Solutions has sought patent for Microemulsion Compositions for Enhanced Acidizing of Oil and Gas Wells. This invention was developed by Pearl Megan R, Kakadjian Erna, Yong Hin Cheong Au and Mahmoudkhani Amir.
The patent application number is EP20240840555 20240711. The patent publication number is EP47..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- European Patent Office has published Saudi Arabian Oil patent application for Process for Selective Ethylene Oligomerization with Antifouling Components. The invention was developed by Xu Wei, Zhang Zhonglin, Oshinowo Olanrewaju Malcolm, Shaikh Sohel and Khawaji Motaz.
The patent application number is EP202407..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- European Patent Office has released Basell Poliolefine Italia patent application for Plastic Depolymerization Using Supported Ionic Liquid Catalysts. This invention was developed by Brita Diego, Guidotti Simona, Liguori Dario, Menichelli Francesco and Ruzzi Paolo.
The patent application number is EP20240739125..
Oil & Gas
| Fri 22 May 2026
Beijing, May 23 -- Huaneng Qingyang Coal and Electricity and Huaneng Clean Energy Res Institute have applied Chinese patent for Design Method and Device for Water Jetting Holes for Geological Storage of Carbon Dioxide. Wang Dalong, Zhao Wentao, Shi Xuanming, Zhang Jian, Liu Zhiwen, Zhao Jingchao, Xia Yuxiao and Jing Tieya develo..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has received Chengdu North Petroleum Exploration and Development Technology patent application for Oil and Gas Production Decline Analysis Section Identification Method, System, Equipment and Medium. Wang Lian, Deng Rui, Zhang Liang, Zhao Xing, Yang Lingfeng, Ouyang ..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- PetroChina has applied Chinese patent for Quantitative Analysis Method and Device for Minimum Error Free Water Interface. Liu Yumei, Deng Xili, Lu Nu and Shi Shuzhe developed it.
The patent application number is CN202410989541 20240723. The patent publication number is CN121388424 (A). International Patent Cl..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China University of Petroleum, East China has submitted a patent application for Well Cementation Pump Fault Detection Method Based on Comparison Self-supervision Random Configuration Network. Hou Lin, Deng Xiaogang, Geng Yanfeng and Wang Ping developed the invention.
The patent application number is CN202511..
Oil & Gas
| Fri 22 May 2026
Beijing, May 23 -- China University of Petroleum, Beijing has filed a patent application for Molecular Simulation-based Shale Mechanical Property Determination Method and Device. This invention was developed by Chen Junqing, Yang Xiaobin, Zhang Xiao, Wang Yuying, Jiang Fujie, Pang Hong, Huo Xungang and Ran Jun.
The patent appli..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- European Patent Office has published ExxonMobil Technology and Engineering patent application for Processes for Regenerating and Reducing Catalysts and for Upgrading Alkanes And/or Alkyl Aromatic Hydrocarbons. The invention was developed by Bao Xiaoying.
The patent application number is EP20240734536 20240521...
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Repair DAC Ltd has submitted a patent application for Low-cost Electrochemical Cell Stack for Carbon Dioxide Gas Separator. This invention was developed by Asherov Asaf, Rosenne Shaked and Achrai Ben.
The patent application number is EP20240751818 20240703. The patent publication number is EP4743207 (A1). In..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- European Patent Office has published Linde patent application for Method and Plant for Cooling a Carbon Dioxide Rich Gas. The invention was developed by Bub Andreas, Vaupel Christian and Voloshchuk Yury.
The patent application number is EP20240742827 20240702. The patent publication number is EP4743206 (A1). I..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Afc Energy PLC has submitted a patent application for Device for Producing Hydrogen. Kler Rantej Singh and Rendall Michael Edward developed the invention.
The patent application number is EP20240745792 20240709. The patent publication number is EP4743199 (A1). International Patent Classification codes are B0..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Donaldson has filed a patent application for Inertial Separator, Inertial Separator Panel, Method for Manufacturing an Inertial Separator Panel, and a Method for Separating Particulates And/or Water from Gas. This invention was developed by Campbell Steven K.
The patent application number is EP20240748758 20..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Loreal has filed a patent application for Eyebrow Make-up Composition with a Non-glycerolated Silicone Resin, a Glycerolated Silicone Resin, a Silicone Gum, a Volatile Hydrocarbon Oil and a Thickener. This invention was developed by Michel Marine and Liard Alexis.
