B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
B65D31/14—Valve bags, i.e. with valves for filling
B65D31/147—Valve bags, i.e. with valves for filling the filling port being provided in a side wall
Sac comportant sur une bande de paroi une fermeture a glissiere en matiere plastique, les matieres de la fermeture et de la bande etant incompatibles sur le plan de la fusion, et procede de realisation dudit sac
Boite sous pression sertie comportant un corps cylindrique garni interieurement d'un sachet en feuille mince pour contenir un substrat et son procede de fabrication