The modified meerschaum was first used to recover gallium from acid lixivium of zinc residues and the experimental results were satisfactory.

采用改性海泡石从锌渣酸浸液中提取、回收稀散镓,取得了良好的试验结果。

Microstructures of coal containing iron ore concentrates reduced by microwave heating are classified as the metal iron microstructure, the wustite microstructure and the slag phase microstructure.

微波加热粉还原相结构分、浮氏体和渣相结构。

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.

合理利用硫酸烧渣中的资源，进行了煤基直接还原生产化团块的研究，提出了润磨造球-预热焙烧-磁选-冷固结成型的新工艺流程。