Process for treatment of caustic waste liquors

Details Process for treatment of caustic waste liquors Process for treatment of caustic waste liquors

1980-12-29

1982-09-21

Smith, William F.

Liquid purification or separation

Processes

Chemical treatment

423206R, 162 31, C02F 172

Patent

active

043505996

ABSTRACT:
An improvement in the wet oxidation of caustic waste liquors wherein carbon dioxide produced in the wet oxidation is recycled to raw caustic waste to neutralize the latter, thereby reducing the corrosive nature of the waste.

REFERENCES:
patent: 3097988 (1963-07-01), Schoeffel
patent: 3714911 (1973-02-01), Pradt
patent: 3944462 (1976-03-01), Hess et al.
patent: 4067767 (1978-01-01), Hess et al.
patent: 4124505 (1978-11-01), Horak et al.
A. K. Chowdhury and A. R. Wilhelmi, Treatment of Spent Caustic Liquors by Wet Oxidation, 8th Annual Ind. Poll. Conference of Water & Wastewater Equip. Mfrs. Assn., Jun. 3-6, 1980, Houston, TX.

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