Workflow
天然气开采
icon
Search documents
中石化申请无色聚酰亚胺薄膜制备方法及薄膜与应用专利,为提高无色透明聚酰亚胺膜综合性能提供可行性
Sou Hu Cai Jing· 2025-07-08 06:56
金融界2025年7月8日消息,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(上海)石 油化工研究院有限公司申请一项名为"一种无色聚酰亚胺薄膜制备方法与得到的无色聚酰亚胺薄膜及其 应用"的专利,公开号CN120271862A,申请日期为2024年01月。 专利摘要显示,本发明公开了一种无色聚酰亚胺薄膜的制备方法与得到的聚酰亚胺薄膜及其应用,所述 制备方法包括:(1)分别获得柔性聚酰胺酸溶液A和刚性聚酰胺酸溶液B;(2)对所述柔性聚酰胺酸溶液A 进行(部分)亚胺化处理,得到柔性聚酰胺酸(部分)亚胺化体系;(3)将步骤(2)所述柔性聚酰胺酸(部分)亚 胺化体系与刚性聚酰胺酸溶液B混合,搅拌,得到铸膜液;(4)对所述铸膜液进行涂覆成膜和亚胺化处 理,得到所述聚酰亚胺薄膜。这类材料的开发与应用为提高无色透明聚酰亚胺膜综合性能提供了可行 性。 来源:金融界 中石化(上海)石油化工研究院有限公司,成立于2022年,位于上海市,是一家以从事科技推广和应用 服务业为主的企业。企业注册资本49800万人民币。通过天眼查大数据分析,中石化(上海)石油化工 研究院有限公司共对外投资了2家企业,参与招投标项目350次,专利 ...
中石化南京化工研究院取得制备聚己内酯形状记忆材料相关专利
Sou Hu Cai Jing· 2025-07-08 04:46
Group 1 - The State Intellectual Property Office of China granted a patent for "Preparation of Polycaprolactone Shape Memory Materials and Their Preparation Methods and Applications" to Sinopec Nanjing Chemical Research Institute Co., Ltd., China Petroleum & Chemical Corporation, and Sinopec Group Nanjing Chemical Industry Co., Ltd. The patent announcement number is CN116041680B, with an application date of October 2022 [1][2][3] Group 2 - Sinopec Nanjing Chemical Research Institute Co., Ltd. was established in 1994, located in Nanjing, with a registered capital of 80 million RMB. The company has made investments in 3 enterprises, participated in 461 bidding projects, and holds 1,649 patent records [1] - China Petroleum & Chemical Corporation was founded in 2000, based in Beijing, with a registered capital of approximately 12,173.97 million RMB. The company has invested in 263 enterprises, engaged in 5,000 bidding projects, and possesses 5,000 patent records [1] - Sinopec Group Nanjing Chemical Industry Co., Ltd. was established in 1985, also located in Nanjing, with a registered capital of approximately 2,402.15 million RMB. The company has invested in 16 enterprises, participated in 5,000 bidding projects, and holds 569 patent records [2]
中石化申请制备苯酐的方法和器外活化的方法和应用专利,降低企业运营成本
Sou Hu Cai Jing· 2025-07-08 04:05
Group 1 - The core viewpoint of the article is that Sinopec has applied for a patent related to the preparation of phthalic anhydride, which could significantly reduce operational costs and improve efficiency in production [1][3] - The patent application, titled "Method for Preparing Phthalic Anhydride and Method and Application for Extracorporeal Activation," was filed on January 2024 [1] - The method involves activating a catalyst in an oxygen-containing atmosphere at a pressure of at least 0.2 bar, which allows for a rapid increase in the concentration of raw materials such as ortho-xylene and/or naphthalene [1] Group 2 - Sinopec, established in 2000, is primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [1] - The company has invested in 263 enterprises and participated in 5,000 bidding projects, holding 45 trademark records and 5,000 patent records [1] - Sinopec (Beijing) Chemical Research Institute Co., Ltd., founded in 2021, focuses on the manufacturing of chemical raw materials and products, with a registered capital of 100 million RMB [2] - The research institute has invested in 4 enterprises and participated in 1,149 bidding projects, holding 16 trademark records and 1,622 patent records [2]
中石化申请石墨烯分散液及固井水泥复合材料制备方法专利,所得石墨烯在高温条件下稳定性更好
Sou Hu Cai Jing· 2025-07-08 03:13
专利摘要显示,本发明涉及固井和新材料技术领域,公开了一种石墨烯分散液的制备方法,该石墨烯分 散液用于制备固井水泥复合材料,包括以下步骤:S1、采用硫酸盐电解液,在电压作用下,对石墨片 材进行插层和电解剥离,得到电解剥离石墨烯;S2、将电解剥离石墨烯分散于水中,并调节其pH值, 得到电解剥离石墨烯分散液。本发明还公开了一种由上述制备方法制得的石墨烯分散液、包含上述的石 墨烯分散液的固井水泥复合材料及其制备方法。 金融界2025年7月8日消息,国家知识产权局信息显示,中国石油化工股份有限公司;中石化石油工程技 术研究院有限公司申请一项名为"一种石墨烯分散液及其制备方法、固井水泥复合材料及其制备方法"的 专利,公开号CN120247001A,申请日期为2024年01月。 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263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40个。 中 ...
中石化申请压裂裂缝参数优化方法及装置专利,为后续压裂设计提供更好的模型支撑
Sou Hu Cai Jing· 2025-07-08 02:22
金融界2025年7月8日消息,国家知识产权局信息显示,中国石油化工股份有限公司;中石化石油工程技 术研究院有限公司申请一项名为"一种压裂裂缝参数的优化方法及装置"的专利,公开号 CN120257498A,申请日期为2024年01月。 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263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40个。 中石化石油工程技术研究院有限公司,成立于2022年,位于北京市,是一家以从事研究和试验发展为主 的企业。企业注册资本30000万人民币。通过天眼查大数据分析,中石化石油工程技术研究院有限公司 共对外投资了3家企业,参与招投标项目688次,财产线索方面有商标信息15条,专利信息745条,此外 企业还拥有行政许可18个。 来源:金融界 专利摘要显示,本申请提供的一种压裂裂缝参数的优化方法及装置,方法包括:构建地质构造模型、属 性模型及天然裂缝 ...
中石化申请监测暂堵压裂效果的方法及应用专利,实现暂堵压裂效果的准确评价
Sou Hu Cai Jing· 2025-07-07 04:34
中石化石油工程技术研究院有限公司,成立于2022年,位于北京市,是一家以从事研究和试验发展为主 的企业。企业注册资本30000万人民币。通过天眼查大数据分析,中石化石油工程技术研究院有限公司 共对外投资了3家企业,参与招投标项目688次,财产线索方面有商标信息15条,专利信息728条,此外 企业还拥有行政许可18个。 来源:金融界 专利摘要显示,本发明公开了一种监测暂堵压裂效果的方法及应用,涉及石油工程技术领域,所述方法 包括:在压裂液中随着压裂砂加入A型球形颗粒;在暂堵过程中,添加暂堵球后,随着压裂砂加入B型 球形颗粒;压裂结束后,使用声波测井仪器沿井筒测量监测段声波响应,识别A型球形颗粒和B型球形 颗粒所处裂缝位置;在生产阶段,通过井口取返排液样,测定A型球形颗粒和B型球形颗粒的浓度占 比,确定暂堵压裂前后裂缝的产出占比。本发明的监测暂堵压裂效果的方法可以通过声波测井仪器和示 踪剂检测实现暂堵压裂效果的准确评价。 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 ...
