Process for removing sulfur oxides and nitrogen oxides from flue

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Nitrogen or nitrogenous component

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Details

423244, B01J 800, C01B 2100, B01D 5334

Patent

active

039610209

ABSTRACT:
Carbonaceous materials are impregnated with bromine, chlorine, iodine or their compounds, and brought in contact with a flue gas in the presence of ammonia, whereby nitrogen oxides and sulfur oxides contained in the flue gas are trapped by the carbonaceous materials and can be removed from the flue gas with a very high percent removal.

REFERENCES:
patent: 3050363 (1962-08-01), Veal
patent: 3502427 (1970-03-01), Johswich
patent: 3578390 (1971-05-01), Kruel et al.
patent: 3766090 (1973-10-01), Juntgen et al.

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