| 摘要 |
<p>PCT No. PCT/AT95/00232 Sec. 371 Date May 30, 1997 Sec. 102(e) Date May 30, 1997 PCT Filed Nov. 28, 1995 PCT Pub. No. WO96/17089 PCT Pub. Date Jun. 6, 1996In a process for producing sponge iron from particulate iron oxide-containing material, the iron oxide-containing material in a reduction zone is reduced to sponge iron by means of reducing gas and the gas forming during reduction is withdrawn as top gas. In order to provide for an efficient way of utilization of the top gas, the top gas is subjected to CO2 purification, CO2-containing offgas separated in the purification is mixed with an oxygen-containing gas and is burnt, and the resulting thermal energy is supplied to a consumer.</p> |
