Urea reduction of NO.sub.x in fuel rich combustion effluents

Details Urea reduction of NO.sub.x in fuel rich combustion effluents Urea reduction of NO.sub.x in fuel rich combustion effluents

1977-10-25

1982-04-20

Peters, G. O.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

B01D 5300

Patent

active

043259243

ABSTRACT:
Method of reducing NO.sub.x in fuel rich combustion effluents is provided comprising introducing urea at temperatures in excess of about 1900.degree. F. in the presence of excess fuel, wherein said urea is introduced either as a solid or solution in amounts sufficient to reduce the NO.sub.x concentration.

REFERENCES:
patent: 3599427 (1971-08-01), Jones et al.
patent: 3900554 (1975-08-01), Lyon
patent: 4061597 (1977-12-01), Goldstein et al.
Chem. Abstr.-vol. 86-#160380.
Chem. Abstr.-vol. 87-#156399.
Chem. Abstr.-vol. 88-#40976.

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