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Class Information
Number: 102/309
Name: Ammunition and explosives > Blasting > Detonation wave modifying > Shaped charge or charge with detonation wave cavity modifier > Having a barrier
Description: Subject matter which includes a member to direct and alter the detonation wave through the charge, when detonated, to the cavity.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8375859 Shaped explosive charge Feb. 19, 2013
8146503 Linear shaped charge system Apr. 3, 2012
8033224 Spiral linear shaped charge jet Oct. 11, 2011
7984674 Perforating charge for use in a well Jul. 26, 2011
7878119 Perforating charge for use in a well Feb. 1, 2011
7762193 Perforating charge for use in a well Jul. 27, 2010
7752972 Low reaction rate, high blast shaped charge waveshaper Jul. 13, 2010
7536956 Linear shaped charge system May. 26, 2009
7228907 High energy gas fracturing charge device and method of use Jun. 12, 2007
6966263 Low-cost, no-fragment explosive access tool for soft metal containers Nov. 22, 2005
6865990 Low-cost, no-fragment explosive access tool Mar. 15, 2005
6817297 Low-cost, no-fragment explosive access tool Nov. 16, 2004
6584908 Device for the disruption of explosive objects Jul. 1, 2003
6523474 Shaped recesses in explosive carrier housings that provide for improved explosive performance Feb. 25, 2003
H2039 Clearing obstacles Aug. 6, 2002
6167811 Reverse initiation device Jan. 2, 2001
6021714 Shaped charges having reduced slug creation Feb. 8, 2000
6016753 Explosive pipe cutting Jan. 25, 2000
5847312 Shaped charge devices with multiple confinements Dec. 8, 1998
5791821 Shaped-charge cutting device for piles and underwater tubular members Aug. 11, 1998
5792977 High performance composite shaped charge Aug. 11, 1998
5526752 Weapon for destruction of deeply buried and hardened targets Jun. 18, 1996
5509357 Dual operating mode warhead Apr. 23, 1996
5505136 Core-generating charge with means for correcting entrainment rotation effects Apr. 9, 1996
5450794 Method for improving the performance of underwater explosive warheads Sep. 19, 1995
5353709 Method for improving the mechanical stressability of ammunition bodies with shaped charges Oct. 11, 1994
5349908 Explosively forged elongated penetrator Sep. 27, 1994
5259317 Hollow charge with detonation wave guide Nov. 9, 1993
5253585 Explosive pipe crimping method and devices Oct. 19, 1993
5243914 Caseless ammunition Sep. 14, 1993
5237929 Projectile-forming charge Aug. 24, 1993
5175391 Method for the multimaterial construction of shaped-charge liners Dec. 29, 1992
5090324 Warhead Feb. 25, 1992
H913 Explosive devices for foxhole manufacture, demolition and urban warfare May. 7, 1991
5010823 Linear propelling separator Apr. 30, 1991
4987818 Shaping apparatus for an explosive charge Jan. 29, 1991
4955939 Shaped charge with explosively driven liquid follow through Sep. 11, 1990
4942819 Hollow charge Jul. 24, 1990
4901619 Shaped charge with barrier produced in situ Feb. 20, 1990
4896609 Planar shock wave generator and enhancer device Jan. 30, 1990
4878432 Multistage kinetic energy penetrator Nov. 7, 1989
4875414 Explosive charge with a projectile-forming metallic insert Oct. 24, 1989
4862804 Implosion shaped charge perforator Sep. 5, 1989
4860655 Implosion shaped charge perforator Aug. 29, 1989
4841864 Controlled explosively formed penetrator Jun. 27, 1989
4829901 Shaped charge having multi-point initiation for well perforating guns and method May. 16, 1989
4776272 Projectile-forming charge Oct. 11, 1988
4776278 Explosive charge having a projectile forming insert Oct. 11, 1988
4766813 Metal shaped charge liner with isotropic coating Aug. 30, 1988
4739709 Lightweight detonation wave barrier Apr. 26, 1988

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