Purification of zinc materials

Details Purification of zinc materials Purification of zinc materials

C - Chemistry, Metallurgy

22

B

C22B 19/02 (2006.01) C01G 45/02 (2006.01) C01G 45/10 (2006.01) C22B 3/44 (2006.01)

Patent

CA 2268496

Disclosed herein is a process for removing at least a portion of a manganese constituent from a zinc-bearing material, comprising the step of subjecting the material to a first oxidation mixture of SO2 and oxygen, at conditions sufficient to oxidize the manganese constituent.

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