发明名称 Filter bag and method for the production thereof
摘要 A filter bag for a vacuum cleaner includes a tubular bag made of a casing which has at least one nonwoven layer. The casing has a first end region which is sealed at least partially and a second sealed end region situated opposite the first end region. The first end region is folded and forms a base.
申请公布号 US8052769(B2) 申请公布日期 2011.11.08
申请号 US20060097166 申请日期 2006.12.15
申请人 EUROFILTERS N.V. 发明人 SCHULTINK JAN;SAUER RALF
分类号 B01D46/02 主分类号 B01D46/02
代理机构 代理人
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