Wet-treatment of exhaust gases

Details Wet-treatment of exhaust gases Wet-treatment of exhaust gases

1976-05-27

1978-08-15

Vertiz, O. R.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

423242, 423506, C01B 2100

Patent

active

041072715

ABSTRACT:
A process for the wet-treatment of an exhaust gas in which nitrogen oxide and sulfur oxide contained in the exhaust gas are removed by use of an absorbent comprising a lime slurry containing an alkali metal or alkaline earth metal iodide, wherein an oxidizing agent is supplied to at least a part of iodide containing liquid retrieved from the wet-treatment to oxidize the iodide and thereby recover said iodide as iodine.

REFERENCES:
patent: 1708287 (1929-04-01), Turrentine
patent: 1944423 (1934-01-01), Girvin
patent: 2282289 (1942-05-01), Robinson
patent: 2385483 (1945-09-01), Wolff
patent: 3044862 (1962-07-01), Paull
patent: 4009244 (1977-02-01), Atsukawa et al.
patent: 4038367 (1977-07-01), Atsukawa et al.
patent: 4038368 (1977-07-01), Atsukawa et al.
Chem. Abstr., vol. 37, 1943, col. 3999 & 4000, #8-9-1.

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