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Types and characteristics of deep sandstone reservoirs in Shengli petroleum province
Author(s): 
Pages: 34-37
Year: Issue:  5
Journal: ACTA PETROLEI SINICR

Keyword:  胜利油区深层储集层类型孔隙类型孔隙演化;
Abstract: 胜利油区深层是油气勘探的重要领域,如何识别有利储集层是其关键.在进行了大量的分析化验基础上,研究了深部砂岩储集层的物性、孔隙类型和孔隙结构特征,划分出低渗型、致密型和中渗型3种类型储集层,其中低渗型分布最广,中渗型油气勘探潜力巨大.深部砂岩储集层的孔隙类型主要为微孔隙和粒内孔隙,埋藏深度和岩性是影响其发育的主要因素,随着埋藏深度的增加,孔隙类型逐渐由粒间孔向微孔隙和粒内孔隙过渡,石英质砂岩和长石砂岩中粒间孔发育,岩屑砂岩中裂缝孔隙发育,因而造成了不同地区储集性的差异.
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