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X(,730000):,,:,,,,,,,,:;;;;:TD952:B:1004-2660(2005)04-0008-08OptimizedSelectionofOre-processingProductSchemeonSulfideOreinYulongCopperMineJIANGYi(LanzhouEngineering&ResearchInstituteofNonferrousMetallurgyCO.,Ltd.,Lanzhou730000,China)Abstract:Basedoncomparisonofore-processingproductschemesofsulfideorebymodernhy2drometallurgicalprocessforYulongCopperMine,thearticlediscussestheadvantagesofproducingCu-SmixedconcentrateotherthansingleCuconcentrateandSconcentratewiththecharacteristicsasfollows:theformerprocessisnotonlysimplifyingore-processingprocess,decreasingreagentconsumption,re2ducingthickeningcostsforconcetrateandleachedresidue,butalsomakingoperationprocessandman2agementofconcentrateroastingmuchsimple,improvingwashingefficiency,protectingenvironmentandupgradingcopperrecovery,thustoobtainsomestrikingeconomicbenefits.Keywords:Sulfideore;ore-processingproduct;reagentconsumption;recovery;leachingrate1215km,2km,5km2,650t,,3,324Vol.32No.42005NONFERROUSMETALSDESIGN2005X:2005-07-26:(1960-),,,,.;,,51126t,2600t,411t,,35141%,0194%,2125%,,,--3,3,,,,2,;,,,,,,,,-,,,,,,,,,1300t,1000t,300d,2t,,,,,,,;,,,(25%),,,,,2,,,;,194:1Tab.1Multi-elementAnalysisofOreSamplesCuSTFePbZnMnCaOMgOK2OAl2O3SiO2/%7.262.2420.140.960.590.651.482.650.5613.8023.44/%2.2520.2528.820.0120.0720.0212.401.470.0247.3528.28Na2OCoAsTiO2PCMoNiWO3AuAg/%0.0320.0340.0270.030.0010.040.12/(gt-1)140/(gt-1)/%0.0280.0090.0040.190.0160.0760.1/(gt-1)12.8/(gt-1),,,(-01074mm25%),30%,,-01074mm79%,,52175%,,,,-1mm,,,,0158901043mm,,0110401010mm,-01074mm65%70%,91%93%,72%76%,,,,2,4108%,,,86174%,2Tab.2Cu-phaseAnalysisofOreSamples/%010055102119901280.0197.314/%0.0768.6427.203.830.26100/%0.00410.250.0441.650.302.25/%0.1811.121.9673.4013.341000132322-01074mm70%,(48190%)-01043mm85%;-01074mm65%,2,,2,,-01074mm85%,-01043mm6515%;,-01074mm62%,-01043mm3616%,122343Tab.3ComparisononOre-processingTestIndexes/%/%/%CuSCuS91591811233162751641617641110016238.8711.1182.5849.310.620.2613.250.661002.2919.2110010040.995.2739.1587.4698.6959.010.510.3612.141.311002.4716.261001004Tab.4ComparisononChemicalCompositionsofConcentrateProductsCuFeSPbZnMnCaOMgOSiO217.8421.9427.490.020.100.0050.254.3117.216.4535.2736.940.00950.0320.0281.640.9410.99Al2O3AsMoCoSbBiAuAg4.350.0420.0070.0010.0010.160.3/(gt-1)144/(gt-1)2.750.0055:,,114:1Fig.1FlowsheetsofSingleCu-concentrateandS-concentrateSchemes:g/t,min21322Fig.2FlowsheetofCu-SMixedConcentrateScheme:g/t,min2,,,,5,5Tab.5Cu-phaseAnalysisonConcentrate/%0.0032.0015.550.48518.038/%0.0211.0986.212.68100/%0.0011.0305.4496.480/%0.0215.8984.0910026,,,6Tab.6ComparisononReagentConsumptionsofOre-processingTestSchemes/(gt-1)/(gt-1)1DN4050BK301302300110321305049851006Na2SiO330049781907880040001377841902,,,314:42,7,,7Tab.7ComparisononFluid-bedRoastTestsofOre-processingProductsSchemes1/5506005506002/4505004505003/(ms-1)01201241.31.35/m1.51.56/(gcm-3)1.5301.6157/(gcm-3)4.0464.3448/h12179/%757010/%253011/[t(m2d)-1]3.72.612SO2/%686713(SO2)/%688614/%1.0811370.401515/%5053727316/%96951%,170%;,,,,,,,,11182%,88Tab.8ComparisononGradesofConcentrateandLeachedResidueandTheirRelationshipwithCopperLeachingRateCu/%17.847.46.451.18Cu/%1.2250.6240.450.30Cu/%96949573S/%8.942.244.00.7878,,,,014%,,3%4%,;2%,,,4%,,,,,4132,,,,,,,,,2,;1,:1000t/d9159%317t/m2d=2519m2;:1000t/d41110%317t/m2d=11111m2;:1000t/d40199%216t/m2d=15717m2;221m2,Cu85%,Cu(5127%6145%),,,:9815%,9915%,9915%,9715%,1%,,52,,,;,,,,1000/t4000/t,30t,,718156t2,60:2125%()75164%()96%()9715%()30t/a3/t=114337/a:2125%()87146%()95%()9715%()30t/a3/t=116404/a22067,,28456,,,,:(1),,-01074mm70%-01074mm65%,,,;(29)514:5511,,,,,WINDOWS+SQL,SERVER,ASP.NET,B/S,,,,512,,,,:513,,:,,;:,,,;:,,,;Excel:Excel;:,(15)(2),13778g/t4190g/t;1,,,;(3),,,,,;(4)0162%0151%,1108%1137%014%015%,,,,;(5),2,1,;(6),,,,;(7),;(8),,2845,924: