Apparatus for direct reduction of sulfur-containing iron ore
Apparatus for metallurgical treatment of molten steel
Circular traveling grate machine
Combination of a smelting-furnace pouring lip and casting gutter
Converter arrangement
Device for continuous injection under low pressure of a powdered
Device for the charging of materials into a furnace and the preh
Method for cooling gases and/or vapors from non-ferrous metal tr
Steelmaking apparatus
Vented pouring cup for molten metal casting
Waste gas collection device