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Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received CNPC National Oil Gas Drilling Equipment Engineering Tech Research Center Co Ltd, Baoji Oilfield Machinery and China National Petroleum patent application for Replaceable Partition Plate Type Double-runner Sand Mixing Centrifugal Pump Volute Structure...
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Qingdao Xinsheng Petroleum Machinery Co Ltd has filed a patent application for Piston Wear-resisting Structure of Soft and Hard Sealing Oil Well Pump. This invention was developed by Ding Lei, Zhu Yingjun, Chen Yinuo, Dong Yingying, Li Weiliang and Wang Pingzhong.
The patent application number is CN202511..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Chengdu Keneng Petroleum Tech Co Ltd has filed a patent application for Horizontal Oil Well Pump. This invention was developed by Shao Zongtang, Gao Jianguo, Dai Xin and Li Haiyang.
The patent application number is CN20251137321 20250728. The patent publication number is CN121088632 (A). International Pat..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Zhongding Hengsheng Gas Equipment (Wuhu) has filed a patent application for Membrane Compressor Follow-up Valve and Oil-gas Leakage Monitoring System Thereof. This invention was developed by Zhi Jianwei, Liu Weiliang, Pan Yunlong, Hua Hongtu, Li Jing, Luo Keqin, Wang Juntuan and Wang Fei.
The patent appli..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Southwest Petroleum University patent application for Device and Method for Conveniently Replacing Bearing Bush of Sliding Bearing of Main Shaft of Wind Driven Generator. This invention was developed by Zhu Dan, Zhong Lin, Huang Bensheng, Wang Guorong,..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Sanya Ocean Oil and Gas Research Institute Northeast Petroleum Univ has sought patent for Downhole Gas Cut Monitoring Device Arranged on Drill String and Monitoring Method. This invention was developed by Qu Jingyu, Wang Dong, Yang Haonan, Hou Zhaokai, Sun Shihui and Sun Xiaofeng.
The patent application n..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Xinjiang Petroleum Administration Bureau Co Ltd and China National Petroleum patent application for Coiled Tubing Entering Well Condition Exploration Device and Method. This invention was developed by Liu Zhangzou, Li Shijie, Sun Changyou, Zhao Zewang,..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received China National Petroleum and China Petroleum Logging Co Ltd patent application for Optical Fiber Sealing Head for Well Logging. Zhang Jingyu, Qiu Quan, Zhang Hong, Cheng Fei, Wang Zhixing, Du Xu, Bai Yusheng, Zhang Xinyong, Wang Zhao, Shi Zhe, Zhang Na..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Chunqing Suzhou Energy Tech Co Ltd has applied Chinese patent for High-purity Deuterium Gas Preparation Device. Miao Wencai and Lin Jie developed it.
The patent application number is CN202511372402 20250924. The patent publication number is CN121087519 (A). International Patent Classification codes are C0..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Gree Electric Appliances, Zhuhai and Guochuang Energy Internet Innovation Center Guangdong Co Ltd have applied Chinese patent for Hydrogen Production Device and Use Method. Wang Wenlei, Huang Meng, Zhang Yong and Wang Yang developed it.
The patent application number is CN202410733875 20240607. The patent ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received CNPC National Oil Gas Drilling Equipment Engineering Tech Research Center Co Ltd, Baoji Oilfield Machinery and China National Petroleum patent application for Drilling Machine Cooperative Linkage Control System and Control Method. Xia Hui, Fan Yongli, ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Ruian Huamian Automation Tech Co Ltd has applied Chinese patent for Natural Gas Well Underground Spiral Throttling Device for Natural Gas Extraction Technology. Wang Li, Zhou Yi and Yang Cheng developed it.
The patent application number is CN202511154667 20250818. The patent publication number is CN121088..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released China Nat Offshore Oil Corp and Beijing Res Center CNOOC China Co Ltd patent application for Method, Device, Equipment and Medium for Replacing High-pour-point Oil After Production Halt of Deepwater High-pour-point Oil Field. This invention was develop..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Shandong Jianyuan Petroleum Engineering Tech Co Ltd patent application for Casing Scraper for Oil Well. This invention was developed by Liu Zhongqing, Liu Linlin and Xu Benfu.
