FUEL BRIQUETTE FOR METALLURGICAL PROCESSES AND PROCESS FOR MANUFACTURING THEREOF Russian patent published in 1994 - IPC

FIELD: metallurgical processes. SUBSTANCE: the fuel briquette comprises (wt % ): 60-90 granular lignite coke having a specific surface area of 300 m²/g; anthracite fines having a particle size of 0.5-4 mm; and 5-10 starch. The fuel briquette is prepared at 100-110 C by mixing granular lignite coke (granule particle size of maximum 5 mm), anthracite fines and starch with water used in an amount of 15-40 % by weight of the coke and anthracite; the mixture is briquetted and dried, water can partly be used as superheated steam and the drying operation can be effected in a furnace with hot air circulating at 110-130 C. EFFECT: improved properties of the fuel briquette. 6 cl, 1 tbl