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Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has released China National Petroleum and CNPC Chuanqing Drilling Engineering patent application for High-temperature-resistant Completion Fluid Viscosity-shear Improving Agent Based on Covalent Bond-secondary Bond Double Bond Cooperation and Preparation Method of ..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has released Shandong Deshunyuan Petroleum Sci and Tech Co Ltd patent application for Polyacrylamide-containing Oil Displacement Agent and Preparation Method Thereof. This invention was developed by Wang Shuyong, Sun Mingzi, Zang Yungang and Kang Naijing.
The pa..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has released Tongyi Petroleum Chemical Co Ltd patent application for Natural Gas Engine Oil and Preparation Method Thereof. This invention was developed by Liu Zhongqiang, Song Entao and Sun Huanhuan.
The patent application number is CN202511322499 20250916. The..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Langfang Chenyu Gas Co Ltd has submitted a patent application for Biogas Blending Control Method and System. This invention was developed by Zheng Wen, Chen Feng and Jia Zhijie.
The patent application number is CN202511317484 20250916. The patent publication number is CN121111499 (A). International Patent..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Drums Of Daqing Petroleum Tech Co Ltd has submitted a patent application for Digital Skid-mounted Pressurizing Injection Device. Li Jinbao, Liu Qingshan, Cui Guochao, Hui Binbin, Liu Zilong and Jiang Bin developed the invention.
The patent application number is CN202511594254 20251103. The patent publicat..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Zhongke Fuhai Tech Co Ltd and Xi'an Jiaotong University have submitted a patent application for Sealing Structure Suitable for Low-temperature Liquid Hydrogen Pump and Low-temperature Liquid Hydrogen Pump. Xu Peng, Zhao Baohan, Ren Xingdong, Zhang Chunxia, Wang Qingqing and Lin Qiang developed the invention...
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Harbin Bearing Mfg Co Ltd has submitted a patent application for Rotational Flow Oil-gas Lubrication Bearing. This invention was developed by Liu Jinyu, Li Manchang, Wang Xin, Li Yan, Gou Huili and Li Xingyu.
The patent application number is CN202511485759 20251017. The patent publication number is CN1211..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Yantai Digital City Man Service Center Yantai City Public Utilities Service Center has submitted a patent application for Pipeline Positioning Device for Gas Engineering. This invention was developed by Ju Xiufeng.
The patent application number is CN202511590862 20251103. The patent publication number is ..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- CNOOC Energy Tech & Services Oil Production Services Co and CNOOC Energy Technology & Services have filed a patent application for Fpso Slip Ring Multifunctional Test Bench. This invention was developed by Li Mu, Qi Xiaoliang, Zhang Baolei, Zhang Lin, Jin Conglin, Liu Xuetao, Wei Xiaoqiang, Wang Kun, Liu Jia..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Jiangsu Hengxie Machinery Co Ltd has applied Chinese patent for Oil-water-gas Separation Device in Oil Exploitation. Tang Xingxing developed it.
The patent application number is CN202511645937 20251111. The patent publication number is CN121109026 (A). International Patent Classification codes are B01D29/..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Fuxin Zhongqing Innovation Tech Co Ltd has filed a patent application for Condensate Water Recovery Process of Water Electrolysis Hydrogen Production System. This invention was developed by Li Shihong.
The patent application number is CN202410671139 20240603. The patent publication number is CN121110108 (..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received China University of Petroleum, Beijing patent application for Variable Damping Bag Type Buffer Tank for Pipeline Pulsation Suppression. Chen Yanfei, Zhuang Yixuan, Xu Pengfei, Li Yisen, Yao Jinqiang, Zhong Rongfeng, Liu Yu, Liu Ruihao, Zhang Weidong, T..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received PetroChina patent application for Pipeline Connecting Structure, Pipeline Assembly and Preparation Method of Pipeline Assembly. Mao Xueqiang, Tan Chuanjiang, Chang Zeliang, Eom Dong In, Chen Shaoyun, Lou Erbiao, Chen Qingguo, Zhang Li, Shao Xiaodong an..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Sinoma Beijing Geothermal Energy Tech Ltd has filed a patent application for Well Drill. This invention was developed by Meng Zhaoqian, Zhang He and Liu Wenting.
