Process for separating tungsten from coinage metals

Details Process for separating tungsten from coinage metals Process for separating tungsten from coinage metals

1981-06-01

1983-02-15

Andrews, R. L.

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

204112, 75101BE, C25C 108, C25C 122

Patent

active

043740081

ABSTRACT:
A process for cleanly separating coinage metals from alloys of coinage metals and tungsten comprises electrowinning the coinage metal from an electrolyte solution which is contacted with an ion exchange resin to selectively remove the tungsten.

REFERENCES:
patent: 4278643 (1981-07-01), Natansohn et al.
patent: 4287159 (1981-09-01), Natansohn et al.

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