发明名称 |
Method for oil recovery using a modified heteropolysaccharide |
摘要 |
A process for recovering hydrocarbons from a subterranean hydrocarbon bearing formation penetrated by an injection well and a production well which comprises injecting an aqueous drive fluid into the formation and forcing the drive fluid through the formation to recover the hydrocarbons from the production well.
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申请公布号 |
US4874044(A) |
申请公布日期 |
1989.10.17 |
申请号 |
US19880256014 |
申请日期 |
1988.10.11 |
申请人 |
TEXACO INC. |
发明人 |
ROBISON, PETER D.;STIPANOVIC, ARTHUR J. |
分类号 |
C09K8/90;C12P19/06 |
主分类号 |
C09K8/90 |
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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