Extractant for rare earth extraction from aqueous phosphoric acid solutions and method of extraction

Processes for selective recovery of rare earth metals present in acidic aqueous phases resulting from the treatment of spent or scrapped permanent magnets

Process for recycling chromium from waste water containing hexavalent chromium

Process for efficiently enriching and recovering noble metals of platinum and palladium by solvent extraction

Process for separating americium from other metallic elements present in an acidic aqueous or organic phase