润滑油精制废白土再生及资源化利用

Regeneration and Resource Utilization of Waste Clay from Lubricant Oil Refining Process

润滑油精制过程中产生了大量含油废白土,如何规范废白土的处置,实现废白土的无害化和资源化处理是研究的热点。介绍了近年来废白土再生及资源化利用的几种方法,指出如何将废白土中的油分完全提取,恢复白土的吸附性能,废白土可以再生并重复利用是目前研究的重点。

A lot of oily waste clay are produced from lubricating oil refining process.How to standardize the disposal of waste clay and realize the harmless and resource treatment of waste clay is a research hotspot.Several methods of regeneration and utilization of waste clay in recent years are introduced.It is pointed out that how to completely extract the oil from waste clay,restore its adsorption property,and recycle the waste clay is the focus of the present research.