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经营范围
发明名称
PRODUCTION OF POWDERY SILICON NITRIDE
摘要
申请公布号
JPH01119504(A)
申请公布日期
1989.05.11
申请号
JP19880122227
申请日期
1988.05.20
申请人
BASF AG
发明人
RASUTSURO MAROZUI
分类号
C01B21/068;C01B21/087
主分类号
C01B21/068
代理机构
代理人
主权项
地址
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