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Oil & Gas
| Thu 19 Mar 2026
Geneva, March 19 -- Mitsubishi Gas Chemical Company has submitted a patent application for Carbon Dioxide Absorbent, Method for Carbon Dioxide Recovery, and Device for Carbon Dioxide Separation and Recovery. This invention was developed by Kawashima Yuki and Kouno Kazuki.
The patent application number is WO2025JP24881 2025071..
Oil & Gas
| Thu 19 Mar 2026
Geneva, March 19 -- Taiyo Nippon Sanso has sought patent for Nitrogen Production Method and Nitrogen Production Device. This invention was developed by Tachibana Hiroshi.
The patent application number is WO2025JP30356 20250828. The patent publication number is WO2026053849 (A1). International Patent Classification code is F25..
Oil & Gas
| Wed 18 Mar 2026
Geneva, March 19 -- World Intellectual Property Organization has received Siemens Energy Global patent application for Gas Diffusion Layer for an Electrolytic Cell and Method for Producing a Gas Diffusion Layer. Anschütz Lucas, Kink Julian, Rogler Mirjam, Spies Alexander, Kiesslich Simon and Plobner Roland developed the inventi..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- China National Heavy Machinery Research Institute has filed a patent application for RH Vacuum Tank Baking Carbon Dioxide Trapping System. This invention was developed by Jiao Zhiyuan, Zhao Teng, Li Xinqiang, Zhang Bo, Zhao Fenghui, Li Weifeng and Yang Zhenghua.
The patent application number is CN20251138..
Oil & Gas
| Wed 18 Mar 2026
Geneva, March 19 -- World Intellectual Property Organization has received Sig Combibloc Suzhou Co Ltd and SIG Services patent application for Filling Machine for Reducing the Proportion of Oxygen in a Package and Method for Reducing the Proportion of Oxygen in a Package. Barej Martin, Langen Christopher Thiemo, Alicke Marlena, H..
Oil & Gas
| Wed 18 Mar 2026
Geneva, March 19 -- World Intellectual Property Organization has published China Nat Petroleum Corporation and Bgp Inc China Nat Petroleum Corporation patent application for Drilling Scheme Selection Method and Apparatus Based on Three-dimensional Seismic Data. The invention was developed by Li Min, Wu Furong, Yang Xiao, Zang Di..
Oil & Gas
| Thu 19 Mar 2026
Geneva, March 19 -- World Intellectual Property Organization has released Mitsubishi Heavy Ind Ltd and Mitsubishi Power patent application for Carbon Dioxide Recovery System and Method for Operating Same. This invention was developed by Taketomo Takahiro and Kajikawa Kazuhiko.
The patent application number is WO2025JP26766 20..
Oil & Gas
| Thu 19 Mar 2026
Geneva, March 19 -- World Intellectual Property Organization has received Air Water Mechatronics Inc and Ball Wave Inc patent application for Hydrogen Gas Production Device and Hydrogen Gas Production Method. Mizuno Kenta, Yada Koichi, Akao Shingo, Okano Tatsuhiro and Iwaya Takamitsu developed the invention.
The patent applic..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Electric Logging Data Normalization Processing Method and Equipment Based on XRD Mineral Constraint. Bai Bin, Wang Lan, Zhou Haiyan, Liu Chang and Liu Yuxi developed the invention.
The patent application number is CN202410498878 20240424. The patent public..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Seismic Data Denoising Method Based on Fuzzy Rule and Mutual Information Space-frequency Domain Decoupling. Wang Jun, Xu Haoran and Liu Baodi developed the invention.
The patent applicat..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has published PetroChina patent application for Phase Control Constraint Correction Method for Two-dimensional Region Hydrocarbon Source Rock Prediction. The invention was developed by Wang Hongxing, Sun Jishuang, Miao Meng, Sui Guohui, Wu Lin and Zhang Ting.
