Group 1 - The State Intellectual Property Office of China has granted a patent for a "Directional Well Tubing Retrieval Process" to Daqing Oilfield Co., Ltd. and China National Petroleum Corporation, with the announcement number CN115874958B and application date in August 2021 [1] - Daqing Oilfield Co., Ltd., established in 2000 and located in Daqing City, focuses on oil and gas extraction, with a registered capital of 4,750 million RMB. The company has invested in 34 enterprises, participated in 5,000 bidding projects, holds 11 trademark registrations, 4,843 patents, and possesses 7,409 administrative licenses [1] - China National Petroleum Corporation, founded in 1999 and based in Beijing, also specializes in oil and gas extraction, with a registered capital of 18,302 million RMB. The company has invested in 1,300 enterprises, participated in 443 bidding projects, holds 38 trademark registrations, 5,000 patents, and has 168 administrative licenses [1]

Core Insights - The Daqing Oilfield has implemented a VR inspection system that significantly reduces the time required for oil well inspections from 1.5 hours to just 15 seconds, allowing workers to complete tasks that previously required 20,000 steps in a fraction of the time [1][2]. Group 1: Digital Transformation - The "Tianyan, Numerical Control, and Geological Model Integration" management system has digitized the operations of 218 oil-water wells and 8 stations, allowing for precise control of water mixing at transfer stations, which can now be managed through a computer interface [2]. - The Daqing Oilfield has achieved full digital coverage in its oil extraction teams, marking a significant step in its digital transformation journey [2]. Group 2: Operational Efficiency - The new digital systems have not diminished the importance of manual inspections; instead, they complement the experience of veteran workers, ensuring that both technology and human expertise are utilized effectively [5]. - The AI model "Xingbei Xiaozhi" developed by the oil extraction plant can provide immediate troubleshooting solutions and safety protocol interpretations, maintaining a 100% equipment integrity and data accuracy rate [5]. Group 3: Future Developments - By 2024, the team plans to complete low-cost IoT upgrades for small stations, achieving a fully unmanned operation model that emphasizes centralized monitoring and intelligent diagnostics [4].

Group 1 - The State Intellectual Property Office of China granted a patent for a "micro gas measurement device in gold pipe thermal simulation experiments" to Daqing Oilfield Co., Ltd. and China National Petroleum Corporation, with the announcement number CN118518178B and application date of February 2023 [1] - Daqing Oilfield Co., Ltd., established in 2000 and located in Daqing City, focuses on oil and gas extraction, with a registered capital of 4,750 million RMB. The company has invested in 34 enterprises, participated in 5,000 bidding projects, holds 11 trademark records, 4,843 patent records, and possesses 7,409 administrative licenses [1] - China National Petroleum Corporation, founded in 1999 and based in Beijing, also specializes in oil and gas extraction, with a registered capital of 18,302.097 million RMB. The company has invested in 1,300 enterprises, participated in 443 bidding projects, holds 38 trademark records, 5,000 patent records, and has 168 administrative licenses [1]

Group 1 - Daqing Oilfield Co., Ltd. and China National Petroleum Corporation have obtained a patent for a method and device for evaluating the mobility of shale oil using two-dimensional nuclear magnetic resonance [1] - Daqing Oilfield Co., Ltd. was established in 2000, located in Daqing City, with a registered capital of 4,750 million RMB [1] - Daqing Oilfield Co., Ltd. has made investments in 34 companies and participated in 5,000 bidding projects, holding 11 trademark registrations and 7,409 administrative licenses [1] Group 2 - China National Petroleum Corporation was established in 1999, located in Beijing, with a registered capital of 18,302.097 million RMB [1] - China National Petroleum Corporation has invested in 1,300 companies, participated in 443 bidding projects, holds 38 trademark registrations, 5,000 patent registrations, and 168 administrative licenses [1]

Group 1 - The core point of the article highlights that China National Petroleum Corporation Bohai Drilling Engineering Co., Ltd. has obtained a patent for a "tail pipe hanger with sand clearing and anti-sand functions," with the authorization announcement number CN120968472B and an application date of October 2025 [1] - China National Petroleum Corporation Bohai Drilling Engineering Co., Ltd. was established in 2008, located in Tianjin, and primarily engages in oil and gas extraction, with a registered capital of 1,621.4 million RMB [1] - The company has participated in 5,000 bidding projects and holds 3,378 patents, along with 10 trademark registrations and 83 administrative licenses [1] Group 2 - China National Petroleum Corporation, established in 1990 and based in Beijing, also focuses on oil and gas extraction, with a registered capital of 48,690 million RMB [1] - This parent company has invested in 110 enterprises, participated in 5,000 bidding projects, and holds 5,000 patents, along with 1,436 trademark registrations and 28 administrative licenses [1]

