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
B65D31/142—Valve bags, i.e. with valves for filling the filling port being formed by folding a flap connected to a side, e.g. block bottoms
Caisse ou couvercle de caisse de matiere en feuille rigide avec poignee, flan et procede pour la fabrication d'une telle caisse ou d'un tel couvercle
Emballage de type caisse américaine comprenant un élément en matériau semi-rigide et une feuille autoscellante de protection et de maintien des articles conditionnés