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发明名称
PROCEDIMIENTO PARA LA PRODUCCION DE MASAS FILTRANTES A BASEDE CARBON Y MASA FILTRANTE RESULTANTE.
摘要
申请公布号
ES361483(A1)
申请公布日期
1970.11.16
申请号
ES19830003614
申请日期
1968.12.06
申请人
SQUINDO
发明人
分类号
C01B31/00;C01B31/12;(IPC1-7):01D/
主分类号
C01B31/00
代理机构
代理人
主权项
地址
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