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发明名称
Method of precipitating zirconium and/or hafnium on a core consisting of a highly refractory material
摘要
申请公布号
GB418284(A)
申请公布日期
1934.10.08
申请号
GB19330001556
申请日期
1933.01.17
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
C23C16/00;C23C16/12
主分类号
C23C16/00
代理机构
代理人
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地址
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