Removal of gross water from a suspension or sludge by filtration, expression, centrifugation, or clarification. Paper pulp is dewatered by the fourdrinier wire; rubber latex may be concentrated in a centrifuge, in which half or more of the water is removed. Sludges and organic wastes are also dewatered centrifugally.See Drying; Dehydration; Centrifugation; Clarification.
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