预览加载中，请您耐心等待几秒...

含钛高炉渣提取钛的研究进展.docx

预览
1/3
2/3
3/3

在线预览结束，喜欢就下载吧，查找使用更方便

下载提示 文本预览

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

含钛高炉渣提取钛的研究进展 Title:ResearchAdvancesintheExtractionofTitaniumfromTitanium-BearingBlastFurnaceSlag Abstract: Titaniumisahighlyvaluedmetalduetoitsexceptionalstrength,corrosionresistance,andlightweight.ThemajorityoftitaniumisproducedviatheKrollprocess,whichinvolvesthereductionoftitaniumtetrachloridewithmagnesium.However,withthegrowingdemandfortitanium,alternativemethodsfortitaniumextraction,suchasfromtitanium-bearingblastfurnaceslag,havegainedsignificantattentioninrecentyears.Thispaperaimstoprovideanoverviewoftheresearchprogressintheextractionoftitaniumfromtitanium-bearingblastfurnaceslag. 1.Introduction: Blastfurnaceslagisabyproductoftheironmakingprocess,consistingofvariouscompounds,includingtitaniumdioxide(TiO2).Titanium-bearingblastfurnaceslaghasgainedinterestasapotentialrawmaterialfortitaniumrecoveryduetoitsabundantavailabilityandlowcost.Thissectionwillprovideabackgroundonthepropertiesandcharacteristicsoftitanium-bearingblastfurnaceslag. 2.ExtractionTechniques: Severalextractiontechniqueshavebeenexploredfortherecoveryoftitaniumfromtitanium-bearingblastfurnaceslag.Thissectionwilldiscussthedifferentmethodsemployed,includingphysicalseparation,roasting,andleaching.Theadvantagesandlimitationsofeachtechniquewillbeevaluated,highlightingthepotentialforindustrial-scaleimplementation. 3.PhysicalSeparation: Physicalseparationtechniquesinvolvetheseparationoftitanium-richphasesfromtheslagmatrixbasedontheirdensityandmagneticproperties.Thissectionwillexploretheapplicationoftechniquessuchasgravityseparation,magneticseparation,andfrothflotationintheextractionoftitaniumfromslag. 4.Roasting: Roastinginvolvesthethermaltreatmentoftitanium-bearingslagtoconvertthetitaniumdioxideintomoresolubleforms.Thissectionwilldiscussvariousroastingtechniques,suchasselectivereductionroastingandalkaliroasting,alongwiththeireffectivenessinenhancingtitaniumrecovery. 5.Leaching: Leachingmethodsinvolvethedissolutionofthetitaniumoxidephasefromtheslagandsubsequentseparationofthetitaniumfromtheleachate.Thisse