Single step purification of sulfur dioxide gas prepared by the combustion of sulfur containing compounds
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United States of America Patent
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Apr 21, 1987
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N/A
app pub date -
Mar 4, 1983
filing date -
Mar 4, 1983
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Expired
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Abstract
A process for purifying sulfuric dioxide gas prepared by the combustion of sulfur containing compounds by scrubbing the gas with a sulfuric and composition having a sulfuric acid content of at least about 85 percent by weight based on the total weight of the composition.
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