The patent application number is CN202511475207 20251015. The patent publication number is CN121111113 (A). International Patent Classification ..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Xinjiang Petroleum Administration Bureau Co Ltd and China National Petroleum have applied Chinese patent for Coiled Tubing Drilling Centralizing Device and Method. Sun Changyou, Zhao Zewang, Abulimiti Abib, Gu Shichao, Zhang Jingfeng, Wang Haixu and Zhang Xiaocai developed it.
The patent application numbe..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- China National Petroleum and CNPC Chuanqing Drilling Engineering have applied Chinese patent for Enhanced Self-expansion Packer and Rubber Barrel Glue Injection Device and Process Thereof. Yang Liuqing, Zeng Xin, Peng Cancan, Zhao Han, Zhang Yichao and Zhang Xiwen developed it.
The patent application numb..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Nanjing Nanda Digital Tech Co Ltd has filed a patent application for Underground Injection-production Equipment for Oil Exploitation. This invention was developed by Li Hantao, Xia Ying, Huang Chunhai and Yu Ning.
The patent application number is CN202511596268 20251104. The patent publication number is C..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- China National Petroleum and CNPC Greatwall Drilling have filed a patent application for Sleeve Windowing Direction Measuring Method. This invention was developed by Sun Liwei, Zhao Zhan, Shi Hongyan, Dong Wei, Bai Dongqing, Shi Lianhai, Yu Jinglun, He Yongkui, Deng Xu, Chen Zhengang, Kong Dongliang, Hu Jing..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- China Nat Offshore Oil Corp and CNOOC Tianjin Branch have applied Chinese patent for Method for Evaluating Production Pressure Difference of Vertical Well/directional Well Suitable for Casing Perforation Well Completion. Han Yaotu, Wang Kongyang, Zhang Shuai, Zhang Hui, Gong Ning, Xu Tao, Li Jin, Hu Jinyang,..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- China Nat Offshore Oil Corp and Cnooc Res Inst Co Ltd have applied Chinese patent for Hydrate Multi-gas Commingling Production Shaft Multiphase Flow Simulation Experiment System and Method. He Yufa, Zhou Shouwei, Fu Qiang, Weiner, Chen Yu, Li Cong, Pang Weixin, Li Qingping, Zhou Yunjian, Zhu Junlong, Wang Yi..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Southwest Petroleum University has submitted a patent application for Plugging Agent Based on Adamantane-terminated Block Copolymer and Cyclodextrin Subject-object Assembly and Preparation Method Thereof. He Jianing, Bai Yang, Gu Deng, Hu Qiang, Li Xinrong and Bai Yi developed the invention.
The patent ap..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received Guanghan Petroleum Well Control Equipment patent application for Blowout Preventer Hydraulic Cylinder Repairing Process Method. Huang Yong, Feng Xi'an and Huang Jing developed the invention.
The patent application number is CN202511289225 20250910. ..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Southwest Petroleum University has submitted a patent application for Slope Reinforcement Spraying Device Based on Microbial Mineralization. Guo Liang, Li Chao, Liu Zhishuang, Qiu Zhenyu, Wang Jia, Liu Xueting, Zhu Dapeng and Li Linyun developed the invention.
The patent application number is CN2025115777..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- China Oilfield Services has submitted a patent application for Quality Control Method and Device for Logging-while-drilling Data and Computing Equipment. This invention was developed by Liu Tianlin, Li Guoyu, Shang Jie, Yue Xizhou, Fan Wei, Wang Geluyi, Zhang Jiawei, Ma Mingxue, Zhang Pengyun and Zhang Xiang..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Southwest Petroleum University has filed a patent application for Oil and Gas Well Leakage Point Monitoring Simulation Experiment Device and Method. This invention was developed by Luo Hongwen, Chen Bingqi, Li Haitao, Zhao Zihan, Li Qi, Lyu Han, Zuo Kai, Zhang Xiliang, Ji Yinghao and Huang Zhen.
