Purification process

Details Purification process Purification process

1981-03-09

1982-04-20

Prescott, Arthur C.

Chemistry: electrical and wave energy

Processes and products

Processes of treating materials by wave energy

204 89, 204130, 204DIG13, C25D 2118

Patent

active

043257925

ABSTRACT:
The use of aqueous inorganic carbonates or bicarbonates as the catholyte in the electrolytic purification of chromium plating solutions permits the cell to operate at a high capacity and a high efficiency without adversely affecting the oxidation state of the chromium ions in the solution.

REFERENCES:
patent: 3481851 (1968-12-01), Lancy
patent: 3682796 (1972-08-01), Bedi et al.
patent: 3761369 (1973-09-01), Tirrell
patent: 3764503 (0973-10-01), Lancy et al.
patent: 3909381 (1975-09-01), Ehrsam
patent: 4006067 (1977-02-01), Gussack
patent: 4118295 (1978-10-01), Korenowski et al.

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