describe extraction of vanadium from its ore

A new process of extracting vanadium from stone coal ...A new process of extracting vanadium from the stone coal vanadium ore in Fangshankou,Dunhuang area of Gansu Province, China was introduced.Various Development of China Vanadium Industry - Vanitec- describe extraction of vanadium from its ore ,Development of China Vanadium Industry ... recovering vanadium along with the ore ... process flow of vanadium extraction in