The paten..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- PetroChina has submitted a patent application for High-temperature Steel Belt Lubricating Oil Composition and Preparation Method Thereof. This invention was developed by Chen Zhizhong, Hua Xiuling, Wang Linchun, Guo Wei, Liao Fengbin, Duan Kuanghua and Hu Jing.
The patent application number is CN20241074549..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- China University of Petroleum, Beijing has submitted a patent application for Oil Product Negative Carbon Pyrolysis Method and Device. This invention was developed by Zhao Yunpeng, Xu Pengyu, Song Dashan, Lan Xingying, Shi Xiaogang, Gao Jinsen and Xu Chunming.
The patent application number is CN202511320287..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- Southwest Petroleum University has submitted a patent application for Oil Liquid Monitoring Control Method, Device and Equipment Fused with Machine Learning and Medium. This invention was developed by Wang Tianyu, Xiong Ruijie, Li Yizhe, Xu Wen'an, Zhao Jiuchang and Wang Anbang.
The patent application num..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received PetroChina patent application for Assembly Type Gas-liquid Separation Device. Ma Ying, Zhou Xinyu, Zhou Zhengqi, Liu Shujun, Cui Gang, Fu Gang, Lee Se Hyun, Zhao Tian, Li Xiurong, Chen Yanjun, Jin Wenlong, Tang Jing, Liao Qingzhi, Chen Yajun and Zhang ..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has published China University of Petroleum, Beijing patent application for Fracturing Simulation Device and Method. The invention was developed by Peng Yan, Bao Yiyu, Zhang Guangqing, Wang Bo, Zhou Dawei, Qu Hongyan and Hou Bing.
The patent application number is ..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- PetroChina has submitted a patent application for Well Group Fracturing Crosstalk Real-time Treatment Method. This invention was developed by Han Feipeng, Lyu Zhenhu, Li Jianmin, Xie Bobo, Li Yi, Yu Tianxi, Liu Jin-jun, Li Huan, Sun Xize and Wang Rong.
The patent application number is CN202410746803 2024061..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- PetroChina has filed a patent application for Heavy Oil Thermal Recovery Combined Steam Supply Control Method, Storage Medium and Coupling Control Device. This invention was developed by Shang Jin, Chen Xiangyu, Xue Xingchang, Wang Yang, Luo Shuanghan, Duan Shengnan, Wang Chungang, Zhou Kai, Ma Nengliang and..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Zhanjiang Branch of China National Offshore Oil has submitted a patent application for Downhole Integrated Well Completion Device Integrating Acidification and Well Cementation Functions and Control Method. Jian Cheng, Wang Wei, Liu Hexing, Ma Lei, Zhao Baoxiang, Guo Wei, Yu Yi, Qin Tianjun, Jiang Quanmin, W..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received PetroChina patent application for Auxiliary Oil Extraction Method. Yang Xiaoliang, Liu Wei, Shi Qionglin, Zhang Lei, Gong Sha, Wang Jiayin, Xuan Lingling, Zeng Youyou, Qi Ying and Du Hongyan developed the invention.
The patent application number is CN..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Dongying Tianrui Petroleum Tech Co Ltd has sought patent for Efficient Sand Prevention Forced Jam Release Throttler. This invention was developed by Liu Benkui, Ma Wen and Liu Zhixun.
The patent application number is CN202511123750 20250812. The patent publication number is CN121111187 (A). International ..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received Xi'an Shiyou University patent application for Multifunctional Depth Adjusting Device of Perforating Gun. Dou Liangbin, Shi Yang, Cheng Xuebin, Chen Zhiwen, Chen Jingyang and Zhang Jie developed the invention.