The ..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received PetroChina patent application for Ancient Landform Recovery Method and System Based on Balanced Profile Structure Recovery. Yang Xianzhang, Cai Zhenzhong, Xu Zhenping, Zhang Liang, Zhou Lu, Mo Tao, Li Ling, Jiang Jun, Xie Yani, Deng Xiaorui, Shen Lin, ..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has filed a patent application for Matrix-crack-fault Multi-medium Characterization Method and Device. This invention was developed by Wang Ping, Huang Wensong, Hui Gang, Ding Wei, Kong Xiangwen, Jia Yuepeng, Zhao Zibin, Liu Li, Zhang Xiaoling, Cheng Ziyun, Li Chunlei, Zhang Wenqi, Dai Fangwen and..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has applied Chinese patent for Evaluation Method for Fracturing Crack Control Transformation Volume. Xu Jianguo, Duan Yongwei, Xuan Gaoliang, Shao Guangchao, Yu Xuemeng, Liu Guangyu, Li Huaiyuan, Hao Chuncheng, Wang Yanling and Leng Jing developed it.
The patent application number is CN2024105062..
Oil & Gas
| Thu 19 Mar 2026
Geneva, March 19 -- Halliburton Energy Services has submitted a patent application for Treatment Fluid Selection. Karale Chaitanya Mallikarajun and Shetty Dinesh Ananda developed the invention.
The patent application number is WO2024US47220 20240918. The patent publication number is WO2026054784 (A1). International Patent Class..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- China University of Petroleum, East China has submitted a patent application for Method for Synchronously and Independently Regulating and Controlling Axial Strength and Track of Stokes Vector Skyrmion. This invention was developed by Han Guoxia, Tian Yihan, Wang Guangyi, Zhao Qihui, Jing Maoda and Zhang Fei..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for High-temperature and High-pressure Testing Device and Testing Method for Packer. This invention was developed by Guo Yuqiang, Shi Yu, Wang Hong, He Chuanxing, Wang Lei, Jian Shuxu, Yang Xin, Yang Shuying, He Nijuan, Zhang Fengbo, Su Jingxin, Gao Shaosi, Zhang..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have applied Chinese patent for Diesel Engine Lubricating Oil Composition and Preparation Method Thereof. Xie Xin, Lou Yue, Liang Yuxiang and Sun Wenbin developed it.
The patent application number is CN202410521448 20240428. The ..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have applied Chinese patent for Lubricating Oil Base Oil as Well as Preparation Method and Application Thereof. Yang Xiuzheng, Xia Xin, Lin Jianmin, Zhao Jie, Li Yan and Zhu Zhongpeng developed it.
The patent application number i..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- Sinopec Engineering and SINOPEC Engineering (Group) have applied Chinese patent for Furnace Tube Online Decoking System and Method of Heating Furnace. Zhang Jinzhao, Li Zhuo, Li Chuhe and Zhang Yinrong developed it.
The patent application number is CN202410515085 20240426. The patent publication number is..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have applied Chinese patent for Method for Producing Needle Coke from Catalytic Slurry Oil and Needle Coke Prepared by Method. Yin Dongdong, Ge Hailong, Zhang Xi, Meng Zhaohui and Yang Tao developed it.
The paten..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have applied Chinese patent for Divalent Platinum Complex Red Phosphorescent Material as Well as Preparation Method and Application Thereof. Liu Chongxian, Liang Aimin, Xia Qinghua, Li Hongpo, Sun Wei, Shen Cuiping and Lu Song ..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have sought patent for Compound with Emulsifying Function, Emulsifier for Oil-in-water Drilling Fluid and Application of Emulsifier. This invention was developed by Chu Qi.
The patent application number is CN202410..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have applied Chinese patent for Method and System for Calculating Turbulent Flow Drag Reduction of Viscoelastic Fracturing Fluid. Zeng Hao, Zhang Yi, Wang Haibo, Ke Wenqi, Cen Xueqi and Huang Wei developed it.
