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经营范围
发明名称
MATERIALES CRISTALINOS Y POROSOS SINTETICOS QUE CONSISTEN DEOXIDO DE SILICIO Y DE BORO Y SUS METODOS DE PREPARACION Y USOS
摘要
申请公布号
GT198302300(A)
申请公布日期
1984.11.15
申请号
GT19830002300
申请日期
1983.05.25
申请人
发明人
分类号
C01B33/113;C01B35/16;(IPC1-7):C01B33/113
主分类号
C01B33/113
代理机构
代理人
主权项
地址
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