C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
53/372
C22B 3/00 (2006.01) C22B 15/00 (2006.01)
Patent
CA 1081471
ABSTRACT OF THE DISCLOSURE: One or more of copper, nickel and cobalt is recovered from an iron-containing sulfide concentrate by subjecting an aqueous slurry of the concentrate to a pressure-leach which is carried out in part below and in part above the melting point of sulfur.
267348
Garritsen Peter G.
Ryan Peter J.m.
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