The patent app..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have sought patent for Rock Residual Gas Measuring Method, Gas Taking Method and Experimental Device. This invention was developed by Li Luyun, Li Guangyou, Yang Huamin, Ma Yuanyuan and Ma Zhongliang.
The patent application ..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- Sinopec Engineering and SINOPEC Engineering (Group) have sought patent for Combined Heat Exchanger System and Heat Exchange Method for Waste Heat Recovery of Styrene Device. This invention was developed by Yang Liangjin, Yang Xiaonan, Yu Songyuan, Yin Qingfeng, Xie Zhigang and Xu Wei.
The patent applicati..
Oil & Gas
| Tue 17 Mar 2026
Beijing, March 18 -- Daqing Oilfield and PetroChina have applied Chinese patent for Combination Tool for Maintaining Pumping Unit Wellhead Packing Box. Zhu Guanghai, Jiang Xiaodong, Ma Jingxuan, Jiang Junyu, Wang Huizhe, Zhang Heng, Cao Tengfei, Dong Jian, Liu Hui, Lou Yingbo, Wang Jian, Xin Longhai, Sun Mengyang and Liu Yu deve..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- China University of Petroleum, East China has submitted a patent application for Electromagnetic Regulation and Control Detection Method and Detection System for Structural Defects of Offshore Oil Well Control Equipment. This invention was developed by Li Wei, Cai Baoping, Liu Yonghong, Yuan Xinan, Zhang Zhi..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- Northeast Petroleum University has submitted a patent application for Middle-phase Microemulsion Emulsification Effect Determination Method, System and Equipment Based on Nuclear Magnetic Resonance, Medium and Product. This invention was developed by He Tairan, Zhou Yazhou, Yin Shize, Wang Dongqi, Cheng Siqi..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- China University of Petroleum, Beijing has applied Chinese patent for Rock Friction Coefficient Measuring Device and Method. Lian Wei, Yin Aobo, Li Jun and Yang Hongwei developed it.
The patent application number is CN202510898185 20250630. The patent publication number is CN120846967 (A). International Pat..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China University of Petroleum, East China and Yantai University have sought patent for Passive Swing Arc Electric Arc Double-wire Additive Manufacturing Particle Reinforced Coating System. This invention was developed by Zhang Maoyuan, Liu Yonghong, Su Zhenye, Chen Yibao, Li Longfei, Lu Haoxiang, Ma Chi and ..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have sought patent for Organic Guanidine Compound, Preparation Method Thereof, Bactericide Containing Organic Guanidine Compound, Slime Dispersing Agent Containing Organic Guanidine Compound, Circulating Water Treatment Agent Contai..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- SINOPEC Engineering and SINOPEC Engineering (Group) have sought patent for Intermediate Medium Type LNG Gasification System and Method. This invention was developed by Yang Xiaonan, Li Lisong, Li Zhen, Xie Zhigang, Xu Wei and Yin Qingfeng.
The patent application number is CN202410477763 20240419. The pate..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- Linde China Forklift Truck has filed a patent application for Amr Anti-theft Method and System. This invention was developed by Qiu Zibin, Lin Qi and Li Yingxin.
The patent application number is CN202410509586 20240426. The patent publication number is CN120853310 (A). International Patent Classification co..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- Northeast Petroleum University has submitted a patent application for Blanking Type Three-dimensional Calibration Box and Method for Calibrating Camera Based on Imported Fire Ant Algorithm Ocam. Huo Fengcai, Mao Guangdong, Dong Hongli, Ren Weijian, Liu Chao, Zhang Huizhen, Wang Chuang and Kang Chaohai develo..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has released Xi'an Shanchuan Petroleum Technology patent application for Intelligent Monitoring Method for Sleeve Gas Recovery. This invention was developed by Yang Wei, Wang Kai, Tang Xiaoyan, Su Botao, Ren Wei and Yang Liu.
