Process for removing nitrogen oxides from gas

Details Process for removing nitrogen oxides from gas Process for removing nitrogen oxides from gas

1974-04-02

1976-05-18

Thomas, Earl C.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

423393, 423400, 423482, B01D 5334

Patent

active

039579492

ABSTRACT:
A process for efficiently removing nitrogen oxides with a very high rate from waste gas is provided wherein nitrogen monoxide contained in the gas is oxidized by chlorine dioxide or ozone, and then the oxidized gas is brought into contact with sodium chlorite in water solution in an absorption column.

REFERENCES:
patent: 3023076 (1962-02-01), Karwat
patent: 3149907 (1964-09-01), Karwat
patent: 3773897 (1973-11-01), Fields et al.

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