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发明名称
摘要
申请公布号
JPS5743529(B2)
申请公布日期
1982.09.16
申请号
JP19750123409
申请日期
1975.10.13
申请人
发明人
分类号
C04B11/024;C01F11/46
主分类号
C04B11/024
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代理人
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