Title:
METHOD FOR REFINING COPPER
Document Type and Number:
Japanese Patent JPS61231128
Kind Code:
A
Abstract:
PURPOSE: To efficiently remove impurities such as Bi, Sb and Pb from molten copper at a low cost by adding an Al compound
CONSTITUTION: In a copper refining stage, about 3wt% Al compound such as Al(OH)3 is added to molten copper. It is preferable.
Inventors:
HAYASHI CHIHIRO
HOSOI AKIRA
YAMAZAKI NOBUO
MITSUNE YUTAKA
KAWAMURA SHIGERU
HOSOI AKIRA
YAMAZAKI NOBUO
MITSUNE YUTAKA
KAWAMURA SHIGERU
Application Number:
JP7052485A
Publication Date:
October 15, 1986
Filing Date:
April 03, 1985
Export Citation:
Assignee:
DOWA MINING CO
International Classes:
C22B15/14; (IPC1-7): C22B15/14
Domestic Patent References:
| JPS51133125A | 1976-11-18 | |||
| JPS5693837A | 1981-07-29 |
Attorney, Agent or Firm:
Kazuo Asaga
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