The patent application number is EP202407302..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- European Patent Office has received Entegris patent application for Bag Fitment Having Internal Spike Port. Shydo Jr Robert M and Kuo Marc developed the invention.
The patent application number is EP20240843656 20240611. The patent publication number is EP4742948 (A1). International Patent Classification codes..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- PetroChina has applied Chinese patent for Shale Oil Development Staged Benefit Evaluation Method and Device and Medium. Chen Cheng, Zhang Man, Zhang Jun, Liu Chang, Peng Mengyun, Qin Jichao, Jiang Guanfeng, Wang Jianfeng, Zhou Jing and Ding Yan developed it.
The patent application number is CN202410984152 202..
Oil & Gas
| Fri 22 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released Southwest Petroleum University patent application for Oil and Gas Pipeline Weld Defect Identification Method Based on MAE-YOLO11n. This invention was developed by Luo Renze, Li Jintao, Zhang Lunfeng, Li Zhiqi, Chen Xingting, Wang Guansheng, Liu Qi, Liu J..
Oil & Gas
| Fri 22 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released Northeast Petroleum University patent application for Rock Slice Identification Method and Device, Medium and Equipment. This invention was developed by Wang Tingting, Xiong Dongyu, Zhao Wanchun, Wang Changhao, Wang Huzhen and Cai Meng.
The patent appli..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- National Petroleum Pipeline Network Group, National Pipe Network Group Engineering Tech Innovation Co Ltd and China National Petroleum Pipeline Science Res Institute Co Ltd have sought patent for Ray Image Quality Evaluation Method and Device and Electronic Equipment. This invention was developed by Chen Haon..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China University of Petroleum, Beijing has filed a patent application for Anti-threshold Interference Analysis Method, Device and System for Microcosmic Multiphase Flow Image. This invention was developed by Liu Zheyu, Li Yiqiang, Li Maozhu, Wang Zhipeng and Du Xinji.
The patent application number is CN202511..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Ocean Detection Image Processing Method and Device. Li Songhao and Ren Peng developed the invention.
The patent application number is CN202511293790 20250911. The patent publication number..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released Northeast Petroleum University patent application for Smart Power Grid Space-time Scheduling Method Based on Adaptive Dynamic Graph Neural Network. This invention was developed by Liu Yue, Cheng Qinglin, Yang Jinwei, Zhao Shaosong, Huang Zhengsong and Zh..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released PetroChina patent application for Oil and Gas Field Reserve Staged Treatment Method and Device. This invention was developed by Li Zhi, Wu Yiping, Wang Qing, Liao Fengrong, Zhang Ningning, Tan Cong and Li Qian.
The patent application number is CN2025114..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- Xi'an Shiyou University has sought patent for Design Method and System for Noise Reduction Pore Plate of Pressure Regulating Branch of Natural Gas Station. This invention was developed by Sun Wen, Gong Jianhua and Zeng Wei.
The patent application number is CN202511982647 20251226. The patent publication num..
Oil & Gas
| Fri 22 May 2026
Beijing, May 23 -- Beijing SOJO Electric and Shuangjie Electric Hefei have sought patent for SF6 Ring Main Unit Gas Leakage Marking and Gas Supplementing System. This invention was developed by Rui Zucun, Shen Jianguo and Li Shu.
The patent application number is CN202511243253 20250902. The patent publication number is CN1213..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Halliburton Energy Services has filed a patent application for Run Data Calibration and Machine Learning System for Well Facilities. This invention was developed by Harrington Christina Marie, Armstrong Bobby Neal and Johnson Travis Chet.
The patent application number is EP20230945302 20230711. The patent publ..
Oil & Gas
| Fri 22 May 2026
Munich, May 23 -- Piovan SpA has sought patent for Device and Method for Monitoring Gas. This invention was developed by Bellio Enrico and Cappellini Davide.
The patent application number is EP20240745811 20240708. The patent publication number is EP4743775 (A1). International Patent Classification codes are B29B13/06, B29B9/..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China University of Petroleum, East China has sought patent for Parametric Modeling Method and System for Composite Fan Blade Section. This invention was developed by Xi Menglu, Shi Yongjun and Wang Shuyao.
