发明名称 |
OIL RECOVERY BY SURFACTANT-ALCOHOL WATERFLOODING |
摘要 |
<p>F-0870-L OIL RECOVERY BY SURFACTANT-ALCOHOL WATERFLOODING In a waterflooding technique for recovering oil from a subterranean formation, at least a portion of the injected water contains a preferentially oil-soluble alcohol, a sulfobetaine, a quaternary ammonium compound containing at least one long chain hydrocarbon group and a quaternary ammonium compound with short chain hydrocarbon groups, such a formulation serving both as a surfactant and a mobility control agent.</p> |
申请公布号 |
CA1184023(A) |
申请公布日期 |
1985.03.19 |
申请号 |
CA19820394506 |
申请日期 |
1982.01.20 |
申请人 |
MOBIL OIL CORPORATION |
发明人 |
CHEN, CATHERINE S.H.;LUH, YUHSHI |
分类号 |
C09K8/584;(IPC1-7):E21B43/22 |
主分类号 |
C09K8/584 |
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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