稀土冶炼废水处理及循环利用工艺_田颖

稀土冶炼废水处理及循环利用工艺_田颖稀土冶炼废水处理及循环利用工艺田颖王雨高峰丁一群(内蒙古包钢集团公司技术中心，内蒙古包头014010)摘要:介绍了稀土生产工艺及稀土废水来源及处理方法，并提出一种稀土废水处理及循环利用工艺，该工艺通过对各工艺废水采取分类回收、综合处理、以废治废等措施处理，经处理后废水水质可达国家排放标准，可在稀土工艺中循环使用，废水中有用物质经过回收用于生产工艺或外销。该工艺对稀土企业处理废水具有借鉴意义。关键词:稀土冶炼;废水;循环利用DOI:10.13205/j．hjgc．201411005PＲOCESSINGMETHODANDCYCLICUTILIZATIONTECHNOLOGYOFＲACEEAＲTHＲEFININGWASTEWATEＲTianYingWangYuGaoFengDingYiqun(TechnicalCenterofBaotouSteel(Group)Corporation，Baotou014010，China)Abstract:Theproductiontechnologyofraceearth，thesourceandprocessingmethodofraceearthwastewaterareintroduced，aprocessingandcyclicutilizationofraceearthwastewaterisproposed．Thetechnologyfeaturesassortingandrecycling，disposinguniversal，wastematerialsutilizationinprocess．Afterdisposing，thewastewaterqualityfulfillsemissionstandardofnationalregulation，thewastewatercangobacktoraceearthproduction．Theavailingmatterinwastewaterbyreclaimingcanbereusedtoproductionorsold．Thetechnologyshouldbeareferencetowastewatertreatmentofraceearthenterprizes．Keywords:raceearthrefining;wast