There are some reports about the technology for precipitating rare earth oxides directly from loaded organic phase with oxalic acid solution, but they just stop laboratory research mostly.
有关负载有机稀土草酸溶液直接沉淀工艺的研究,已见一些报道,但大都停留在实验室研究基础上。
The stripping and regeneration of the loaded organic phase of P507D were studied.