2232972-A is referenced by 3 patents and cites 3 patents.

A treating agent is blown into the gas at 600 to 900 DEG C, and comprises Ca CO3 or CA (OH)2 and NH4 Br or urea. The agent may be in the form of an aqueous slurry or fine particles obtained e.g. by preparing an aqueous slurry of a desulfurizing compound and urea, drying the slurry and finely dividing the resulting solid of urea-impregnated desulfurizing compound.

Removing nitrogen oxides and sulphur oxides from exhaust gas
Application Number
GB19900009921 19900502
Publication Number
2232972 (A)
Application Date
May 2, 1990
Publication Date
January 2, 1991
Kobayashi Toshiharu
Hirotsune Akio
Ito Michio
Ogino Etsuo
Miura Yoshimasa
Hama Toshio
Okigami Noboru
Onitsuka Shigenori
Hitachi Shipbuilding Eng Co
B01D 53/34
B01D 53/68
B01D 53/60
B01D 53/34
B01D 53/68
B01D 53/60
B01D 53/34
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