Group 1 - The core point of the article is that China Petroleum & Chemical Corporation (Sinopec) and Sinopec Yangzi Petrochemical Company have applied for a patent for a method to produce high melt strength polypropylene, which aims to enhance production efficiency without increasing energy consumption or material costs [1][2] Group 2 - The patent application, published as CN121319282A, was filed on July 2024 and describes a multi-reactor polymerization process that incorporates a crosslinking agent in the final reactor, which is a gas-phase polymerization reactor [1] - The production method allows for the simultaneous achievement of high melt strength polypropylene, eliminating the need for secondary processing that was previously required for crosslinking modification [1] Group 3 - Sinopec, established in 2000 and headquartered in Beijing, primarily engages in oil and gas extraction, with a registered capital of approximately 121.74 billion RMB [1] - Sinopec has invested in 269 companies, participated in 5000 bidding projects, and holds 5000 patent records along with 45 trademark registrations [1] Group 4 - Sinopec Yangzi Petrochemical Company, founded in 2006 and located in Nanjing, focuses on oil, coal, and other fuel processing, with a registered capital of approximately 156.51 billion RMB [2] - The company has invested in 13 enterprises, participated in 5000 bidding projects, and holds 1030 patent records along with 20 trademark registrations [2]

Group 1 - The core point of the article is the application for a patent by China National Petroleum Corporation and China Petroleum Group Chuanqing Drilling Engineering Company for a high-speed shear pulse generator used in drilling measurement, which aims to improve the efficiency and simplicity of drilling operations [1] Group 2 - China National Petroleum Corporation, established in 1990, is primarily engaged in oil and gas extraction, with a registered capital of 48.69 billion RMB. The company has invested in 107 enterprises and participated in 5,000 bidding projects, holding 1,443 trademark records and 5,000 patent records [2] - China Petroleum Group Chuanqing Drilling Engineering Company, founded in 2008, also focuses on oil and gas extraction, with a registered capital of 1.16 billion RMB. The company has invested in 12 enterprises and participated in 4,204 bidding projects, holding 4,326 patent records [2]

Group 1 - China National Petroleum Corporation (CNPC) has obtained a patent for a device and method for measuring the geometric dimensions of a three-way valve, with the authorization announcement number CN120760595B and an application date of December 2024 [1] - CNPC, established in 1990 and headquartered in Beijing, primarily engages in oil and gas extraction, with a registered capital of 48.69 billion RMB [1] - CNPC has invested in 107 companies, participated in 5,000 bidding projects, and holds 1,443 trademark records and 5,000 patent records, along with 28 administrative licenses [1] Group 2 - China National Petroleum Engineering Materials Research Institute Co., Ltd., established in 2021 and located in Xi'an, focuses on specialized equipment manufacturing, with a registered capital of 67.911 million RMB [1] - The Research Institute has invested in 4 companies, participated in 1,698 bidding projects, and holds 15 trademark records and 847 patent records, along with 16 administrative licenses [1] Group 3 - Beijing Longsheng Taike Petroleum Pipe Technology Co., Ltd., founded in 2004 and based in Beijing, specializes in technology promotion and application services, with a registered capital of 20 million RMB [2] - The company has participated in 218 bidding projects, holds 194 patent records, and has 7 administrative licenses [2]

Group 1 - The core point of the article is that China National Petroleum Corporation (CNPC) has applied for a patent related to oilfield reserve assessment and asset impairment warning management, which aims to enhance the management level of oil and gas reserves and assets in aging oilfields [1] Group 2 - The patent application, titled "Method and Device for Fusion Management of Oilfield Reserve Assessment and Asset Impairment Warning," was published under CN121329461A and was filed on July 2024 [1] - The method involves obtaining basic data, segmenting oilfields into multiple sub-units, calculating the remaining economically recoverable reserves for each sub-unit, and determining key monitoring units based on higher depletion rates [1] - The patent also includes calculating the reserve value of key monitoring units as the present value of future net cash flows and issuing warning information for units experiencing asset impairment [1] Group 3 - CNPC was established in 1999 and is primarily engaged in the oil and natural gas extraction industry, with a registered capital of 18,302,097,000 RMB [2] - The company has invested in 1,296 enterprises and participated in 443 bidding projects, holding 38 trademark records and 5,000 patent records, along with 168 administrative licenses [2]

Group 1 - China National Offshore Oil Corporation (CNOOC) has applied for a patent related to a simulation method for fine particle aggregation and migration in porous media, with publication number CN121328250A and application date set for September 2025 [1] - The patent involves a simulation technology that creates a Discrete Element Model (DEM) based on a linear dipole model, fluid in porous media, and multiple coarse and fine particles [1] - The simulation method iteratively calculates porosity, flow rate, and pressure data until certain stopping conditions are met, allowing for the simulation of fine particle aggregation phenomena and migration characteristics [1] Group 2 - CNOOC was established in 1983 and is primarily engaged in oil and gas extraction, with a registered capital of 11,380 million RMB [2] - CNOOC has made investments in 44 companies, participated in 5,000 bidding projects, and holds 280 trademark records and 5,000 patent records [2] - CNOOC Research Institute, founded in 2000, also focuses on oil and gas extraction with a registered capital of 172.707 million RMB, having participated in 855 bidding projects and holding 1,579 patent records [2]

