发明名称 Reservoir-tailored CO2-aided oil recovery process
摘要 An oil recovery process that utilizes an injection of CO2, surfactant and water is improved by using a selected polyalkoxylated alcoholic or phenolic surfactant which is capable of forming three particular types of dispersions with the fluids in the reservoir at the reservoir conditions which are maintained during the process.
申请公布号 US4380266(A) 申请公布日期 1983.04.19
申请号 US19810243164 申请日期 1981.03.12
申请人 SHELL OIL COMPANY 发明人 WELLINGTON, SCOTT L.
分类号 C09K8/594;E21B43/16;(IPC1-7):E21B43/22;E21B47/06 主分类号 C09K8/594
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