| 发明名称 |
FILTER OF POLY(TETRAFLUOROETHYLENE) |
| 摘要 |
65-99 percent by weight poly(tetrafluoroethylene) fibers and 1-35 percent by weight glass fibers are combined in an intimate blend suitable for the preparation of filter felts having reduced leakage while maintaining high permeability to gas flow. |
| 申请公布号 |
EP0066414(A3) |
申请公布日期 |
1983.11.23 |
| 申请号 |
EP19820302554 |
申请日期 |
1982.05.19 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
FORSTEN, HERMAN HANS;SHAH, JAGDISH NAVNITLAL;FRANKENBURG, PETER EDGAR |
| 分类号 |
B01D39/14;B01D39/16;B01D39/20;D04H1/42;D04H1/46 |
主分类号 |
B01D39/14 |
| 代理机构 |
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