发明名称 |
Filter media |
摘要 |
The present invention is an improved material which may be used as a filter media for gas filtration systems, such as for industrial gas streams and commercial or residential vacuum cleaners. The filter material comprises a filter media support bonded to a porous expanded PTFE membrane, and further comprising a screen material bonded to the porous expanded PTFE. The screen material protects the expanded PTFE surface against damage due to impingement of particles during operation of the gas filtration system.
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申请公布号 |
US6334881(B1) |
申请公布日期 |
2002.01.01 |
申请号 |
US20000552921 |
申请日期 |
2000.04.20 |
申请人 |
GORE ENTERPRISE HOLDINGS, INC. |
发明人 |
GIANNETTA RICHARD;DEBES MICHAEL |
分类号 |
B01D39/14;B01D39/16;B01D39/20;B01D69/10;B01D69/12;B01D71/32;B01D71/36;B32B27/12;(IPC1-7):B01D29/05;B01D46/10 |
主分类号 |
B01D39/14 |
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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