CN109796950B - 一种自适应定点封堵复合转向剂及其应用 - Google Patents
一种自适应定点封堵复合转向剂及其应用 Download PDFInfo
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CN110344132B (zh) * | 2019-07-29 | 2021-10-01 | 西安工程大学 | 一种温度控制压裂用暂堵纤维的制备方法 |
CN111892917B (zh) * | 2020-10-09 | 2020-12-11 | 山东科兴化工有限责任公司 | 一种氯化钙基水溶性油田暂堵材料的制备方法 |
CN114907822A (zh) * | 2022-06-08 | 2022-08-16 | 西南石油大学 | 一种封堵剂、多级微纳米封堵钻井液体系及其制备方法 |
CN117264620A (zh) * | 2023-09-19 | 2023-12-22 | 西安石油大学 | 一种油田压裂耐高温可降解暂堵剂及其制备方法 |
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Inventor after: Zhang Yuyuan Inventor after: Wen Qingzhi Inventor after: Zhang Jian Inventor after: Zhang Dongxiao Inventor after: Kang Xiaodong Inventor after: Zhi Jie Wei Inventor after: Mou Shaoyan Inventor after: Huang Cheng Inventor after: Zhang Wei Inventor before: Zhang Yuyuan Inventor before: Wen Qingzhi Inventor before: Zhang Dongxiao Inventor before: Mou Shaoyan Inventor before: Huang Cheng Inventor before: Zhang Wei |
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Effective date of registration: 20200821 Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC RESEARCH INSTITUTE Co.,Ltd. Patentee after: CHINA NATIONAL OFFSHORE OIL Corp. Co-patentee after: Peking University Address before: 100000 No. 5, the Summer Palace Road, Beijing, Haidian District Patentee before: Peking University |