Tubular bag with shock absorber band tube for making such bag, and method for its production
作者： Ole-Bendt Rasmussen
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摘要: Orientable thermoplastic polymeric film material is provided with at least one stretched zone in which the has been a first direction and, adjacent to opposite sides of zone, unstretched zones substantially unstretched. The particular value for preventing rupture bags containing material, especially when are seam filled sack and/or gusset bag.
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