CN109810678B - 钻井液用基于纳米纤维复合物的泥页岩地层封堵剂及制备方法 - Google Patents
钻井液用基于纳米纤维复合物的泥页岩地层封堵剂及制备方法 Download PDFInfo
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CN110157393B (zh) * | 2019-05-06 | 2021-11-16 | 滨州学院 | 钻井液用纳米纤维-黄原胶复合物提粘提切剂及制备方法 |
CN112239658B (zh) * | 2019-07-18 | 2022-07-19 | 中石化石油工程技术服务有限公司 | 一种基于纳米纤维-壳聚糖复合物的钻井液用降滤失剂及制备方法 |
CN112239653B (zh) * | 2019-07-18 | 2022-07-08 | 中石化石油工程技术服务有限公司 | 一种基于纳米纤维-疏水淀粉复合物的钻井液用降滤失剂及制备方法 |
CN112239662B (zh) * | 2019-07-18 | 2022-07-12 | 中石化石油工程技术服务有限公司 | 一种纳-微米纤维组合的钻井液用清扫剂及制备方法 |
CN111234785B (zh) * | 2020-03-19 | 2022-03-18 | 中国石油天然气集团有限公司 | 水基钻井液用纳米封堵剂及其制备方法以及水基钻井液 |
CN111777997B (zh) * | 2020-09-07 | 2021-01-05 | 胜利油田胜利化工有限责任公司 | 一种钻井液抑制防塌剂的制备方法 |
CN112940695B (zh) * | 2021-02-22 | 2022-03-29 | 西南石油大学 | 页岩地层用纤维二氧化硅复合微球和钻井液及其制备方法和应用 |
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