The patent application number is CN202511511615 20251022. The patent publ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published China National Petroleum and CNPC Chuanqing Drilling Engineering patent application for Large-torque Underground Adjustable Throttling Oil Nozzle and Underground Throttling Method. The invention was developed by Huang Chongjun, Deng Hu, Lu Dengyun, Li..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Karamay Campus Of China Univ Of Petroleum Beijing patent application for Underground Coal Seam Gas Extraction Integrated Dynamic Intelligent Grouting System and Using Method Thereof. You Zhenjiang, Wang Zhiming, Si Yuxin, Dong Yanjun, Hou Ganggang and ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Daqing Jinxiangyu Technology has applied Chinese patent for Packer for Fireflooding Oil Extraction Process. Yu Deming, Zhang Nannan, Li Guangwei, Yan Chunfeng, Xu Wenchao, Yu Lijia, Wang Shuya, Xia Song, Zhang Zhao, Wang Zezhong, Wang Yutian, Li Changqing and Yang Taotao developed it.
The patent applicati..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Fangzheng Valve Group Shanghai Co Ltd patent application for Wellhead Device. Fang Gaoyuan, Wang Yingcai and Zheng Lei developed the invention.
The patent application number is CN202511619659 20251106. The patent publication number is CN121088334 (A..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Nantong Yaoxin Tongchuang Petroleum Tech Co Ltd has filed a patent application for Core Sampling Equipment for Oil Exploitation. This invention was developed by Yang Weiping, Wang Qin and Li Yongming.
The patent application number is CN202511497170 20251020. The patent publication number is CN121088328 (A..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Zhongman Petroleum Equipment Group Co Ltd and Zhongman Petroleum and Natural Gas Group Co Ltd patent application for Short Section Screw Thread Stopping, Cleaning and Oiling Installation System. The invention was developed by Li Jing, Xu Changsheng, Z..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Hebei Shangshan Petroleum Machinery Co Ltd has submitted a patent application for Integral Type Anti-drag Casing Centralizer. Sun Tianshi, Yuan Zhen, Lyu Xinming, Sun Heping, Liu Qing and Wang Zelei developed the invention.
The patent application number is CN202511412492 20250929. The patent publication n..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Found Petroleum Equipment Co Ltd patent application for High-strength Sucker Rod with Reverse Buckle and Anti-reversion Function. The invention was developed by Wang Shanyin, Sun Pengtu, Zhang Luyao, Liu Yinwei, Kong Jianxin, Deng Shixian, Pu Zhongche..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China National Petroleum and CNPC Greatwall Drilling have sought patent for Drill Bit and Drilling Equipment. This invention was developed by Sun Liwei, Xia Boyi, Luo Hua, Ye Xi'an, Ma Yong, Gao Qingchun, Li Yang, Chen Silu, Wang Lei, Zeng Yi, Zhu Hailong, Wang Xigui, Hu Jing, Zhang Tieming, Zhao Jiankai, Pe..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received China National Petroleum and CNPC Greatwall Drilling patent application for Drill Bit and Drilling Equipment. Sun Liwei, Luo Hua, Xia Boyi, Gao Qingchun, Chen Lian, Ye Xi'an, Yang Yingxin, Xia Yu, Hu Keneng, Wang Lei, Yang Xing, Dai Yuncai, Zhang Tiemi..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China National Petroleum and CNPC Greatwall Drilling have filed a patent application for Cutting Tooth of Drill Bit and Drill Bit. This invention was developed by Sun Liwei, Xia Boyi, Ma Yong, Luo Hua, Yang Yingxin, Feng Hangji, Ye Xi'an, Yang Xing, Hu Keneng, Wang Lei, Zhang Tieming, Zhong Yong, Lee Choon-k..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum Pipeline Engineering Corp, China National Petroleum and China Petroleum Pipeline Engineering Co Ltd have filed a patent application for Open Caisson Construction Method. This invention was developed by Wan Shantong, Zhang Lei, Wang Guitao, Yang Chunling, Zuo Leibin, Zhan Shengwen and Ren Wenm..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Nantong Hengao Lubrication Tech Co Ltd has sought patent for Quenching Oil Composition and Preparation Method Thereof. This invention was developed by Shen Binqi and Shen Xin.
The patent application number is CN202511366824 20250924. The patent publication number is CN121087253 (A). International Patent C..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released Hunan Yinxin Oil Industry patent application for Rapeseed High-temperature Stir-frying Equipment for Rapeseed Oil Processing. This invention was developed by Zeng Chongqi, Tan Yinxin, Tang Lu, Wang Ruoqian and Tan Kai.
