1392235 Shotgun cartridges GEVELOT SA 23 May 1972 [28 June 1971 16 Feb 1972] 24255/72 Heading F3A A shotgun cartridge comprises: a tube 11 secured in a head 12 by a wad 14; the tube being constituted by a plurality of layers of sheet material made from paper in combination with another material that renders the tube non-porous or substantially non-porous to propellant gases under pressure. The tube is formed from: paper coated with lacquer; or from several layers of paper adhered to one another by means of an organic glue; or from a sheet of polyethylene, tin or aluminium disposed between two sheets of paper or lining one side of the paper.
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机译：1392235 Shot弹药筒GEVELOT SA 1972年5月23日[1971年6月28日1972年2月16日] 24255/72标题F3A shot弹药筒包括：管子11，该管子11由一团14固定在头部12中;和该管由多层由纸制成的片状材料与另一种材料构成，该另一种材料使该管在压力下对推进剂气体无孔或基本无孔。该管由以下材料形成：涂有油漆的纸;或通过有机胶将几层纸彼此粘合在一起;或从放置在两张纸之间或在纸的一面衬里的聚乙烯，锡或铝制成的薄片。
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