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经营范围
发明名称
Porous filter media and membrane support means
摘要
申请公布号
US4765915(A)
申请公布日期
1988.08.23
申请号
US19860851178
申请日期
1986.04.14
申请人
THE DOW CHEMICAL COMPANY
发明人
DIEHL, CHARLES F.
分类号
B01D39/16;B01D39/20;B01D69/10;D04H1/54;D21H27/08;(IPC1-7):B01D37/00
主分类号
B01D39/16
代理机构
代理人
主权项
地址
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