The patent application number is CN202511521315 20251023. The patent publication number is CN121389621 ..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- Southwest Petroleum University has applied Chinese patent for High-resolution Logging Data Inversion Method Based on Variable Granularity. Zeng Fanhui, Chen Peng, Guo Jianchun, Zhang Yu, Xu Yahao, He Chunming and Xiao Yongjun developed it.
The patent application number is CN202511500240 20251021. The patent..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China University of Petroleum, Beijing has submitted a patent application for In-situ Determination Method and Device for Underground Vibration Working Condition of Well Drilling. This invention was developed by Song Xianzhi, Zhang Chengkai, Zhu Zhaopeng, Li Gensheng, Lee Ki-ho and Pan Tao.
The patent applica..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Method and Device for Identifying Unsteady Operation Condition of Oil Pipeline. This invention was developed by Yan Fengyuan, Su Huai, Liang Xinyue, Shi Bohui, Wen Kai, Wu Haihao, Li Xiaoping,..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China University of Petroleum, Beijing has sought patent for Pressure Prediction Method and Device for Fracturing Construction. This invention was developed by Hu Xiaodong, Zhou Yaqing, Zhou Fujian, Liu Junyi, Chen Chao, Deng Yutong, Xu Ke, Zhou Qianlong, Wen Jipeng and Dong Enjia.
The patent application numb..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China University of Petroleum, East China has filed a patent application for Shale Gas Well Pressure Control Production Stable Production Time Prediction Method, Device, Equipment and Medium. This invention was developed by Wang Shuyuan and Zhang Liming.
The patent application number is CN202511492176 2025102..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- PetroChina has sought patent for Temperature Field Simulation Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Sun Dong, Ma Weibo, Tao Gang, Yin Lu, Yue Xingfu and Ni Xinghua.
The patent application number is CN202511473332 20251015. The patent publication number is ..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has received PetroChina patent application for Annular Air Column Volume Optimization Method and Device for Preventing Oil and Gas Well Annulus Temperature and Pressure Effect. Lu Nu, Deng Xili, Zhu Guangya, Zhang Bo, Cao Lihu, Tong Min, Peng Hui, Bai Yajie, He Sixia..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- State Intellectual Property Office of China has released PetroChina patent application for Design Method and System of Composite Temporary Blocking Ball and Electronic Equipment. This invention was developed by Liu Shuangliang, Li Nan, Zhang Jun, Zhang Ziming, Zhang Wei, Zhu Xiaoliang, Kou Wei, Gao Xiaoting, R..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China Petroleum & Chemical and Jianghan Oilfield Branch of China Petroleum & Chemical have submitted a patent application for Drilling Benchmark Library Management Method and System Based on Big Data Analysis Technology. Lu Zhiyong, Wang Cong, Xie Mengsi, Dai Lin, Wen Dapeng and Wan Qi developed the invention...
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- Daqing Oilfield and PetroChina have sought patent for Multi-well Collaborative Productivity Prediction Method and System Based on Inter-well Mutual Interference Coupling. This invention was developed by Zhang Jinyou, Wang Xiandong, Wang Youzhi, Zeng Hongbin, Chen Xuqiang, Cheng Dean, Wang Zuoqian, He Wencan, F..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical have sought patent for Cnn-lstm-attention Hybrid Model-based Tight Gas Well Yield Prediction Method. This invention was developed by Lei Tao, Chen Kui, Ren Guanglei, Sun Huachao, Li Xiaohui and Ran Hui.
The patent appli..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical have applied Chinese patent for Method for Determining Shaft Pressure Distribution of Tight Gas Reservoir Horizontal Well. Zhang Tailai, Yang Bing, Li Guishan, Jiang Chao, Sun Huachao and Zhang Jiawei developed it.
The ..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- Daqing Oilfield and PetroChina have sought patent for Natural Fracture Time-varying Effect Simulation Method Based on Fractured Low-permeability Reservoir. This invention was developed by Wang Yingbin, Wang Qi, Lin Rushan, Li Sihan and Xu Tong.
The patent application number is CN202410989406 20240723. The p..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- Kunlun Shuzhi Tech Co Ltd and PetroChina have sought patent for Reservoir Physical Property Parameter Processing Method and Device, Storage Medium and Program Product. This invention was developed by Xiong Junjun, Li Yuemeng, Zhang Tao, Lu Wenjun, Jin Wei, Zhao Qimeng, Gu Shijia and Gong Benru.
