Experiment results show that the leaching rate of vanadium in roasted stone coal in water is lower when mass fraction of calcium in stone coal is higher.

• 考察了焙烧温度、入炉温度、有机质、添加剂氯化钠用量、焙烧时间、焙烧气氛和矿样粒度对钒浸出率的影响。