电炉炼钢烟尘的综合利用[]（comprehensive utilization of smoke and dust in eaf steelmaking []）

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1、电炉炼钢烟尘的综合利用[1]（ComprehensiveutilizationofsmokeanddustinEAFsteelmaking[1]）TotalNo.142SouthernmetalSum.1422005FebruarySOUTHERNMETALSFebruary2005Articlenumber:1009-9700(2005)01-0007-04ComprehensiveutilizationofsmokeanddustinEAFsteelmakingZhongWenLi(GuangdongProvinceSh

2、aoguanSteelGroupCompanyLimitedGuangdong,Qujiang512123)AbstractEAFsteelmakingsmokeanddust(EAFdust))asolidwastethatisextremelygranularandcontainscertaintoxic,harmful,andlimitedemissionsofheavymetalsTakeheapDisposal,landfillandothermethodsNotonlydoesitpollutetheenviro

3、nmentItisalsoawasteofmetalresources.accordingtotheleadandzincmetalcontentthaninShaoguanIronandsteelelectricfurnacedustHighcharacteristicsThefeasibilityofextractingvaluablemetalsfromEAFdustiscomprehensivelyanalyzed.Keyword:electricstoveSteelmakingSmokeanddustCompreh

4、ensiveutilizationCLCnumberX757documentidentifier:ALIZhong2wen(Shaoguan,Iron,&Steel,Group,Co.,Ltd.,Qujiang,512123,Guangdong)Recovery,and,utilization,of,EAF,s,dustsAbstract:Electric,arc,furnace(EAF),s,dust,is,a,of,solid,waste,composed,of,ultra2fine,kind,poisonous,and

5、,harmful,,heavy,metalParticles,the,discharge,of,which,severely,restricted.,Piling2up,or,burying,of,the,waste,will,is,result,not,,only,in,environmental,pollu2Tion,but,also,in,of,metallic,resources.,The,feasibility,of,recovering,the,valuable,metals,,from,the,wasting,

6、dusts,discharged,SISG,fromCo.',EAF,which,usually,contain,high,and,zinc,lead,was,analyzed,in,the,present,discussion.Keywords:electric,arc,furnace(EAF);steel2making;dust;recovery;andutilizationTheoutputofEAFdustcanreachtheamountofsteel-makingfurnace1%~2%,averyfinepar

7、ticleofsootUndernormalcircumstancesGrainsizeinParticlesbelow20mmakeupthetotalamountMorethan85%Thechemicalcomposition,tooRelativelycomplexExceptironanditscompoundsItalsocontainsavarietyofothermetalsChemicalcompoundSuchaszinc,nickel,chromium,andmanyharmfulsubstances,

8、suchaslead,cadmium,andsixvalenceChromium,cyanideandothermetalsandtheircompounds[1],visibleEAFdustisakindofExtremelyhazardoussolidwaste.Inthepast,