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发明名称
PROCESSO APERFEICOADO PARA FAZER MEMBRANAS SEMIPERMEAVEIS COMPOSITAS E MEMBRANA SEMIPERMEAVEL COMPOSITA APERFEICOADA OBTIDA
摘要
申请公布号
BR7602383(A)
申请公布日期
1977.10.25
申请号
BR19760002383
申请日期
1976.04.19
申请人
UOP INC
发明人
WRASIDLO W
分类号
(IPC1-7):B01D13/04
主分类号
(IPC1-7):B01D13/04
代理机构
代理人
主权项
地址
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