The patent application number ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Yingpu Qingdao Intelligent Tech Co Ltd patent application for Static Degumming Purification Process for Internal Mixer Sealing Ring Lubricating Oil Based on Electrostatic Coalescence Technology. The invention was developed by Gao Jichao, Feng Ranran, ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Zhou Jingyi has filed a patent application for Oil Slurry Solid Removal Process for Recycling Catalytic Oil Slurry in Oil Refining Device. This invention was developed by Zhou Jingyi.
The patent application number is CN202410731713 20240606. The patent publication number is CN121086808 (A). International ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Gpro New Mat Co Ltd has submitted a patent application for Crude Oil Dechlorinating Agent and Use Method Thereof. Xiao Qian, Liu Peng, Tian Haiwen, Gao Mingzhi and Jin Jiaxi developed the invention.
The patent application number is CN202511144966 20250815. The patent publication number is CN121086807 (A)...
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released CNOOC Changzhou Paint Chem Research Institute, CNOOC Changzhou EP Coating Co Ltd and China Nat Offshore Oil Corp patent application for Low-copper Environment-friendly Self-polishing Antifouling Paint and Preparation Method Thereof. This invention was ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Chengdu Yuanmeng Petroleum Tech Co Ltd and Sichuan Weikete Petroleum Engineering Tech Co Ltd have applied Chinese patent for Branched Amphoteric High-temperature Fluid Loss Agent as Well as Preparation Method and Application Thereof. Cao Zhi, Liu Qiang, Du Peiwei, Chen Dong, Zhao Chen, Chen Xinrui and Hu Cha..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Sichuan Nuojiesi Petroleum Tech Co Ltd has applied Chinese patent for Back-blowing Feeding and Quick-mixing Device. Zhou Qin and Li Jiangang developed it.
The patent application number is CN202511184060 20250822. The patent publication number is CN121084974 (A). International Patent Classification codes a..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Jiangsu Guanggang Gas Jingshen Small Molecular Storage Gas Co Ltd patent application for Salt Cavern Helium Storage Method. Deng Tao, Liu Jixiong and Liang Chan developed the invention.
The patent application number is CN202511486899 20251017. The p..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Anhui Haopufeng Precision Tech Co Ltd has applied Chinese patent for Efficient Desilting Device for Reservoir Treatment. Yang Gaofeng, Li Tao and Qiao Yuanqing developed it.
The patent application number is CN202511559474 20251029. The patent publication number is CN121085502 (A). International Patent Cla..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Jinan Baoshan Petroleum Equipment Co Ltd has submitted a patent application for Polishing Device for Petroleum Wellhead Casing. This invention was developed by Jing Shendong, Li Shoubin and Li Mingxia.
The patent application number is CN202511656118 20251112. The patent publication number is CN121083491 (..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Shangi Institute For Advanced Mat Nanjing Co Ltd patent application for Continuous Casting-remelting-gas Atomization Powder Preparation Method and Device. The invention was developed by Wang Jian, Huang Xiang, Li Yonghua, Chen Xiaolong and Chang Hui.
..
Oil & Gas
| Wed 22 Apr 2026
Singapore, April 22 -- Japan Petroleum Exploration Co Ltd has filed a patent application for Floating Low-temperature Liquefied Gas Filling Equipment and Low-temperature Liquefied Gas Delivery Method Using Same. This invention was developed by Yuki Momoyo and Ozaki Makoto.
The patent application number is SG20211108768Q 20191..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published Dongying Tianjin Petroleum Technology Development patent application for Self-cleaning Underground Fluid Sampling Device for Ocean Engineering. The invention was developed by Zhang Junrui, Jia Youfu, Zhu Quanliang and An Mingda.
The patent applicat..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China Institute of Atomic Energy has submitted a patent application for Water Sample Receiving Device, Sampling Method and Double-temperature Water-hydrogen Exchange System. Ruan Hao, Wang Xuebin, Yin Yuguo, Wu Dong, Huang Denggao, Dou Qincheng, Liu Yaming and Huang Li developed the invention.
The patent ..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- Southwest Petroleum University has sought patent for Hydrogen-doped Pipeline Crack Failure Risk Assessment Method. This invention was developed by He Tengjiao, Yang Tiankuo, Liao Kexi, Liao Jiancheng and Zhang Ziqi.
