... the unstable factors of the waste lubricating oil, make it became qualified lubricating base oil.This technology is different from ... wide range of used oil:All sorts lube oil(Gasoline engine oil, diesel engine oil etc. all waste lube oil);2,No secondary ... ,transfer pump;2,Blending system:catalyzing treatment tank,blender,vacuum system;3,Distillation system:distillation tower,distillation kettle ...