国家知识产权局信息显示，中国石油天然气股份有限公司申请一项名为"储气库四维动态地质力学模拟 方法"的专利，公开号CN121328165A，申请日期为2024年7月。 来源：市场资讯 专利摘要显示，本发明公开了储气库四维动态地质力学模拟方法，该方法包括：获取储气库的一维地质 力学模型和油藏数模模型，根据所述一维地质力学模型和油藏数值模型依次建立地质力学网格、建立材 料库和建立力学模型属性体，构建三向应力静态模型；设置压力场、温度场、饱和度场和边界条件，按 时间步对不同时期的地应力状态进行动态的仿真模拟。本发明能够建立反映地下四维动态应力场和变形 场的地质力学模型。 天眼查资料显示，中国石油天然气股份有限公司，成立于1999年，位于北京市，是一家以从事石油和天 然气开采业为主的企业。企业注册资本18302097万人民币。通过天眼查大数据分析，中国石油天然气股 份有限公司共对外投资了1296家企业，参与招投标项目443次，财产线索方面有商标信息38条，专利信 息5000条，此外企业还拥有行政许可168个。 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 ...

中国石油集团西部钻探工程有限公司，成立于2008年，位于克拉玛依市，是一家以从事开采专业及辅助 性活动为主的企业。企业注册资本1086100万人民币。通过天眼查大数据分析，中国石油集团西部钻探 工程有限公司共对外投资了6家企业，参与招投标项目5000次，财产线索方面有商标信息6条，专利信息 2282条，此外企业还拥有行政许可29个。 声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 来源：市场资讯 专利摘要显示，本发明涉及石油开发技术领域，是一种不停井变流量变压力试井曲线拟合方法，其收集 整理地质、工程参数，对地质工程参数进行收集和整理；明确输入输出参数，根据数据的可性度对数据 进行分析，明确其输入和输出参数；应用试井动态反演参数，利用试井曲线拟合对试井测试数据进行有 效缝网参数反演；应用产量压力耦合动态反演参数，利用产量压力耦合曲线拟合对生产动态数据进行有 效缝网参数反演；利用产量压力耦合反演结果与试井动态反演结果进行相互约束，最终输出有效缝网参 数反演结果。本发明可以快速和准确的实现试井曲线拟合，为现代试井分析方法的应用提供理论及技术 支撑。 天眼查资料显示，中国 ...

Group 1 - The core viewpoint of the news is that China National Petroleum Corporation (CNPC) has applied for a patent related to a method for evaluating the production potential of shale gas wells, which aims to enhance the reliability and accuracy of such assessments [1]. Group 2 - CNPC was established in 1999 and is primarily engaged in the oil and natural gas extraction industry, with a registered capital of 18,302,097,000 RMB [2]. - The company has made investments in 1,296 enterprises and participated in 443 bidding projects, holding 38 trademark records and 5,000 patent records, along with 168 administrative licenses [2].

Core Viewpoint - The documentary highlights the increasing efforts of China's disciplinary inspection and supervision agencies in combating cross-border corruption, utilizing big data and information technology to uncover and investigate numerous cases, including that of Li Yong, a former executive at China National Offshore Oil Corporation (CNOOC) [1][12]. Group 1: Corruption Case of Li Yong - Li Yong, who worked in the oil sector for nearly 40 years, is suspected of serious corruption, with significant amounts of bribe money hidden overseas [3][5]. - The investigation into Li Yong was initiated after receiving tips about his activities, leading to a comprehensive analysis of his business dealings and the identification of suspicious transactions involving a businessman named Ren Fengde [3][7]. - Li Yong and Ren Fengde, who have a long-standing personal and professional relationship, engaged in a scheme where Ren acted as a "white glove" to facilitate bribe payments while obscuring Li's involvement [5][8]. Group 2: Investigation and Legal Consequences - The investigation revealed that Li Yong received millions of dollars in bribes, which were then funneled through complex offshore banking routes to evade detection [7][12]. - Li Yong was ultimately sentenced to 14 years in prison for bribery, with a fine of 3 million yuan, and all overseas illicit funds were successfully recovered [10][12]. - The case underscores the importance of international cooperation in anti-corruption efforts and the use of technology to track and recover illicit assets, marking a significant step in addressing cross-border corruption [12].

Group 1 - The core point of the article is that China National Petroleum Corporation (CNPC) has applied for a patent for a "passivated nickel-based hydrogenation catalyst and its preparation method and application," indicating innovation in catalyst technology [1] - The patent application was filed on July 2024, with the publication number CN121314697A [1] - The passivated nickel-based hydrogenation catalyst includes a reduced nickel-based catalyst, a first passivating agent occupying part of the pore channels, and a protective layer formed by a second passivating agent on the catalyst surface [1] Group 2 - The first passivating agent consists of high melting point wax, while the second passivating agent contains low melting point wax, with their respective contents being 0.5-15% and 0.1-5% of the total weight of the catalyst [1] - The mechanical strength of the catalyst is improved through passivation, reducing risks during storage and transportation, and allowing for a "slow release" of initial activity during use [1] - The preparation method of the catalyst is characterized by controllable passivation levels, direct feed operation, and shortened startup periods [1] Group 3 - CNPC was established in 1999 and is primarily engaged in oil and gas extraction, with a registered capital of 18,302,097,000 RMB [2] - The company has invested in 1,296 enterprises and participated in 443 bidding projects, holding 38 trademark records and 5,000 patent records [2] - Additionally, CNPC possesses 168 administrative licenses [2]