Fluidizing slags of open hearth and electric furnace steel making processes using eutectic mixture

Claim 1

THE METHOD OF CONDITIONING OPEN HEARTH AND ELECTRIC FURNACE SLAGS IN STEEL MANUFACTURE, WHICH SLAGE CONTAIN DICALCIUM SILICATE AND FREE LIME, COMPRISING THE STEPS OF ADDING A EUTECTIC MIXTURE TO THE SLAG, THE INGREDIENTS OF WHICH EUTECTIC MIXTURE ARE 80-70% CALCIUM FLUORIDE AND 20-30% ALUMINUM OXIDE EACH BY WEIGHT OF THE MASS, THE SUM TOTAL BY WEIGHT OF WHICH PAIRED INGREDIENTS IS 100%, WHICH SLAG HAS BEEN FORMED BY HEATING A CHARGE OF METALLIC IRON TO BE CONVERTED AND CALCIUM OXIDE, THE AMOUNT OF THE EUTECTIC MIXTURE BEING NOT OVER ABOUT 1.0% PER TON OF TOTAL IRON MELTED, THE TEMPERATURE OF THE FURNACE BEING ABOVE THE MELTING POINT OF THE CHARGE AND STILL FURTHER ABOVE THE MELTING POINT OF EUTECTIC MIXTURE BUT BELOW THE MELTING POINT OF DICALCIUM SILICATE AND OF LIME RESPECTIVELY, THE ADDITION OF THE EUTECTIC MIXTURE FLUIDIZING THE SLAG BY MELTING OF THE EUTECTIC MIXTURE WHICH THEN COMBINES WITH COMPONENTS OF THE SLAG.

Claim 2

THE METHOD OF CONDITIONING OPEN HEARTH AND ELECTRIC FURNACE SLAGS IN STEEL MANUFACTURE, WHICH SLAGE CONTAIN DICALCIUM SILICATE AND FREE LIME, COMPRISING THE STEPS OF ADDING A EUTECTIC MIXTURE TO THE SLAG, THE INGREDIENTS OF WHICH EUTECTIC MIXTURE ARE 80-70% CALCIUM FLUORIDE AND 20-30% ALUMINUM OXIDE EACH BY WEIGHT OF THE MASS, THE SUM TOTAL BY WEIGHT OF WHICH PAIRED INGREDIENTS IS 100%, WHICH SLAG HAS BEEN FORMED BY HEATING A CHARGE OF METALLIC IRON TO BE CONVERTED AND CALCIUM OXIDE, THE AMOUNT OF THE EUTECTIC MIXTURE BEING NOT OVER ABOUT 1.0% PER TON OF TOTAL IRON MELTED, THE TEMPERATURE OF THE FURNACE BEING ABOVE THE MELTING POINT OF THE CHARGE AND STILL FURTHER ABOVE THE MELTING POINT OF EUTECTIC MIXTURE BUT BELOW THE MELTING POINT OF DICALCIUM SILICATE AND OF LIME RESPECTIVELY, THE ADDITION OF THE EUTECTIC MIXTURE FLUIDIZING THE SLAG BY MELTING OF THE EUTECTIC MIXTURE WHICH THEN COMBINES WITH COMPONENTS OF THE SLAG.