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(上接本刊第13期)4特殊油气田开采用化学剂〔16～17〕表面活性剂在油气田开发中的应用非常广泛,这里主要介绍以下4种在特殊油气田开采方面的应用:①在稠油热采方面的应用;②在稠油化学吞吐(冷采)方面的应用;③在低渗透油田降压增注方面的应用;④在气井开采方面的应用。4.1表面
(Continued from issue No. 13) 4 special chemical exploitation of oil and gas fields [16 ~ 17] Surfactant in the development of oil and gas fields is widely used here mainly introduces the following four kinds of special fields in the exploitation of oil and gas: ① in the thick Oil and heat recovery aspects of the application; ② heavy chemical oil huff and puff (cold mining) aspects of the application; ③ low-pressure oil field injection depressurization; ④ gas wells in the application. 4.1 surface