After adding surfactant and clay antiswelling agent to injection water, lowered the oil-water int.
在注入水中加入表面活性剂和粘土防膨胀剂后,可降低油水界面张力,减轻注入水对储层的损害,使润湿性向亲水方向转化,进一步提高油藏的采收率。
Research and production of high performance expansion admixture(CMA);
高性能膨胀剂(CMA)的研究与生产