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Match Document Document Title
8985024 Shaped charge liner  
A liner for a shaped charge is provided for improved penetration of a target formation. The liner is formed from a combination of high density particulate and low density particulate.
8978558 Shaped charge and element  
One or more aspects of the present invention relate to a shaped charge, including a linear shaped charge comprising an explosive element, a liner, a face for application to a target object and a...
8904934 Segmented flexible linear shaped charge  
A segmented flexible linear shaped charge for use with an explosive device. The segmented flexible linear shaped charge includes a flexible explosive core and a plurality of axially spaced housing...
8794153 Shaped charge liner comprised of reactive materials  
A shaped charge liner comprises a powder, and the powder comprises a blend of particles. The particles comprise a core material, a first reactant material in intimate contact with the core...
8763532 Devices and methods for perforating a wellbore  
An apparatus and method for perforating a subterranean formation is disclosed. The apparatus includes a tubular carrier; a charge tube disposed in the tubular carrier; and at least one shaped...
8741191 High density powdered material liner  
A method of making an explosive charge liner comprises introducing powdered material into a basin defined by a die block, where a punch is shaped to interact with the basin, excluding the powdered...
8734960 High density powdered material liner  
A die set for forming explosive charge liners from powdered material comprises a die block defining a basin and a punch shaped to interact with the basin. The die block and the punch are...
8726809 Method and apparatus for perforating  
A perforating system is disclosed having a perforating gun containing a plurality of radially-oriented shaped charges disposed along the longitudinal axis of the gun. Each charge, when detonated,...
8701767 Boron shaped charge  
A shaped charge includes a casing; a liner located within an opening of the casing; and an explosive located in the region between the casing and the liner, wherein at least one of the liner and...
8459186 Devices and methods for perforating a wellbore  
An apparatus and method for perforating a subterranean formation is disclosed. The apparatus includes a tubular carrier; a charge tube disposed in the tubular carrier; and at least one shaped...
8459185 Projectile-generating explosive access tool  
A method for generating a projectile using an explosive device that can generate a projectile from the opposite side of a wall from the side where the explosive device is detonated. The projectile...
8381627 Method for severing tubes using an expandable shape charge positioner  
A method of severing tubular members using an expandable linear explosive shape charge positioner. The method involves placing a plurality of arc-shaped charge chambers along the same plane and...
8359963 Expandable shape charge positioner  
An expandable linear explosive shape charge positioner for severing tubular members whereby a plurality of arc-shaped charge chambers are positioned along the same plane and adjacent to the...
8302534 Radial-linear shaped charge pipe cutter  
A radial-linear shaped charge pipe cutter is constructed with the booster explosive packed intimately into a booster aperture that is bored axially through the charge upper end plate. The cutter...
8166882 Shaped charge liner with varying thickness  
A shaped charge has a case defining a volume therein. A liner is located in the volume. An explosive is located between the case and the liner. The liner defines an interior volume and an opening...
8156871 Liner for shaped charges  
A liner for a shaped charge is disclosed which comprises a plurality of portions, where at least one portion is composed of powder materials. In one embodiment, the liner comprises two portions...
8146503 Linear shaped charge system  
A linear charge system (100) for applying a destructive explosive charge to a barrier structure; said system comprising a charge carrier (101) and an explosive charge element (120) assembled...
8033224 Spiral linear shaped charge jet  
The invention represents a novel system for controlling the yield of an explosive charge that enables the explosive yield to be selected or decreased from full-yield detonation incrementally down...
8006621 Linear explosive breaching apparatus and method  
The present invention relates to methods and apparatuses for explosive breaching.
7984674 Perforating charge for use in a well  
A perforating charge for use in a wellbore includes an explosive and a liner to be collapsed by detonation of the explosive. The liner includes at least a first liner portion and a second liner...
7954433 Explosive shaped charge device  
The shaped charge device consists of an outer casing that has a removable cap on one end and a sealing plate on the other as well as an interior liner; the liner defining a plurality of forwardly...
7878119 Perforating charge for use in a well  
A perforating charge for use in a wellbore includes an explosive and a liner to be collapsed by detonation of the explosive. The liner includes at least a first liner portion and a second liner...
7810431 Explosive charge  
An explosive charge is disclosed which has a spatial shape comprising explosive material and, in the course of the explosion, unfolds a spatially anisotropic pressure action in at least one main...
7811354 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...
7775279 Debris-free perforating apparatus and technique  
An apparatus that is usable with a well includes a perforating system that is adapted to be fired downhole in the well. The perforating system includes a component, which includes an alloy that...
7762193 Perforating charge for use in a well  
A perforating charge for use in a wellbore includes an explosive and a liner to be collapsed by detonation of the explosive. The liner includes at least a first liner portion and a second liner...
7721649 Injection molded shaped charge liner  
A shaped charge liner formed by injection molding, where the liner comprises a powdered metal mixture of a first and second metal. The mixture includes about 50% to about 99% by weight percent of...
7712416 Apparatus and method for penetrating oilbearing sandy formations, reducing skin damage and reducing hydrocarbon viscosity  
A shaped charge and a method of using such to provide for large and effective perforations in oil bearing sandy formations while causing minimal disturbance to the formation porosity is described....
7661367 Radial-linear shaped charge pipe cutter  
A radial-linear shaped charge pipe cutter is constructed with the booster explosive packed intimately into a booster aperture that is bored axially through the charge upper end plate. The cutter...
7658148 Reactive shaped charges comprising thermal sprayed reactive components  
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...
7658150 Device for control of fragment discharge from main charge liners  
The material or fragment discharge is controlled by means of a device (4) in connection to the triggering, such as by means of an initiation charge (5), of the main charge (3) in the ammunition...
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...
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) adapted to the...
7340025 Plasma antenna generator and method of using same  
A plasma antenna generator includes a ceramic portion including an ionizable material, an explosive charge adapted to project at least part of the ceramic portion upon detonation at a velocity...
7337703 Modular breaching apparatus  
Modular breaching apparatus including a plurality of breaching elements, each breaching element being formed with a groove for receiving therein a flexible explosive element capable of producing...
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...
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...
7086629 Severance of polycarbonates and polycarbonate laminates with linear shaped charge  
The present invention involve a method for severance of materials made of polycarbonate, polycarbonate laminate and aciylic/polycarbonate laminate, a canopy fracturing system and a conopy having...
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...
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...
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...
6851471 Perforating gun  
A perforating gun assembly useful in hydrocarbon well completion. The gun is assembled in a carrier made from straight walled tubing as a primary structural member with complementary male and...
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...
6805056 Method and apparatus for removing abandoned tubular members  
A method and apparatus for removing a tubular member (e.g., leg of an abandoned or obsolete fixed platforms in a marine environment) is provided. The apparatus includes a delivery system having a...
6792866 Circular shaped charge  
A circular shaped charge and methods of manufacture, shipping and assembly. An circular shaped charge is manufactured as two separate charge halves, upper and lower, and a separate continuous...
6684791 Shaped charge detonation system and method  
Encapsulated shaped charge for efficient initiation of hydrodynamic velocity detonation of explosives column. A water tight capsule with angled sides containing sufficient quantities of explosive...
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...
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...
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...

Matches 1 - 50 out of 273 1 2 3 4 5 6 >