The patent a..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- Daqing Oilfield and PetroChina have submitted a patent application for Method for Evaluating Shale Oil Dessert Influenced by Magma Hydrothermal Solution Based on Logging Curve. This invention was developed by Bai Xuefeng, He Wenyuan, Zhang Jinyou, Kang Dejiang, Zhong Jianhua, Wang Jinwei, Wu Wei and Song Yuhan..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical have sought patent for Comprehensive Evaluation Method for Coal Rock Reservoir of Deep Coal Bed Gas. This invention was developed by Liu Linsong, Zhou Yongyi and Chen Kui.
The patent application number is CN202410994053..
Oil & Gas
| Sat 23 May 2026
Beijing, May 23 -- China University of Petroleum, Beijing and Beijing Polydoctor Petroleum Tech Co Ltd have submitted a patent application for Gas Well Classification Method and Device. Tian Leng, Zhang Changsheng, Liu Tianyong, Gu Daihong, Yang Ke and Zhou Ran developed the invention.
The patent application number is CN20251..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Aramco Services Co and Saudi Arabian Oil have been granted a patent for Method to Determine Poromechanical Properties of Fluid-saturated Rock. Liu Chao and Phan Dung T developed the invention.
The patent application number is US202218065392 20221213. The patent publication number is US12631776 (B2). Inte..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has released Beijing Institute of Technology patent application for Multi-path Interference Resistant Oil and Gas Storage Tank Deformation Monitoring Method. This invention was developed by Wu Jiawei, Xie Xinyu, Xiong Xiaochen, Quan Shichen and Wang Bo.
The patent..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- Henan University has filed a patent application for Diesel Oil Mixed Fuel. This invention was developed by Zhang Shengmao, Su Haoyan, Zhang Yujuan, Zhang Chunli, Fan Shuguang, Yang Guangbin and Zhang Zhijun.
The patent application number is CN202511619578 20251106. The patent publication number is CN1213796..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Dalian Institute of Chemical Physics, Chinese Academy of Sciences patent application for Preparation Method of Liquid Fuel. Lu Fang, Ren Zhiwen and Si Xiaoqin developed the invention.
The patent application number is CN202410993878 20240723. The paten..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- Xi'an Shiyou University has sought patent for Oilfield Guanidine Gum Modification Method Capable of Tackifying and Reducing Insoluble Substances. This invention was developed by Tang Ying, Li Zhenzhen, Liu Yanhui, Li Yongfei and Chen Gang.
The patent application number is CN202511762736 20251127. The patent..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- Shaanxi Yanchang Petroleum Group has sought patent for Oilfield Fracturing Cleanup Additive and Preparation Method Thereof. This invention was developed by Guo Jintao, Wang Chengda, Fan Haokun, Gu Jinghua, Yang Hong and Yuan Meijuan.
The patent application number is CN202511634236 20251110. The patent publi..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has sought patent for Tension-bearing Type Large-angle Transmission Structure for Rodless Oil Extraction. This invention was developed by Huang Shouzhi, Jia Deli, Hao Zhongxian, Fan Bin, Qin Mengfu, Song Chong, Liu Bin and Zhang Lixin.
The patent application number is CN202410989350 20240723. The p..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- China University of Petroleum, Beijing has applied Chinese patent for Axial Large-displacement Corrugated Pipe Compensator Structure. Men Baiyong developed it.
The patent application number is CN202511943534 20251222. The patent publication number is CN121383015 (A). International Patent Classification code i..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has applied Chinese patent for Texture Structure Anti-drag Rubber Screw Pump. Hao Zhongxian, Wei Songbo, Jia Deli, Yang Qinghai, Cao Gang, Shi Bairu, Fu Tao and Song Chong developed it.
The patent application number is CN202410989351 20240723. The patent publication number is CN121382633 (A). Inter..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received China University of Petroleum, Beijing patent application for Submarine Hose Moving and Fixing Integrated Device of Arch Structure. Chen Yanfei, Xu Huiwen, Zhong Rongfeng, Tan Keyang, Liu Ruihao, Li Rui, Cai Xinyu, Jiang Ke, Lu Shuntian, Peng Jin, Zhuang..
Oil & Gas
| Fri 22 May 2026
Alexandria, May 22 -- Schlumberger Technology has been granted a patent for Machine Learning Assessment of Autonomous Drill Bit Hard Face Quality. This invention was developed by Mulchandani Kishore, Chatar Crispin and Shepherd Ronda.
