氧化锌矿制备饲料级氧化锌的工艺研究(study on preparation of feed grade zinc oxide from zinc oxide mine)

氧化锌矿制备饲料级氧化锌的工艺研究(study on preparation of feed grade zinc oxide from zinc oxide mine)

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时间:2018-07-12

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1、氧化锌矿制备饲料级氧化锌的工艺研究(StudyonPreparationoffeedgradeZincOxidefromZincOxidemine)StudyonPreparationoffeedgradeZincOxidefromZincOxidemineWeiJunTian(Hunanchemicalengineering,Departmentofchemicalengineering,CareerTechnicalCollege,Hunan,Zhuzhou412004)Abstract:TostudytheZincOxideoreasrawmaterial,byacidl

2、eaching,purification,precipitationofzinc,filtering,washinganddryingtoobtaintheintermediatebasiczinccarbonate,thenewtechnologyofbasiczinccarbonatepreparedbycalciningthefeedgradeofZincOxide.Theeffectsofacidleaching,impurityremoval,calcinationtemperatureandtimeonthequalityoftheproductwereinvest

3、igated.ThisresearchisthenewtechnologyofpreparingfeedgradeZincOxidefullwetprocesswithcheaprawmaterials,strongadaptability,lowproductioncostadvantages,thepreparationofthequalityoftheproductscanreachHG/T2792-1996feedgradeZincOxidestandard,thismethodmakesfulluseofthelowgradezincresourcehasagooda

4、pplicationprospect.KeywordsZincOxideore;acidleachingpurification;calcinedfeedgradeZincOxide;Technical,Study,on,Preparation,of,Feed,Zinc,Oxide,with,,Zinc,Oxide,OreTianWeiJun(Department,of,Chemical,Engineering,HuNan,Chemical,Vocational,and,Technical,College,HuNan,Zhuzhou,)Abstract:Anewtechnolo

5、gyforthepreparationoffeedzincoxidebycalcinationsofprecursorwasstudied.Theprocessesofpreparationusingthematerialofzincoxideoremakemediumproducerofbasiczinccarbonateincludedacid-leaching,purifying,precipitation,filtrating,washing,beating,drying.Placeemphasisontheresearchabouttheeffectofreactio

6、ntemperature,purifyingprocessesandcalciningtemperature.Theresearchofpreparingfeedzincoxideisanovelwetprocesstechnique,itisprovidedwithcheapcrudematerialandhardinessandlowproductioncost,thefeedzincisgotbyutilizingthetechnologyanditsqualitycanreachthestandardofHG/T2792-1996.Thismethodisagoodwa

7、yforutilizinglowgradezincresOurces;therefore,the,application,of,this,technology,is,,with,a,good,prospect.Key,words:,zinc,oxide,ore,acid-leaching,purifying,calcining,feed,zinc,oxidePreface:FeedgradeZincOxideisanimportantfeedadditive,whiteorlightyell

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