The patent application number is CN2..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Method for Quantitatively Characterizing Oil-containing Pores of Rock by Utilizing Photoelectric Joint Technology. This invention was developed by Yu Zhichao, Yu Cong, Huang Xiu, Liao Fengrong and Guan Modi.
The patent application number is CN202410523425 20..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has released PetroChina patent application for Shale Porosity Quantitative Characterization Method, System, Medium, Equipment and Terminal. This invention was developed by Cho Sung-hyun, Yang Xuefeng, Li Bo, Liu Yong, Liu Shaojun and Zhang Chenglin.
The patent app..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Device and Method for Testing Press-in Hardness of Rock in Ultra-deep High-temperature and High-pressure Environment. Wang Zizhen, Zhang Wensheng, Li Luopeng, Zang Yanbin, Cao Jifei, Liu ..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received Northeast Petroleum University patent application for True Triaxial Fracturing Device Capable of Automatically Adjusting Angle of Pressurizing Plate. Liu Yapeng, Li Wei, Xie Xiaorui, Wang Junjie, Fan Cheng, Zhao Huan and He Tiansu developed the inventi..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Oil Pipe Screw Thread Leakage Test Device. This invention was developed by Cao Jian, Pu Baoyue, Wang Yuanfang, An Jiuquan, Zhao Feng, Wang Shu, Wang Hao, Chen Ping, Liu Ziming, Tong Deshui, Leng Bing, Jiang Feng, Zhang Teng, Qu Yuchen and Wang Gang.
The pate..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Online Water Content Analysis Device and Method for High-temperature Output Liquid. This invention was developed by Zhu Feng, Yu Miao, Zeng Zhiqiang, Kamulov Alexei Kunjiang, Rouzi Yu Saiyin, Zhen Jian, Xie Yangbo, He Qiang, Yang Shubo, Wang Zhongkai, Gao Jun..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical, Sinopec Ningbo New Materials Res Institute Co Ltd and Sinopec Zhenhai Refining & Chemical Company have sought patent for Insulating Material and Application Thereof. This invention was developed by Pan Yankai, Pan Peng, Liu Chuanchuan, Fang Zhongyang, Tong Yutao and Yang Yuanyuan...
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and SINOPEC Engineering (Group) have sought patent for Impregnation Asphalt for Graphite Electrode and Preparation Method of Impregnation Asphalt. This invention was developed by Lei Jie, Li Kang, Xing Yicheng, Wang Taoxiang, Li Zhi and Han Haibo.
The patent application number i..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- Sinopec Nanjing Engineering & Construction and Nanjing Gongda Environment Tech Co Ltd have applied Chinese patent for Multi-stage Treatment Process for Salt-containing Wastewater in Petrochemical Industry. Zhang Yanguang, Chen Jing, Shi Yong, Lu Tianyu, Liu Yakai, Lu Xi, Zhong Zhichun and Liu Xuan developed ..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have sought patent for Process Method for Treating Wastewater Generated in Process of Preparing Epoxy Chloropropane by Direct Oxidation Method. This invention was developed by Ma Hexu, Zhou Tong, Cheng Xiaodong, Che..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Northeast Oil And Gas Company have sought patent for Sand Body Distribution Prediction Method and Device, Storage Medium and Processor. This invention was developed by Cao Lei, Li Zhongbo, Feng Xiaohui, Fan Xuepei, Chen Guangyu and Wu Fubao.
The patent application nu..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have sought patent for Method and System for Seismic Data Volume Processing for Fracture Feature Enhancement. This invention was developed by Gu Weixin, Liu Qun, Chen Junan, Zhang Qing, Zhang Rong and Li Hongyan.
