Abstract: According to some embodiments, an autonomous perforating drone for downhole delivery of a wellbore tool, and associated systems and methods, are disclosed. In an aspect, the wellbore tool may be a plurality of shaped charges that are arranged in a variety of configurations, including helically, in one or more single radial planes, or opposing around a perforating assembly section, and detonated in a top-to-bottom sequence when the autonomous perforating drone reaches a predetermined depth in the wellbore. In another aspect, the shaped charges may be received in shaped charge apertures within a body of a perforating assembly section, wherein the shaped charge apertures are respectively positioned adjacent to at least one of a receiver booster, detonator, and detonating cord for directly initiating the shaped charges.

Abstract: A detonator positioning device for use with a wireless detonator in a perforating gun assembly includes a single mechanism for physical electrical connection, while the remaining electrical connections are made via electrically contactable components.

Abstract: A detonating cord for using in a perforating gun includes an explosive layer and an electrically conductive layer extending around the explosive layer. The electrically conductive layer is configured to relay a communication signal along a length of the detonating cord. In an embodiment, a protective jacket extends around the electrically conductive layer of the detonating cord. The detonating cord may be assembled in a perforating gun to relay a communication signal from a top connector to a bottom connector of the perforating gun, and to propagate a detonating explosive stimulus along its length to initiate shaped charges of the perforating gun. A plurality of perforating guns, including the detonating cord, may be connected in series, with the detonating cord of a first perforating gun in communication with the detonating cord of a second perforating gun.

Abstract: A shaped charge comprises a case including a wall that defines a hollow interior within the case. The wall includes an external surface and an internal surface. An explosive load is disposed within the hollow interior and positioned adjacent at least a portion of the internal surface. An initiation point chamber extends at least partially between the external surface and the internal surface of the wall. At least one self-contained, compressed explosive initiation pellet is contained within or adjacent the initiation point chamber. An exposed perforating gun carrier utilizing the shaped charge, and a method of using and producing the same are also contemplated.

Abstract: According to some embodiments, a bottom-fire perforating drone for downhole delivery of a wellbore tool, and associated systems and methods, are disclosed. In an aspect, the wellbore tool may be a plurality of shaped charges that are arranged in a variety of configurations, including helically and in one or more single radial planes around a perforating assembly section, and detonated in a bottom-up sequence when the bottom-fire perforating drone reaches a predetermined depth in the wellbore. In another aspect, the shaped charges may be received in shaped charge apertures within a body of a perforating assembly section, wherein the shaped charge apertures are respectively positioned adjacent to at least one of a receiver booster, detonator, and detonating cord for directly initiating the shaped charges.

Abstract: A drone conveyance system for deploying drones into an oil or gas wellbore is described. The system includes a platform, a drone magazine, a platform receiver, a conveyance, and a wellhead receiver. A drone magazine contains a plurality of the drones and selectively releases/feeds the drones into the platform receiver. More than one drone magazine, each containing different drone types, may supply drones to the platform receiver such that different drones may be ordered for disposal into the wellbore. The platform receiver prepared the drones to be moved from the platform to the wellhead by the conveyance. The wellhead receiver accepts the drones from the conveyance and prepares each received drone for dropping into the wellbore via the wellhead.

Abstract: A detonator positioning device for use with a detonator in a perforating gun assembly is described. The detonator positioning device is configured for electrically contactably forming an electrical connection within the perforating gun housing by contact. The detonator positioning device includes a body having a first end, a second end, and a central bore extending between the first and second ends. The central bore is adapted for receiving one or more electrically contactable components of a detonator. The detonator positioning device aligns at least one of the one or more electrically contactable components to form an electrical connection with a bulkhead assembly.

Abstract: Components for a perforation gun system are provided including combinations of components including a self-centralizing charge holder system and a bottom connector that can double as a spacer. Any number of spacers can be used with any number of holders for any desired specific metric or imperial shot density, phase and length gun system.

Abstract: Components for a perforation gun system are provided including combinations of components including a self-centralizing charge holder system and a bottom connector that can double as a spacer. Any number of spacers can be used with any number of holders for any desired specific metric or imperial shot density, phase and length gun system.

