Process for removing SO.sub.2 from waste gases

Details Process for removing SO.sub.2 from waste gases Process for removing SO.sub.2 from waste gases

1974-11-14

1980-05-20

Vertiz, O. R.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Sulfur or sulfur containing component

423575, C01B 1700, C01B 1702

Patent

active

042039533

ABSTRACT:
A buffer solution containing glycerol is used for removing sulfur dioxide from waste gases. Sulfur is recovered from the glycerol-buffer solution having sulfur dioxide absorbed therein, by reaction with hydrogen sulfide.

REFERENCES:
patent: 1936959 (1933-11-01), Szombathy
patent: 2086379 (1937-07-01), Clark
patent: 2729543 (1956-01-01), Keller
patent: 3318666 (1967-05-01), Every et al.
Albertson et al., Mechanism of the Reaction between H.sub.2 S and SO.sub.2 in Liquid Media, JACS, vol. 65, 1690.

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