The patent application number is CN2025..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Junlin Deyi Shandong Petroleum Tech Co Ltd has applied Chinese patent for Shale Oil and Gas Fracturing Sliding Sleeve Capable of Being Opened and Closed Repeatedly and Using Method. Li Xilin, Sun Feiyu and Hu Gengmian developed it.
The patent application number is CN202511681236 20251117. The patent publi..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- PetroChina has filed a patent application for Flexible Sidetrack Rock Core Drilling Device and Operation Method Thereof. This invention was developed by Weng Dingwei, Sun Qiang, Chai Lin, Han Meng, Liang Hongbo, Wei Ran, Zhang Shaolin, Wang Wei and Yu Leilei.
The patent application number is CN202511300344 ..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Schlumberger Changhe Oilfield Eng Ltd has submitted a patent application for Pipeline Current Interference Drainage Device. This invention was developed by Xie Yundong, Du Liang, Wang Junfeng, Wang Yunlong, Liang Jinjie, Gao Quan, Wang Xueying, Hao Yongfei, Yuan Haowen and Wei Bo.
The patent application n..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Huaneng Jingtai Thermal Power has filed a patent application for Hydraulic Oil Station Fault Diagnosis Method and System Based on Multi-mode Monitoring. This invention was developed by Liu Wanfu, Wang Haiyang, Ma Yulong, Chen Hongze and Chen Bingshan.
The patent application number is CN202511108747 202508..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Southwest Petroleum University has submitted a patent application for Ultrahigh-temperature-resistant and High-pressure-resistant Dynamic Sealing Structure. This invention was developed by Liu Huang, Huang Hao, Guo Ping, Wang Haohan, Li Qingping and Ren Yuxi.
The patent application number is CN20251134191..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Cama Luoyang Gas Supply has filed a patent application for Automatic Double-station Inflation Device for Spherical Gas Cylinder. This invention was developed by Zhu Yibo, Lin Legang, Liu Huijie and Qin Ping.
The patent application number is CN202511368078 20250924. The patent publication number is CN12111..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, Beijing has submitted a patent application for Quantitative Characterization Method, Device and Equipment for Shale Solid Organic Matter and Storage Medium. This invention was developed by Xie Ranhong, Tian Bin, Xu Chenyu, Wang Xiangyu, Jin Guowen and Deng Chong.
The patent ap..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has filed a patent application for Heterogeneous Combination Flooding Remaining Oil Sweep and Application Experiment Method Based on Microfluidics. This invention was developed by Yao Chuanjin, Zhou Chang, Zhong Jiaqi, Du Xinge, Huang Xingheng, Gui Meiling, Li Yudan ..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, Beijing has sought patent for Fracturing Pump Injection Design Document Generation Method, Device and Equipment. This invention was developed by Wang Tianyu, Xu Maoya, Zhao Hantao, Tian Shouceng, Li Gensheng, Song Xianzhi, Morishige and Liao Qinzhuo.
The patent application num..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received China University of Petroleum, Beijing patent application for Fracturing Pump Injection Optimization Method, Device and Equipment and Storage Medium. Wang Tianyu, Xu Maoya, Zhao Hantao, Tian Shouceng, Li Gensheng, Song Xianzhi, Morishige and Liao Qinzh..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- PetroChina has sought patent for Sand-filled Model Compacting Device and Compacting Method. This invention was developed by Chen Chao, Wen Haixia, Zhang Lidong, Li Xiaohui, Zhang Jianhua, Zhou Xiaosong, Ding Guoqing, Wang Peng, Li Qian, Guo Feifei, Liu Yong, Liu Xiaojun, Song Liangye, Zhang Jun, Huang Peng, ..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has applied Chinese patent for Mechanical Interlocking Type Drag Reducer Based on Topological Structure and Preparation Method and Application Thereof. Yao Bo, Lv Shiyi, Yang Fei and Sun Guangyu developed it.
The patent application number is CN202511592974 20251103...
