金融界2025年8月1日消息,国家知识产权局信息显示,陕西延长石油(集团)有限责任公司取得一项名为“考虑砂岩隔层的泥岩盖层封闭性能表征方法”的专利,授权公告号CN115561818B,申请日期为2022年10月。天眼查资料显示,陕西延长石油(集团)有限责任公司,成立于1996年,位于延安市,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1000000万人民币。通过天眼查大数据分析,陕西延长...
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