Abstract

A detonation wavefront controller for a linear shaped charge, comprising a first part and a second part. The first part comprises: a detonator holder, and a first aperture having a first width and a shape which is substantially a cyclic polygon, substantially an ellipse or substantially circular. The second part comprises: a second aperture having a second width larger than the first width. With the first part at least partly received within the second part, the first part is moveable relative to the second part to configure the detonation wavefront controller at least between: a first configuration with a first distance between the first aperture and the second aperture, and a second configuration with a second distance between the first aperture and the second aperture, the second distance larger than the first distance.

IPC Classes  ?

• F42B 3/26 - Arrangements for mounting initiatorsAccessories therefor, e.g. tools
• F42D 1/22 - Means for holding or positioning blasting cartridges or tamping cartridges in boreholes

Abstract

One or more aspects of the present disclosure relate to a method of at least partly manufacturing a liner for a linear shaped charge. The method can include coating each of a plurality of metal particles with a non-metal, to form a plurality of coated spherical particles; mixing, without a solvent, the plurality of coated spherical particles with a polymer binder and at least one of: a filler, a dry lubricant, or a wet lubricant, until a flexible material is formed with the plurality of coated spherical particles dispersed homogeneously in the polymer binder and the flexible material has a mass of at least 5,700 kg per cubic meter volume of the flexible material; and at least partly forming a liner for the linear shaped charge from the flexible material.

IPC Classes  ?

• F42B 1/032 - Shaped or hollow charges characterised by the material of the liner
• F42B 1/028 - Shaped or hollow charges characterised by the form of the liner
• F42B 3/08 - Blasting cartridges, i.e. case and explosive with cavities in the charge, e.g. hollow-charge blasting cartridges

Abstract

A linear shaped charge comprising a body comprising a foam material, a first explosive element, a second explosive element, a liner and a channel at least partly between the first explosive element and the second explosive element. A related structure is also described, with a first cavity configured to receive a first explosive element and a second cavity configured to receive a second explosive element.

IPC Classes  ?

• F42B 1/024 - Shaped or hollow charges provided with embedded bodies of inert material
• F42B 1/036 - Manufacturing processes therefor
• F42B 33/02 - Filling cartridges, missiles, or fuzesInserting propellant or explosive charges

Abstract

A frame for a linear shaped charge. In examples, the frame comprises: a first plate having a first surface; and a second plate having a second surface. The frame is configurable between an un-collapsed state and a collapsed state. In the un-collapsed state, there is a void for receipt of explosive material, with the first surface as a first side of the void, the second surface as a second side of the void, and the first surface angled relative to the second surface by an angle within the void of greater than 180º. In the collapsed state the void is at least partly collapsed.

IPC Classes  ?

• F42B 1/028 - Shaped or hollow charges characterised by the form of the liner
• F42B 1/036 - Manufacturing processes therefor

Abstract

An assembly comprising a first layered structure and a second layered structure. The first layered structure comprises a first portion and a second portion, the second portion comprising a first material. The second layered structure comprises a third portion and a fourth portion, the fourth portion comprising a second material. There is an adhesive between the first portion and the third portion. The second portion and the fourth portion each overhang an edge of the adhesive and are configurable to a sealed configuration with the second portion and the fourth portion held in contact with each other by an attractive force between the first material and the second material.

IPC Classes  ?

• C09J 7/40 - Adhesives in the form of films or foils characterised by release liners
• B32B 7/06 - Interconnection of layers permitting easy separation

Abstract

The present invention relates to a mounting device for an explosive charge, comprising a first layer comprising a first foam material, and a second layer comprising a second foam material. The first layer comprises a first surface for facing a target and a second surface adjoining the second layer. The second layer comprises a recess for receiving at least one of the explosive charge.

IPC Classes  ?

• F42D 3/00 - Particular applications of blasting techniques

Abstract

The present invention relates to a linear shaped charge support structure configured to support a linear shaped charge in a canted configuration with at least part of the linear shaped charge canted about a longitudinal axis of the linear shaped charge. The invention further relates to a linear shaped charge, the linear shaped charge support structure comprising a linear shaped charge, and a support frame comprising the linear shaped charge support structure and a non-linear shaped charge support structure.

