Title:
METHOD FOR OBTAINING COBALT AND NICKEL FROM ORES AND ORE CONCENTRATES
Document Type and Number:
WIPO Patent Application WO2003025234
Kind Code:
A3
Abstract:
The invention relates to a method for obtaining metals from a cobalt and/or nickel arsenic sulfide ore or ore concentrate and/or a cobalt and/or nickel sulfide ore or ore concentrate, according to which the cobalt and/or nickel arsenic sulfide ore or ore concentrate and/or the cobalt and/or nickel sulfide ore or ore concentrate is reacted with sulfur or sulfur arsenic compounds to a reaction product, and dissolving and removing soluble metals and rare-earth metals.
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Inventors:
BECKMANN ALEXANDER (DE)
Application Number:
PCT/DE2002/003394
Publication Date:
June 19, 2003
Filing Date:
September 14, 2002
Export Citation:
Assignee:
BECKMANN ALEXANDER (DE)
International Classes:
C22B23/00; C22B1/00; C22B1/06; C22B3/04; C22B3/18; C22B3/44; C22B11/00; C22B19/00; C22B19/20; (IPC1-7): C22B23/00; C22B1/06
Foreign References:
| DE4329417C1 | 1994-08-18 | |||
| US4585477A | 1986-04-29 | |||
| US5626648A | 1997-05-06 | |||
| EP0041841A1 | 1981-12-16 | |||
| US4328192A | 1982-05-04 | |||
| US3451804A | 1969-06-24 | |||
| US4888207A | 1989-12-19 | |||
| US4110106A | 1978-08-29 |
Other References:
DATABASE WPI Section Ch Week 199701, Derwent World Patents Index; Class M25, AN 1997-000006, XP002201989
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