Process for the extraction of metal values with bisimidazole met

Details Process for the extraction of metal values with bisimidazole met Process for the extraction of metal values with bisimidazole met

1986-02-12

1987-09-29

Schwartz, Richard A.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Group ib metal

75101BE, 423100, 423139, 423DIG14, 548336, C01G 5100, C01G 300, C01G 900, C01G 1100

Patent

active

046968016

ABSTRACT:
Metal values are extracted from aqueous solutions containing halide or pseudohalide anion using 1,1'-substituted 2,2'-biimidazole or bibenzimidazole compounds. Useful for the solvent extraction of zinc and copper from chloride leach solutions.

REFERENCES:
patent: 3843667 (1974-10-01), Cupery
patent: 4039612 (1977-08-01), Price et al.
patent: 4202944 (1980-05-01), Hancock et al.
patent: 4576815 (1986-03-01), Robinson
patent: 4581220 (1986-04-01), Nelson et al.
Chemical Abstracts, 77:48462u (1972), [Ger. Offgn. No. 2,149,825, 4/13/72, Melloni et al.].

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