Word forms: (regular plural) tray classifiers
( Chemical Engineering : Operations , Liquid-solid operations )
In the tray classifier, solid is introduced near the bottom of a sloping tank and is gradually moved up
by means of a rake.
The tray classifier rakes pulp up the sloping bottom of a tank while solvent flows in the opposite direction.
A tray classifier is a tank for leaching from a dispersed solid, in which pulp at the bottom of the
tank is raked while solvent is forced toward the bottom of the tank.
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