Соронзон хаягдал: газрын ховор элементийг сэргээх шинэ …
The ree4eu project developed a closed-loop system from permanent magnet scrap to new products. This process is based on two new technologies. Rare earth magnet First, the rare earth elements are removed from the wastewater in the form of oxalate by ionic liquid extraction. Second, high temperatur...