The patent application number is CN202511222104 20250829. The patent publication number is..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- Shandong Institute of Metriology Registration has submitted a patent application for Standard Substance for Simulating Acidity of Product Oil and Preparation Method Thereof. Zhang Sen, Guo Bo, Feng Zhongbin, Qiu Daijun, Zheng Peng, Xu Aihua, Huang Qingbo, Li Fengli, He Yunxin and Wang Linlin developed the in..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have applied Chinese patent for Warning Method for Water Invasion of Condensate Gas Reservoir of Cut-off Control Body. Li Wenliang, Luo Rong, Chen Shuyang, Wang Wencai, Wang Zhou and He Yunfeng developed it.
The patent application number is CN2024..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have sought patent for Leaking Stoppage Method for Well Mouth Stabbing Leakage. This invention was developed by Yang Jingsong, Li Jianli, Lu Yonghe, Cao Xi, Guo Zheng and Ahmady Hieraili.
The patent application number is CN202410731003 20240606. T..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Anton Oilfield Services Group Ltd and Zhang Kun have applied Chinese patent for Sealing Layer and Windowing Integrated Whipstock Device. Zhang Kun and Yang Chunpeng developed it.
The patent application number is CN202511485567 20251017. The patent publication number is CN121088330 (A). International Paten..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have sought patent for Visual Electrolytic Cell. This invention was developed by Chen Hongwu, Lin Wei, Yang Xue, Gu Fangwei, Wang Cheng and Huang Hao.
The patent application number is CN202410729319 20240606. The patent publicati..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Sales Co Ltd have sought patent for Low-emission Fuel as Well as Preparation Method and Application Thereof. This invention was developed by Zhao Yang, Pang Yafeng, Li Yuxing, Zhu Zongmin, Wang Weimin, Zhang Yuan, Yan Min and Lu Huiqin.
The patent application number ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Sinopec Star and Hangzhou HollySys Automation have sought patent for Alkaline Electrolytic Bath Simulation System for Producing Green Hydrogen Through Photovoltaic Electrolysis. This invention was developed by Mao Yanyun, Zhao Pengfei, Zhao Kai, Fang Hu, Huang Xu, Jing Binpeng, Liu Yidong and Ma Yan.
The ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have sought patent for Composition for Water-based Drilling Fluid, Dispersing Agent for Water-based Drilling Fluid, Preparation Method and Application of Dispersing Agent, and Method for Treating Crude Oil Pollution of Drilling Flui..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Sinopec Oilfield Service and Sinopec Jianghan Oilfield Service Co Ltd have filed a patent application for Multi-scale Super-amphiphobic Paraffin-proof Coating and Preparation Method Thereof. This invention was developed by Wan Hao, Wang Junlei, Wang Fangjie, Wang Kewen, Liang Yan and Zhou Wei.
The patent ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Petrochina Shanghai New Materials Res Institute Co Ltd and PetroChina have submitted a patent application for Soluble Thermoplastic Polyimide Resin and Preparation Method Thereof, Coating, Composite Film and Flexible Copper-clad Plate. This invention was developed by Zhou Hui, Zhou Zhengxiang and Tao Ruoyuan..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Polyethylene Resin for Producing Film Material as Well as Preparation Method and Application of Polyethylene Resin. Li Ying, Gao Nian, Wang Bohan, Gou Qingqiang, Huang Ting, Cao Changwen ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Bimodal Polyethylene Resin for Producing Film Material as Well as Preparation Method and Application of Bimodal Polyethylene Resin. Li Ying, Cao Changwen, Gao Nian, Gou Qingqiang, Huang T..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have submitted a patent application for Functionalized Isoprene Rubber as Well as Preparation Method and Application Thereof. This invention was developed by Wang Zhongying, Zhao Jiangwei, Wang Mengyao, Tang Zhengwei, Zhang Jie..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Sales Co Ltd have submitted a patent application for Polymer Surfactant, Self-cleaning Car Washing Liquid and Preparation Method and Application of Self-cleaning Car Washing Liquid. This invention was developed by Zhao Yang, Zhang Yuan, Wu Yir-shyuan, Lou Jing, Pang Yaf..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have sought patent for Low-VOC (volatile Organic Compound) Impact-resistant Polypropylene as Well as Preparation Method and Application Thereof. This invention was developed by Xie Jijia, Liu Yuexiang, Liu Tao, Xia Xianzhi, Zho..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Shanghai Petrochemical Res Institute Co Ltd have submitted a patent application for Composition for Synthesizing Hydrogenated Aromatic Polycarboxylic Acid and Method for Synthesizing Hydrogenated Aromatic Polycarboxylic Acid. This invention was developed by Qiu Pengyuan..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have submitted a patent application for Method for Preparing Higher Alkylphenol by Using Lignin Oil. This invention was developed by Ma Zewei, He Xin, Wang Fangjie, Luan Xuebin, Niu Congcong and Huang Xinyi.
