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Study on Oil Displacement Efficiency Test for Low -permeability
Author(s): 
Pages: 13-15
Year: Issue:  12
Journal: Advances in Fine Petrochemicals

Keyword:  低渗稠油油藏含油饱和度驱油效率室内试验方法;
Abstract: 以辽河油田某低渗稠油区块为对象,对低渗稠油油藏室内驱油效率试验的方法进行了深入研究,考察了各试验条件对含油饱和度和驱油效率的影响,从而找到适合低渗稠油油藏驱油效率试验的条件及方法.研究结果表明,常规饱和油方式已不适合低渗稠油油藏,提高饱和油温度、降低饱和油速度、增加饱和油老化时间有利于试验岩心含油饱和度接近真实油藏,从而使驱油效率接近于实际采出程度.
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