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《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）》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、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:TostudytheZincOxideoreasr
2、awmaterial,byacidleaching,purification,precipitationofzinc,filtering,washinganddryingtoobtaintheintermediatebasiczinccarbonate,thenewtechnologyofbasiczinccarbonatepreparedbycalciningthefeedgradeofZincOxide.Theeffectsofacidleaching,impurityremoval,calcinationtemperatureandti
3、meonthequalityoftheproductwereinvestigated.ThisresearchisthenewtechnologyofpreparingfeedgradeZincOxidefullwetprocesswithcheaprawmaterials,strongadaptability,lowproductioncostadvantages,thepreparationofthequalityoftheproductscanreachHG/T2792-1996feedgradeZincOxidestandard,th
4、ismethodmakesfulluseofthelowgradezincresourcehasagoodapplicationprospect.KeywordsZincOxideore;acidleachingpurification;calcinedfeedgradeZincOxide;Technical,Study,on,Preparation,of,Feed,Zinc,Oxide,with,,Zinc,Oxide,OreTianWeiJun(Department,of,Chemical,Engineering,HuNan,Chemic
5、al,Vocational,and,Technical,College,HuNan,Zhuzhou,)Abstract:Anewtechnologyforthepreparationoffeedzincoxidebycalcinationsofprecursorwasstudied.Theprocessesofpreparationusingthematerialofzincoxideoremakemediumproducerofbasiczinccarbonateincludedacid-leaching,purifying,precipi
6、tation,filtrating,washing,beating,drying.Placeemphasisontheresearchabouttheeffectofreactiontemperature,purifyingprocessesandcalciningtemperature.Theresearchofpreparingfeedzincoxideisanovelwetprocesstechnique,itisprovidedwithcheapcrudematerialandhardinessandlowproductioncost
7、,thefeedzincisgotbyutilizingthetechnologyanditsqualitycanreachthestandardofHG/T2792-1996.ThismethodisagoodwayforutilizinglowgradezincresOurces;therefore,the,application,of,this,technology,is,,with,a,good,prospect.Key,words:,zinc,oxide,ore,acid-leaching,purifying,calcining,f
8、eed,zinc,oxidePreface：FeedgradeZincOxideisanimportantfeedadditive,whiteorlightyell
