難選鉛鋅礦無氰分離工藝研究.pdf

1、分類號(hào)：密級(jí)：學(xué)號(hào)：2006193單位代碼：10407碩士學(xué)位論文論文題目:難選鉛鋅礦無氰分離工藝研究難選鉛鋅礦無氰分離工藝研究研究方向礦物加工理論與工藝礦物加工理論與工藝專業(yè)名稱礦物加工工程礦物加工工程研究生姓名代獻(xiàn)仁代獻(xiàn)仁導(dǎo)師姓名、職稱葉雪均葉雪均教授教授2008年12月10日江西贛州IIAbstractThemineralconstituentofpolymetallicsulpHideeisextremelycomplexwhi

2、chcontentofvaluableconstituentisturbulentitstructureisdiversecomplexdisseminatedextenthavelargevariationrange.Thiskindofeivetablestudyalwaysliesintheimptantfieldsofnonferrousmetalprocessing.LeadzincpolymetallicsulpHideer

3、esourcesaboundinourcountryalongwiththeresourcesofleadzincelackingdaybydayfthetechnologydevelopmentresearchofthiskindofehavewiderimplications.ThispapermakeYinshanBeishanminingarearefractyefsubjectinvestigatedtostudytheflo

4、tationseparationtechnologyofleadzince.Throughtheanalyticalstudyofmineralogicaltechnologyindicatedtheedressinghavealotoftroublebecauseofthecomplexitynatureofleadzincethefinedisseminatedextentsevereargillizationhighoxidati

5、on.AccdingtothenatureactersofBeishaneadopttingpreferentialflotationonebyoneaddingsodiumsulfideinmilladdingsolubleglassinflotationcellwhichslackingdowntheactivationofzincepulpinterfereflotationbyPb2.Undertheconditionoflow

6、alkalitorealizethenoncyanogenseparationzincsulpHatesodiumsulfiteisusedfthedepressantofzincblende.FurthermeusingthelimezincsulfateassemblemedicineinleadcleaningiteffectivelyovercomethepHenomenonofppingsoltstrengthentheinh

7、ibitionofpyrite.MakebutylamineaerofloatethylPAXfthemineralsDiosceacollectbecauseoftheresultof“synergyofPHarmacy“wecanachievesatisfactytesttargetsinthesmallscaleofclosecircuitlabatytestobtainedindexasfollows:leadconcentra

8、tegradeis54.50%coefficientofrecoveryis77.66%zincconcentrategradeis49.60%coefficientofrecoveryis87.50%.Thispaperalsomadeabriefanalysisfthemechanismofactioninleadzincenoncyanogenseparation.KeyWds:Leadzincpolymetallicsulphi