Title:
SLAG FUMING METHOD
Document Type and Number:
Japanese Patent JP2006176857
Kind Code:
A
Abstract:
To provide a slag fuming method where in which, from slag produced from a refining furnace for zinc and/or lead refining, zinc and lead are volatilized and separated, fume comprising zinc and lead and having the low contents of arsenic and antimony and slag capable of stably satisfying soil environmental standards are produced, and further, the fume can be efficiently recovered in a metallic state.
In the slag fuming method, a copper source is added to the above slag, thereafter, the fuming of the slag is performed, and the produced fume comprising zinc and lead is caught into molten lead in a metallic state.
Inventors:
TAKAHASHI JUNICHI
FUJITA KEIJI
TAN TOSHIRO
FUJITA KEIJI
TAN TOSHIRO
Application Number:
JP2004373399A
Publication Date:
July 06, 2006
Filing Date:
December 24, 2004
Export Citation:
Assignee:
SUMITOMO METAL MINING CO
International Classes:
C22B19/12; C22B7/04; C22B13/02; C22B19/18
Attorney, Agent or Firm:
Kenji Kawabi
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