| 摘要 |
<p>The furnace for melting metal, e.g. aluminium comprises two chambers, a closed well melting chamber 20 and a main heating chamber 10. The furnace includes a hot gas duct (not shown) connecting the chambers, the hot gas duct having a damper to control the gas flow between chambers in accordance with the respective condition of each chamber. The furnace is designed to have an efficient liquid metal flow by sloping the floor 42. <IMAGE></p> |
