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发明名称
SEMI-PERMEABLE MEMBRANES WITH AN INTERNAL DISCRIMINATING REGION
摘要
申请公布号
IL87945(D0)
申请公布日期
1989.03.31
申请号
IL19880087945
申请日期
1988.10.06
申请人
THE DOW CHEMICAL COMPANY
发明人
分类号
B01D67/00;B01D69/00;B01D69/02;B01D69/08;B01D71/26;B01D71/48;B01D71/50;B01D71/52;B01D71/56;B01D71/64;B01D71/68;C01B13/02;C08G64/10;D01F6/64;(IPC1-7):B01D/
主分类号
B01D67/00
代理机构
代理人
主权项
地址
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