发明名称 VORRICHTUNG ZUM TRENNEN UND/ODER ZUR PEFORIERUNG
摘要 <p>A device (10) serving to part and/or perforate a material web (18), more particularly single or multi-ply tissue paper, comprises a supporting roll (16) as well as a laser assembly including at least one laser head (12) emitting a laser beam (14). The invention relates furthermore to single or multi-ply tissue paper having perforations or one or more cuts produced by a laser assembly.</p>
申请公布号 DE60127132(D1) 申请公布日期 2007.04.19
申请号 DE2001627132 申请日期 2001.07.31
申请人 SCA HYGIENE PRODUCTS GMBH 发明人 MUELLER, HEINZ-JUERGEN;BREDAHL, GUNNAR
分类号 B23K26/08;B23K26/402 主分类号 B23K26/08
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