Plastic bag with a filling valve

Details Plastic bag with a filling valve Plastic bag with a filling valve

B - Operations, Transporting

65

D

220/4

B65D 30/24 (2006.01)

Patent

CA 1123392

ABSTRACT OF THE DISCLOSURE Plastic bag with filling valve and an air-permeable fine- materials-filtering layer extending from the interior of the bag toward the exterior. The filtering layer of e.g. a felt or non woven is at least partially covered by the bottom of the bag and forms a closed pocket opposite the filling valve, whilst it can also surround a filling valve tube.

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