Purification of alkyl nitrite-containing exhaust gases

Details Purification of alkyl nitrite-containing exhaust gases Purification of alkyl nitrite-containing exhaust gases

1994-11-08

1996-10-08

Lewis, Michael

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

4232452, 423236, 558488, C01B 2100

Patent

active

055628877

ABSTRACT:
Alkyl nitrite-containing exhaust gases are purified in continuous form by treating them with equimolar to excess amidosulphuric acid in the form of an aqueous solution in the manner of a counter-current scrubbing at a temperature of 0.degree.-100.degree. C.

REFERENCES:
patent: 4879401 (1989-11-01), Doumaux, Jr. et al.
patent: 5167935 (1992-12-01), Lerner
A. Hubert., et al., Chemical Abstracts, 82, abstract No. 144519s, abstract of FR 2,222,123 (1975).
M. Crookes, et al., J. Chem. Soc. Perkins Trans. II, pp. 1339-1343 (1988).
Perry, R. H. (ed) et al. Perry's Chemical Engineers' Handbook 6th ed. New York:Mc-Graw Hill Book Co, 1984, pp. 18-3 and 18-4.

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