Process for the removal of bismuth and antimony from aqueous sul

Details Process for the removal of bismuth and antimony from aqueous sul Process for the removal of bismuth and antimony from aqueous sul

1984-05-02

1985-02-26

Andrews, R. L.

Liquid purification or separation

Processes

Ion exchange or selective sorption

204108, C25C 112

Patent

active

045016666

ABSTRACT:
Disclosed herein is a process for the selective removal of bismuth and/or antimony from an aqueous sulfuric acid solution containing dissolved bismuth and/or antimony mixed with other metals, such as an electrolyte formed in the electrolytic purification of metals, by which process bismuth and/or antimony are selectively removed from the above sulfuric acid solution by bringing said solution into contact with a phosphomethylamino chelate resin.

REFERENCES:
patent: 4046688 (1977-09-01), Cunningham et al.
patent: 4444666 (1984-04-01), Sato

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