Heterocyclic thione

Details Heterocyclic thione Heterocyclic thione

1990-06-26

1991-12-24

Morris, Theodore

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75722, 423DIG14, 423131, 423112, C22B 300

Patent

active

050749110

ABSTRACT:
A process for extracting metal values such as gallium and/or indium from aqueous solutions by contacting said solutions with a water immiscible organic solvent having dissolved therein a heterocyclic thione.

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patent: 4639355 (1987-01-01), Matsui et al.
patent: 4724129 (1988-02-01), Helgorsky

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