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received China University of Petroleum, East China patent application for Shale Oil and Gas Gathering and Transportation Pipeline Risk Assessment Method. Wang Chaojie, Yi Dan, Liu Wanxin, Li Kai, Wang Hao, Li Xiaowei, Zhou Buzhuang and Xu Changhang developed th..
Oil & Gas
| Fri 24 Apr 2026
Kuala Lumpur, April 24 -- Malaysian Patent for Well Tools Having Energized Seals has been issued to Halliburton Energy Services. This invention was developed by Sherrill Kristopher V.
The patent application number is MY2015PI00292 20121001. The patent publication number is MY191882 (A). International Patent Classification codes..
Oil & Gas
| Fri 24 Apr 2026
Kuala Lumpur, April 24 -- Halliburton Energy Services has been awarded a patent for Downhole Fluids Containing Cyclic Orthoesters and Brine and Methods for Using the Same. This invention was developed by Zhou Hui and Shumway William W.
The patent application number is MY2019PI03297 20180220. The patent publication number is MY1..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has submitted a patent application for Water Injection Well Layered Water Volume Intelligent Splitting Method Considering Time-varying Factors. This invention was developed by Zhang Kai, Cai Siqi, Yan Xia, Zhang Huaqing, Zhang Liming, Liu Piyang, Yao Jun, Fan Ling, S..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has submitted a patent application for Static Pushing Type Rotary Steering Drilling Tool Combination Mechanical Model and Solving Method. This invention was developed by Shi Yucai, Yang Jianping, Shao Xiaohui, Su Yidan, Liao Hualin, Xu Yuqiang, Mei Zhiyong, Yang Jian..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has submitted a patent application for Power System Wiring Detection Method Based on Block Parallel Processing. Lu Weihe developed the invention.
The patent application number is CN202511639515 20251111. The patent publication number is CN121117508 (A). Internationa..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- PetroChina has submitted a patent application for Scraping Evaluation Device and Method for Pipe Scraper. Zeng Song, Wang Han, Tang Geng, Zhang Xiangfei, Li Zheng and Li Yufei developed the invention.
The patent application number is CN202410747298 20240611. The patent publication number is CN121113463 (A)...
Oil & Gas
| Thu 23 Apr 2026
Geneva, April 23 -- World Intellectual Property Organization has released Sensia Netherlands BV and Meier Derek patent application for Systems and Methods for Device Optimization. This invention was developed by Meier Derek, Mashetty Srikanth G, Chong Jonathan Wun Shiung, El-khazindar Yasser, Madden Thomas and Weatherhead Norman..
Oil & Gas
| Fri 24 Apr 2026
Mexico City, April 24 -- Entegris has filed a patent application for Glass Handling Devices and Related Methods. This invention was developed by Gonzales Manuel Frank, Myers Kellen, Hayes Lavon, Guddati Subhash, Perumal Thines Kumar, Vasanthakumar Aravind and Leavy Montray.
The patent application number is MX20240009124 2023012..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received PetroChina patent application for Tube Bundle Single Tube Pressure Test Device. Ma Xiaobin, Yang Yonglei, Ma Ruhua, Shen Shengbao, Gao Chunrong, Lang Yongming, Ma Wenjing, Jin Yi, Shi Cunliang, Lee Sanghwa and Cui Bin developed the invention.
The pate..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, Beijing has applied Chinese patent for Experimental Device for Testing Anchoring Force of Slip. Zhu Xiaoxiao, Wang Mingkuan, Zhang Enchao, Zhang Shimin and Ding Qingxin developed it.
The patent application number is CN202511250707 20250903. The patent publication number is CN1..
Oil & Gas
| Fri 24 Apr 2026
Mexico City, April 24 -- Mexican Institute of Industrial Property has published Schlumberger Technology patent application for Positional-release Mechanism for a Downhole Tool. The invention was developed by Chen Bo, Walther Brian and Sisak William Ryan.
