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发明名称
Tantaloxid oder Nioboxid-Pulver und Verfahren zu ihrer Herstellung
摘要
申请公布号
DE10296409(T5)
申请公布日期
2004.04.15
申请号
DE20021096409T
申请日期
2002.12.26
申请人
MITSUI MINING & SMELTING CO., LTD.
发明人
HIGASHI, KENJI;WATANABE, HIROYUKI;MIYASHITA, NORIHIKO
分类号
C01G33/00;C01G35/00;(IPC1-7):C01G35/00;C30B29/30
主分类号
C01G33/00
代理机构
代理人
主权项
地址
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