Process for treatment of gaseous effluents containing sulfur dioxide with oxygen
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United States of America Patent
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Jul 24, 1990
Grant Date -
N/A
app pub date -
Sep 12, 1988
filing date -
Feb 25, 1987
priority date (Note) -
Expired
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Abstract
A method and apparatus are provided for treating gaseous effluents containing sulfur dioxide. Sulfur dioxide is oxidized by oxygen in a concentrated sulfuric acid medium in the presence of a catalyst comprising electrooxidized salts of Mn+2. The gaseous effluents are converted to directly usable sulfuric acid.
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