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U.S. Department of Energy
Office of Scientific and Technical Information

Process for the removal of sulfur dioxide from gases

Patent ·
OSTI ID:6148088
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.
Assignee:
Otto, Dr C and Comp GmbH (Germany, Federal Republic of); Sidmar S A (Belgium)
Patent Number(s):
US 4268489
OSTI ID:
6148088
Country of Publication:
United States
Language:
English