发明名称 |
Filter for a filter cassette of a civilian gas mask comprises an adsorption layer with hot-melt-type adhesive threads charged with particulate absorbent and a three-dimensional net |
摘要 |
<p>Filter comprises an adsorption layer (22) with hot-melt-type adhesive threads charged with particulate absorbent and a three-dimensional net. The absorbent minimally adheres to the threads. The weight ratio of the threads to the absorbent is 2-20, preferably 8-10 wt.% and the specific absorbent weight per m2> flow surface and per mm thickness of the adsorption layer is 100-500 g/m2>.mm. An independent claim is also included for a process for the production of the filter.</p> |
申请公布号 |
DE10305307(A1) |
申请公布日期 |
2004.08.26 |
申请号 |
DE2003105307 |
申请日期 |
2003.02.10 |
申请人 |
HELSA-WERKE HELMUT SANDLER GMBH & CO. KG |
发明人 |
HOFFMANN, REGINA |
分类号 |
A62B23/02;B01D39/16;B01D39/20;(IPC1-7):A62B23/02;B01D39/00 |
主分类号 |
A62B23/02 |
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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