Process for treating ammonium nitrate-containing waste water

Details Process for treating ammonium nitrate-containing waste water Process for treating ammonium nitrate-containing waste water

1986-03-25

1987-03-31

Wyse, Tom

Liquid purification or separation

Processes

Chemical treatment

210903, C02F 158

Patent

active

046541497

ABSTRACT:
This invention provides a process for treating ammonium nitrate-containing waste water which comprises subjecting the waste water to wet thermal decomposition in the presence of a catalyst supported by a carrier and containing as an active component at least one of precious metals and compounds thereof insoluble or sparingly soluble in water while maintaining the waste water at a pH of about 3 to about 11.5 and a temperature of about 100.degree. to about 370.degree. C.

REFERENCES:
patent: 4141828 (1979-02-01), Okada et al.
patent: 4294706 (1981-10-01), Kakihara et al.
patent: 4447333 (1984-05-01), Wagener et al.

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