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发明名称
Verfahren zur Entfernung gasfoermiger Verunreinigungen aus schwer schmelzbaren Metallen der Gruppen IV bis VI des Periodischen Systems
摘要
申请公布号
DE962752(C)
申请公布日期
1957.04.25
申请号
DE1953W012001
申请日期
1953.08.28
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
KELLY JOHN C.R.;GREGORY EDWARD
分类号
C22B34/00
主分类号
C22B34/00
代理机构
代理人
主权项
地址
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