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发明名称
METHOD OF MANUFACTURE OF UNBURNT SILICA REFRACTORIES
摘要
申请公布号
PL124299(B1)
申请公布日期
1983.01.31
申请号
PL19780205943
申请日期
1978.04.08
申请人
发明人
分类号
C04B;C04B35/14;(IPC1-7):C04B35/14
主分类号
C04B
代理机构
代理人
主权项
地址
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