Aimed at utilization of iron resources in pyritic slag,the study on production of metallized agglomerate with pyritic slag through coal based DR process was conducted.

为利用硫酸烧渣中铁资源，进行了煤基直接还原生产金化团块研究，提出了润磨造球-预热焙烧-磁选-冷固结成工艺流程。