Process for the removal of sulfur dioxide from gases

Details Process for the removal of sulfur dioxide from gases Process for the removal of sulfur dioxide from gases

1978-09-05

1981-05-19

Vertiz, O. R.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Sulfur or sulfur containing component

423545, C01B 1700

Patent

active

042684897

ABSTRACT:
A process is provided for treating exhaust gases to remove sulfur dioxide by contacting the gas with a solution of ammonium sulfite and bisulfite in a scrubber. A portion of the solution discharged from the scrubber is oxidized to form ammonium sulfate and the treated gas is further treated with the oxidized solution.

REFERENCES:
patent: 2021558 (1935-11-01), Lee et al.
patent: 2233841 (1941-03-01), Lepsoe
patent: 2862789 (1958-12-01), Burgess
patent: 3943228 (1976-03-01), Dezael et al.
patent: 4151263 (1979-04-01), Ciuryla et al.

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