Fraser's air-sand process

Fraser's air-sand process

[′frā·zərz ¦er ′sand ‚präs·əs]
(mining engineering)
A process in which dry, specific-gravity separation of coal from refuse is achieved by utilizing a flowing dense medium intermediate in density between coal and refuse.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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