| 发明名称 |
Method of cementing subterranean zones |
| 摘要 |
<p>Subterranean zones penetrated by a well bore are cemented using a foamed cement composition comprised of hydraulic cement, a non-dispersing set retarder comprised of a mixture of lignosulfonate, sugar acid and sulfonated lignin, sufficient water to form a slurry, sufficient gas to foam the slurry and a foaming and foam stabilizing surfactant.</p> |
| 申请公布号 |
EP1153898(A1) |
申请公布日期 |
2001.11.14 |
| 申请号 |
EP20010303849 |
申请日期 |
2001.04.27 |
| 申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
CHATTERJI, JITEN;KING, BOBBY J.;BRENNEIS, DARREL C.;CROMWELL, ROGER S.;GRAY, DENNIS W. |
| 分类号 |
C09K8/46;C04B24/06;C04B24/18;C04B28/02;C09K8/473;(IPC1-7):C04B28/02;E21B33/13 |
主分类号 |
C09K8/46 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
