发明授权
US4253974A Oil recovery and mobility control in surfactant systems using the
reaction product of an alkenyl succinic anhydride and a tertiary amine
失效
使用烯基琥珀酸酐和叔胺的反应产物的表面活性剂体系中的油回收和迁移率控制
- 专利标题: Oil recovery and mobility control in surfactant systems using the reaction product of an alkenyl succinic anhydride and a tertiary amine
- 专利标题(中): 使用烯基琥珀酸酐和叔胺的反应产物的表面活性剂体系中的油回收和迁移率控制
-
申请号: US954933申请日: 1978-10-26
-
公开(公告)号: US4253974A公开(公告)日: 1981-03-03
- 发明人: Joseph J. Valcho , Robert E. Karll
- 申请人: Joseph J. Valcho , Robert E. Karll
- 申请人地址: IL Chicago
- 专利权人: Standard Oil Company (Indiana)
- 当前专利权人: Standard Oil Company (Indiana)
- 当前专利权人地址: IL Chicago
- 主分类号: C09K8/584
- IPC分类号: C09K8/584 ; E21B43/22
摘要:
A method for recovering oil from an oil bearing formation which comprises injecting into the formation an aqueous fluid comprising an effective amount of the reaction product of an alkenyl succinic anhydride and a tertiary amine.
公开/授权文献
- US5986488A Method and apparatus for fast reset of a one-shot circuit 公开/授权日:1999-11-16