Process for reducing nitric oxides

Details Process for reducing nitric oxides Process for reducing nitric oxides

1981-10-16

1984-09-25

Heller, Gregory A.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

4232132, 502 78, B01J 800, C01B 2100

Patent

active

044735359

ABSTRACT:
A process for reducing nitric oxide with ammonia in the presence of a copper-exchanged mordenite catalyst at a temperature between about 300.degree. F. and 800.degree. F.

REFERENCES:
patent: 3895094 (1975-07-01), Carter
patent: 4131568 (1978-12-01), Bartish
patent: 4164546 (1979-08-01), Welty
patent: 4220632 (1974-09-01), Pence et al.
Yamaguchi et al., "Remove NO.sub.x from HNO.sub.3 tail gas" Hydrocarbon Processing, pp. 101-106, Aug. 1976.
Herman, "Catalyst Studies For Sulfur Tolerant, Selective Reduction of Nitric Oxide, Ph.d Thesis, Univ. of Mass. 1974 pp. 101-103, 113, 126, 128, 144, 145, 162, 229, 300.
Nam, "Experimental and Theoretical Modeling of Catalyst Deactivation," May, 1983, Thesis Data.
Altomare, An Investigation of Copper Mordenite Catalysts For the Selective Reduction of Nitric Oxide, MS Thesis, Univ. of Mass p. 181.
Nerton Products "Bulletin 25" Arron Ohio, 1978.

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