IPC Classes  ?

• F42B 1/02 - Shaped or hollow charges
• F42B 3/02 - Blasting cartridges, i.e. case and explosive adapted to be united into assemblies
• F42B 3/08 - Blasting cartridges, i.e. case and explosive with cavities in the charge, e.g. hollow-charge blasting cartridges
• F42D 3/00 - Particular applications of blasting techniques

Goods & Services

Adhesives, namely, starch paste, not for stationery or household or medical purposes; Commercial adhesives for industrial use, other than for stationery or household use; Adhesives for use in bonding materials, namely, adhesives for use in binding books; Adhesives utilizing hydrogel, namely, gelatine glue for industrial purposes; Non-reactive adhesives for industrial use; Drying adhesives for industrial use; Contact adhesives, namely, contact cements for industrial purposes; Hot adhesives, namely, thermoplastic and thermosetting adhesives for industrial purposes; Reactive adhesives for industrial use; Multi-part adhesives for industrial use; One part adhesives for industrial use; Natural adhesives for industrial use; Synthetic resin adhesives for industrial use; Adhesives for use in the military industry, namely, for use in battlefield engineering; Adhesives for use in the military industry, namely, adhesives used to adhere explosive devices to a target; Adhesives for use in the military industry, namely, adhesives used to adhere explosive ancillaries to a target; Adhesives for use in the military industry, namely, adhesives used to adhere soldier-deployed support items in a battlefield engineering context; Adhesives for use in the military industry, namely, adhesives for use in, or on, explosive devices; Adhesives for use in the military industry, namely, adhesives for use in, or on, explosive ancillaries; Adhesives for use in the military industry, namely, adhesives for use in, or on, soldier-deployed support items; Surface adhesives, namely, starch paste, not for stationery or household or medical purposes; Commercial surface adhesives for industrial use, other than for stationery or household use; Surface adhesives for use in bonding materials, namely, adhesives for use in binding books; Surface adhesives utilizing hydrogel, namely, gelatine glue for industrial purposes; Surface adhesives for use in the military industry, namely, adhesives for use in battlefield engineering; Surface adhesives for use in the military industry, namely, adhesives used to adhere explosive devices to a target; Surface adhesives for use in the military industry, namely, adhesives used to adhere explosive ancillaries to a target; Surface adhesives for use in the military industry, namely, adhesives used to adhere soldier-deployed support items in a battlefield engineering context; Surface adhesives for use in the military industry, namely, adhesives for use in, or on, explosive devices; Surface adhesives for use in the military industry, namely, adhesives for use in, or on, explosive ancillaries; Surface adhesives for use in the military industry, namely, adhesives for use in, or on, soldier-deployed support items

Goods & Services

Explosives in the nature of shaped charges for use in decommissioning, demolition and the battlefield; Explosives in the nature of shaped charges for use by the military and law enforcement bodies; Shaped, flexible, linear explosive charge for use in cutting; Collapsible, shaped, flexible, linear explosive charge for use in cutting; User-filled shaped, flexible, linear explosive charge for use in cutting; User-filled, collapsible, shaped, flexible, linear explosive charge for use in cutting

Goods & Services

Explosives in the nature of shaped charges for use in decommissioning, demolition and the battlefield; Explosives in the nature of shaped charges for use by the military and law enforcement bodies; Shaped, flexible, linear explosive charge for use in cutting; Shaped, non-flexible, linear explosive charge for use in cutting; Explosives in the nature of user-filled shaped charges for use in decommissioning, demolition and the battlefield; Explosives in the nature of user-filled shaped charges for use by the military and law enforcement bodies; User-filled, shaped, flexible, linear explosive charge for use in cutting; User-filled, shaped, non-flexible, linear explosive charge for use in cutting

Goods & Services

Shaped charge; Shaped, flexible, linear explosive charge for use in cutting.

