F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
F42B30/00—Projectiles or missiles, not otherwise provided for, characterised by the ammunition class or type, e.g. by the launching apparatus or weapon used
F42B30/08—Ordnance projectiles or missiles, e.g. shells
F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
F42B12/00—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material
F42B12/02—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect
F42B12/20—Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material characterised by the warhead or the intended effect of high-explosive type
Realisation, par expansion plastique, d'un assemblage de deux joints tubulaires filetes etanches avec une sous- paisseur de matiere locale et initiale