propane dewaxing

propane dewaxing

[′prō‚pān dē′waks·iŋ]
(chemical engineering)
Petroleum-refinery solvent process using propane to remove waxes from lubricating oils to lower the lube-oil pour point.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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where he was involved in both DILCHILL and propane dewaxing design projects and a novel membrane unit for the Singapore refinery.