Group 1 - The State Intellectual Property Office of China shows that China National Petroleum Corporation (CNPC), China National Petroleum Group Marine Engineering Co., Ltd., and China National Petroleum Group Marine Engineering (Qingdao) Co., Ltd. have applied for a patent titled "Quality Control Method for Prefabrication and Welding of Skirt Piles Applicable to Deepwater Jacket Structures," published under CN121267444A, with an application date of December 2024 [1] - The patent pertains to the field of welding technology and introduces a method for quality control in the prefabrication and welding of skirt piles, which consist of more than N conduits, where N is greater than or equal to 2. The method includes steps such as building a prefabrication platform, layered splicing, and full splicing of conduits, aimed at reducing the number of components and assembly time while ensuring structural strength and improving installation and welding efficiency [1] Group 2 - CNPC was established in 1990 and is based in Beijing, primarily engaged in oil and gas extraction. The company has a registered capital of 48.69 billion RMB and has invested in 107 enterprises, participated in 5,000 bidding projects, and holds 1,447 trademark records and 5,000 patent records [2] - China National Petroleum Group Marine Engineering Co., Ltd. was founded in 2004, also located in Beijing, with a registered capital of 659.353 million RMB. The company has invested in 4 enterprises, participated in 1,983 bidding projects, and holds 16 trademark records and 521 patent records [2] - China National Petroleum Group Marine Engineering (Qingdao) Co., Ltd. was established in 2006 in Qingdao, focusing on general equipment manufacturing, with a registered capital of 500 million RMB. The company has participated in 580 bidding projects and holds 68 patent records [2]

Group 1 - The State Intellectual Property Office of China shows that China National Petroleum Corporation, Beijing Petroleum Machinery Co., Ltd., and China Petroleum Group Kunlun Manufacturing Co., Ltd. have applied for a patent titled "A Precision Unclogging Device and Unclogging Method," with publication number CN121273248A, and application date of July 2024 [1] - The patent pertains to drilling technology in the oil and gas sector, proposing a precision unclogging device that includes a housing, power module, anchoring module, vibration module, and a sound wave transceiver module [1] - The sound wave transceiver module is designed to emit and receive sound signals to identify the location of clogging points in the drill string, controlling the activation and deactivation of the anchoring and vibration modules [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 [2] - The company has made investments in 107 enterprises, participated in 5,000 bidding projects, and holds 1,447 trademark records and 5,000 patent records [2] - Beijing Petroleum Machinery Co., Ltd., founded in 1955, focuses on automotive manufacturing, with a registered capital of approximately 4.48 billion RMB [2] - The company has invested in 3 enterprises, participated in 809 bidding projects, and holds 20 trademark records and 991 patent records [2] - China Petroleum Group Kunlun Manufacturing Co., Ltd., established in 2023, is involved in the oil, coal, and other fuel processing industries, with a registered capital of 580 million RMB [2] - The company has invested in 8 enterprises, participated in 24 bidding projects, and holds 50 patent records [2]

Group 1 - The core point of the article is that China National Petroleum Corporation (CNPC) has applied for a patent for a method and related device for constructing a self-supervised dataset for seismic pre-training large models, indicating a focus on innovation in data processing and model training in the oil and gas sector [1] Group 2 - 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 made investments in 1,296 enterprises and participated in 443 bidding projects, showcasing its extensive involvement in the industry [2] - CNPC holds 38 trademark registrations and 5,000 patent records, along with 168 administrative licenses, reflecting its significant intellectual property portfolio [2]

天眼查资料显示，中国石油化工股份有限公司，成立于2000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12173968.9893万人民币。通过天眼查大数据分析，中国石油化工 股份有限公司共对外投资了267家企业，参与招投标项目5000次，财产线索方面有商标信息45条，专利 信息5000条，此外企业还拥有行政许可41个。 中石化（大连）石油化工研究院有限公司，成立于2022年，位于大连市，是一家以从事研究和试验发展 为主的企业。企业注册资本338459.08万人民币。通过天眼查大数据分析，中石化（大连）石油化工研 究院有限公司共对外投资了1家企业，参与招投标项目2826次，专利信息5000条，此外企业还拥有行政 许可65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。 国家知识产权局信息显示，中国石油化工股份有限公司;中石化（大连）石油化工研究院有限公司申请 一项名为"一种汽油加氢工艺开工方法"的专利，公开号CN121271582A，申请日期为2024年7月。 专利摘要显示，本发明公开了一种汽油加氢工艺开工方法，包括如下内容：（1）汽油加 ...

