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US 8,298,501 B2Granted
Process for forming high density sulfides
AssigneeBHP Billiton SSM Development Pty Ltd.
InventorEric Girvan Roche
Life of this patent
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Abstract
A process for the recovery of a metal sulfide from a metal ion containing solution, including the steps of: a) providing a slurry containing seed panicles of said metal sulfide; h) adding a sulfide ion containing solution to said slurry to form an activated seed slurry; c) mixing said activated seed slurry with said metal ion containing solution to thereby form a metal sulfide precipitate; and d) recovering said metal sulfide precipitate.
Claims19
A process for the recovery of a metal sulfide from a metal ion containing solution, including the steps of:
- a) providing a slurry containing seed particles of said metal sulfide;
- b) adding a sulfide ion containing solution to said slurry to form an activated seed slurry where hydrogen sulfide gas is not the source of sulfide;
- c) mixing said activated seed slurry with said metal ion containing solution to thereby form a metal sulfide precipitate;
- and
- d) recovering said metal sulfide precipitate.
2 more elements
Dependencies are inferred from the claim text.