Water cooled scrap preheating bucket

A scrap preheating apparatus which comprises;

• a circulating water-cooled bucket comprised of a bucket-shaped container which contains scrap to be preheated and through which an exhaust gas from an electric furnace is passed to preheat the scrap contained therein, a cooling water passageway which surrounds the periphery of the container, and water supply and exhaust ports which are connected to said water passageway, cooling water being supplied to and exhausted from the bucket during preheating of the scrap contained therein;
• a hood which covers the top of said water-cooled bucket and which is connected to an exhaust gas source to supply the exhaust gas to the container;
• and
• a preheating stand which receives the water-cooled bucket thereon and comprises an exhaust port for the exhaust gas which has passed through the bucket.