| 摘要 |
<p>A PROCESS AND AN APPARATUS FOR PRODUCING SPONGE IRON FROM IRON-OXIDE-CONTAINING MATERIAL IN LUMP FORM BY DIRECT REDUCTION IN A REDUCTION SHAFT (1) USING A REDUCING GAS, WHEREIN THE ENTIRE REDUCING GAS IS INTRODUCED BY MEANS OF A NUMBER OF REDUCING GAS DISTRIBUTION DUCTS (2) IN A STAR-LIKE ARRANGEMENT OR ARRANGED PARALLEL TO ONE ANOTHER, PREFERABLY INTO THE LOWER QUARTER OF THE REDUCTION SHAFT (1), AND EVENLY DISTRIBUTED OVER THE ENTIRE CROSS SECTION OF THE REDUCTION SHAFT. (FIGURE 1)</p> |