Goods & Services

Explosive shaped charges, namely, linear explosive shaped charges, and flexible, linear explosive shaped charges

Goods & Services

Shaped, linear explosive charge for use in cutting; liner of a shaped, linear explosive charge for use in cutting

Goods & Services

Shaped, linear explosive charge for use in cutting; standoff spacer for a shaped, linear explosive charge for use in cutting; standoff block for a shaped, linear explosive charge for use in cutting; waterproof standoff spacer for a shaped, linear explosive charge for use in cutting; waterproof standoff block for a shaped, linear explosive charge for use in cutting; water resistant standoff spacer for a shaped, linear explosive charge for use in cutting; water resistant standoff block for a shaped, linear explosive charge for use in cutting

Goods & Services

Shaped, linear explosive charge for use in cutting

Abstract

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 space between the liner and the face, the liner being arranged for projection through the space, towards the face, when the explosive element is detonated, wherein the linear shaped charge comprises at least one film between the liner and the face. The invention further relates to an element for a shaped charge and a method of modifying a shaped charge.

IPC Classes  ?

• F42B 1/036 - Manufacturing processes therefor

Abstract

One or more aspects of the present invention relate to a linear shaped charge comprising an explosive element, a liner, a face for application to a target object and a space between the liner and the face, the liner being arranged for projection through the space, towards the face, when the explosive element is detonated, and the explosive element and the liner having a V-shaped cross section, the liner lying in a groove of the V-shaped cross section of the explosive element, the liner having a length L of a side furthest from the face and the liner having a thickness T taken perpendicular to said length L, wherein an angle α of an apex of the liner nearest the face is 101.5 to 106.5 degrees, and a stand-off distance SD between the face and a point of the liner nearest the face is 0.99 S to 1.21 S, S being a distance, parallel the stand-off distance SD, between the point of the liner nearest the face and the apex of the liner nearest the face.

IPC Classes  ?

• F42B 1/028 - Shaped or hollow charges characterised by the form of the liner
• C10B 49/10 - Destructive distillation of solid carbonaceous materials by direct heating with heat-carrying agents including the partial combustion of the solid material to be treated with hot gases or vapours, e.g. hot gases obtained by partial combustion of the charge while moving the solid material to be treated in dispersed form according to the "fluidised bed" technique

Abstract

The present invention relates to a material comprising particles dispersed in a polymer matrix, wherein the particles include at least one metal and are packed in the polymer matrix with a density of at least 0.6 of the density of the at least one metal. The invention further relates to a shaped charge (1), an element (4) for forming a liner of a shaped charge (1), and a kit for assembling a shaped charge (1). Said shaped charge (1) can be flexible.

IPC Classes  ?

• F42B 1/032 - Shaped or hollow charges characterised by the material of the liner

Abstract

The present invention relates to a shaped charge (1), including a linear shaped charge (1) comprising an explosive element (2), a liner (4), a face (6) for application to a target object (8) and a space (14) between the liner (4) and the face (6), the liner (4) being arranged for projection through the space (14), towards the face (6), when the explosive element (2) is detonated, wherein the linear shaped charge (1) comprises at least one film between the liner (4) and the face (6). The invention further relates to an element for a shaped charge (1) and a method of modifying a shaped charge (1).

IPC Classes  ?

• F42B 1/036 - Manufacturing processes therefor

Abstract

The present invention relates to a linear shaped charge (1) comprising an explosive element (2), a liner (4), a face (6) for application to a target object (8) and a space (14) between the liner and the face, the liner being arranged for projection through the space, towards the face, when the explosive element is detonated, and the explosive element and the liner having a V-shaped cross section, the liner (4) lying in a groove of the V-shaped cross section of the explosive element (2), the liner having a length L of a side furthest from the face (6) and the liner (4) having a thickness T taken perpendicular to said length L, wherein an angle α of an apex of the liner nearest the face is 101.5 to 106.5 degrees, and a stand-off distance SD between the face and a point of the liner nearest the face is 0.99S to 1.21S, S being a distance, parallel the stand-off distance SD, between the point of the liner (4) nearest the face (6) and the apex of the liner nearest the face.

IPC Classes  ?

• F42B 1/028 - Shaped or hollow charges characterised by the form of the liner

Goods & Services

Shaped, flexible, linear explosive charge for use in cutting.

Goods & Services

Shaped, flexible, linear explosive charge for use in cutting