Abstract: A detonating cord for using in a perforating gun includes an explosive layer and an electrically conductive layer extending around the explosive layer. The electrically conductive layer is configured to relay a communication signal along a length of the detonating cord. In an embodiment, a protective jacket extends around the electrically conductive layer of the detonating cord. The detonating cord may be assembled in a perforating gun to relay a communication signal from a top connector to a bottom connector of the perforating gun, and to propagate a detonating explosive stimulus along its length to initiate shaped charges of the perforating gun. A plurality of perforating guns, including the detonating cord, may be connected in series, with the detonating cord of a first perforating gun in communication with the detonating cord of a second perforating gun.

Abstract: A perforating gun of a perforating gun system is provided including hollow charges positioned within a holding device. The holding device includes holes in which the hollow charges are inserted and secured. In an embodiment, the holes are arranged on at least one helix. In a further embodiment, the perforating gun provides collapsible and fragmentable components that minimize debris remaining in a wellbore upon detonation of the charges.

Abstract: Components for a perforation gun system are provided including combinations of components including a self-centralizing charge holder system and a bottom connector that can double as a spacer. Any number of spacers can be used with any number of holders for any desired specific metric or imperial shot density, phase and length gun system.

Abstract: According to an aspect, the present embodiments may be associated with a device and method of using an initiator including a body configured for receiving at least one explosive including barium 5-nitriminotetrazolate (BAX). According to a further aspect, the body of the initiator is configured for receiving at least two layers of explosive. In this embodiment, the layers of explosive include a primary explosive of the barium 5-nitriminotetrazolate (BAX) and a secondary explosive includes 2,6-Bis(picrylamino)-3,5-dinitropyridine (PYX) and/or Hexanitrostilbene (HNS).

Abstract: According to an aspect, a detonator positioning device is provided for use with a wireless detonator in a perforating gun assembly. The detonator positioning device includes a single mechanism for physical electrical connection, while the remaining electrical connections are made via electrically contactable components. A method of assembling the perforating gun assembly is also provided, including a detonator positioning device configured to receive and hold the wireless detonator.

Abstract: An apparatus for storing and/or shipping explosive components, such as shaped charges, is generally described. In an embodiment, the apparatus includes a shielding assembly. The shielding assembly may include a shielding panel having a body made of metal foam and an aperture formed within the body. In an embodiment, the body is sandwiched between an upper and a lower layer. The shielding panel is configured to receive a shaped charge. Thus, the apparatus is capable of at least preventing and/or limiting ballistic transfer in the event of detonation of a shaped charge.

Abstract: A detonator positioning device for use with a wireless detonator in a perforating gun assembly includes a single mechanism for physical electrical connection, while the remaining electrical connections are made via electrically contactable components.

Abstract: Components for a perforation gun system are provided including combinations of components including a self-centralizing charge holder system and a bottom connector that can double as a spacer. Any number of spacers can be used with any number of holders for any desired specific metric or imperial shot density, phase and length gun system.

Abstract: Components for a perforation gun system are provided including combinations of components including a self-centralizing charge holder system and a bottom connector that can double as a spacer. Any number of spacers can be used with any number of holders for any desired specific metric or imperial shot density, phase and length gun system.

Abstract: A non-axisymmetric shaped charge including a casing, such as a non-axisymmetric shaped casing, and a liner housed therein, is generally described in which the casing includes multiple initiation points extending in a planar arrangement along an external surface of the casing. The non-axisymmetric shaped charge may include a plurality of guiding members positioned on the external surface. The non-axisymmetric shaped charge is capable of creating sufficient ballistic energy to uniformly collapse the liner.

Abstract: A packaging for hollow charges for use in blasting applications in boreholes retains fragments in the event of unintentional ignition of the hollow charges. The packaging withstands and dissipates the pressure generated. It is proposed that the hollow charges are embedded in a solid material which captures the fragments, the solid material has pressure relief openings through which the pressure generated during a detonation of the hollow charges can escape, the solid material is covered with shock-absorbing material on the top side and on the base side of the packaging, the hollow charges are packed in pairs such that there are always two hollow charges situated with their openings facing each other, the axes of symmetry of the hollow charges are arranged in a plane perpendicular to the top side and base side, and the solid material is inserted with the hollow charges and the shock-absorbing material into a cage.