发明名称 |
Recovering petroleum from subterranean formations |
摘要 |
A process for enhanced recovery of petroleum from subterranean formations wherein a vapor mixture of steam and a petroleum fraction containing naturally occurring phenolic and carboxylic compounds is injected via an injection well, and a mixture of steam condensate and petroleum is produced via a production well.
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申请公布号 |
US4207945(A) |
申请公布日期 |
1980.06.17 |
申请号 |
US19790001520 |
申请日期 |
1979.01.08 |
申请人 |
TEXACO INC |
发明人 |
BROWN, ALFRED;FRENCH, CHARLES R;HALL, WILBUR L;WU, CHING H |
分类号 |
C09K8/592;E21B43/16;E21B43/24;(IPC1-7):E21B43/24 |
主分类号 |
C09K8/592 |
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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