B - Operations – Transporting – 03 – D
Patent
B - Operations, Transporting
03
D
361/1
B03D 1/02 (2006.01) B03B 9/00 (2006.01) B03D 1/08 (2006.01) B03D 3/06 (2006.01) C10L 9/00 (2006.01)
Patent
CA 1119321
ABSTRACT OF THE DISCLOSURE Process for beneficiating and dewatering an aqueous slurry of particulate material. The slurry is first subjected to froth flotation and the resulting froth provides a concentrate. An agglomeration agent, preferably a liquid hydrocarbon is added to the concentrate to cause selective agglomeration of the particulate material in the concentrate. The concentrate may then be subjected to a shear regime, for example by means of a rotary impeller or agitator, before passing to dewatering equipment such as a screen, filter or centrifuge. Alternatively the concentrate with added agglomeration agent may be passed directly to the dewatering equipment. -1-
329725
Firth Bruce A.
Nicol Stuart K.
Swanson Andrew R.
Broken Hill Proprietary Company Limited
Kirby Eades Gale Baker
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