发明名称 Recovery of oil from oil reservoirs
摘要 This invention relates to a process for recovery of oil from oil reservoirs with assistance from microorganisms. More particularly, the present invention contemplates a method for recovering oil from a reservoir comprising increasing the population of endogenous microorganisms in said reservoir, said microorganisms having surface active properties, to a level sufficient to effect enhanced oil recovery.
申请公布号 US4971151(A) 申请公布日期 1990.11.20
申请号 US19890321478 申请日期 1989.03.09
申请人 B.W.N. LIVE-OIL PTY. LTD. 发明人 SHEEHY, ALAN
分类号 E21B43/22;C09K8/582;C09K8/90;C12N1/00;C12N1/20;C12S1/00;C12S3/18 主分类号 E21B43/22
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