从废锂离子电池和镍金属氢化物电池混合物中回收有价金属

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8、ectivelybybiofilms.cometabolismplaysanimportantroleinbiodegradationoftracelevelorganiccompoundsindrinkingwater.whennaturalorganicmattersupplycarbonandenergyforbiofilmslongtermgrowthandmaintenance,tracelevelorganiccompoundscanberemovedassecdonarysubstratebybiofilms,keywords:biofilms;tracelevelorganiccompounds;cometabolism,.?-卜i?h?h?-+_从废锂离子电池和镍一金属氢化物电池混合物中回收有价金属junminnan等提出了一种从废锂离子电池(libs)和镍一金属氢化物电池(limh)混合物中回收有价金属的新工艺.首先用特制拆除机将废电池的铁外壳拆开,分离铝物质和电解液并加热处理,拆下来的物质中的铁外壳及金属网用筛网进行分离;含有licoo,氧化铜,金属镍和储氢合金及它们的氧化物的粉末残渣用3mol/ih2so4+3h2o2在70,固液质量体积比1:1.5条件下溶解5h;最后,稀土以稀土重硫酸钠形式沉淀,铜以cu