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Chapter Page 1 RAW MATERIALS 1
THE IRON BLAST FURNACE
7 other sections not shown
acid addition alloy amount arc furnace basic open hearth bath Bessemer Bessemer process blast furnace blast furnace gas blow blowholes bosh bottom brick capacity carbon content carbon dioxide carbon monoxide cast cent carbon cent iron charge chemical coal coke composition containing cooling copper deoxidation diameter electric furnace electrode equilibrium factor feet ferrosilicon ferrous oxide flue dust flux fuel gases grade heat high-grade hot metal inches increase ingot iron oxide ladle less lime limestone lining liquid lower magnesia manganese material melt-down melting metallurgical method mold molten metal open hearth furnace open hearth process oven oxygen particles phosphorus pig iron plant pounds pouring pressure produced reaction reduced refractory removed result rimmed roof scrap shown in Figure silica silicon sinter slag solidified stack steel sulfur surface taconite tap hole temperature tion tonnage tons tuyere United usually vary wrought iron zone