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Browse by Category: Main > Firearms & Weapons
Class Information
Number: 102/310
Name: Ammunition and explosives > Blasting > Detonation wave modifying > Shaped charge or charge with detonation wave cavity modifier > Plural charges
Description: Subject matter having more than one shaped charge.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8555764 Perforating gun assembly and method for controlling wellbore pressure regimes during perforating Oct. 15, 2013
8505454 Electromagnetic formed shaped charge liners Aug. 13, 2013
8479653 Low-vulnerability pyrotechnical charge Jul. 9, 2013
8336437 Perforating gun assembly and method for controlling wellbore pressure regimes during perforating Dec. 25, 2012
8327746 Wellbore perforating devices Dec. 11, 2012
8302534 Radial-linear shaped charge pipe cutter Nov. 6, 2012
8286706 Pressure compensation for a perforating gun Oct. 16, 2012
8033224 Spiral linear shaped charge jet Oct. 11, 2011
7984674 Perforating charge for use in a well Jul. 26, 2011
7913758 Oil well perforators and method of use Mar. 29, 2011
7886647 Synchronously timed fuse procedure or process Feb. 15, 2011
7878119 Perforating charge for use in a well Feb. 1, 2011
7819064 Shaped charge and a perforating gun Oct. 26, 2010
7762193 Perforating charge for use in a well Jul. 27, 2010
7661366 Signal conducting detonating cord Feb. 16, 2010
7661367 Radial-linear shaped charge pipe cutter Feb. 16, 2010
7624681 Initiator activated by a stimulus Dec. 1, 2009
7621342 Method for retaining debris in a perforating apparatus Nov. 24, 2009
7603938 Method and apparatus for fluid removal from a container Oct. 20, 2009
7493861 Tandem shaped charge warhead having a confined forward charge and a light-weight blast shield Feb. 24, 2009
7430965 Debris retention perforating apparatus and method for use of same Oct. 7, 2008
7299734 Synchronously/synergeticly timed fuse procedure or process Nov. 27, 2007
7284489 Casing conveyed well perforating apparatus and method Oct. 23, 2007
7228907 High energy gas fracturing charge device and method of use Jun. 12, 2007
7172023 Perforating gun assembly and method for enhancing perforation depth Feb. 6, 2007
6991044 High-energy combined well perforating device Jan. 31, 2006
6962202 Casing conveyed well perforating apparatus and method Nov. 8, 2005
6941871 Faceted expansion relief perforating device Sep. 13, 2005
6792866 Circular shaped charge Sep. 21, 2004
6758124 Unique phasings and firing sequences for perforating guns Jul. 6, 2004
6554081 Components and methods for use with explosives Apr. 29, 2003
6523449 Perforating gun Feb. 25, 2003
6505559 Well bore cutting and perforating devices and methods of manufacture Jan. 14, 2003
6499406 Blasting apparatus for forming horizontal underground cavities and blasting method using the same Dec. 31, 2002
6494139 Hole boring charge assembly Dec. 17, 2002
6397947 Optimizing charge phasing of a perforating gun Jun. 4, 2002
6347673 Perforating guns having multiple configurations Feb. 19, 2002
6269725 Fluid-filled bomb-disrupting apparatus and method Aug. 7, 2001
6216596 Zinc alloy shaped charge Apr. 17, 2001
6167957 Helical perforating gun Jan. 2, 2001
5837925 Shaped charge retainer system Nov. 17, 1998
5816343 Phased perforating guns Oct. 6, 1998
5785130 High density perforating gun system Jul. 28, 1998
5619008 High density perforating system Apr. 8, 1997
5612505 Dual mode warhead Mar. 18, 1997
5542480 Perforating gun with retrievable mounting strips Aug. 6, 1996
5524524 Integrated spacing and orientation control system Jun. 11, 1996
5524546 Breeching device Jun. 11, 1996
5479860 Shaped-charge with simultaneous multi-point initiation of explosives Jan. 2, 1996
5460095 Mounting apparatus for expendable bar carrier shaped-charges Oct. 24, 1995

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