| 发明名称 |
DISPERSANT COMPOSITIONS FOR SUBTERRANEAN WELL DRILLING AND COMPLETION |
| 摘要 |
A dispersant for drilling fluids, spacer fluids, completion fluids, cement slurries and mixtures of drilling fluids and cement slurries used for drilling and cementing subterranean wells.
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| 申请公布号 |
CA2081465(A1) |
申请公布日期 |
1991.10.27 |
| 申请号 |
CA19912081465 |
申请日期 |
1991.04.03 |
| 申请人 |
ATLANTIC RICHFIELD COMPANY |
发明人 |
BLOYS, JAMES B.;MORGAN, RICHARD F. |
| 分类号 |
C04B24/16;C09K8/24;C09K8/46;(IPC1-7):C09K7/02;E21B21/00;C08F222/06;E21B33/13 |
主分类号 |
C04B24/16 |
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