Concentrating RE sulphate solutions by VMD was first experimentally studied in this paper, and in sulphuric acids recovery low concentration from RE sulphate solutions by VMD and DD was also studied.

• 摘要对减压膜蒸馏浓缩硫酸稀土溶液和与扩散渗析联合回收低浓度的硫酸做了研究。