The patent applicatio..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd have applied Chinese patent for Method for Producing Octadecane Through Stearic Acid Hydrogenation. Zhang Yanxia, Wang Kuo, Sun Jianfeng, Liu Wenjie, Liu Tao and Huang Yuhong developed it.
The patent application numbe..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd have sought patent for Device and Method for Deeply Purifying Waste Amine Liquid. This invention was developed by Chen Ziyang, Zhang Xinmiao, Zhang Chenlin, Luan Jinyi and Peng Haizhu.
The patent application number is CN2024..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and SINOPEC Hunan Petrochemical have submitted a patent application for Method for Reducing Total Carbon Content in Anthraquinone Process Hydrogen Peroxide Product. This invention was developed by Wang Xiaojun, Luo Guofei, Yuan Jiaxin, Wang Jianchen, Huang Jie and Wang Zhuojian.
..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Inst have submitted a patent application for Method and Device for Identifying Interlayer and Computer Program Product. This invention was developed by Xia Dongdong and Wang Weifang.
The patent application number is CN202410738213 202..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company have filed a patent application for Natural Gas Cause Identification Method. This invention was developed by Xu Tianwu, Fu Dekui, Zhang Yuti, Shi Xiuhua, Chen Fan and Li Jing.
The patent application number is CN202410732006 20240606. The pa..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have submitted a patent application for Method for Determining Dilution Resistance of Plugging Liquid. This invention was developed by Yang Zuguo, Wu Beibei, Shi Xin, He Long, Zhang Jianjun and Chen Youmeng.
The patent application number is CN2024..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company have submitted a patent application for Beam-pumping Unit Belt Slipping Diagnosis Method. Du Zhihong, Gong Xianfeng, Zhang Zheng, Li Zhiqiang, Li Shengqing and Zhou Yi developed the invention.
The patent application number is CN202410739152..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Underground Heat Removal System. Zhao Xiangyang, Zhao Jianjun, Wang Lei, He Jiang, Du Jinlong and Wang Shuolong developed the invention.
..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- Sinopec Energy Saving Tech Service Co Ltd has submitted a patent application for Rectifying Tower Product Carbon Footprint Evaluation Method. This invention was developed by Tian Tao, Yu Hejiang, Wang Shouzhang, Xie Yanli, Kong Zongwei, Wang Zhiyin, Cai Shiyu and Sun Zhibin.
The patent application number ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Polyurethane Foam Filler as Well as Preparation Method and Application Thereof. This invention was developed by Chen Bin, Ma Ming, Sun Jie, Cao Zon..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Basell Poliolefine Italia SpA patent application for Polypropylene Composition Containing Recycled Polyolefin. Hiss Tobias and Cavalieri Claudio developed the invention.
The patent application number is CN202510577037 20250506. The patent publicatio..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received Jiangsu Yidelong Petroleum Machinery patent application for Mud Valve with Anti-blocking Function. Zhang Guangzhou, Liu Hai, Xue Meng, Luo Lianzhong and Xu Jinjie developed the invention.
The patent application number is CN202511240627 20250902. The..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Zhanjiang Branch of China National Offshore Oil has submitted a patent application for Disassembling and Assembling Device and Method for Inner Cylinder Rotor of Offshore Natural Gas Compressor. This invention was developed by Wu Jianwu, Li Xiong, Fu Yongbin, Zhang Long, Li Guoquan, Linghu Changjian, Guo Wei..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- PetroChina has filed a patent application for Water Vapor Discharging Device of Plunger Pump. This invention was developed by Zhang Wei, Xia Qiang, Ma Xiangbo, Yang Lihua, Wang Bo, Wei Dong, Ma Liping, Liu Zhuanyang, Rao Delin, Yang Bo, Li Chunyao, Chi Yu, Tian Baojun, Hong Liang and Fu Mingze.
