Used oil re-refining

Details Used oil re-refining Used oil re-refining

1983-02-16

1985-04-23

Gantz, Delbert E.

Mineral oils: processes and products

Refining

Purifying used oil

208184, 208 85, 208 88, 208 89, 208 18, C10M 1100, C10G 4500

Patent

active

045128782

ABSTRACT:
Used oils, especially used lubricating oils which are normally considered waste and are discarded or burned, are reclaimed for reuse by a re-refining procedure involving the steps of:

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