The waste water containing solid APV from the precipitation of APV is treated by means of PE sintered microporous filter.The vanadium recovery is increased and the environmental pollution is reauced.

• 对生产工艺进行改造，采用PE烧结微孔管式过滤机处理含多钒酸铵固体的沉钒废水，提高了钒收率，减少了环境污染。