RECOVERY OF BASE METALS FROM SULPHIDE ORES AND CONCENTRATES

Canada Patent

APP PUB NO CA-2879877-A1
SERIAL NO

2879877

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Abstract

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The present invention discloses a new recovery of base metals from sulphide ores and concentrates, which comprises mixing the base metal's ore with ferric salts, heating the said mixture; adding water to form a pulp, stirring and filtering the pulp.

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Patent Owner(s)

Patent OwnerAddress
VALE SABRAV GRAÇA ARANHA 26 CENTRO CEP 20030-000 RIO DE JANEIRO/RJ

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Inventor(s)

Inventor Name Address
PEREIRA ANTONIO CLARETI RIO DE JANEIRO
BERNI TIAGO VALENTIM RIO DE JANEIRO
GUIMARAES FELIPE HILARIO 33350-000 SÃO JOSÉ DA LAPA MG

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