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哈得碳酸盐岩油藏井筒异物堵塞原因分析及对策

Chemical Engineer(2017)

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Abstract
针对哈得油田奥陶系储层油藏开发过程中,出现井筒内异物堵塞影响油井正常生产的难题,通过室内实验分析井筒堵塞物成分是以胶质、沥青质为主,进而分析胶质沥青质在原油举升过程中析出的原因及影响因素,筛选出可高效分解沥青质堵塞物的化学助剂HC-C20,此分散剂应用于井筒解堵取得了很好的效果.
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