Device and method for casting and drawing out molten iron-containing and mineral materials

Melting furnace having an electric or external heating system for storing melts and having a melt discharge outlet comprising a cooling device, characterised in that an instrument for mechanically removing plugs blocking the melt discharge outlet is arranged at the melt discharge outlet, the instrument for removing plugs being mounted at the side of the melt discharge outlet and not blocking the melt discharge outlet when in a rest position, the instrument for removing the plugs movable in the plane perpendicular to the outflow direction of the melt, and the instrument for removing the plugs having an internal cooling system, wherein the instrument can be moved in a circular path.