CN104629094B - 一种疏水淀粉-纳米碳酸钙复合物及制备方法 - Google Patents
一种疏水淀粉-纳米碳酸钙复合物及制备方法 Download PDFInfo
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CN108949126A (zh) * | 2017-05-19 | 2018-12-07 | 中国石油化工股份有限公司 | 一种准噶尔盆地碎屑岩储层保护钻井液 |
CN107502312B (zh) * | 2017-07-11 | 2021-02-02 | 中石化石油工程技术服务有限公司 | 一种基于改性车前籽壳的水基钻井液用降滤失剂及制备方法 |
CN114736660A (zh) * | 2022-05-13 | 2022-07-12 | 西南石油大学 | 一种性能良好的超低渗透封堵剂的制备方法 |
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CN102134476A (zh) * | 2010-01-25 | 2011-07-27 | 中国石油化工集团 | 一种疏水化暂堵钻井液 |
CN102134479A (zh) * | 2010-01-25 | 2011-07-27 | 中国石油化工集团 | 一种钻井液用纳米碳酸钙-淀粉复合物的制备方法 |
US20110230592A1 (en) * | 2009-06-18 | 2011-09-22 | Dongying Taier Petrol Technology Co., Ltd. | Compressible and Highly Flexible Plugging Agent |
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US20110230592A1 (en) * | 2009-06-18 | 2011-09-22 | Dongying Taier Petrol Technology Co., Ltd. | Compressible and Highly Flexible Plugging Agent |
CN102134476A (zh) * | 2010-01-25 | 2011-07-27 | 中国石油化工集团 | 一种疏水化暂堵钻井液 |
CN102134479A (zh) * | 2010-01-25 | 2011-07-27 | 中国石油化工集团 | 一种钻井液用纳米碳酸钙-淀粉复合物的制备方法 |
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Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: SINOPEC Group Patentee after: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY Research Institute Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY Research Institute |
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Effective date of registration: 20230714 Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: SINOPEC Group Patentee after: Drilling fluid technology service center of Sinopec Shengli Petroleum Engineering Co.,Ltd. Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: SINOPEC Group Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY Research Institute |