Method and apparatus for recovering manganese from waste dry battery

摘要

Manganese recovery from waste dry cellsSorting process of waste dry cells;Crushing and sifting process for obtaining granules from waste dry cells;From Mn to powderAcid leaching process for obtaining leachate containing Zn and Fe ions;Solid liquid separation process for separating leachate;Manganese extraction process to obtain manganese containing solution from leachate;In this orderManganese extraction stepThe predetermined zinc removal step and the iron removal step are included in the same manner.