Metal extraction from sea nodules

Details Metal extraction from sea nodules Metal extraction from sea nodules

1976-09-30

1978-01-03

Vertiz, O. R.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group ib metal

423 49, 423 53, 423150, 423DIG4, C01G 314, C01G 5112, C01G 5312

Patent

active

040667332

ABSTRACT:
A process is disclosed for extracting nickel, copper, cobalt and molybdenum from a complex ore containing copper, nickel, cobalt, molybdenum, manganese and iron. The process features treatment of the ore with gaseous compound followed by leaching with an aqueous ammonia/ammonium salt solution into which is additionally introduced sulfite.

REFERENCES:
patent: 2621107 (1952-01-01), Dean et al.
patent: 2928732 (1960-03-01), Bare et al.
patent: 3471285 (1969-10-01), Rolf
patent: 3734715 (1973-05-01), Redman
patent: 3983017 (1976-09-01), Szabo
patent: 3994720 (1976-11-01), Dubeck
Rakovskii et al. "Reduction of Iron Oxides by Products from Pyrolytic Decomposition of Fuels" Chemical Abstracts vol. 67 1967 No. 102057z.
Ehrlich, Editor, Copper Metallurgy, A.I.M.E. New York 1970 p. 72.

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