The patent application number is MX20240005297 20221021. The patent public..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has submitted a patent application for Structural Damage Identification Method Based on Linear Rcd Algorithm. This invention was developed by Huang Sining, Ma Yuxin, Qiao Tiantian, Zheng Ran, Zhang Lianzhen, Li Jing, Liu Shanxin and Jiang Haowei.
The patent applicat..
Oil & Gas
| Wed 22 Apr 2026
Geneva, April 23 -- Bumhan Ind Co Ltd has submitted a patent application for Hydrogen Compressor. This invention was developed by Jang Deok Ho and Kwak Do Won.
The patent application number is WO2025KR00605 20250110. The patent publication number is WO2026079556 (A1). International Patent Classification codes are F04B37/18, F..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- Offshore Oil Engineering has submitted a patent application for Low-carbon Management Method and System for Offshore Oil and Gas Engineering Project. Xing Yuan, Hu Wei, Zhang Shuyuan, Dong Chao, Du Hong, Li Shuocun, Li Yaping, Chen Yuanmin, Yuan Lei, Zhu Ying, Hu Shuhao and Hao Jianshu developed the inventio..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has submitted a patent application for Image Feature Information Extraction Method Based on Memory Association. This invention was developed by Liu Xu and Wu Chunlei.
The patent application number is CN202511309452 20250915. The patent publication number is CN121121..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has published China University of Petroleum, Beijing patent application for Oil Leakage Detection Method and Device for Oil Pipeline and Equipment. The invention was developed by Zhou Taotao, Yuan Yi, Wang Kejian, Zheng Wenpei and Zhang Laibin.
The patent applicat..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has released PetroChina patent application for Paleostructure Quantitative Recovery Method and Device. This invention was developed by Dou Yutan.
The patent application number is CN202410753861 20240612. The patent publication number is CN121115156 (A). Internatio..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has filed a patent application for Microseismic Signal Noise Suppression Method Based on Complex Frequency Domain Sparse Decomposition. This invention was developed by Cao Danping and Chen Hepu.
The patent application number is CN202511223037 20250829. The patent pu..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has submitted a patent application for Fluid Saturation Prediction Method and Device in Earthquake Monitoring. Shen Yi and Wu Xiaoqin developed the invention.
The patent application number is CN202511366797 20250924. The patent publication number is CN121115116 (A)...
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received PetroChina patent application for Hybrid Seismic Source Data Processing Method and Related Equipment. Wen Long, Chen Kang, Zeng Ming, Tang Cong, Han Song and Peng Haotian developed the invention.
The patent application number is CN202410753465 2024061..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Ground Penetrating Radar Signal Improved Fk Offset Method Based on Phase Information. This invention was developed by Song Huajun and Wei Han.
The patent application number is CN20251164..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has received Shaanxi Yanchang Petroleum Group patent application for Dynamically Weighted Time-frequency Electromagnetic-earthquake Fusion Oil and Gas Detection Method. Li Ziliang, He Yonghong, Kurateru, Bai Xiaoyin, Chen Zhijun, Du Weiwei, Zhang Liyuan, Bu Xiaoyan..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 24 -- China University of Petroleum, East China has submitted a patent application for Transform-based GPR Image Clutter Removal Method. Song Huajun and Sun Guochao developed the invention.
The patent application number is CN202511656967 20251113. The patent publication number is CN121120425 (A). International ..
Oil & Gas
| Fri 24 Apr 2026
Kuala Lumpur, April 24 -- Halliburton Energy Services has secured a patent on Gravel Packing Apparatus Having a Jumper Tube Protection Assembly. Least Brandon Thomas and Cunningham Gregory Scott developed the invention.
The patent application number is MY2019PI04358 20121018. The patent publication number is MY191667 (A). Int..
Oil & Gas
| Fri 24 Apr 2026
Kuala Lumpur, April 24 -- Welltec has secured a patent on Downhole Operational Tool. Andersen Tomas Sune developed the invention.
The patent application number is MY2018PI01888 20170606. The patent publication number is MY192025 (A). International Patent Classification codes are E21B23/01, E21B29/00 and E21B43/112. Cooperativ..
