若干难熔金属提纯的新技术  

Several Promising Purifying Techniques for Refractory Metals

作　　者：胡忠武[1] 张文[1,2] 殷涛[1] 李来平[1] 郭林江[1] 任广鹏[1] 郑欣[1] 张平祥[1] 李中奎[1] 郑剑平[3] 

机构地区：[1]西北有色金属研究院,陕西西安710016 [2]西北工业大学,陕西西安710072 [3]中国原子能科学研究院,北京102413

出　　处：《稀有金属材料与工程》2014年第10期2549-2555,共7页Rare Metal Materials and Engineering

摘　　要：讨论了纯度对难熔金属性能的影响,重点介绍几种最有前景且能有效去除难熔金属内部杂质的提纯方法,包括电子束区域熔炼法和等离子弧熔炼法,并对这些方法进行了分析,提出了一些难熔金属提纯的建议。The effects of purity on the properties for refractory metals, including the chemical impurities and defects, have been discussed. Several promising purifying techniques, such as electron beam floating zone melting, and plasma arc melting have been mainly investigated and compared. Some available refining methods have been suggested in this paper .

关 键 词：难熔金属 杂质 提纯 电子束区域熔炼 等离子弧熔炼 

分 类 号：TF804[冶金工程—有色金属冶金]