The patent application number is C..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical, Sinopec Zhongyuan Oilfield Company, Sinopec Zhongyuan Oilfield Puguang Branch and Sinopec Dazhou Natural Gas Purification Co Ltd have applied Chinese patent for Reservoir Identification Method. Jin Da, Wan Tao, Du Haokun, Chen Jian, Li Na and Jiang Yongbo developed it.
The pate..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have applied Chinese patent for Finite Difference Contrast Source Inversion Method and Device Based on Hyper-memory Mixed Conjugate Gradient Method, Electronic Equipment and Medium. Wang Doudou, Gao Houqiang, Zou Shaofeng and Yang Liying..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have applied Chinese patent for Design Method and Device of Irregular Ground Microseism Observation System for Deep Reservoir, Electronic Equipment and Medium. Wang Yu, Zhou Deshan, Li Zizheng, He Yuehong, Zheng Ming and Zhu Tong develop..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have applied Chinese patent for Electrocatalytic Composite Electrode and Preparation Method and Application Thereof. Yu Yeong Chool, Lyu Shuaishuai, Wen Fuli, Wang Shuqing, Zhang Rongjun and Li Hongwei developed it.
The patent ap..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Carbonate Rock Fracture-cavity Filling Degree Calculation Method Based on Electric Imaging Image. Li Zhongcheng, Han Haotian, Sun Guoxiang, Bai Yuling, Tian Yanling, Zhou Qi, Wang Jiaxing, Liu Xiaohong, Niu Dongliang and Chen Changjun developed the invention...
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- China University of Petroleum, East China has sought patent for Method for Reconstructing Bedding Structure Rock Finite Element Model Based on Rock Core Digital Image. This invention was developed by Wang Zizhen, Zhang Wensheng, Li Luopeng, Xue Qilong, Liu Xiaoao, Wang Feifei, Zhou Weidong, Cao Jifei, Zhang ..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- China University of Petroleum, Beijing has filed a patent application for Spare Part Optimization Method, Device and Equipment for Key Parts of Centrifugal Compressor and Medium. This invention was developed by Su Huai, Guo Weize, Wang Xiao, Yang Xin, Peng Shiliang and Ma Jie.
The patent application number ..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- China University of Petroleum, Beijing has filed a patent application for Transient Flow Decoupling Calculation Method and Device Suitable for Global Conservation of Multi-medium Pipe Network Transportation, Medium and Equipment. This invention was developed by Wang Wei and Li Dong.
The patent application n..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received PetroChina patent application for Heat Exchange Tube Flaw Detection Device. Yan Jing, Zheng He, Liu Qicong, Fan Rui, Ni Wei and Gu Tan developed the invention.
The patent application number is CN202410519343 20240428. The patent publication number is ..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has applied Chinese patent for Prediction Method and System for Gas Injection Pressure of Newly Developed Oil Field. Guo Jia, Guo Fajun, Wang Xiuwei, Wang Hongmei, Lee Gil-yeop, Han Yuyang, Huang Wei and Shan Xiaokun developed it.
The patent application number is CN202410504502 20240425. The pate..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received PetroChina patent application for Oil Pumping Unit Balance Degree Diagnosis Method Based on Electrical Parameters. Teng Qigang, Ma Weiru, Xiong Liwei, Yu Xiaolin and Zhang Wenran developed the invention.
