Copper-zinc separation method during smelting in a blast furnace

The present invention includes the following steps: mixing complex copper preparation concentrate and limestone according to a certain proportion, pelletizing, sintering in chair sintering machine toform block, smelting by using blast furnace, discharging crude copper from copper outlet, and recover...

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Bibliographic Details
Main Author HANXIANG SHI
Format Patent
LanguageEnglish
Published 28.03.2001
Edition7
Subjects
CHEMISTRY
FERROUS OR NON-FERROUS ALLOYS
METALLURGY
PRETREATMENT OF RAW MATERIALS
PRODUCTION AND REFINING OF METALS
TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Summary:The present invention includes the following steps: mixing complex copper preparation concentrate and limestone according to a certain proportion, pelletizing, sintering in chair sintering machine toform block, smelting by using blast furnace, discharging crude copper from copper outlet, and recovering zinc oxide from fume to make desulfurization. It possesses the advantages of simple method, reasonable technological process and extensive adaptability of raw materials, etc..
Bibliography:Application Number: CN2000125373