Oil & Gas
| Fri 24 Apr 2026
Kuala Lumpur, April 24 -- Halliburton Energy Services has secured a patent on Collapsible Cone for an Expandable Liner Hanger System. Kohn Gary Allen and Moreno Carlos Alberto developed the invention.
The patent application number is MY2018PI01197 20160229. The patent publication number is MY192016 (A). International Patent C..
Oil & Gas
| Fri 24 Apr 2026
Kuala Lumpur, April 24 -- Welltec has been granted a patent for Downhole Machining System and Method. This invention was developed by Andersen Tomas Sune.
The patent application number is MY2015PI02768 20140613. The patent publication number is MY192010 (A). International Patent Classification codes are B23C3/00, B23D45/12, E..
Oil & Gas
| Fri 24 Apr 2026
Kuala Lumpur, April 24 -- Halliburton Energy Services has been granted a patent for Junction-conveyed Completion Tooling and Operations. Steele David J and Stokes Matthew B developed the invention.
The patent application number is MY2016PI704497 20140728. The patent publication number is MY191771 (A). International Patent Cla..
Oil & Gas
| Fri 24 Apr 2026
Beijing, April 24 -- State Intellectual Property Office of China has published Chongqing Xiaokang Power patent application for Oil-gas Separator and Crankcase Ventilation System. The invention was developed by Wang Hao, Lian Yuan, Tang Derun, Xia Xiuliu and Li Can.
The patent application number is CN202511381895 20250925. The..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd have submitted a patent application for Coal Liquefied Oil Hydrogenation Catalyst and Preparation Method Thereof. This invention was developed by Jin Hao, Zhu Huihong, Sheng Qingqing, Lyu Zhenhui and Yang Tao.
The pat..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd have applied Chinese patent for Heavy Oil Hydrogenation Catalyst and Preparation Method Thereof. Jin Hao, Zhu Huihong, Shi Yiming, Lyu Zhenhui and Yang Tao developed it.
The patent application number is CN202410751186..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd have filed a patent application for Residual Oil Hydrodesulfurization Catalyst as Well as Preparation Method and Application Thereof. This invention was developed by Jin Hao, Zhu Huihong, Sheng Qingqing, Lyu Zhenhui and ..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- Sinopec Oilfield Service and Sinopec Henan Petroleum Eng Design Company have submitted a patent application for Oilfield Sewage Treatment Composite Agent and Preparation Process Thereof. This invention was developed by Wang Liwei, Gao Shan, Lyu Yingchao, Huang Xingwei, Lu Hao, Wang Ansong, Zhang Yongyue, Wen..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- China Petroleum & Chemical and SINOPEC Engineering (Group) have sought patent for Composite Scale Inhibitor for Circulating Cooling Water and Preparation Method Thereof. This invention was developed by Liu Xiwu, Ren Zhong, Li Chaofa, Cao Zhenxing, Li Hui and Zhang Ruoxi.
The patent application number is C..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- Northeast Petroleum University and Daqing Guanghe Tech Co Ltd have sought patent for Molecular Sieve for Adsorbing and Separating Ethylene and Ethane as Well as Preparation and Use Methods of Molecular Sieve. This invention was developed by Hu Yunfeng, Yu Guangjing, Chen Zhirui, Guo Qun, An Zhikai and Zhao K..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- Shanghai Keyuan Environment Tech Co Ltd and Sinopec Nanjing Engineering & Construction have sought patent for High-temperature-resistant Multi-pipe Rotational Flow Pretreatment Device. This invention was developed by Guan Xiaowei, Zhang Zhengxing, Shi Yong, Zhang Hong and Fan Jisheng.
The patent applicati..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- Shanghai Keyuan Environment Tech Co Ltd and Sinopec Nanjing Engineering & Construction have submitted a patent application for Circulating Multi-process Sewage Plant Peculiar Smell Treatment Process. This invention was developed by Guan Xiaowei, Zhang Zhengxing, Li Juan, Zhang Hong and Qin Yan.
