ABSTRACT OF THE DISCLOSURE : This invention provides a process for treatingammonium nitrate-containing waste water which comprisessubjecting the waste water to wet thermal decomposition inthe presence of a catalyst supported by a carrier andcontaining as an active component at least one of preciousmetals and compounds thereof insoluble or sparinglysoluble in water while maintaining the waste water at a pHof about 3 to about 11.5 and a temperature of about 100 toabout 370�C.

Title
Traitement des eaux usees a teneur de nitrate dammonium
Process for treating ammonium nitrate-containing waste water
Application Number
505221
Publication Number
1275511
Application Date
March 26, 1986
Publication Date
October 23, 1990
Inventor
Okino Teizou
Mathura Hiroyuki
Harada Yoshiaki
Doi Yasuhumi
Yamasaki Kenichi
Agent
MARKS & CLERK
Assignee
Osaka Gas Company
IPC
C02F 11/08
C02F 01/02
B01J 27/13
B01J 27/10
B01J 27/08
B01J 27/045
B01J 27/04
B01J 23/38
C02F 11/14
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