发明名称 |
Depth filter cartridge and method and apparatus for making same |
摘要 |
A depth filter formed of a plurality of substantially continuous intertwined filaments including a central support zone formed of support filaments having a first diameter and a filter zone formed of filtration filaments having filaments of a second diameter in which the diameters are different or the filaments are constructed of different materials. The invention also relates to an apparatus and a method for making such a depth filter element.
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申请公布号 |
US5340479(A) |
申请公布日期 |
1994.08.23 |
申请号 |
US19920932620 |
申请日期 |
1992.08.20 |
申请人 |
OSMONICS, INC. |
发明人 |
SZCZEPANSKI, JOSEPH T.;AUNE, THOMAS M.;SCHNEIDER, HENRY J. |
分类号 |
B01D29/11;B01D39/16;B29C57/00;(IPC1-7):B01D27/07 |
主分类号 |
B01D29/11 |
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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