The patent a..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China University of Petroleum, East China has submitted a patent application for Small Sample Metal Surface Defect Identification Model Based on Metric Element Learning. Wang Shuang, Lyu Chenheng, Zhang Lin, Pang Shanchen, Yuan Yundong, Wang Shudong, Wang Xun, Song Tao and Han Bin developed the invention.
T..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China University of Petroleum, East China has sought patent for Infrared and Visible Light Image Fusion Method Based on Degradation Perception and Frequency Integration. This invention was developed by Zhou Jie.
The patent application number is CN202511214135 20250828. The patent publication number is CN121..
Oil & Gas
| Wed 22 Apr 2026
Canberra, April 22 -- Halliburton Energy Services has submitted a patent application for Lateral Locating Assembly Having One or More Production Ports. This invention was developed by Rodriguez Franklin and Santin Yoann.
The patent application number is AU20230208730 20230118. The patent publication number is AU2023208730 (A1)...
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- PetroChina has submitted a patent application for Shaft Wall Instability Three-dimensional Physical Modeling Method and System Considering Stratum and Borehole Structure. This invention was developed by Guo Jianhua, She Chaoyi, Xia Lianbin, Wang Yangsong, Liu Yuan and Zhang Yuting.
The patent application nu..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- PetroChina has sought patent for Method for Splitting Oil Well Yield by Utilizing Energy, Kh Coefficient and Saturation. This invention was developed by Liu Shasha, Huang Wenfeng, Gao Shanshan, Zhang Jianwei, Zhang Shuangyan, Tang Yajuan, Wang Rui, Zhao Yuzheng, An Zhijun and Wang Guan.
The patent applicati..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China University of Petroleum, East China has sought patent for Deep Carbonate Rock Gas-bearing Prediction Method and Related Equipment. This invention was developed by Zong Zhaoyun, Liu Yilong and Zheng Xuan.
The patent application number is CN202511373235 20250924. The patent publication number is CN12109..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published PetroChina patent application for Well Track Control Method and System, Storage Medium and Equipment. The invention was developed by Yu Chenglin, Wang Zaiming, Pan Junying, Zhou Yan, Xu Xiaofeng, Li Ran, Shen Yuanyuan, Chen Jinxia and Li Zhanwei.
The..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Shengli Oilfield patent application for Gan-based Geologic Body Boundary Feature Intelligent Enhancement Algorithm. The invention was developed by Shao Zhuona, Yang Yong, Luo Hongmei, Zhang Juan, Zhang Zhijing, L..
Oil & Gas
| Wed 22 Apr 2026
Canberra, April 22 -- Australian Patent Office has released Hydril USA Distribution patent application for Multiline Riser Big Bore Connector. This invention was developed by Peralez Andrew, Medina Antonio and Larson Eric.
The patent application number is AU20230365605 20231023. The patent publication number is AU2023365605 (A1..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released China University of Petroleum, East China patent application for Deep Learning Assisted Acceleration Fracturing Construction Parameter Intelligent Real-time Optimization Method. This invention was developed by Zhang Wei, Jin Aoran, Yuan Bin and Zhao Mi..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has published PetroChina patent application for Calculation Method and Device for Time Difference Between Vibroseis and Explosive Source, Equipment and Medium. The invention was developed by Zeng Huahui, Su Qin, Xu Xingrong, Yong Yundong, Wang Lide, Wang Deying, Fe..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- PetroChina has submitted a patent application for Horizontal Well Fracture Porosity Prediction Method and System, Storage Medium and Equipment. This invention was developed by Guo Xiaolong, Lee Hee-chul, Wan Yujin, Bian Haijun, Duan Guifu and Wang Nan.
The patent application number is CN202410736366 2024060..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Northeast Petroleum University has applied Chinese patent for High-gas-content Well Underground Dynamic Gas-liquid Separation Device for Injection and Production in Same Well. Xing Lei, Jiang Minghu, Guan Shuai, Wang Ziling, Qi Hang and Tang Jiacheng developed it.
The patent application number is CN20251154..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has released PetroChina patent application for Soluble Oil Drainage Device. This invention was developed by Yang Bo, Liu Jiangling, Yu Ping, Wu Fei, Gao Zhongmin, Zhang Zongxi, Tong Xiaohuan, Li Qingsong, Xu Jianfeng, Xu Bo, Lin Nianyue, Qiu Jian and Liu Jinbiao.
