Title:
RECORVERY AND REFINING OF METAL FROM NON-FERROUS METAL ORE OR REFINED ORE
Document Type and Number:
Japanese Patent JPS6156255
Kind Code:
A
Abstract:
In the smelting process for recovering metals from non-ferrous metal oxide ore or concentrates and/or fine-grained non-ferrous metal sulfide ores or concentrates, specially, sulfide ores consisting of non-ferrous heavy metal or concentrates, the sulfide ores are firstly treated for oxiding the ores and then the ores or concentrates are fed to coal-sulfurizing bed in gasifier for smelting. The grain of the material is kept in constant size. Sulfurized ores are added into bunner for smelting. Flame of the bunner is directed against sulfur bed for sulfurizing coal.
Inventors:
HORUSUTO ZURUTSUBATSUKUSAA
BERUNAA KETSUPURINGAA
EERITSUHI OTSUTENSUKURAAGAA
BERUNAA KETSUPURINGAA
EERITSUHI OTSUTENSUKURAAGAA
Application Number:
JP18001085A
Publication Date:
March 20, 1986
Filing Date:
August 15, 1985
Export Citation:
Assignee:
VOEST ALPINE AG
International Classes:
C22B5/08; C21B13/00; C22B1/10; C22B5/00; C22B5/10; C22B5/14; C22B13/02; C22B15/00; C22B19/00; C22B23/02; (IPC1-7): C22B5/08; C22B13/02; C22B15/00; C22B19/00; C22B23/02
Attorney, Agent or Firm:
Asamura Akira