Method for removing nitrogen oxides from gas streams and regener

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Nitrogen or nitrogenous component

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423351, 502 34, 502355, B01J 800, C01B 2100

Patent

active

044263651

ABSTRACT:
Novel sorbents comprising (a) an alumina component comprising alumina of the surface area of at least 20 and preferably 100 square meters per gram, and (b) a salt, or mixtures of salts, of an alkali or alkaline earth metal, especially oxides, hydroxides, carbonates, nitrates, acetates or aluminates of sodium and potassium, are outstandingly effective for the removal of nitrogen oxides and sulfur oxides from waste gas streams.

REFERENCES:
patent: 3382033 (1968-05-01), Kitawaga
patent: 3459494 (1969-08-01), Harris
patent: 3755535 (1973-08-01), Naber

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