Schachtofen fuer die Direktreduktion von Eisenerz

摘要

1,111,251. Shaft furnaces. HUTTENWERK OBERHAUSEN A.G. 6 July, 1966 [29 July, 1965], No. 30253/68. Heading F4B. In a shaft furnace for the direct reduction of iron ore having a jacketted discharge hopper 3 feeding a vibratory discharge shoot 4, reducing gas inlets 6 feed a ridged gas distributor 5 extending across the furnace. Water or steam circulates in the hopper cooling jacket and the gas escapes below the edges 5a of the distributer which may also have a cooling water or steam jacket. The distributer may be a centrally disposed ridge or a conical or pyramidal hood.