| 摘要 |
A roof of arc steel-melting furnace in which device for loading slag-forming and additional components is arranged of two rigidly connected to each other axially branch pipes: intermediate and receiving ones, at that the intermediate branch pipe is installed in vertical axis parallel to axis of roof of arc steel smelting furnace and is rigidly fixed with free end at side surface of gas suction device for removal of smoke gases, where inner cavity of intermediate branch pipe through gas suction device for removal of smoke gases is connected to inner cavity of arc steel smelting furnace, and receiving branch pipe of the device for loading slag-forming and additional components is equipped with rotary gate with drive and loading cone that is rigidly fixed on its free end. |
