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发明名称
PROCESS FOR PRODUCING ALPHA-SIALON POWDER
摘要
申请公布号
US4845059(B1)
申请公布日期
1991.03.26
申请号
US19870026685
申请日期
1987.03.17
申请人
发明人
分类号
C01B21/082;C04B35/597;(IPC1-7):C04B35/58
主分类号
C01B21/082
代理机构
代理人
主权项
地址
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