Process for removing contaminants from gas streams
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United States of America Patent
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May 21, 2013
Grant Date -
Jan 31, 2013
app pub date -
Jan 31, 2012
filing date -
Feb 1, 2011
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Abstract
The present invention provides for process for inhibiting the levels of nitrogen oxides in process gas streams from sulfuric acid regeneration and sulfuric acid production plants. Partial oxidation of the nitrogen oxides is achieved by feeding a sub stoichiometric amount of ozone as to nitrogen oxides to the process gas stream.
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