Reclaiming used lubricating oil

Details Reclaiming used lubricating oil Reclaiming used lubricating oil

1981-06-15

1983-05-03

Gantz, Delbert E.

Mineral oils: processes and products

Refining

Purifying used oil

208185, 208356, 208357, C10G 700, C10M 1100, B01D 310, B01D 338

Patent

active

043819923

ABSTRACT:
A novel process for the purification of used oil comprising removing the ash-forming components, then subjecting the oil to vacuum fractionation. A novel vacuum fractionation column is also disclosed.

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