国家知识产权局信息显示，中国石油天然气集团有限公司、中国石油集团川庆钻探工程有限公司取得一 项名为"大型企业内部自开发信息系统代码的安全测评方法及系统"的专利，授权公告号 CN115964713B，申请日期为2021年10月。 天眼查资料显示，中国石油天然气集团有限公司，成立于1990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48690000万人民币。通过天眼查大数据分析，中国石油天然气集 团有限公司共对外投资了110家企业，参与招投标项目5000次，财产线索方面有商标信息1436条，专利 信息5000条，此外企业还拥有行政许可28个。 中国石油集团川庆钻探工程有限公司，成立于2008年，位于成都市，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1160000万人民币。通过天眼查大数据分析，中国石油集团川庆钻探工程有 限公司共对外投资了12家企业，参与招投标项目4298次，专利信息4343条，此外企业还拥有行政许可32 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 ...

中新网呼伦贝尔2月17日电 题：北纬48度极寒除夕最北石油人守护能源"生命线" 大庆油田呼伦贝尔分公司苏131作业区采油队员工紧固油井盘根，检查井口油压数据。 马婧 摄 14时50分，抢险队伍抵达现场。大家各司其职、配合默契：一组人沿管线细致排查，精准定位冻堵点 位、核实冻堵范围；一组人快速搬运电解堵装置，并迅速对接需要解堵管线的首末端；一组人连接变压 器，确保线路安全可靠后，立即通电解冻。 作者 史轶夫 薛丹 北纬48度，呼伦贝尔草原腹地，2月16日除夕午后的气温已跌至零下35摄氏度。这并不是一个适合停留 的温度，但总有一抹抹红色的身影，在这茫茫雪地里坚定前行——他们是大庆油田呼伦贝尔分公司苏 131作业区的石油人，用坚守守护着能源动脉的畅通。 14时30分，苏131作业区生产指挥中心主任窦延波和采油队队长代明光，踩着没过脚踝的积雪，对辖区 重点管线开展徒步巡检。寒风中，两人呼吸瞬间凝霜，挂满睫毛帽檐，厚重工服挡不住严寒，他们却始 终放慢脚步，俯身查看每一处管线接口、每一台设备仪表。 "除夕值守稳当，今年肯定顺顺利利！"代明光搓了搓冻僵的双手，哈着白气和窦延波搭话，语气里藏着 对新年的期许。 话音刚落，两人 ...

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，大庆油田有限责任公司，成立于2000年，位于大庆市，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4750000万人民币。通过天眼查大数据分析，大庆油田有限责任公司共 对外投资了34家企业，参与招投标项目5000次，财产线索方面有商标信息11条，专利信息4843条，此外 企业还拥有行政许可7409个。 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1300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，大庆油田有限责任公司、中国石油天然气股份有限公司取得一项名为"一种 页岩原始地层水中离子含量的分析方法和装置"的专利，授权公告号CN121347716B，申请日期为2025年 12月。 ...

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1300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，大庆油田有限责任公司、中国石油天然气股份有限公司取得一项名为"非氧 化型弱酸性聚丙烯酰胺降解剂及其制备、使用方法"的专利，授权公告号CN119662231B，申请日期为 2023年9月。 天眼查资料显示，大庆油田有限责任公司，成立于2000年，位于大庆市，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4750000万人民币。通过天眼查大数据分析，大庆油田有限责任公司共 对外投资了34家企业，参与招投标项目5000次，财产线索方面有商标信息11条，专利信息4843条，此外 企业还拥有行政许可7409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 ...

Core Viewpoint - The article highlights the critical role of the Liaohe Gas Storage Facility in ensuring stable natural gas supply during the Chinese New Year, emphasizing the dedication of the staff in maintaining operations during peak demand periods [1][2]. Group 1: Operational Highlights - The Liaohe Gas Storage Facility, particularly the Shuangtaizi Gas Storage, is the largest in the Liaohe storage group and serves as a key hub for natural gas supply to seven provinces, including Beijing, Tianjin, and Liaoning [1]. - During the Chinese New Year, the expected total gas extraction is nearly 100 million cubic meters, sufficient to meet the needs of over 20 million households [1]. - Staff members conduct inspections every four hours during their shifts, with each round taking approximately one and a half hours to complete [2]. Group 2: Employee Commitment - The night shift leader, Lü Jiangang, emphasizes the importance of personal involvement in the first inspection of the day for peace of mind, reflecting a strong commitment to safety and operational integrity [2]. - The working conditions during the night shift can be harsh, with temperatures dropping to -10°C, yet employees remain dedicated to their tasks despite the challenges [2]. - Lü Jiangang has been working at the Shuangtaizi Gas Storage for six years, expressing a sense of fulfillment in ensuring that families can enjoy a warm and peaceful New Year, despite personal sacrifices [2].