The patent application number is US202319136910 20231205. The patent publication number is US1..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- Shanxi Diesel Engine Industrial has submitted a patent application for Distribution Block with High-pressure Fuel Leakage Collection Function. This invention was developed by Zhang Jin, Zhang Baorong, Yin Guohua, Ye Lan, Deng Gang and Zhong Lei.
The patent application number is CN202511740177 20251125. The ..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received Shaanxi North Dynamic patent application for Integrated Crankcase of Heavy Oil Engine. Gong Jinyuan, Li Yunbin, Ma Xiao, Wang Xiangdi, Zhang Jianguo, Tan Jiansong, Zhu Yuqi, Zhang Tiehui, Li Hua, Fan Longhuan, Huo Hufa, Wang Xiaoni, Sun Xilong, Li Xiao, ..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has received China Oilfield Services patent application for Magnetic Azimuth Angle Correction Method and Device of Measurement-while-drilling System and Computing Equipment. Qin Lu, Jiang Tianjie, Gao Minghao, Zhang Jiawei, Jian Guangxiao and Wang Jiaojiao developed ..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has sought patent for Underground Steam Injection Device and Method. This invention was developed by Pang Ming, An Jiuquan, Wei Kai, Liu Yazhou, Zhao Shujie, Liu Peiheng, Du Xiaoxue, Li Yiyuan, Wang Wei, Liu Jin, Xiang Pengxin, Liang Yaowen, Ren Guoheng, Yang Zhongde, Bu Xiangfu and Zhai Shiwei.
Th..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has submitted a patent application for Mechanical Plugging Device and Plugging Method for Well Repair of Water Injection Well. Yan Zhanhui, Zhang Xiaowen, Wang Bin, Cui Yue, Zeng Yan, Gao Xi, Niu Zhidong, Yu Ping, Xie Kaize, Dai Shuangning, Xu Shuang, Ma Xiao and Chen Yue developed the invention.
T..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- PetroChina has filed a patent application for Cable Laying Continuous Pipe Integrated Operation Device and Method for Shallow Platform Well. This invention was developed by Ming Eryang, Hao Zhongxian, Jia Deli, Han Yongheng, Yao Baochun, Sun Dakui, Du Weishan and Li Wenyang.
The patent application number is C..
Oil & Gas
| Thu 21 May 2026
Beijing, May 22 -- Zhanjiang Branch of China National Offshore Oil has applied Chinese patent for External Remote Communication Control Box of Industrial Split Air Conditioner. Zhang Yong, Weng Shuanghong, Liu Baobao, Mo Yaoxing, Zhang Peipei, Deng Xiaoning, Kong Xuekai, Fu Jianfeng, Chen Keying, Zhao Jun, Zhang Xinglong, Pan Yo..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has been awarded a patent for Automatic Model Selection Through Machine Learning. This invention was developed by Hong Xiao Bo, Sun Keli, Ito Koji and Zhong Xiaoyan.
The patent application number is US202117758812 20210122. The patent publication number is US12631784 (B2). Internati..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Halliburton Energy Services for Fracture Determination Ahead of the Tool. Wu Hsu-hsiang, Ma Jin and Fan Yi Jing developed the invention.
The patent application number is US202318397859 20231227. The patent publication number is US12631781 (B2). Inter..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Saudi Arabian Oil has been granted a patent for Laser Ignition Systems and Related Methods in Oil and Gas Applications. This invention was developed by Bin Ziad Abdullah M, Bukhari Fisal A, Althubiti Khaled M and Alshammari Fahad O.
The patent application number is US202318350548 20230711. The patent publi..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Entegris for Connection Assembly and Manifold Thereof. Suzuki Yasuji developed the invention.
The patent application number is US202318384262 20231026. The patent publication number is US12631275 (B2). International Patent Classification codes are B0..
Oil & Gas
| Fri 22 May 2026
Beijing, May 22 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Method for Preventing Excessive Pressure Drop of Epoxidation Reactor. The invention was developed by Gao Rui, Li Mujin, Shi Depan, Zhou Ziwei and C..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Producing Oil and Gas has been issued to Saudi Arabian Oil. This invention was developed by Nourdeen Hasan A, Khamees Ahmad F and Albukhari Abdulrahman.
