发明名称 |
Multi-layered microfiltration medium |
摘要 |
A multilayered microfiltration medium exhibiting high particle capture efficiency and minimal flow restriction having a base substrate layer, a fine fiber filtration or efficiency layer deposited on and adhered to the substrate layer and a nonhandleable, non-self-supporting protective cover layer which is self-adhering to the fine fiber layer and has a very smooth outer surface. Suitable cover layer materials include polystyrene and polycarbonate fibers.
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申请公布号 |
US4650506(A) |
申请公布日期 |
1987.03.17 |
申请号 |
US19860832961 |
申请日期 |
1986.02.25 |
申请人 |
DONALDSON COMPANY, INC. |
发明人 |
BARRIS, MARTY A.;ZELINKA, RICHARD L. |
分类号 |
B01D39/16;D01D5/00;D04H1/56;(IPC1-7):B01D39/04 |
主分类号 |
B01D39/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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