Method of waste gas treatment

Details Method of waste gas treatment Method of waste gas treatment

1976-05-20

1977-09-20

Peters, G. O.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

B01D 5334

Patent

active

040497771

ABSTRACT:
Waste gas, for example exhaust gas from an adipic acid production process, containing nitrogen oxides and a high proportion of oxygen and/or oxygen compounds is treated to remove the nitrogen oxides by reducing the nitrogen oxides with ammonia at an elevated temperature in the presence of a catalyst comprising an iron oxide and a chromium oxide.

REFERENCES:
patent: 3008796 (1961-11-01), Andersen et al.
patent: 3567367 (1971-03-01), Kandell et al.
patent: 3970739 (1976-07-01), Shiraishi et al.

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