中国石油天然气股份有限公司，成立于1999年，位于北京市，是一家以从事燃气生产和供应业为主的企 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1282家企业，参与招投标项目496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164个。 金融界2025年6月21日消息，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 限公司申请一项名为"调堵选层方法及系统"的专利，公开号CN120180956A，申请日期为2023年12月。 专利摘要显示，本发明提供一种调堵选层方法及系统，属于油田开发技术领域。该方法包括：获取目标 区块中各网格的基础数据；其中，目标区块包括目标油水井间的所有油层；基于各网格的基础数据和预 建立的离散化动态渗流阻力模型，计算目标油水井间各油层的渗流阻力和平均含水饱和度；基于目标油 水井间各油层的渗流阻力和平均含水饱和度，构建对应各油层的无效循环评价因子；对目标油水井间所 有油层的无效循环评价因子进行排序，基于排序结果，确定调堵油层。解决了人工定性分析难以准确确 定调堵油层的问题，实现了确定 ...

潜能恒信（300191）公告，公司海外全资公司智慧石油投资有限公司与中国海洋石油集团有限公司共同 合作开发的中国南海北部湾22/4合同区涠洲5-3油田开发项目于2025年6月6日正式投产。根据2025年2月 27日智慧石油与中国海油（600938）正式签署的《涠洲5-3油田开发补充协议》，中国海油拥有该项目 51%的权益，智慧石油拥有49%的权益。项目计划部署10口开发井，包括7口生产井、2口注水井、1口 注气井；并将租赁自安装井口平台，新建混输海底管道、海底电缆各一条，并对依托平台进行适应性改 造。预计2026年完成全部10口开发井的钻完井作业并陆续投产，预计2026年实现日产约1万桶油当量的 高峰产量。 ...

Core Viewpoint - China National Offshore Oil Corporation (CNOOC) has achieved a record high oil and gas production of over 3.2 million tons in the first quarter of this year from the Liaodong Bay oilfield group, marking a significant year-on-year increase [1] Group 1: Production and Infrastructure - The Liaodong Bay oilfield group, located in the northern Bohai Sea, has produced over 240 million tons of oil and gas since its first platform was launched in 1992, with a daily production equivalent exceeding 36,000 tons [3] - The oilfield group consists of 19 producing oil and gas fields, over 80 offshore platforms, 3 land terminals, and more than 1,500 production wells, maintaining an annual production of over 10 million tons for 15 consecutive years [3] Group 2: Technological Advancements - CNOOC has overcome various technical challenges in the region, including the development of conventional heavy oil fields and complex geological structures, achieving several "China firsts" in offshore oil development technology [3] - The company has pioneered integrated high-temperature injection and extraction technology for ultra-heavy oil and efficient development techniques for multi-layer heavy oil, leading to the successful production of China's first large-scale ultra-heavy oil field and multi-layer heavy oil field [4] Group 3: Future Development Strategy - CNOOC aims to stabilize production from old oilfields while accelerating the development of new oilfields and enhancing heavy oil extraction, with a target to increase daily crude oil production to over 2,200 tons from the Liaodong Bay oilfield group by 2024 [4] - The company is implementing the largest secondary adjustment project in China's offshore oil sector to boost production from aging oilfields, ensuring a solid foundation for stable production and enhancing energy supply capabilities [4]