发明名称 BESCHICHTETES VERPACKUNGSMATERIAL UND VERFAHREN ZU DESSEN HERSTELLUNG.
摘要 A packing laminate of the type comprising at least two layers of material and at least two converging or intersecting crease lines which assist the conversion of the laminate to a packing container is disclosed. The laminate is provided with at least one auxiliary crease line where the crease lines converge or intersect in order to prevent crack formation in the layers of the laminate and consequent leakage in the container formed therefrom. A method is also disclosed for manufacturing a laminate in which the laminate is provided with auxiliary crease lines after the converging or intersecting crease lines have been provided.
申请公布号 CH641418(A5) 申请公布日期 1984.02.29
申请号 CH19790007954 申请日期 1979.09.03
申请人 TETRA PAK INTERNATIONAL AB 发明人 WILHELM REIL;JOERG TRABITZSCH
分类号 B65D65/40;B65D5/40;B65D5/42;(IPC1-7):65D65/12 主分类号 B65D65/40
代理机构 代理人
主权项
地址