Method of manufacturing packaging container

Details Method of manufacturing packaging container Method of manufacturing packaging container

B - Operations, Transporting

65

B

156/24

B65B 9/20 (2006.01)

Patent

CA 1298192

Abstract: The present invention is directed to a method of manufacturing a parallelepiped packaging container having the vertically sealed portions of the parallelepiped positioned at the corners of the side walls. The method involves the steps of forming a previously creased belt- like packaging material web coated with a thermoplastic resin into a tubular configuration, thermally sealing the lengthwise edge portions, filling the formed packaging blank with a liquid, sealing the edges at specific intervals, separating the sealed edges into individual units and folding the upper and lower portions to form a complete parallelepiped packaging container.

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