A stepwise carbochlorination-chemical vapor transport(SC-CVT) technique is proposed for separation of thorium from mixed bastnaesite-monazite concentrate.

• 以氟碳铈矿-独居石混合稀土矿为研究对象,采用分步选择性碳热氯化-化学气相传输反应(SC-CVT),实现钍与其它稀土元素的分离。