CARTRIDGE Russian patent published in 2001 - IPC

FIELD: manufacture of cartridges to a shot-barreled weapon, as well as to assembling pistols and ion powder tool. SUBSTANCE: the cartridge has a capsulated cartridge case and a propellant charge of nitroglycerin powder with a content of 0.1 to 0.2 mass percent of commercial carbon, specific heat of burning within 1135 to 1200 cal/g and grain diameter within 0.3 to 0.5 mm, with a packed density within 1.50 to 1.58 g/cu.cm, and a grain thickness within 0.07 to 1.14 mm. EFFECT: enhanced energy efficiency of the cartridge by 10 to 12% and simultaneous reduction of the mass of the propellant charge by 14 to 15%. 1 tbl