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纯化镇油田位于东营凹陷南斜坡西段,是一个多断层的鼻状构造油藏。主要储油层系沙四上纯化镇组,为一套薄层灰岩和薄层砂岩频繁交互的储集层。此外还有沙三上、沙二上砂岩油层。75年以来,对这个油田两个厚度变化大的砂体进行沉积相研究的结果,发现油田东北部沙三上油藏储集层,是河道充填沉积砂体,西部纯化镇油层中发育一条砂坝。本文将简要介绍这两个砂体的地质特征,讨论研究砂体所用的沉积剖面图的编制方法,用取
Located in the western section of South Slope of Dongying Depression, Purified Oilfield is a multi-fault nose-shaped structural reservoir. The main oil reservoir is Shahejie town purification group, which is a set of frequent interaction reservoirs of thin-bedded limestone and thin-bedded sandstone. In addition there are sand on the sand two sandstone reservoir. In the past 75 years, based on the sedimentary facies analysis of two sand bodies with great thickness changes in this oil field, it is found that the reservoir of sandstone sand-sand reservoir in the northeastern part of the oilfield is a channel filled sedimentary sand body. dam. This article will briefly introduce the geological features of these two sand bodies, and discuss the compilation method of the sedimentary profiles used to study the sand bodies.