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《硫酸锌生产工艺条件研究（study on process conditions of zinc sulfate production）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、硫酸锌生产工艺条件研究（Studyonprocessconditionsofzincsulfateproduction）PdfdocumentsmayexperiencepoorbrowsingontheWAPside.ItisrecommendedthatyoufirstselectTXT,ordownloadthesourcefiletothelocalview.VIPinformationhttp://www.cqvip.com16?Henanchemicalindustry214years,1ONinthissueStudyonprocessconditions
2、ofzincsulfateproductionLiangYingYu(Southchemicalindustry,CareerTechnicalCollege,lake,Hunan,Zhuzhou420)104pickTooptimizetheexperimentschemebyorthogonalexperiment,tostudythetechnologicalconditionsofroastingzincorebyatmosphericpressuresulfuricacidleaching.Theoptimumtechnologicalconditionsar
3、eobtained:temperatureshouldbestudiedandreversedFrom7to02,pH40/HS,10eL(2O)ofsolid-liquidratio16,shouldbeatimeof25,theleachingratewasmorethan9%times,thetotalleachingratein9%to3two8:Anti.HzincOn.Keywords:zinc;acid;extraction;acidzincsulfurCLCnumber:Q3.1T1Z4documentcode:Aarticlenumber:0336(0
4、40-06010-901-34720)SuyOoesCodtnsonuftocintdHPrcsniifZicSlaePrdutooYLinnUargi(nnCeclnutrfsinehooyClgHuahmiadsyPoesaTcnlgole),Zuhu420,CiaIrolehzo104hn)AbtatUsnrooatosrc:igotgnmehd,tepoescniosoecigbufrcainosigohlhrcsodtnflahnysluicdadratinfznrtmbetrsueaersace.Teotlpoescniosaeotie.Whntera-ic
5、oeaainesrreerhdhpircsodtnrbandpmaiehectntmprtrs7~IEEauei0(O2,aii0/cdt40gL,tertfslolud1:6adteratnt.h,teyhaiooitiiodqnhecime25oihOeseecigrtfznsaoe9%adttpvr9%.ntplahnaeoicibv3nwosesoe8Kers:icoe;slrcai;Lahn;znuftywodznruficduecigicslea1zincsulfateproductionprocessCalcination:60(followingoxid
6、ationroastingofsphalerite).Thechlorineinthe0~2:1.Chemicalmethod:zincblendesuspensionthroughchlorine,zincsulfideintosulfuricacid,willmakezincandhydrochloricacidevaporatehydrochloricacid,thengetzincsulfate.SulfuricacidleachingatatmosphericpressureTakezincsulfateprocessasshowninfigure1.OneA
7、tpresent,theproductionmethodsofzincsulfateareasfollowsMethod:usingzincchlorideorzinchydroxideandsulfuricacidsynthesisand.Leachingofsulfuricacid:leachingwithsulphuricacidfromtheroastedzincore.Hotpressingacidleachingmethod:underpressureandheat,theacidisdirectlyleachedwithzi