The patent application number is US202418761438 20240702. The patent publication number is US12631106 (B2). International Patent ..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has been granted a patent for Drilling Framework. This invention was developed by Li Xin, Zhu Lei, Bi Bo, Mu Chao, Yu Tao and Sun Kewen.
The patent application number is US202318526156 20231201. The patent publication number is US12631105 (B2). International Patent Classification co..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Halliburton Energy Services has been granted a patent for Hydraulic Fracturing with Modulating Injection Flow Rate. This invention was developed by Lucas Bruce Carl, Hunter Timothy Holiman, Weightman Glenn Howard and Vallejo Gordon Carlos Alfredo.
The patent application number is US202418962875 20241127. T..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has received a patent for Degradable Fibers for Water Savings in Hydraulic Fracturing. This invention was developed by Glaznev Ivan Sergeevich, Khan Abdul Muqtadir, Khetib Tayeb and Khelkhal Hadjer.
The patent application number is US202418933831 20241031. The patent publication num..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Halliburton Energy Services has received a patent for Downhole Pump Fluid Throttling Device. This invention was developed by Brown Donn Jason, Sheth Ketankumar Kantilal and Zheng Dezhi.
The patent application number is US202217970904 20221021. The patent publication number is US12631097 (B2). International..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Baker Hughes Energy Technology has received a patent for Subsea Pumping and Booster System. This invention was developed by De Almeida Rômulo M, Cardoso Leonardo, Lemos Daniel Gruenbaum, Pacheco Leonardo and Povea Marcio.
The patent application number is US202217692590 20220311. The patent publication num..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Methods to Dynamically Control Fluid Flow in a Multi-well System, Methods to Dynamically Provide Real-time Status of Fluid Flow in a Multi-well System, and Multi-well Fluid Flow Control Systems has been issued to Halliburton Energy Services. This invention was developed by Allen Cli..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Halliburton Energy Services for Method of Generating Energy from Sequestered Supercritical Carbon Dioxide. Mcchesney Ryan W and Greci Stephen Michael developed the invention.
The patent application number is US202318523462 20231129. The patent public..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Halliburton Energy Services has obtained a patent for resettable configurable intercept sub surface control valve. This invention was developed by King Douglas.
The patent application number is US202318298656 20230411. The patent publication number is US12631089 (B2). International Patent Classification co..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- U.S. Patent and Trademark Office has awarded a patent to Halliburton Energy Services for Fast-acting Swellable Downhole Seal. Greci Stephen Michael, Fripp Michael Linley and Least Brandon T developed the invention.
The patent application number is US202519229631 20250605. The patent publication number is U..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has secured a patent on High Expansion Aggregate Seal. Fry Oliver, Kivko Ilja, Brown Alexander Rainy, Mcgowan Robin Jonathan, Brown Gareth Edward George and Trushin Alexander developed the invention.
The patent application number is US202519214075 20250521. The patent publication nu..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Halliburton Energy Services has secured a patent on Downhole Seals Having Temperature Resistance. Bhudolia Somen Kumar, Thatathil Sandeep, Fripp Michael Linley and Singh Arpana developed the invention.
The patent application number is US202318227494 20230728. The patent publication number is US12631079 (B2..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Weatherford Technology has received a patent for Deployment of Umbilical with Tubular String. This invention was developed by Gastardelli Bruno, Ferrarini Jr Leonidas and Spinelli Matheus.
The patent application number is US202018253106 20201216. The patent publication number is US12631074 (B2). Internatio..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has been granted a patent for Alignment System and Methodology Utilizing Rotating Control Device. This invention was developed by Halmari Jaakko Jalmari.
The patent application number is US202418428247 20240131. The patent publication number is US12631073 (B2). International Patent ..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- United States Patent for Permanently Installed In-well Dry Mate Connectors with Shape Memory Alloy Technology has been issued to Schlumberger Technology. This invention was developed by Garcia Jean-luc, Dufour Yann and Wattelle Steve.
The patent application number is US202418761047 20240701. The patent pub..
Oil & Gas
| Thu 21 May 2026
Alexandria, May 22 -- Schlumberger Technology has received a patent for XRF and Calcimetry Evaluation of Multiphase Oilfield Fluids. This invention was developed by Karoum Reda, Venugopal Sangeeth and Abad Carlos.
The patent application number is US202418825023 20240905. The patent publication number is US12631579 (B2). Inter..
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