| 发明名称 |
HIGH-TEMPERATURE HIGH-PRESSURE RESERVOIR DRILLING FLUID |
| 摘要 |
A drilling fluid, comprising an aqueous continuous phase, a polymeric fluid loss control agent formed from at least an acrylamide monomer, and a sulfonated anionic monomer, and a gelling material comprising at least one of clay or a cross-linked polyvinylpyrrolidone. |
| 申请公布号 |
US2015191640(A1) |
申请公布日期 |
2015.07.09 |
| 申请号 |
US201514591455 |
申请日期 |
2015.01.07 |
| 申请人 |
M-I, L.L.C. |
发明人 |
Lee Lijein;Panamarathupalayam Balakrishnan;Chinwangso Pawilai |
| 分类号 |
C09K8/24;E21B43/04;E21B43/16;E21B7/00 |
主分类号 |
C09K8/24 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A drilling fluid, comprising:
an aqueous continuous phase; a polymeric fluid loss control agent formed from at least an acrylamide monomer, and a sulfonated anionic monomer; and a gelling material comprising at least one of clay or a cross-linked polyvinylpyrrolidone. |
| 地址 |
Houston TX US |