The patent application number is CN202410520910..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Method for Determining Optimal Adjustment Stroke Frequency of Well with Insufficient Liquid Supply. This invention was developed by Jiang Yong, Qu Jinming, Huang Rong, Han Xiaodong, Zhao Xinyi, Wang Tieqiang, Shi Xinghao, Fu Lei, Yu Qiuliang, Ji Cheng and Guo..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has published PetroChina patent application for Evaluation Method and Equipment for Shale In-situ Conversion Recoverable Oil and Gas Resource Quantity and Favorable Area. The invention was developed by Hou Lianhua, Zhao Zhongying, Luo Xia, Mi Jingkui, Pang Zhenglia..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Device System and Method for Measuring Minimum Miscible Pressure of Oil Gas Through Interface Disappearance Method. Chen Tiange, Yu Hongwei, Gao Ming, Chen Xinliang, Li Zheng, Zhou Tiyao, Yang Yongzhi, Lv Wenfeng, Gao Jian, Zhou Yi, Gao Yuan, Sun Yingying, Yi..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Rotary Steering Drilling Trajectory Prediction Method Based on Deep Learning and Knowledge Distillation. Liao Hualin, Wu Tianyu, Shi Yucai, Shi Fang and Chen Jingkai developed the inventi..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Freely-combined Multifunctional Well Sealing Device. This invention was developed by Wang Bo, Chen Yongfeng, Wang Han, Li Zhaoyu, Liu Gongda, Zhang Lei, Zhai Yulong, Sun Peng, Meng Sen and Li Zhonghua.
The patent application number is CN202410512275 20240426..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Electric Control Water Injection Tubular Column Device and Control Method. This invention was developed by Yue Yongjun, Tian Xin, Zhang Xueqin, Zhao Xu, Xu Qingzhu, Bi Wenwen, Wang Ninghui, Xing Limei, Qi Ying'an, Du Jian, Zhou Guang'an, Ma Deyu, Peng Zhihui,..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- Zhanjiang Branch of China National Offshore Oil has sought patent for Metal Support Expansion Rubber Sheet Assembly for Open Hole Well Section. This invention was developed by Zhang Wandong, Wang Wei, Jian Cheng, Su Jianbo, Liu Hexing, Yu Yi, Guo Hao, Ma Lei, Qin Tianjun, Jiang Quanmin, Chen Li, Liang Peizhi..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received Northeast Petroleum University patent application for Recyclable Fracturing Fluid Injection Packing Device. Liu Yapeng, Li Wei, Wang Junjie, Xie Xiaorui, Fan Cheng, Zhao Huan and He Tiansu developed the invention.
The patent application number is CN20..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has sought patent for Oil Measuring Joint Conversion Device for Eccentric Wellhead. This invention was developed by Mi Lihe, Zhou Zhenyong, Xu Xuhua, Li Lei, Cheng Peng, Ji Yuanqiang, Zhang Baiyan, Yang Fan, He Zhigang, Wu Chunhua, Gao Yawei, Mao Ran and Mi Jingyao.
The patent application number ..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- PetroChina has submitted a patent application for Multidirectional Wellhead Oil Pipe Pushing and Collecting Device. Yang Zhentao, Li Zhe, Hao Guozhi, Liu Zhihu, Wu Zongwu, Zhu Guanghui, Chen Hui, Wang Tiefeng, Liu Yanfeng, Zeng Tao, Kuang Kai and Sun Lianhui developed the invention.
The patent application n..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina have sought patent for Ti/irtaox (at) R Catalyst as Well as Preparation Method and Application Thereof. This invention was developed by Tang Yunlei, Wang Yingying, Wang Jianqiang, Ouyang Denghao, Lin Bing, Wen Xin and Zhang Hailong.
The patent a..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have applied Chinese patent for Cement Paste System and Application Thereof in Oil and Gas Well Cementation. Wang Xiaojing, Xu Dawei, Wei Haoguang, Sang Laiyu and Liu Haoya developed it.
The patent application numb..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- SINOPEC Engineering and SINOPEC Engineering (Group) have applied Chinese patent for Energy-saving Acidic Water Stripping System and Method. Zhang Jinzhao, Huang Shaomin, Zhang Yinrong and Li Chuhe developed it.
The patent application number is CN202410515083 20240426. The patent publication number is CN12..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina have sought patent for Liquid Compressed Carbon Dioxide Energy Storage System and Method. This invention was developed by Zhang Xiaohai, Chu Pan, Meng Zishuo, Cho Ho-ram and Si Qianxin.