The patent..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have sought patent for Flow Channel Structure, Design Method Thereof and Electrochemical Reactor. This invention was developed by Chen Hongwu, Lin Wei, Yang Xue, Gu Fangwei and Wang Cheng.
The patent application number is CN20241..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 23 -- Shaoxing Ruiying Steel Cylinder Mfg Co Ltd has submitted a patent application for Manufacturing Method of High-capacity High-pressure Hydrogen Storage Cylinder. Zhang Jinbo and Zhang Weifeng developed the invention.
The patent application number is CN202511599303 20251104. The patent publication number is..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- State Intellectual Property Office of China has published Qingdao University of Science and Technology and China University of Petroleum, Beijing patent application for Preparation Method and Application of Ni Modified Spao-34 Molecular Sieve Material. The invention was developed by Chu Changqing, Dong Jianc..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd patent application for Heavy Oil Hydrogenation Catalyst and Preparation Method Thereof. The invention was developed by Jin Hao, Zhu Huihong, Yang Guang, Lyu Zhenh..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd patent application for Petroleum Resin Hydrogenation Catalyst as Well as Preparation Method and Application Thereof. The invention was developed by Jin Hao, Zhu H..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- State Intellectual Property Office of China has released Qingdao University of Science and Technology and China University of Petroleum, Beijing patent application for Metal-modified Two-dimensional Transition Metal Boride Material as Well as Preparation Method and Application Thereof. This invention was dev..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- State Intellectual Property Office of China has published Sinopec Engineering and SINOPEC Engineering (Group) patent application for Heat Removal Type Reactor. The invention was developed by Zhao Yan, Sun Lifeng, Li Xiaodong and Yin Qingfeng.
The patent application number is CN202410746893 20240611. The p..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Corp Res Inst Petroleum Processing patent application for Liquid-liquid Two-phase Reactor. Yang Yanpeng and Ma Aizeng developed the invention.
The patent application number is CN202511119686 20160719. The paten..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- Baker Hughes A Ge Co LLC has submitted a patent application for System and Method for Computed Tomography Inaccuracy Compensation. This invention was developed by Suppes Alexander and Blazek Petr.
The patent application number is CN20248032012 20240610. The patent publication number is CN121100272 (A). In..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- Basell Poliolefine Italia SpA has submitted a patent application for Olefin Polymerization Process. Destro Mara, Brita Diego, Piementjes Florence, Tostoni Fulvio, Sessa Sarit, Basile Louis, Nardin Andreas and Caputo Tiziana developed the invention.
The patent application number is CN20248032263 20240531. ..
Oil & Gas
| Wed 22 Apr 2026
Geneva, April 23 -- China Nat Petroleum Corp and China Nat Oil and Gas Exploration and Development Company Ltd have submitted a patent application for Fluid Identification Method and System, Terminal Device, and Machine-readable Storage Medium. This invention was developed by Wang Hongping, Fan Guozhang, Pang Xu, Zuo Guoping, Wa..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 23 -- Exxonmobil Huizhou Chemical Co Ltd has filed a patent application for Method for Preparing Longitudinally Stretched Polyethylene Film and Longitudinally Stretched Polyethylene Film. This invention was developed by Quan Jing and Yao Zengzeng.
The patent application number is CN202511466084 20251014. The pa..
Oil & Gas
| Wed 22 Apr 2026
Geneva, April 23 -- BP Exploration Operating Co Ltd has filed a patent application for Systems and Methods for Automatically Detecting Sand Events in Well Systems. This invention was developed by Dunne Ruairi.
The patent application number is WO2025EP76918 20250919. The patent publication number is WO2026077696 (A1). Internat..
Oil & Gas
| Thu 23 Apr 2026
Beijing, April 23 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd patent application for Cyclodextrin Modified Fluorinated Polyamide Membrane as Well as Preparation Method and Application Thereof. This invention was developed by Ma Lia..
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