F - Mech Eng,Light,Heat,Weapons – 23 – D
Patent
F - Mech Eng,Light,Heat,Weapons
23
D
110/103, 44/4
F23D 1/00 (2006.01) F23C 6/04 (2006.01)
Patent
CA 1142756
ABSTRACT OF THE DISCLOSURE Disclosed is a process for combusting coal wherein the emission of SOx or the emission of SOx and NOx are mini- mized. The process comprises (a) providing a coal containing at least twice as much organic calcium than sulfur; (b) burning the coal at a temperature greater than about 1200°C under reducing conditions; (c) separating the solid effluents from the gaseous effluents; and (d) burning the gaseous effluents at a temperature from about 1000°C to 1500°C under oxidizing conditions.
365039
Freund Howard
Lyon Richard K.
Borden Ladner Gervais Llp
Exxon Research And Engineering Company
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