The patent application number is CN202511318355 20250916. T..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have sought patent for Pressure Measuring Structure for Multilayer Physical Simulation Experiment, Manufacturing Method and Pressure Measuring Method. This invention was developed by Tang Yongqiang, Zhang Jie, Pan Weiyi, Cui Ma..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have sought patent for Water Injection Oil Displacement Method and System. This invention was developed by Zhang Heng, Wang Haibo, Huang Zhiwen, Ke Wenqi, Cen Xueqi and Liu Huayong.
The patent application number is CN2024104..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Downhole Operation Co Sinopec Shengli Petroleum Engineering have sought patent for Setting Releasing Device. This invention was developed by Chen Xingquan, Zhou Xiangjun, Li Jingyuan, Huang Jiansheng, Sun Yiran and Wu Yanhua.
The patent a..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have sought patent for Sphingomonas Paucimobilis Gn3 and Application Thereof. This invention was developed by Liu Tao, Yue Shenghui, Song Yongting, Li Caifeng, Duan Chuanhui, Hu Chunyu, Sun Gangzheng, Hu Jing and Xiang Yiwei.
The patent application n..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- Sinopec Engineering and SINOPEC Engineering (Group) have applied Chinese patent for Pretreatment Purification Method and System for Light Hydrocarbon Recovery. Dong Jihong, Li Zhuo, Jian Jianghai, Zhang Cheng, Li Xinchen and Li Chuhe developed it.
The patent application number is CN202410470489 20240418. ..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have applied Chinese patent for Fly Ash Synergistic Gel for Plugging Medium-low Permeability Fractured Reservoir and Preparation Method Thereof. Zhang Xing, Wu Hao, Tang Peizhong, Xu Xiaoping, Zhang An, Li Xiao, Ma Kunyu, Shan Jingling and Zhu Yanting d..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Research Institute Safety Engineering Co Ltd have sought patent for Hydrogen-sensitive Color-changing Coating as Well as Preparation Method and Application Method Thereof. This invention was developed by Yang Ke, Yu Ping, Wang Lin, Liu Huan and Cheng Qingli.
The pate..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Wave-absorbing and Heat-guiding Integrated Material with Ultrathin Carbon Layer Coating Structure, Preparation Method Thereof and Wave-absorbing and Heat-guiding Sheet. This invention was de..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and SINOPEC Engineering (Group) have applied Chinese patent for Catalyst for Removing Nitrogen Oxide in Circulating Fluidized Bed Boiler and Preparation Method of Catalyst. Huang Yanzhao, Qi Wenyi, Li Xiaomiao, Chen Qianhui, Deng Xiangjun and Meng Xuefeng developed it.
The paten..
Oil & Gas
| Wed 18 Mar 2026
Geneva, March 19 -- Welltec has applied WIPO patent for Downhole Tool for Cleaning and Collecting Particles in a Well. Johannessen Bjørn André developed it.
The patent application number is WO2025EP75347 20250905. The patent publication number is WO2026052793 (A1). International Patent Classification codes are E21B37/00 and E..
Oil & Gas
| Wed 18 Mar 2026
Geneva, March 19 -- Welltec has filed a patent application for a Downhole Packer Assembly. This invention was developed by Andersen Tomas Sune.
The patent application number is WO2025EP75294 20250905. The patent publication number is WO2026052762 (A1). International Patent Classification codes are E21B17/07, E21B29/10 and E21..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- China University of Petroleum, Beijing has submitted a patent application for Accident Analysis Method, System and Equipment Based on Large Model Knowledge Enhancement and Medium. This invention was developed by Cao Qianwen, Ning Junxiong and Zhang Laibin.
The patent application number is CN202510949641 202..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and SINOPEC Engineering (Group) have sought patent for Liquid Distributor Suitable for Falling Film Evaporation Device. This invention was developed by Sheng Weiwu, Li Xiaoting, Chen Xianfeng, Wei Jia, Chen Qiang and Cheng Yongpan.
