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发明名称
PROCEDIMIENTO E INSTALACION PARA EL TRATAMIENTO DE ARENAS.
摘要
申请公布号
ES350715(A1)
申请公布日期
1969.11.16
申请号
ES19150003507
申请日期
1968.02.20
申请人
COHEN
发明人
分类号
B03B9/00;(IPC1-7):21C/
主分类号
B03B9/00
代理机构
代理人
主权项
地址
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