Process for the purification of exhaust gases containing oxides

Details Process for the purification of exhaust gases containing oxides Process for the purification of exhaust gases containing oxides

1987-01-20

1988-05-17

Heller, Gregory A.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

423235, 423244, 423533, 423541A, B01J 800, C01B 2100, C01B 1700

Patent

active

047449675

ABSTRACT:
A process is described for the purification of exhaust gases containing oxides of nitrogen and sulfur obtained from combustion installations and industrial production processes by selective catalytic reduction of the nitric oxides with ammonia, subsequent catalytic oxidation of sulfur dioxide with oxygen and conversion into sulfuric acid of the sulfur trioxide obtained.

REFERENCES:
patent: 3359069 (1967-12-01), Fukert et al.
patent: 3781408 (1973-12-01), Lin
patent: 4350670 (1982-09-01), Matsuda et al.
NO.sub.x -Bildung und NO.sub.x -Minderung bei Dampferzeugern fur fossile Brennstoffe, 6/1986.

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