Process for treating waste water

Details Process for treating waste water Process for treating waste water

1977-08-10

1979-02-27

Wyse, Thomas G.

Liquid purification or separation

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

Responsive to fluid flow

210DIG28, C02B 134, C02C 504

Patent

active

041418280

ABSTRACT:
A process for treating ammonia-containing waste water which comprises subjecting the ammonia-containing waste water to wet oxidation with an oxygen-containing gas in the presence of a catalyst while maintaining the waste water at a temperature of 100 to 370.degree. C. and at pressure permitting the waste water to remain in the liquid phase, the catalyst comprising at least one of iron, cobalt, nickel, ruthenium, rhodium, palladium, iridium, platinum, copper, gold, tungsten and water-insoluble compounds thereof.

REFERENCES:
patent: 2665249 (1954-01-01), Zimmermann
patent: 3804756 (1974-04-01), Callahan et al.
patent: 3912626 (1975-10-01), Ely et al.
patent: 4052302 (1977-10-01), Fletcher et al.
patent: 4070281 (1978-01-01), Tagashira et al.
patent: 4072608 (1978-02-01), Forha et al.
Schatzberg et al., "Experimental Investigation of the Wet Oxidation Destruction of Shipboard Waste Streams", ASME Pub. No. 74-ENAs-5, Aug., 1974.
Choulat, "Verfahren fur die Autarbeitung des in Kokereien und Gaswerksunlagen anfallenden Ammoniakrohwassers", gwf GAS, Feb., 1964.

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