Process and sorbent system for removing nitrogen and other oxide

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

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423244R, 423567R, 423574R, 252411S, C01B 5334

Patent

active

043235441

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: 2992884 (1961-07-01), Bienstock et al.
patent: 3551093 (1970-12-01), Myers et al.
patent: 3725531 (1973-04-01), Pearson et al.
patent: 3755535 (1973-08-01), Naber
patent: 4283380 (1981-08-01), Voirin et al.

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