- 专利标题: Method and composition for enhanced hydrocarbons recovery
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申请号: US10385578申请日: 2003-03-11
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公开(公告)号: US07055602B2公开(公告)日: 2006-06-06
- 发明人: Paul Gregory Shpakoff , Kirk Herbert Raney
- 申请人: Paul Gregory Shpakoff , Kirk Herbert Raney
- 申请人地址: US TX Houston
- 专利权人: Shell Oil Company
- 当前专利权人: Shell Oil Company
- 当前专利权人地址: US TX Houston
- 主分类号: E21B43/22
- IPC分类号: E21B43/22
摘要:
A method of treating a hydrocarbon containing formation is described. The method may include providing a hydrocarbon recovery composition to the hydrocarbon containing formation. Hydrocarbons in the hydrocarbon containing formation may interact with the hydrocarbon recovery composition. The hydrocarbon recovery composition may include an aliphatic anionic surfactant and an aliphatic nonionic additive. In some embodiments, an aliphatic anionic surfactant may be branched. In other embodiments, an aliphatic nonionic additive may be branched.
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