Method for recovering cobalt, copper and lithium from used lithium secondary batteries

摘要

PURPOSE: To provide a recovery method for recovering not only cobalt but also copper, and lithium from a lithium secondary battery. CONSTITUTION: A used lithium secondary battery is calcined and next is crushed, and then the fragments are screened, and the things under the screen are sorted by gravity with a table sorter, and valuables are recycled into table concentrate. Moreover, table tailing is sorted by magnetic force to recycle a small quantity of valuables left.