发明名称 Perforated form-fill-seal (ffs) bag
摘要 Described is a gusseted bag or flat bag ( 200,201,212,214,217 ), which is produced and filled by a form-fill-seal (FFS) machine and which has a tear-open perforation ( 207,208,216 ) at least in the area of at least one of the corners of the bag. The invention is characterized in that the bag has a corner weld seal ( 206 ) in the area of at least one corner.
申请公布号 US2007081745(A1) 申请公布日期 2007.04.12
申请号 US20040578889 申请日期 2004.11.11
申请人 TETENBORG KONRAD;VOSS HANS-LUDWIG;RENKEN HANS 发明人 TETENBORG KONRAD;VOSS HANS-LUDWIG;RENKEN HANS
分类号 B65D33/00;B65D30/20 主分类号 B65D33/00
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