安徽某多金屬礦選礦試驗研究.pdf

1、武漢理工大學碩士學位論文安徽某多金屬礦選礦試驗研究姓名：王江巍申請學位級別：碩士專業(yè)：礦物加工工程指導教師：彭會清201205武漢理工大學碩士學位論文AbstractWithspecialcurrencyfunctionandhi。ghindustrialuse，theoutputofgoldcallbesustainedandsteadythatisnotanalternativeforacountry’Sfinancialstabi

2、litySOtOstrengthenthegoldminesofresourcesdevelopmentandutilizationhasbecomeoneoftheinevitabletrendGoldreserveworldwideis48000tOnthemainexistingformisveingoldplacergoldandassociatedgold，placergoldandveingoldisaccountingfo

3、rabout75％，associatedgoldis25％Distributionofgoldisworldwide，mainlyinAfrica(accountingfor455％ofgoldreserveworldwide)，SecondlyinEurope(30％)，lessinAmericaAsiaandOceaniaTheprovengolddepositinChinais2500，goldreserveisabout6000

4、tonveingold，placergoldandassociatedgoldisaccountingfor64％、10％and26％separatelyInpolymetallicsulfdegoldOre，apartfromgold，leadzinc，sulfurmineralshavehighervalueofthemetallurgical，chemical，spaceandotherareas，thesemineralsare

5、themostimportantposition111epaperchoosespolymetaUicgoldoreastheresearchobjectnlemainmetalmineralsstoneWaspyrrhotite，pyrite，sphalerite，galena，nativegoldandelectntm，inahighlevelofsulfurcompounds，accountingforabout70％ofmine

6、rals；nlispolymetallicgoldoreisarefractoryorecontaininghighS，mainlybecauseofitscomplicatedmineralogicalcomposition，superfinedisseminationArunofmineOregradeofAuis4509／t，gradeofPb、Zn、Sis350％、410％、2610％，whichhavetoberecycled

7、111eexistenceofAuismainlygapgold，theexistenceofPbisgalenacaccountingfor9229％，theexistenceofZnissphalefiteaccountingfor8683％，theexistenceofSispyrrhotiteaccountingfor6943％，galenaandsulphuraccountingfor847％mpaperbasesonmain

8、mineralcompositions，studiesoniIllayrelationandtheanalysisofformermineralprocess，onthepurposeofincreasinggoldrecoveryandrecoveringvaluablemetals(Zn、Pb、S)comprehensivelyCombiningthequalityof。dofindingfineness。pulp一，floatat

9、ion“entratiortflotationtimeofOredogrindingfinenesspulppHtloatationconcentrationtlotationtime，，，collectorInhibitordosageandusageinlaboratoryadoptingnewlyresearchmethod，optimizingmineralprocessflow：goldandleadbulkflotation