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发明名称
SAMMENFOEYNING AV POLARE-NONPOLARE-POLARE MEMBRANER.
摘要
申请公布号
NO901260(A)
申请公布日期
1991.09.20
申请号
NO19900001260
申请日期
1990.03.19
申请人
CERVEN, ERIK A.
发明人
CERVEN, ERIK A.
分类号
B01D;B01D69/12;(IPC1-7):B01D69/12
主分类号
B01D
代理机构
代理人
主权项
地址
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