PROCESS FOR RECLAIMING USED CRANKCASE OIL

摘要

PROCESS FOR RECLAIMING USED CRANKCASE OIL A process for reclaiming used crankcase oil which avoids conventional acid-clay treatments by combining the steps of steam stripping, counter-current solvent deasphalting and catalytic hydroyenation. A solid asphaltic by-product may be easily disposed of or reprocessed into a usable product.