发明名称 SEALING FIN OF GABLE TOP CONTAINER
摘要 An arrangement on packing containers of flexible packing material, this arrangement making possible a tight closing and simple opening of the top part of the packing container. In, for example, a gable-top package (1) the arrangement comprises a sealing film (8) projecting outside the top edge of the packing container material, which after conventional shaping of the top part of the packing container is sealed in a sealing zone (9) and is provided with a projecting tearing strip (11). The film (8) is a laminate sealable to the packing material with a suitable barrier layer, e.g. Al-foil, and, owing to its small thickness, can be simply sealed in a gas-tight manner to itself as to the inside of the packing material.
申请公布号 AU7841987(A) 申请公布日期 1988.03.24
申请号 AU19870078419 申请日期 1987.09.15
申请人 TETRA PAK AB, 发明人 LARS CARLSSON
分类号 B65D5/40;B65D5/06;B65D5/74 主分类号 B65D5/40
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