Abstract: A method of dewatering mineral slimes by adding fly ash and then a polyelectrolyte and blending slowly and thoroughly. The clear water supernatant may be drawn off from the sedimented coagulated solids. The coagulated solids may be further dewatered or treated in ecologically beneficial ways.
Type:
Grant
Filed:
August 29, 1974
Date of Patent:
January 13, 1976
Assignee:
AMAX Resource Recovery Systems, Inc.
Inventors:
Arthur Raymond Mewes, Robert W. Styron, Mark Harris Smith
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