DC Arc furnace having a shielded arc

DC arc furnace having starting equipment

DC Arc furnace hearth connection

DC Arc furnace hearth construction

DC Arc furnace improved hearth construction

DC arc furnace improved hearth construction

DC Arc furnace power connection system

DC electric arc melting apparatus

Device for charging an electric furnace

Device for feeding one or a plurality of electrodes in an electr

Device for improved slag retention in water cooled furnace...

Device for lifting and moving the roof of a spray cooled furnace

Device for mounting a self-baking electrode for an electric arc

Device for moving solid material fed onto the surface of a melt

Device for producing slag in an electric arc furnace

Device for relief of thermal stress in spray cooled furnace elem

Device to cool and protect a cathode in an electric arc furnace

Device to support and swing the hearth in an electric furnace

Device to take in fumes and cool the roof of electric furnaces

Direct current arc furnace