Matches 1 - 50 out of 85 1 2 >
Match Document Document Title
7536956 Linear shaped charge system  
An elongate explosive charge element ( 25 ), said explosive charge element ( 25 ) including a flexible frangible cutting sheet ( 26 ) and an explosive agent ( 27 ) said charge element ( 25 )...
7228907 High energy gas fracturing charge device and method of use  
A high energy gas fracturing device, adapted to be lowered into a well. The device comprises a closed tube made of strong material, sized to fit into the well and having at least one sidewall,...
6966263 Low-cost, no-fragment explosive access tool for soft metal containers  
The invention comprises a device that uses a flexible material, preferably in a mostly square shape. An explosive charge, usually in the form of a sheet of explosives, is cut to fit on the top side...
6584908 Device for the disruption of explosive objects  
A disrupter has a plastic box 1 with three semi-cylindrical plastic formers 2 each with a bag 4 containing water. Sheet explosive 13 is applied to the back of the formers. Bags 4 may be...
6523474 Shaped recesses in explosive carrier housings that provide for improved explosive performance  
A carrier for containing explosives (e.g., shaped charges) includes a housing having a plurality of recesses, each recess having a periphery and a side surface extending around the periphery. The...
H002039 Clearing obstacles  
System for clearing both light and heavy obstacles, in which one or more flying metal plates are propelled against heavy obstacles by explosive forces which also expand a folded continous rod...
6167811 Reverse initiation device  
A shaped charge explosive device for defeat of advanced armor is presented. In operation, a conically capped hemispherical liner is collapsed in reverse sequence. Detonation of the base of the...
6021714 Shaped charges having reduced slug creation  
A shaped charge for use in perforating formation adjacent a wellbore includes a liner having a substantially non-conical shape (also referred to as bowl-shaped). The liner has first and second...
6016753 Explosive pipe cutting  
An explosive material-energized plasticized metal slug cutter for use within tubular cylinders, or pipe or similar structures-especially in buried or otherwise inaccessible locations is disclosed....
5847312 Shaped charge devices with multiple confinements  
A shaped charge device having at least a double confinement configuration d utilizing a standard shaped charge liner inserted into a hollow cavity in the inner explosive fill. The inner explosive...
5792977 High performance composite shaped charge  
A shaped charge for efficiently transferring energy from an explosive material to generate a deep penetrating jet. The shaped charge liner is formed with a hemispherical first section combined with...
5791821 Shaped-charge cutting device for piles and underwater tubular members  
The invention relates to a device for severing tubular members, such as piles of an offshore platform. The device is incorporated into a platform pile as one of the sections of the pile and is...
5526752 Weapon for destruction of deeply buried and hardened targets  
A projectile which includes multiple warheads separated one from another within a casing, each warhead having its own independent detonator. The warheads are arranged in spaced relationship along...
5509357 Dual operating mode warhead  
A dual operating mode warhead comprises a generally cylindrical explosive charge having a longitudinal axis and an outer peripheral surface extending between front and rear facing initiation...
5505136 Core-generating charge with means for correcting entrainment rotation effects  
The invention relates to warheads including a core-generating charge and rotating about an axis which is not the charge axis. In front of the coating of the charge is positioned a wedge with a...
5450794 Method for improving the performance of underwater explosive warheads  
A solid explosive charge is provided with plural detonators on its outer surface at locations from which divergent shock waves simultaneously emerge for movement inwardly of the explosive body....
5353709 Method for improving the mechanical stressability of ammunition bodies with shaped charges  
A method is described for improving the mechanical stressability of ammunition bodies, particularly shaped charges, which are highly accelerated and/or subjected to shock waves by coating the...
5349908 Explosively forged elongated penetrator  
An explosively forged elongated penetrator including a liner having a central section, an intermediate section and a peripheral section; the axial velocity of the sections being approximately...
5259317 Hollow charge with detonation wave guide  
A warhead having hollow charge, such as a bomblet as well as a large caliber armor-piercing projectile has an improved detonation wave guide arrangement which preferably produces a high pyrophoric...
5253585 Explosive pipe crimping method and devices  
A main charge of explosive is positioned symmetrically about a passageway-forming tubular member, such as a well pipe assembly. The charge is outwardly and radially spaced from the member and is...
5243914 Caseless ammunition  
This invention deals with case-less ammunition, the propelling element of which has increased solidity. This increase in solidity is achieved by virtue of the fact that the propelling charge is...
5237929 Projectile-forming charge  
The present invention relates to a projectile-forming explosive charge (1) of the type which includes a forward concave insert (2) disposed in the envisaged effect direction of the charge and being...
5175391 Method for the multimaterial construction of shaped-charge liners  
A shaped charge device having a cylindrical housing, an explosive charge with a cavity at one end, a fuze, booster, a multimaterial vertically layered liner having a hemispherical,...
5090324 Warhead  
A warhead (10') which includes a shaped or projectile forming charge in the form of a liner (14) of a multi-phase metallic material or a metal-metal laminate. To prevent the liner (14) from being...
