Process for reducing NO.sub.x and/or SO.sub.x in feed gas stream

Details Process for reducing NO.sub.x and/or SO.sub.x in feed gas stream Process for reducing NO.sub.x and/or SO.sub.x in feed gas stream

1976-01-26

1977-11-29

Peters, G. O.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Sulfur or sulfur containing component

423239, 423563, 423564, 423569, C01B 1716

Patent

active

040605892

ABSTRACT:
A process is disclosed whereby NO.sub.x and SO.sub.x components contained in stack gases are simultaneously reduced to N.sub.2 and H.sub.2 S, respectively, by passing said stack gases (which also contain steam and usually some oxygen) over bituminous coke at between about 900.degree. and 1600.degree. F.

REFERENCES:
patent: 224426 (1880-02-01), Hartmann
patent: 1407323 (1922-02-01), Browning
patent: 3795730 (1974-03-01), Kalvinsras
patent: 3810972 (1974-05-01), Humphrey et al.

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