SMELTING REDUCTION METHOD FOR ORE USING COKE PACKING LAYER TYPE SMELTING REDUCTION FURNACE

摘要

PURPOSE: To omit exhaust gas treating equipment, such as cyclone, venturi scrubber, thickener, or wet type exhaust gas treating equipment, such as venturi scrubber, thickener, and to utilize the exhaust heat to dry raw material. ;CONSTITUTION: The high temp. exhaust gas discharged from a coke packing layer type smelting reduction furnace 14 is directly supplied into a spray dryer 10, and sensible heat of the exhaust gas is utilized as the heat source for drying slurry-state raw material powder, and the drying of the raw material powder and collection (recovery) of dust in the exhaust gas after recovering the exhaust heat, are executed.;COPYRIGHT: (C)1993,JPO&Japio