Method for the recovery of group IA salts during the treatment o

Details Method for the recovery of group IA salts during the treatment o Method for the recovery of group IA salts during the treatment o

1997-04-18

1998-12-08

Andrews, Melvyn

Specialized metallurgical processes, compositions for use therei

Processes

Producing or treating free metal

75420, 75724, 75961, 423184, 4234991, 4234994, C22B 314

Patent

active

058462902

ABSTRACT:
A method for the production of Group IA salts during a process for the recycling of industrial waste streams containing Group IA compounds and iron and/or zinc compounds, by heating the waste stream in a reducing atmosphere, treating the exhaust fumes from the heating step with an ammonium chloride leaching solution resulting in a Group IA salt containing precipitate, and recovering the Group IA salts from the precipitate.

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patent: 5464596 (1995-11-01), Myerson
patent: 5667555 (1997-09-01), Myerson et al.
patent: 5683488 (1997-11-01), Myerson et al.

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