Group 1 - The State Intellectual Property Office of China shows that China National Petroleum Corporation (CNPC) has applied for a patent titled "Control Circuit for Delayed Shutdown of Main Motor During Cooling Fan Failure," with publication number CN121273669A and application date of July 2024 [1] - The patent involves a control circuit that allows for a delayed shutdown of the main motor for 2 hours after a cooling fan failure, enabling production personnel to switch to a backup pump, thereby significantly reducing the likelihood of main motor shutdown due to cooling fan issues [1] Group 2 - According to Tianyancha data, CNPC was established in 1999 and is based in Beijing, primarily engaged in oil and gas extraction [2] - The company has a registered capital of 18,302,097 million RMB and has invested in 1,296 enterprises, participated in 443 bidding projects, and holds 38 trademark records and 5,000 patent records, along with 168 administrative licenses [2]

Group 1 - The core point of the news is that China National Petroleum Corporation (CNPC) has applied for a patent for an integrated operation string setting method, system, equipment, and medium, aimed at optimizing the efficiency and safety of well preparation operations [1] Group 2 - The patent application was published under the number CN121273235A, with an application date of July 2024 [1] - The method involves constructing a downhole rock debris movement control equation based on wellbore condition data, iteratively calculating the downhole flow field, and establishing a rock debris migration model [1] - The integrated tool string configuration method aims to achieve optimal debris carrying capacity while ensuring safety during deployment, thereby shortening the well preparation cycle [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 made investments in 1,296 enterprises and participated in 443 bidding projects, holding 38 trademark records and 5,000 patent records [2] - CNPC also possesses 168 administrative licenses, indicating a significant operational footprint in the industry [2]

Group 1 - The core point of the article is the patent application by Sinopec for a method to prepare Pb-modified graphite felt electrodes for iron-chromium flow batteries, which aims to enhance battery performance through a cost-effective and simple process [1] - The patent, published as CN121282219A, describes a method involving the deposition of Pb particles on pre-treated graphite felt using an electro-deposition technique, followed by heat treatment [1] - The prepared Pb-modified graphite felt electrodes exhibit excellent electrochemical activity, which can significantly improve the performance of iron-chromium flow batteries [1] Group 2 - Sinopec, established in 2000 and headquartered in Beijing, primarily engages in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [1] - The company has invested in 267 enterprises and participated in 5000 bidding projects, holding 5000 patent records and 45 trademark information [1] - Sinopec (Dalian) Petrochemical Research Institute, founded in 2022 in Dalian, focuses on research and experimental development, with a registered capital of approximately 338.46 million RMB [2] - This research institute has invested in 1 enterprise, participated in 2826 bidding projects, and holds 5000 patent records [2]

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 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。 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"一种含有TPZ-3/MOR共晶分子 筛的催化剂及其制备方法与应用"的专利，公开号CN121266627A，申请日期为2024年7月。 专利摘要显示，本发明提供了一种含有TPZ‑3/MOR共晶分子筛的催化剂及其制备方法与应用。该催化 剂包括粘结剂、金属活性组分、金属助剂以及TPZ‑3/MOR共晶分子筛。该催化剂的制备方法包括：将 TPZ‑3/MOR共晶分子筛和粘结剂混合并成型，然后浸渍于金属活性组分的前驱体溶液中，再浸渍于金 属助剂的前驱体溶液中，之后经活化和还原，得到该含有TPZ‑3/MOR共晶分子筛的 ...

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。 专利摘要显示，本发明属于石油天然气工业技术领域，公开一种气密封螺纹密封性能评价方法、螺纹优 选方法及系统，其中评价方法包括：确定目标接头的结构参数；确定目标接头的密封接触有效长度和密 封面初始过盈量；获得目标接头的上扣扭矩模型；进行上扣扭矩参数敏感性分析，通过分析过盈量和螺 纹摩擦系数对总上扣扭矩和台肩面作用扭矩比例的影响，对螺纹参数进行评价；对目标接头气密封扣进 行有限元分析，并根据有限元分析结果评价相应工况下的螺纹密封性能。本发明集成先进的材料力学、 管柱力学和有限元分析等理论，能够全面评估螺纹接头在不同受载条件下的螺纹强度、螺纹密封性等各 项性能指标，本发明可快速获得不同参数优化的螺纹结构应力值。 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 ...

Group 1 - The core point of the article is that China Petroleum & Chemical Corporation (Sinopec) has obtained a patent for a method of synthesizing diphenylamine, with the patent announcement number CN119661372B and an application date of September 2023 [1] Group 2 - China Petroleum & Chemical Corporation was established in 2000 and is based in Beijing, primarily engaged in oil and gas extraction. The company has a registered capital of approximately 12.17 billion RMB [1] - Sinopec has made investments in 267 companies and participated in 5,000 bidding projects. It holds 45 trademark registrations and 5,000 patent records, along with 41 administrative licenses [1] Group 3 - Sinopec (Dalian) Petrochemical Research Institute Co., Ltd. was established in 2022 and is located in Dalian, focusing on research and experimental development. The registered capital of this subsidiary is approximately 338.46 million RMB [1] - The Dalian research institute has invested in 1 company, participated in 2,826 bidding projects, and holds 5,000 patent records, in addition to 65 administrative licenses [1]