| 发明名称 |
Gelled polymers and methods of preparing same |
| 摘要 |
Improvements in secondary recovery operations for the recovery of oil, and improvements in well drilling operations, are accomplished through the use of aqueous mediums comprising aqueous gels prepared from strong brines and certain polyacrylamides and related polymers.
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| 申请公布号 |
US3909423(A) |
申请公布日期 |
1975.09.30 |
| 申请号 |
US19730361236 |
申请日期 |
1973.05.17 |
| 申请人 |
PHILLIPS PETROLEUM COMPANY |
发明人 |
HESSERT, JAMES E.;CLAMPITT, RICHARD L. |
| 分类号 |
C09K8/24;C09K8/588;(IPC1-7):E21B43/16 |
主分类号 |
C09K8/24 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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