refining method of molten metal which employs a refining apparatus provided with a tiltable refining vessel , a tuyere formed therein for blowing inert gas and / or flux or further sometimes additive alloy component , with the aid of inert gas into the molten metal , and a suitable number of electrodes for heating the molten metal and flux , for the purpose of performing a first refining process of carrying out the heating of the molten metal and the flux with the electrodes and a second refining process of tilting the vessel for blowing into the molten metal inert gas and others from the tuyere , whereby harmful or unnecessary metallic and / or non - metallic impure components can be removed for improving the quality of the article .