METHOD FOR MANUFACTURING HIGH-GRADE REFINED IRON OXIDE FROM IRON OXIDE AS BY-PRODUCT OF ZINC SMELTING PROCESS

METHOD FOR MANUFACTURING HIGH-GRADE REFINED IRON OXIDE FROM IRON OXIDE AS BY-PRODUCT OF ZINC SMELTING PROCESS

The present disclosure discloses a method for refining an iron oxide that is a by-product of a zinc smelting process, the method including a roasting process of roasting the iron oxide, a washing process of washing a roasted iron oxide cake with a washing water, and a filtering process of filtering...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KANG, Sung Moon, CHOI, Heon Sik
Format: Patent
Sprache:eng
Schlagworte:
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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Beschreibung
Zusammenfassung:The present disclosure discloses a method for refining an iron oxide that is a by-product of a zinc smelting process, the method including a roasting process of roasting the iron oxide, a washing process of washing a roasted iron oxide cake with a washing water, and a filtering process of filtering the washed iron oxide cake, thereby providing refined iron oxide.