Process for catalytic reduction of nitrogen oxides

Details Process for catalytic reduction of nitrogen oxides Process for catalytic reduction of nitrogen oxides

1989-02-21

1990-08-21

Heller, Gregory A.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

B01J 800, C01B 2100

Patent

active

049504614

ABSTRACT:
A process for catalytically reducing nitrogen oxides in an exhaust gas such as a combustion gas and a catalyst suitable for use therein. The catalyst comprises a zeolite Y which has been ion exchanged with lithium ions and/or rare earth metal ions, and may be dispersed in an amorphous oxide gel matrix.

REFERENCES:
patent: 3808327 (1974-04-01), Roberts
patent: 4155986 (1979-05-01), Gladden
patent: 4297328 (1981-10-01), Ritscher et al.

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