The patent application number is CN202410520573..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have applied Chinese patent for Method for Co-producing Phenolic Compounds and Ketone Compounds. Zhang Li, Li Bowei, Cui Yiming, Tan Yongsheng and Pan Xinmin developed it.
The patent application number is CN202410491559 202..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have sought patent for SCM-54 Molecular Sieve and Preparation Method Thereof. This invention was developed by Liu Chuang, Wang Zhendong, Li Xiangcheng, Ma Duozheng and Gong Yudan.
The patent application number is CN20241048..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have applied Chinese patent for Hydrogen Storage Alloy Composite Material and Preparation and Application Thereof. Xu Rui, Rong Junfeng, Cheng Tao, Yang Xue and Li Chaoyu developed it.
The patent application number is CN202410455..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 18 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have applied Chinese patent for Method and Equipment for Predicting Product Yield of Slurry Bed Residual Oil Hydrogenation Process. Liu Xiaoyu, Wang Xinlei, Yuan Haiou, Jiao Guofeng and Sun Ruolin developed it.
The patent applica..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method and System for Determining Molar Percentage of Gas-containing Crude Oil Component and Storage Medium. The invention was developed by Wang Peng, ..
Oil & Gas
| Wed 18 Mar 2026
Geneva, March 19 -- World Intellectual Property Organization has received China Nat Petroleum Corporation and CNPC Chuanqing Drilling Engineering patent application for System and Method for Determining Multi-stage Multi-cluster Opening Rate of Fractured Well on Basis of Hydraulic Signal. He Le, Guan Bin, Wang Subing, Qu Jianfen..
Oil & Gas
| Wed 18 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has released Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Sinopec Shengli Petroleum Engineering Co Ltd Pipe Tech Service Center patent application for RFID Chip Packaging Structure and Drilling Tool. This invention was developed by Ma Guolian..
Oil & Gas
| Wed 18 Mar 2026
Geneva, March 19 -- World Intellectual Property Organization has published China Nat Petroleum Corporation and CNPC Xibu Drilling Engineering Company Ltd patent application for Anti-inclination Apparatus, Anti-inclination Apparatus Control Method, Electronic Device, and Readable Storage Medium. The invention was developed by Zha..
Oil & Gas
| Wed 18 Mar 2026
Geneva, March 19 -- World Intellectual Property Organization has received China Nat Petroleum Corporation and CNPC Xibu Drilling Engineering Company Ltd patent application for Downhole Signal Transmission Device, and Downhole Ranging System and Method. Zhang Dong, Yi Ming, Li Fuqiang, Xie Tianya, Gu Hao, Xu Shaojun and Li Zhenba..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Shanghai Ocean Oil & Gas Branch China Petroleum & Chemical Corp patent application for Determination Method for Development Balance of Water-driven Gas Reservoir, Control Device and Storage Medium. The invention was deve..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Shengli Oilfield patent application for Method for Identifying Particle Migration Area of Silty Sandstone Reservoir. Zhu Baohua, Liu Shuangxi, Tang Jun, Jia Peifeng, Zou Yuanbei, Ding Haitao, Zhu Jun and Li Yabing..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst patent application for Method and Device for Evaluating High Crossing Layer of Lamination Crack of Stratified Reservoir. This invention was developed by Wang Haibo, Li Fengxia..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has received Shenzhen Branch China National Offshore Oil and CNOOC Deepwater Dev Ltd patent application for Velocity Field Modeling and Structure Prediction Method and System Based on Crustal Stress Numerical Simulation, Oil-gas Exploration Method, Medium and Equip..
Oil & Gas
| Thu 19 Mar 2026
Beijing, March 19 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Northwest Oil Field patent application for Method for Establishing Porosity Model of Karst Fracture-vuggy Carbonate Reservoir. This invention was developed by Zhang Juan, Liu Jie, Wang Yan, Jiang Yingbing, Liu Yao..
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