Liquid purification or separation – Processes – Chemical treatment
Patent
1996-05-02
1998-06-23
McCarthy, Neil
Liquid purification or separation
Processes
Chemical treatment
210763, C02F 172
Patent
active
057700931
ABSTRACT:
A catalyst for the treatment of a waste water comprises an oxide and/or a composite oxide of manganese, the oxide and/or the composite oxide of at least one metal selected from the group consisting of iron, titanium, and zirconium, and optionally a precious metal. A method for the production of this catalyst is also disclosed. A method for the treatment of a waste water comprises subjecting the waste water to wet oxidation treatment with an oxygen-containing gas by the use of a catalyst under pressure such that the waste water retains the liquid phase thereof.
REFERENCES:
patent: 5145587 (1992-09-01), Ishii et al.
patent: 5620610 (1997-04-01), Ishii et al.
European Search Report EP 95 90 4018-Oct. 1, 1996.
Ishii Tohru
Mitsui Kiichiro
Shiota Yusuke
Behr Esq. Omri M.
McCarthy Neil
Nippon Shokubai Co. , Ltd.
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