Title:
EASY VOLATILIZATION OF METALS OF ZINC, LEAD, CADMIUM AND THE LIKE FROM SULFIDE RAW MATERIAL
Document Type and Number:
Japanese Patent JP3433973
Kind Code:
B2
Abstract:
PURPOSE: To generate, recover and produce easily volatilizing metals in good yield and at high content by vaporizing the volatilizing non-ferrous metals while utilizing a distilation column.
CONSTITUTION: In a heating metallurgical treating method of producing zinc, cadmium and lead from sulfide raw material, the zinc sulfide concn. is supplied into molten copper at about 1,450-1,800°C under the atmospheric pressure and zinc, lead and cadmium are vaporized. Iron and copper are made remain in the molten metal or sulfide matte generated in a furnace to produce the zinc, lead and cadmium.
Inventors:
Timo Tapani Talonen
Heikki Yoruma Aerola
Heikki Yoruma Aerola
Application Number:
JP13990393A
Publication Date:
August 04, 2003
Filing Date:
May 20, 1993
Export Citation:
Assignee:
Outokumpu Research Osuke Yukichia
International Classes:
C22B4/04; C22B5/08; C22B9/02; C22B11/02; C22B13/02; C22B5/16; C22B17/02; C22B19/00; C22B19/04; (IPC1-7): C22B19/00; C22B5/16; C22B9/02; C22B13/02; C22B17/02
Domestic Patent References:
| JP4920699B1 | ||||
| JP4942761B1 |
Attorney, Agent or Firm:
Takao Katori