FURNACE WITH TWO COMBUSTION CHAMBERS AND HORIZONTAL TUBE Russian patent published in 2004 - IPC

FIELD: furnaces with two combustion chambers provided with radiation heat-exchange tube supported at horizontal sections by supports. SUBSTANCE: proposed furnace includes radiation section having wall and roof with longitudinal hole, radiation heat-exchange tube located in radiation section; tube has inlet and outlet for treatment of fluid medium; furnace has many burners; at least two burners are located on opposite sides of tube; furnace is also provided with many supports for tube which may be unfastened at some distance; supports for tubes have bearing surfaces on which sections of tube rest; supports and tube may be raised as single unit through longitudinal hole in roof of radiation section. EFFECT: facilitated procedure of removal and replacement of worn coil panel as single unit. 19 cl, 8 dwg