Mechanism of low interfacial tension system increasing oil displacement efficiency is analyzed based on microscopic oil displacement experiments.
通过微观驱油实验结果分析低界面张力体系能够提高驱油效率的机理。
A model of real microscopic sandstone real is used to conduct a water drive displacement test, study the effect of pore structural heterogeneity on residual oil distribution.
用真实砂岩微观模型进行微观水驱油试验，研究孔隙结构非均质性对剩余油分布的影响。
Used microscopic flow experimental apparatus to study condensate oil micro-flow characteristics under respectively high, medium and low displacement velocity.
利用可视化微观渗流实验装置进行了高、中、低不同速度下凝析油微观渗流特征实验研究。
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