中石化申请一种C4烃类选择性氧化制备顺酐的方法和系统专利,使正丁烷转化率保持在40-60%
Sou Hu Cai Jing· 2025-07-07 01:48
中石化(北京)化工研究院有限公司,成立于2021年,位于北京市,是一家以从事化学原料和化学制品 制造业为主的企业。企业注册资本10000万人民币。通过天眼查大数据分析,中石化(北京)化工研究 院有限公司共对外投资了4家企业,参与招投标项目1134次,财产线索方面有商标信息16条,专利信息 1604条,此外企业还拥有行政许可937个。 来源:金融界 专利摘要显示,本发明公开了一种C4烃类选择性氧化制备顺酐的方法,包括:于串联的第一级反应器 和第二级反应器内进行,在第一级反应器和第二级反应器内各自独立地设置有一根或多根反应管,其 中,第一级反应器内反应管的长径比小于第二级反应器内反应管的长径比,第一级反应器的(熔盐)温度 小于第二级反应器的(熔盐)温度。在本发明中,采用两级反应器串联,第一级反应器采用长径比小的反 应管,低熔盐反应温度,使用低活性、高选择性催化剂,使正丁烷转化率保持在40-60%,对应顺酐选 择性在60-80%;第二级反应器采用长径比大的反应管,高熔盐反应温度,使用高活性催化剂,使未反 应的正丁烷进一步转化。 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 ...
巴西国家石油公司考虑出售巴伊亚州陆上油田
news flash· 2025-07-06 03:53
当地时间7月5日,巴西国家石油公司首席执行官玛格达.尚布里亚特(Magda Chambriard)表示,公司正在 评估对其位于巴西东北部巴伊亚州的陆上油田集群的多种选项,其中包括出售。她补充称,任何决策都 将以回报率和股东利益为优先考量。(界面) ...
中石化申请盐穴型储气库提压运行可行性评价方法等专利,从整体上使盐穴型储气库的库容得到最大程度的利用
Sou Hu Cai Jing· 2025-07-05 11:54
Group 1 - The core viewpoint of the news is that China Petroleum & Chemical Corporation (Sinopec) has applied for a patent related to the feasibility evaluation method, device, and electronic equipment for pressure operation in salt cavern gas storage [1] - The patent application was filed on January 2024, and the publication number is CN120258581A [1] - The invention pertains to the field of oil and gas resource storage and transportation technology, focusing on evaluating the pressure operation potential of gas storage wells [1] Group 2 - China Petroleum & Chemical Corporation was established in 2000, located in Beijing, primarily engaged in oil and gas extraction, with a registered capital of approximately 12.17 billion RMB [2] - The company has made investments in 263 enterprises and participated in 5,000 bidding projects, holding 45 trademark records and 5,000 patent records [2] - Sinopec Petroleum Engineering Technology Research Institute, established in 2022, focuses on research and experimental development, with a registered capital of 300 million RMB [2] - The research institute has invested in 3 enterprises, participated in 688 bidding projects, and holds 15 trademark records and 728 patent records [2]
中石油管道工程公司等申请基于单管数学模型的管道线路设计方法专利,显著提高敷设设计精度和效率
Jin Rong Jie· 2025-07-05 04:06
Group 1 - China Petroleum Pipeline Engineering Co., Ltd., China National Petroleum Corporation, and China Petroleum Pipeline Bureau Engineering Co., Ltd. have applied for a patent titled "A Pipeline Route Design Method Based on a Single Pipe Mathematical Model" [1] - The patent application was published under CN120257547A with an application date of June 2025 [1] - The patent outlines a method that includes steps such as determining a three-dimensional longitudinal section and UCS coordinate system based on the actual three-dimensional model of the pipeline installation target area [1] Group 2 - China Petroleum Pipeline Engineering Co., Ltd. was established in 1995, located in Langfang City, with a registered capital of 60 million RMB [2] - The company has participated in 1,883 bidding projects and holds 637 patents [2] - China National Petroleum Corporation was founded in 1990, located in Beijing, with a registered capital of 48,690 million RMB [2] - This corporation has invested in 113 companies and participated in 5,000 bidding projects, holding 5,000 patents [2] - China Petroleum Pipeline Bureau Engineering Co., Ltd. was established in 2000, also located in Langfang City, with a registered capital of 500,670.44 million RMB [2] - The company has invested in 34 enterprises and participated in 5,000 bidding projects, holding 1,307 patents [2]