Sulfur dioxide removal from stack gas

Details Sulfur dioxide removal from stack gas Sulfur dioxide removal from stack gas

C - Chemistry, Metallurgy

01

F

158/1, 110/3, 23

C01F 11/46 (2006.01) B01D 53/86 (2006.01) B01J 23/28 (2006.01)

Patent

CA 2028904

A process for the removal of sulfur dioxide from gases produced by processes resulting in off gases at elevated temperatures as in the combustion of sulfur containing fuels such as coal and fuel oil by contacting the gases with a composition including a source of calcium, and a catalytically effective amount of a molybdenum containing catalyst for the oxidation of sulfur dioxide to sulfur trioxide which then reacts with the calcium compound to form calcium sulfate.

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