Metallurgical Problems

20 per cent alloy amount anode Assume blast furnace blow boiling point burned CaCO3 calculation calorific power cathode cementite cent carbon cent excess air Cent Fe2O3 cent SiO2 centimeter charge chemical coke condenser containing converter copper Cu2S cubic meters electrolyte equation eutectic flue gases flux formula weight fuel gas produced gases leave given gram H₂O heat balance heat content heat of formation heat of vaporization hydrogen iron blast furnace kilogram kilogram of coal lb.-cal limestone liquid matte melting point metal moisture oxidized oxygen pearlite percentage composition pig iron pound preheated products of combustion ratio reaction reduced retort roasted sensible heat short tons silver SiO2 slag smelting solution specific heat standard conditions steam steel sulphur TABLE tank temperature theoretically required thermal tons total heat tuyères vapor pressure voltage volume of air water vapor zinc