B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
220/4
B65D 30/24 (2006.01)
Patent
CA 1086270
ABSTRACT OF THE DISCLOSURE: A plastics-film bag having one wall formed by overlapping panels joined by a longitudinal seal, and having a filling valve constituted by a passageway left between the panels, in which at least one additional layer of film or other flexible material is included between the panels in the overlap, to improve the security of the valve.
256217
Drouin Guy
Imperial Chemical Industries Limited
LandOfFree
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