从含铀硼镁铁矿酸浸液中分离、富集铀的研究

    • 摘要: 用吸附共沉淀法研究了从含铀硼镁铁矿的酸浸液中分离、富集铀的方法。讨论了吸附温度、pH值、吸附时间及空气流量等因素对分离富集铀的影响。实验结果表明,溶液中的铀可从20mg/L降至1mg/L以下。

       

      Abstract: STUDYONSEPARATIONANDRECOVERYOFTRACEURANIUMFROMACIDICEXTRACTIVESOLUTIONOFURANIFEROUSBORONMAGNESIOFERRITEFanYaotingLuBingling(SchoolofChemicalandEngineering,DalianUniversityofTechnology,Dalian116012)ZhouZhongmin(SchoolofChemicalandEngineering,ZhengzhouUniversity,Zhengzhou450052)ABSTRACTTheseparationandrecoveryoftraceuraniumfromtheacidicextractivesolutionofura-niumferousboronmagnesioferritehasbeenstudiedbytheadsorptioncoprecipitation.Theef-fectsofthereactiontempreture,pH,reactiontime,flowratioofair,stirringspeedandotherfactorshavebeendiscussed.Theresultsshowthaturaniumintheacidicextractivesolutionisreducedfrom20mg/Ltoless1mg/L.KeywordsUraniumSeparationCoprecipitationUraniferrousboronmagnesio-ferrit

       

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