B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 81/34 (2006.01) A47G 19/16 (2006.01) B65D 81/00 (2006.01) B65D 85/36 (2006.01)
Patent
CA 2111991
The invention relates to a closed flexible sachet (1), adapted to be extracted under pressure, containing at least one powder substance for the preparation of a beverage and formed by two identical flexible sheets (2, 3) of circular, oval or polygonal shape, which provide between one another a space for the powder substance (5) and are sealed over their periphery (4) so that the sachet is substantially symmetrical with respect to its plane of sealing, the material used for the flexible sheets being impermeable to oxygen and water vapour and the sachet being designed to be used as such in the extraction device provided.
Fond Olivier
Pleisch Jean-Pierre
Rossier Roland
Schaeffer Jacques
Yoakim Alfred
Borden Ladner Gervais Llp
Societe Des Produits Nestle S.a.
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