Method of smelting ferronickel in ore-smelting electrical furnac

Method of smelting metallic material, particularly iron sponge

Method of smelting zinc by injection smelting

Method of solidifying the slag obtained in ferrochromium product

Method of spray smelting copper

Method of stabilizing pyrophorous iron powder

Method of stirring molten metal and refractory cylinder for the

Method of stripping base metals from fused salts

Method of supplying coal gas to a smelting works

Method of supplying pulverized fuel mixture to blast furnace tuy

Method of switching bottom-blown gases and apparatus therefor

Method of the direct reduction of iron ore

Method of treating a plating sludge

Method of treating aluminum drosses, skims and slags

Method of treating boron-containing steel

Method of treating dust and sludge simultaneously with steel sla

Method of treating dust exhausted from melting furnace

Method of treating ferrous metal

Method of treating ferruginous slags

Method of treating liquid melts