发明名称 FILTER BAG FOR A VACUUM CLEANER, AND USE THEREOF
摘要 The invention relates to a filter bag for a vacuum cleaner. Said filter bag is made of a composite material encompassing at least three layers. At least two layers, which are composed of a fleece layer and at least one fiber fleece layer, are connected by means of a welded joint. The invention further relates to the use of such a filter bag.
申请公布号 WO2007118640(A2) 申请公布日期 2007.10.25
申请号 WO2007EP03180 申请日期 2007.04.10
申请人 EUROFILTERS N.V.;SCHULTINK, JAN;SAUER, RALF 发明人 SCHULTINK, JAN;SAUER, RALF
分类号 B01D39/16;A47L9/14 主分类号 B01D39/16
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