发明授权
US4424135A Emulsifier system for the tertiary recovery of oil 失效
用于三次回收油的乳化剂系统

Emulsifier system for the tertiary recovery of oil
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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