..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China University of Petroleum, Beijing has submitted a patent application for Wellhead Sealing Device for Oil and Gas Exploitation. Li Xincheng, Yang Xiaoguang and Ma Chun'ai developed the invention.
The patent application number is CN202511420218 20250930. The patent publication number is CN121088332 (A). ..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- Northeast Petroleum University has filed a patent application for Turbine Drill Stator and Rotor Structure with Tooth-shaped Blades. This invention was developed by Sun Xiaofeng, Ding Chengyu, Hou Zhaokai, Zhou Yingcao, Hu Qiaobo and Xu Rui.
The patent application number is CN202511557992 20251029. The pate..
Oil & Gas
| Wed 22 Apr 2026
Canberra, April 22 -- Halliburton Energy Services has submitted a patent application for Method to Detect Real-time Drilling Events. Lopes Pereira Vitor, Porter Aidan James and Herskowitz Lawrence Joseph developed the invention.
The patent application number is AU20200237935 20200110. The patent publication number is AU20202379..
Oil & Gas
| Wed 22 Apr 2026
Canberra, April 22 -- IFP Energies nouvelles has submitted a patent application for Method for Producing a Terephthalate Polyester from a Monomeric Mixture Comprising a Diester. This invention was developed by Thinon Olivier and Gauthier Thierry.
The patent application number is AU20200213861 20200127. The patent publication nu..
Oil & Gas
| Wed 22 Apr 2026
Canberra, April 22 -- Australian Patent Office has received Halliburton Energy Services patent application for Selecting Supplemental Cementitious Materials for Specific Performance Characteristic. Singh John Paul Bir, Pang Xueyu, Yerubandi Krishna Babu, Morgan Ronnie Glen and Pisklak Thomas Jason developed the invention.
The p..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China University of Petroleum, East China has filed a patent application for Small Hole Heat Conduction and Gas Migration Channel Construction System and Method Based on Seabed Horizontal Directional Drilling. This invention was developed by Shi Rengang, Xin Lizhou, Guo Chundi, Nie Suming, Gao Wenwen, Guan X..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China University of Petroleum, East China has applied Chinese patent for Three-dimensional Friction Pendulum Type Shock Insulation Support. Huang Sining and Zhang Shuhe developed it.
The patent application number is CN202511558075 20251029. The patent publication number is CN121088089 (A). International Pat..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 21 -- Sinopec Group Sharing Services Co Ltd has submitted a patent application for Service Request Processing Method and Device. This invention was developed by Jiao Xiaohong, Wang Yong, Fu Dong, Sun Yumin, Li Pengfei, Yang Dong, Liu Chang, Kong Jing and Zhang Lianpeng.
The patent application number is CN202511..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- China University of Petroleum, Beijing has submitted a patent application for Method and Device for Determining Contribution of Hydrocarbon Source Rock Based on Double-peak Area Ratio. This invention was developed by Jiang Fujie, Zhang Yu, Zheng Xiaowei, Qi Zhenguo and Zhou Jingqi.
The patent application nu..
Oil & Gas
| Tue 21 Apr 2026
Beijing, April 22 -- State Intellectual Property Office of China has received China Oilfield Services patent application for Stratum Mobility Correction Method and Device for Anisotropic Stratum Inclined Shaft. Wu Lejun, Zhang Chaohua, Li Xiaodong, Zhang Zhiqiang, Wu Jinbo, Liu Haibo, Cong Junyong, Ma Tianshou, Liu Jinhuan, Li X..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- China University of Petroleum, Beijing has filed a patent application for Natural Silk Fiber Reinforced Functional Ionic Gel as Well as Preparation Method and Application Thereof. This invention was developed by Wang Chunya, Liu Yan, Wang Xilong and Xu Chunming.
The patent application number is CN2025111887..
Oil & Gas
| Wed 22 Apr 2026
Beijing, April 22 -- PetroChina has submitted a patent application for Sio2-oil-absorbing Resin Core-shell Material as Well as Preparation Method and Application Thereof. Zhang Zheng, Luo Lifan, Yan Rentian, Qiu Xiaojiang, Yang Sen and Chen Minhua developed the invention.
The patent application number is CN202410715740 20240604..
Oil & Gas
| Mon 20 Apr 2026
Beijing, April 21 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd patent application for Fatty Alcohol Hydrogenation Catalyst as Well as Preparation and Application Thereof. Zhang Yanxia, Wang Kuo, Sun Jianfeng, Liu Wenjie, Liu T..
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