发明授权
- 专利标题: Emulsifier system for the tertiary recovery of oil
- 专利标题(中): 用于三次回收油的乳化剂系统
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申请号: US292480申请日: 1981-08-13
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公开(公告)号: US4424135A公开(公告)日: 1984-01-03
- 发明人: Harvey E. Alford , Harley F. Hardman
- 申请人: Harvey E. Alford , Harley F. Hardman
- 申请人地址: OH Cleveland
- 专利权人: The Standard Oil Company
- 当前专利权人: The Standard Oil Company
- 当前专利权人地址: OH Cleveland
- 主分类号: B01F17/00
- IPC分类号: B01F17/00 ; C09K8/58 ; E21B43/22
摘要:
In an emulsifier system for the tertiary recovery of oil comprising a surfactant and an alcohol cosurfactant, improved results are achieved if the alcohol cosurfactant is composed of a mixture of alcohols having no more than 12 carbon atoms.
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