Matches 1 - 50 out of 376 1 2 3 4 5 6 7 8 >
Match Document Document Title
7600476 Geometric/mechanical apparatus to improve well perforator performance  
Shaped charges that generate fan-like jets can produce slotted holes in rock formations. A shaped charge includes a case having on open front end, an external surface and a longitudinal axis, all...
7547345 High performance powdered metal mixtures for shaped charge liners  
A liner ( 18 ) for a shaped charge ( 10 ) that utilizes a high performance powered metal mixture to achieve improved penetration depths during the perforation of a wellbore is disclosed. The high...
7546806 Selectable output well perforator and method for producing variable hole profiles  
Various shaped charges and methods of operation produce multiple jets in various profiles by employing multiple initiation points to address various earthen formations and producing different types...
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 )...
7493861 Tandem shaped charge warhead having a confined forward charge and a light-weight blast shield  
A tandem shaped charge warhead having a forward charge and a rear charge mounted in tandem along a charge axis. The forward charge has a shaped charge liner with an explosive surrounding it, along...
7434514 Ignition device for explosive charge or pyrotechnic composition  
The invention relates to an ignition device for an explosive charge or pyrotechnic composition. This device comprises at least two ignition means connected to a power source. It is characterized in...
7418905 Multi-mission payload system  
A missile, such as a cruise missile, has a nose payload portion having a frangible nose cover and a relatively hard target penetration nose cone. The nose cone may have a liquid fuel tank within,...
7392745 Device for combating targets  
An ammunition unit, for combating targets ( 10 ) with or without using shaped charge effect, that incorporates an openable or removable and replaceable hull or outer casing ( 2 ). The explosive...
7363862 Multi-purpose single initiated tandem warhead  
A multi-purpose tandem warhead needing only a single initiation has a casing that forms front, middle and rear portions. A shaped charge is positioned in the rear portion of the casing and a...
7360488 Single phase tungsten alloy  
A single phase metal alloy usually for forming a shaped charge liner for a penetrating jet or explosively formed penetrator forming warhead consists essentially of from a trace to 90%, by weight,...
7278354 Shock initiation devices including reactive multilayer structures  
The invention provides shock initiation devices comprising multilayer structures with constituent layers that undergo an exothermic self-propagating reaction once initiated by shock. The multilayer...
7278353 Reactive shaped charges and thermal spray methods of making same  
Shaped charge liners are made of reactive materials formed by thermal spray techniques. The thermally sprayed reactive shaped charge materials have low porosity and high structural integrity. Upon...
7273011 Structure of a projectile  
A projectile casing is designed to insure proper operation of the charges located therein. The charges are spaced by spacer tubes constructed such that the tubes are dispersed radially after the...
7273010 Impact part of a projectile  
An impact part on a projectile permits the activation of detonation systems within a large angular range of contact with a target. The impact part is provided with annular recesses with embedded...
7261036 Shaped charge liner  
A liner for a shaped charge having a composition comprising greater than 90% by weight of powdered tungsten and up to 10% by weight of powered binder, the composition being formed into a...
7237486 Low debris perforating gun system for oriented perforating  
Disclosed herein is a shaped charge assembly for use in a perforating gun. The shaped charge assembly includes a shaped charge combined with a longitudinal spine extending along a portion of a...
7174834 Explosive shell having improved resistance to shocks  
An explosive shell comprising a fusible explosive load placed in a casing incorporating an opening, such shell comprising shimming means placed in the vicinity of the shell opening, such shimming...
7150231 Active part  
An active part of an ammunition device. A casing is provided with a sleeve in association with an opening of the casing. A sprung device is arranged between a locking device arranged at the opening...
7011027 Coated metal particles to enhance oil field shaped charge performance  
A liner for a shaped charge comprising powdered heavy metal tungsten coated with a metal binder coating compressively formed into a liner body. Each of the powdered heavy metal particles are...
7007607 Missile system for breaching reinforced concrete barriers utilizing hinged explosively formed projectile warheads  
A hinged explosively formed projectile warhead system eliminates exposure of soldiers to harm in wall breaching operations by providing a lethal mechanism that can be deployed at safe distances,...
6983698 Shaped charge explosive device and method of making same  
A shaped charge explosive device which includes an axially symmetric body of explosive material, a liner lining the forward end of the body, and a detonator disposed at the bottom of the body. The...
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...
6962634 Low temperature, extrudable, high density reactive materials  
A reactive material for use as a reactive liner in penetrating (shape-charge) warheads and for use in reactive fragments in fragmenting warheads is disclosed. The reactive material comprises an...
6910423 Kinetic energy rod warhead with lower deployment angles  
A kinetic energy rod warhead including a projectile core including a plurality of individual projectiles, an explosive charge about the core, at least one detonator for the explosive charge, and...
6910421 General purpose bombs  
A general purpose bomb having a shaped charge penetrator warhead mounted in the front of the bomb and facing forward, in which the caliber of the warhead is at least 90% of the caliber of the...
