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Method for producing mineral oil using C16C18-containing alkylpropoxy surfactant-based surfactant

机译:使用含C16C18的烷基丙氧基表面活性剂基表面活性剂生产矿物油的方法

摘要

The invention relates to a method for producing crude oil by means of Winsor type III microemulsion flooding wherein an aqueous surfactant formulation which comprises at least one ionic surfactant of general formula R1-O-(CH2C(CH3)HO)m(CH2CH2O)n-XY- M+is forced through injection wells into a mineral oil deposit and crude oil is removed from the deposit through production wells. The invention also relates to ionic surfactants according to the general formula.
机译:本发明涉及一种通过Winsor III型微乳液驱油生产原油的方法,其中含水表面活性剂制剂包含至少一种通式为R1-O-(CH2C(CH3)HO)m(CH2CH2O)n-的离子表面活性剂。 XY- M +被迫通过注入井进入矿物油矿床,而原油则通过生产井从矿床中去除。本发明还涉及根据通式的离子型表面活性剂。

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