Carbon catalyzed leaching of metal-containing ores

Details Carbon catalyzed leaching of metal-containing ores Carbon catalyzed leaching of metal-containing ores

1998-09-04

2000-10-31

Warden, Jill

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75743, 4231501, 4231503, C22B 306, C22B 308

Patent

active

061396028

ABSTRACT:
Disclosed and claimed is an efficient process for extraction of metals from ores using carbon catalyzed leaching. Specifically exemplified is the extraction of cobalt and nickel from laterite ore.

REFERENCES:
patent: 4464348 (1984-08-01), Burba, III
patent: 4511540 (1985-04-01), Crussard et al.
patent: 4808384 (1989-02-01), Vanderpool et al.
Taylor, P.R. and J.P. Vanderloop (1980) "An Investigation into the Leaching Kinetics of Cobaltite Ore with Ferric Sulfate Solutions" Metallurgical transactions 11B(1):83-88.
Kerfoot, Derek G.E. and D. Robert Weir (1988) "The Hydro And Electrometallurgy Of Nickel And Cobalt", Sherritt Gordon Mines Limited, Fort Saskatchewan, Alberta, Canada T8L 2P2, Extractive Metallurgy of Nickel and Cobalt, Edited by G.P. Tyroler and C.A. Landolt, The Metallurigcal Society, pp 241-267, No Month.

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