高纯金属铪制备技术研究进展  

RESEARCH PROGRESS OF HIGH PURITY METAL HAFNIUM PREPARATION

作　　者：田丽森[1] 尹延西[1] 胡志方[1] 李忠岐[1] 王力军[1] 

机构地区：[1]北京有色金属研究总院稀有金属冶金材料研究所,北京100088

出　　处：《矿冶》2014年第2期49-54,58,共7页Mining And Metallurgy

基　　金：中俄合作专项(2010DFR50800);国家科技支撑计划项目(2012BAB10B10)

摘　　要：高纯金属铪具有特殊的物理化学性质和核性能,在核反应堆和航空航天等工业领域具有广泛的应用前景。总结了国内外高纯金属铪常用的几种制备方法,包括熔盐电解、碘化精炼、电子束熔炼和电子束悬浮区熔,概述了各方法的原理和研究进展,并分析比较了各制备方法的优缺点。在实际生产中通常将上述几种制备方法结合起来制备高纯金属铪。Because of its special physical and chemical properties and nuclear properties,the high purity hafnium has broad application prospects in the field of nuclear reactor and aerospace industries.In this paper,preparation methods of high purity metal hafnium are summarized,that is,the molten salt electrolysis,iodide refining,electron beam melting and electron beam floating zone melting.The principle and research progress of these methods are outlined,and the advantages and disadvantages of each preparation method are analyzed.In order to obtain high purity metal hafnium,a combination of the above-mentioned preparation methods is often needed in the industrial production.

关 键 词：高纯铪 熔盐电解 碘化精炼 电子束熔炼 电子束悬浮区熔 

分 类 号：TF841.4[冶金工程—有色金属冶金]