Purification of zinc bearing material solutions containing manganese
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United States of America Patent
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N/A
Issued Date -
Jul 4, 2002
app pub date -
Oct 9, 2001
filing date -
Apr 9, 1999
priority date (Note) -
Abandoned
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Abstract
Disclosed herein is a process for removing at least a portion of a manganese constituent from a zinc-bearng material, comprising the step of subjecting the material to a first oxidation mixture of SO.sub.2 and oxygen, at conditions sufficient to oxidize the manganese constituent
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