Catalyst for removing nitrogen oxides

Details Catalyst for removing nitrogen oxides Catalyst for removing nitrogen oxides

1988-12-09

1990-05-15

Shine, W. J.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Metal, metal oxide or metal hydroxide

502324, B01J 2106, B01J 2322, B01J 2328, B01J 2334

Patent

active

049258257

ABSTRACT:
A process for removing nitrogen oxides from exhaust gases containing volatile metal compound by the use of a catalyst the activity of which is hardly reduced by the volatile metal compound and a catalyst for the process are provided, which process comprises contacting the exhaust gases with a catalyst comprising TiO.sub.2 and a composite oxide of vanadium and molybdenum and/or a composite oxide of vanadium and manganese in the presence of ammonia.

REFERENCES:
patent: 3856881 (1974-12-01), Manning
patent: 4003854 (1977-01-01), Skvortsov et al.
patent: 4071601 (1978-01-01), Shiraishi et al.
patent: 4085193 (1978-04-01), Nakajima et al.
patent: 4113660 (1978-09-01), Abe et al.
H. A. Eick and L. Kihlborg, "The Crystal Structure of VOM.sub.0 O.sub.4 ", Acta Chemica Scandanavia 20 (1966), 722-729.

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