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分子膜驱剂对束缚水饱和度和残余油饱和度的影响

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摘要 阐述了分子膜驱剂NMD-300能够改变油藏岩石润湿性,使油湿性油藏和水湿性油藏都向弱水湿转变。通过驱替实验发现:与空白实验相比,用分子膜驱剂溶液浸泡过的石英砂,颗粒的润湿性向弱水湿方向转变,其束缚水饱和度明显升高,残余油饱和度有所降低,有利于提高采收率。
出处 《试采技术》 2005年第3期20-22,共3页 Well Testing and Production Technology
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