H000913 Explosive devices for foxhole manufacture, demolition and urban warfare  
Explosive devices for foxhole manufacture, demolition and urban warfare. devices comprise a hollow metal cylinder; a cap at the top end closing said metal liner, said cap having a waveshaper on the...
5010823 Linear propelling separator  
This invention relates to an elongated flexible housing containing coexteve explosive and propellant charges. The housing is adapted to be attached to a structure to be severed and the parts...
4987818 Shaping apparatus for an explosive charge  
The invention provides shaping apparatus for an explosive charge, particularly for use with plastic explosive in forming shaped charges. The shaping apparatus comprises a hollow cylindrical body...
4955939 Shaped charge with explosively driven liquid follow through  
Disclosed is a non-fragmenting explosive device for perforating a target injecting a material through the perforation to disrupt structure behind the target. The device is particularly adapted to...
4942819 Hollow charge  
Hollow charge with a jet-forming lining or cover, in particular for producing a channel for a follow-through projectile in take-off runways, roadways or other stationary ground targets. A...
4901619 Shaped charge with barrier produced in situ  
In the inventive shaped charge, the main charge and the propagating charge are held together solely by the barrier. This union is possible (and is distinguished by pronounced freedom from flaws)...
4896609 Planar shock wave generator and enhancer device  
An explosive planar shock wave generator produces a planar wave that trav down a shape charge cone to give amplified force on the jet. In all embodiments radial waves are converted to planar waves...
4878432 Multistage kinetic energy penetrator  
A hypervelocity kinetic energy projectile has multiple penetrator stages gitudinally stacked one onto the other which separate and fly independently of one another during the projectile's flight....
4875414 Explosive charge with a projectile-forming metallic insert  
An explosive charge with a projectile-forming metallic insert which, essentially, possesses the configuration of a spherically-curved dish. The insert should be constituted of a body from a...
4862804 Implosion shaped charge perforator  
An implosion shaped charge device for jet perforating. In its overall concept, the implosion shaped charge perforator comprises a liner of implosive geometry, a primary explosive contiguous to the...
4841864 Controlled explosively formed penetrator  
A method and apparatus for controlling the final shape of an explosively formed penetrator, in which a liner is explosively accelerated to high velocity to impact upon a mandrel and form a...
4829901 Shaped charge having multi-point initiation for well perforating guns and method  
An improved shaped charge is provided for well perforating guns utilized in hydrocarbon recovery operations. An increased diameter entry hole through the casing may be formed by the shaped charge,...
4776278 Explosive charge having a projectile forming insert  
An explosive charge including a body and an insert disposed within the body and having given regions which are uniformly distributed around the center of the insert which differ from their...
4776272 Projectile-forming charge  
An armor-rupturing projectile-forming charge wherein the charge is adapted to selectively produce either single compact projectile, or through suitable measures to be able to concurrently produce a...
4766813 Metal shaped charge liner with isotropic coating  
The present invention relates to a composite liner for a shaped charge device. The liner comprises a wrought metal or metal alloy substrate having a desired shape and configuration and a coating...
4739709 Lightweight detonation wave barrier  
A detonation wave barrier for disposition between adjacent segments of warhead explosive including first and second layers of high shock impedance material and a third layer of low shock impedance...
4729318 Explosive plane-wave lens  
An explosive plane-wave air lens which enables a spherical wave form to be converted to a planar wave without the need to specially machine or shape explosive materials is described. A disc-shaped...
4724767 Shaped charge apparatus and method  
A unique structure for the shaped charge allows the formation of a uniquely configured jet with an alternating velocity gradient along its length. In a preferred embodiment, the velocity of...
4714019 Inserts for coating an explosive charge, and forming a rod-shaped projectile, and process for manufacture of inserts  
A flat disk having differing material properties in the inner and outer regions, resulting in varying dynamic material behavior during explosion deformation and a process for making the same. In...
4711181 Warhead with rotationally-symmetrical hollow charge  
A warhead which incorporates a rotationally-symmetrical hollow charge, and provides for a selectively centered or eccentric triggering thereof through the intermediary of suitably arranged...
4699066 Linear explosive separation system  
A linear explosive separation system includes two intersecting surfaces that are formed on a structural plate or other member consisting of isotropic material such as metal and offset from each...
4672896 Hollow charges  
A hollow charge including a primer block with a reverse, integrated ogival screen with a triggering effect.
4669384 High temperature shaped charge perforating apparatus  
A shaped charge perforating unit includes a housing having a cavity formed therein. An explosive charge of high explosive material is retained within the cavity by a liner of non-explosive...
4655139 Selectable deployment mode fragment warhead  
A fragmentation warhead having a main explosive and first detonator for selectively detonating the main explosive. The main explosive is encompassed by a coaxial detonation wave barrier, a...
4649825 Explosive separation system for composite materials  
An explosive separation system for making a clean cut in composite laminate aterials in which a flexible linear shaped charge is maintained in a molded holder of a low-density, energy-absorbing...
4643097 Shaped charge perforating apparatus  
A shaped charge perforating unit includes a housing having a cavity formed therein. An explosive charge of high explosive material is retained within the cavity by a liner of non-explosive...
Matches 1 - 50 out of 85 1 2 >