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yong dian shi ce jing xun zhao lie feng he kong dong
Pages: 63-64
Year: Issue:  5
Journal: Well Logging Technology

Keyword:  碳酸盐地层裂缝带白云岩石灰岩声波电视测井华北地区地区分布孔洞次生孔隙勘探目的层;
Abstract: <正> 碳酸盐地层在华北地区分布很广,是本地区重要的勘探目的层之一.碳酸盐地层主要指石灰岩和白云岩地层,华北地区的奥陶系寒武系地层主要由石灰岩组成,震旦系地层则主要由白云岩组成。由于石灰岩、白云岩大多岩性致密,原生粒间孔隙极小,一般不具有渗透性,且电阻率很高,其所以能贮藏油气,主要因为其中往往有许多次生孔隙,如裂缝和溶洞。用
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