Process for treating caustic wash solutions

Details Process for treating caustic wash solutions Process for treating caustic wash solutions

1977-05-25

1978-11-07

Hart, Charles N.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

134 13, C02B 120

Patent

active

041245040

ABSTRACT:
A process is disclosed for treating caustic wash solutions with permanganate ions such that a significant degree of chemical purification of the wash solutions is effected which correspondingly permits reuse of the wash solutions in cleaning metal articles.

REFERENCES:
patent: 3167506 (1965-01-01), Fackler et al.
patent: 3171800 (1965-03-01), Rice et al.
patent: 3568834 (1971-03-01), Treat
patent: 3930879 (1976-01-01), Erickson et al.

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