萃取法处理油田含油污水

Treatment of Oily Wastewater in Oil Field by Extraction Method

摘要: 萃取是一种对含油污水进行油水分离的新方法。具有除油效果好，可对水中油进行回收，不产生含油污泥或浮渣二次污染物、萃取剂再生后可循环使用等优点。本文结合国外专利技术，介绍了萃取法除油的原理、流程及萃取剂和设备的选择。对有关问题进行了分析和探讨。

Abstract: Extraction is a new oil-water Separating method for oily wastewattr. It has the advantages of good deoiling effect,being able to recover oil in water, no secondary Pollutants such as oilcontaining sludge or dross and the regenerated extraction solvent may