| 发明名称 |
FOAMED WELL CEMENT SLURRIES, ADDITIVES AND METHODS |
| 摘要 |
The present invention provides improved foamed well cement slurries, additives and methods. The foamed well cement slurries are basically comprised of a hydraulic cement, sufficient water to form a pumpable slurry, sufficient gas to form a foam and an effective amount of an additive for foaming the slurry comprised of hydrolyzed keratin.
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| 申请公布号 |
CA2426656(A1) |
申请公布日期 |
2002.05.02 |
| 申请号 |
CA20012426656 |
申请日期 |
2001.10.09 |
| 申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
ZAMORA, FRANK;CROMWELL, ROGER S.;KING, BOBBY J.;GRAY, DENNIS W.;BRENNEIS, CHAD R.;CHATTERJI, JITEN |
| 分类号 |
C04B24/14;C04B28/02;C04B38/10;C09K8/46;C09K8/473;C09K8/70;(IPC1-7):C04B28/02;E21B33/13 |
主分类号 |
C04B24/14 |
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