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经营范围
发明名称
PERMSELECTIVE MEMBRANE APPARATUS WITH POROUS SUPPORT
摘要
申请公布号
US4032454(A)
申请公布日期
1977.06.28
申请号
US19720240260
申请日期
1972.03.31
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
HOOVER, FRED WAYNE;ROBERTS, ROBERT EARL
分类号
B01D46/54;B01D63/06;(IPC1-7):B01D31/00
主分类号
B01D46/54
代理机构
代理人
主权项
地址
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