| 发明名称 |
Hydraulically entangled PTFE/glass filter felt |
| 摘要 |
A non-woven felt suitable for use as a filter comprised of poly(tetrafluoroethylene) and glass fibers hydraulically entangled to a supporting scrim and a process for making said felt are disclosed. The scrim is made from high temperature and chemically resistant materials.
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| 申请公布号 |
US4612237(A) |
申请公布日期 |
1986.09.16 |
| 申请号 |
US19850808752 |
申请日期 |
1985.12.13 |
| 申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
FRANKENBURG, PETER E. |
| 分类号 |
D04H1/42;B01D39/08;B01D39/20;B32B5/26;D04H1/46;D04H13/00;(IPC1-7):B32B5/02 |
主分类号 |
D04H1/42 |
| 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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