| 发明名称 |
WEB OF MATERIAL, ESPECIALLY FOR FILTRATION, METHOD FOR MAKING IT, AND ITS USE |
| 摘要 |
<p>A filter fabric comprises a needle felt substrate comprised of a non-woven air permeable fabric having spaced surfaces. An open pour air permeable plastic foam is incorporated into the substrate and extends from one surface toward the other.</p> |
| 申请公布号 |
EP0248182(B1) |
申请公布日期 |
1993.06.23 |
| 申请号 |
EP19870105737 |
申请日期 |
1987.04.16 |
| 申请人 |
THOMAS JOSEF HEIMBACH GMBH & CO. |
发明人 |
JANSSEN, EBERHARD, DR.;HUNOLD, WILLI |
| 分类号 |
B01D39/08;B01D39/16;D04H1/48;D04H1/485;D04H1/488;D04H1/68 |
主分类号 |
B01D39/08 |
| 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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