According to the principle that the property of indium and zinc is similar,the indium is enriched from zinc leached residue by vaporization process in kiln,the recovery rate of indium and zinc is greater than 80% and 90% respectively.

• 根据锌、铟性质类似的原理,利用回转窑挥发法处理低铟的锌浸出渣,锌的回收率大于90%25,铟的回收率大于80%25。