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268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。 中石化石油物探技术研究院有限公司，成立于2022年，位于南京市，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133611.989369万人民币。通过天眼查大数据分析，中石化石油物探技术 研究院有限公司共对外投资了2家企业，参与招投标项目503次，专利信息810条，此外企业还拥有行政 许可14个。 国家知识产权局信息显示，中国石油化工股份有限公司取得一项名为"基于多元信息控制的低频阻抗模 型建立方法和装置"的专利，授权公告号CN120028834B，申请日期为2023年11月。 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 ...

Group 1 - China National Offshore Oil Corporation (CNOOC) and CNOOC Oilfield Services Co., Ltd. applied for a patent for a "Downhole Wireless Data Receiver and Direct Reading System" with publication number CN120498461A, filed on June 2025 [1] - The patent involves a downhole wireless data receiver that includes an electronic circuit assembly, antenna short section assembly, and quartz pressure sensor assembly, designed for measuring pressure and temperature parameters [1] - The components of the wireless data receiver are connected using quick-rotating nuts, allowing for easy disassembly [1] Group 2 - CNOOC was established in 1983, located in Beijing, primarily engaged in oil and gas extraction, with a registered capital of 11,380 million RMB [2] - CNOOC has invested in 45 companies, participated in 5,000 bidding projects, and holds 281 trademark records and 5,000 patent records [2] - CNOOC Oilfield Services Co., Ltd. was founded in 2001, based in Tianjin, focusing on business services, with a registered capital of 477.1592 million RMB [2] - CNOOC Oilfield Services has invested in 11 companies, participated in 5,000 bidding projects, and holds 273 trademark records and 2,376 patent records [2]