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发明名称
MANUFACTURE OF ALPHA-TYPE SILICON NITRIDE POWDER
摘要
申请公布号
JPS5891015(A)
申请公布日期
1983.05.30
申请号
JP19810189672
申请日期
1981.11.26
申请人
DENKI KAGAKU KOGYO KK
发明人
HASEGAWA MASASHI;ISHII MASAJI;SHIGI TADASUKE
分类号
C01B21/068
主分类号
C01B21/068
代理机构
代理人
主权项
地址
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