在润滑油基础油老三套生产工艺中 ,采用白土精制作为基础油补充精制 ,会产生大量的废白土 ,其中含有 3 0 %以上的油料。废白土的处理一直是困扰企业的难题。废白土的处理方法较多 ,主要有机械挤压法、碱洗法和生物处理法等。但这些方法易造成二次污染。为此 ,我们开发了一种废 In the third generation of lubricating base oil production process, the use of refined clay as a base oil replenishment, will produce a lot of waste clay, which contains more than 30% of the oil. The disposal of waste clay has always been a bothering company. Waste clay treatment methods are more, there are mechanical extrusion method, alkali washing method and biological treatment method. However, these methods can easily lead to secondary pollution. To this end, we have developed a waste