6899032 Device to enable targets to be combated by a shaped charge function  
A device arranged to enable the engagement of targets ( 5 ) by means of a shaped charge function. An ammunition unit is arranged to operate with at least two configuration modes where in the first...
6868791 Single stage kinetic energy warhead utilizing a barrier-breaching projectile followed by a target-defeating explosively formed projectile  
A single stage kinetic energy warhead using multiple explosively formed projectile (EFP) liners in a stacked configuration is capable of breaching intermediate barriers and defeating a primary...
6840178 Shaped charge liner  
A liner for an explosive shaped charge is formed from a mixture of powdered metals into three or more conical sections wherein the axial height of the first two sections is 30% to 70% of the total...
6796525 Fin-stabilized guidable missile  
The present invention relates to a fin-stabilized missile ( 1 ) of the type which is intended to be fired at high acceleration towards a defined target along its trajectory and which can be guided...
6786157 Hollow charge explosive device particularly for avalanche control  
A shaped charge explosive device ( 10 ) comprising an explosive charge body including an explosive charge ( 18 ) defining a cavity particulate material ( 44 ) dispersible by the explosive charge...
6758143 Warhead configuration  
A warhead configuration for forming a large-diameter hole through a wall of a target includes a shaped charge of explosive material presenting an annular front surface portion circumscribing an...
6718883 Device for neutralizing a payload  
A neutralization device for a payload carried by a vector, such as a rocket. This device incorporates at least one explosively-formed charge, where such charge is made integral with the vector by a...
6668727 Explosively driven impactor grenade  
An explosively driven impactor grenade includes a grenade body having a substantially spherical shape and a hollow central portion, the grenade body including a plurality of recesses formed on an...
6668726 Shaped charge liner and process  
Shaped charge liners, typically used in perforating guns, are formed from a zinc alloy of zinc and other metals such as aluminium and magnesium. The liners are formed into desired shapes, for...
6655291 Shaped-charge liner  
A liner for a explosive shaped charge, such as those used in perforating operations in oil and gas wells, is formed from a powdered metal mixture that includes molybdenum. The molybdenum allows a...
6634300 Shaped charges having enhanced tungsten liners  
A liner for a shaped charge formed from a mixture of powdered heavy metal and a powdered metal binder. The liner is formed by compression of the mixture into a liner body. In one embodiment of the...
6619210 Explosively formed penetrator (EFP) and fragmenting warhead  
A warhead casing defines a geometry that is a portion of a ring having an outer radial wall and an inner radial wall spaced radially apart from one another. The outer radial wall and inner radial...
6619176 Thinned-skirt shaped-charge liner  
The embodiments of the present invention involve a thinned-skirt shaped-charge liner, a shaped-charge explosive incorporating the liner, and methods for making the liner. The focus of the most...
6606950 Method and apparatus for positioning a shaped charge  
A method and apparatus for positioning a shaped charge for destroying land mines and unexploded ordnance utilizes one or more pins secured to a shaped charge. In one embodiment, an outer body made...
6588344 Oil well perforator liner  
A shaped charge apparatus having an improved liner for a shaped charge constructed from a combination of powdered metal and selected polymer material. Powdered heavy metal and polymer binder is...
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...
6564718 Lead free liner composition for shaped charges  
A liner for a shaped charge formed from a mixture of powdered heavy metal and a powdered metal binder. The liner is formed by compression of the mixture into a liner body shape. In the preferred...
6530326 Sintered tungsten liners for shaped charges  
A method of producing a liner for a shaped charge comprising mixing a composition of powdered metal with plasticizers and binders to form a paste. The paste is then particulated and injected into...
6510797 Segmented kinetic energy explosively formed penetrator assembly  
A segmented, kinetic energy projectile is formed by stacking several liners in a single warhead, for effectively producing a longer penetrator capable of greatly enhancing penetration. Each...
6510796 Shaped charge for large diameter perforations  
A shaped charge for generating a large hole in material such as well casing downhole in a wellbore. A shaped charge liner is oriented about a longitudinal axis, and a disk is positioned at the...
6477959 Wall breaching warhead  
A wall breaching warhead 10 for forming a hole through a brick wall includes a shaped charge 12 of explosive material having a central axis 14 . The front surface of shaped charge 12 ...
6474240 Device and process to attach a priming system to the body of a grenade  
A system for attaching a priming system onto the body of a grenade, including a support integrally fastened to the grenade body and incorporating a thin cylindrical wall whose upper edge is crimped...
6467416 Combined high-blast/anti-armor warheads  
Dual mode warheads utilizing high-blast explosives ( 14 ) and a shaped charge liner ( 12 ) and a process for forming such warheads.
6464019 Perforating charge case  
A perforating charge case is made by a process that includes cold forming a material into a shape for the perforating charge case. The cold forming produces additional recrystallization nucleation...
6446558 Shaped-charge projectile having an amorphous-matrix composite shaped-charge liner  
A shaped-charge projectile includes a container in the form of a hollow shell elongated parallel to a projectile axis, with the container having a front end and a back end. A shaped-charge liner is...
Matches 1 - 50 out of 376 1 2 3 4 5 6 7 8 >