Packaging method and apparatus, and container therefor

摘要

A container or group of containers (2) in thermoformable and heat-weldable material includes an inlet (19, 20) comprising inlet wall portions which are elastic so that the inlet (19, 20) is self-closing prior to permanent sealing; a blow-moulding system for the manufacture of such containers or group of containers comprises a forming station for forming a group of containers with respective inlets (19) or a group of containers with a common inlet (19, 20) and a filling station downstream of the forming station. <MATH>