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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 5524546 |
Breeching device |
Jun. 11, 1996 |
| 5524524 |
Integrated spacing and orientation control system |
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 |
| 5377594 |
Flexible linear explosive cutting or fracturing charge |
Jan. 3, 1995 |
| 5331895 |
Shaped charges and their manufacture |
Jul. 26, 1994 |
| 5253585 |
Explosive pipe crimping method and devices |
Oct. 19, 1993 |
| 5119729 |
Process for producing a hollow charge with a metallic lining |
Jun. 9, 1992 |
| 5111746 |
Multiple stage munition |
May. 12, 1992 |
| 5095999 |
Through tubing perforating gun including a plurality of phased capsule charges mounted on a retrievable base strip via a plurality of shatterable support rings |
Mar. 17, 1992 |
| 5046563 |
Apparatus and method for cutting an object in a well |
Sep. 10, 1991 |
| 5038683 |
High explosive assembly for projecting high velocity long rods |
Aug. 13, 1991 |
| 5024158 |
Multi-directional initiator for explosives |
Jun. 18, 1991 |
| 5007486 |
Perforating gun assembly and universal perforating charge clip apparatus |
Apr. 16, 1991 |
| 4979443 |
Liner for a warhead with protruding central portion |
Dec. 25, 1990 |
| 4976199 |
Blasting system and its method of control |
Dec. 11, 1990 |
| 4955939 |
Shaped charge with explosively driven liquid follow through |
Sep. 11, 1990 |
| 4919050 |
Well perforating device |
Apr. 24, 1990 |
| 4915029 |
Shaped charge carrier assembly method |
Apr. 10, 1990 |
| 4905601 |
Explosive entry and cutting device and a method of explosive entry and cutting |
Mar. 6, 1990 |
| 4901619 |
Shaped charge with barrier produced in situ |
Feb. 20, 1990 |
| 4896609 |
Planar shock wave generator and enhancer device |
Jan. 30, 1990 |
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