E21B17/0285

MAGNETICALLY ISOLATING FEEDTHROUGH CONNECTOR
20230119279 · 2023-04-20 ·

A bulkhead connector configured to be positioned within a tool body of a completion or intervention tool for use in a wellbore, and to provide a pressure and fluid seal between an area or a compartment within the tool body where one or more downhole tools are located and any fluid(s) present in the wellbore. The bulkhead connector includes one or more electrical switches positioned on the “low pressure” or tool side of the bulkhead connector, the electrical switches configured to be actuated by magnetic force(s) provided by one or more magnetic elements positioned on the “high pressure” or fluid side of the bulkhead connector. The bulkhead connector including electrical contact(s) that extend through the bulkhead connector that may be connected and disconnected from leads utilizing the magnetic force(s) provided from the fluid side of the bulkhead connector.

FIELD ATTACHABLE AND PRESSURE TESTABLE COUPLING FOR METAL-TO-METAL MOTOR LEAD EXTENSIONS
20230163659 · 2023-05-25 · ·

A motor lead coupler is configured to provide a metal-to-metal sealed connection between a first motor lead extension and a second motor lead extension. The motor lead coupler includes a first plurality of receivers on a first end of the body, a second plurality of receivers on a second end of the body, and a plurality of intermediate terminals. Each of the first plurality of receivers is configured to receive a corresponding one of the first plurality of leads, and each of the second plurality of receivers is configured to receive a corresponding one of the second plurality of leads. Each of the intermediate terminals is connected between a corresponding pair of the first plurality of receivers and the second plurality of receivers. The motor lead coupler includes pressure test ports that can be used to pressure test the connection between individual leads and the motor lead coupler.

Hardened groove for inductive channel
11603713 · 2023-03-14 ·

A drill pipe joint includes an annular groove formed within its loadable primary or secondary shoulders. The groove may be formed in both shoulders. The groove may have parallel or non-parallel side walls and an undulating bottom wall. One or more of the respective walls may be deformed by peening that may increase the surface hardness of the respective walls. The hardened region may extend a distance from the deformed wall surfaces. An annular wired channel may be disposed within the groove. The channel may comprise a magnetically conductive electrically insulating material enclosing a wire coil on three sides and partially enclosing a top side of the channel. One end of the wire coil may be attached to a backstop that may be grounded to the walls of the groove. The other end of the wire coil may pass through an opening in the channel exiting the shoulder.

WET-MATE CONNECTOR ASSEMBLY WITH A DIELECTRIC GREASE RETAINER AND A STIFFENING MATERIAL IN A WELLBORE

Systems and methods are provided for a wet-mate connector assembly that can include a stiffening material and a dielectric grease retainer for preventing the extrusion of dielectric grease during a wet connect. The wet-mate connector assembly can include a male portion and a female portion that can receive the male portion to form an electrical connection with the male portion. The wet-mate connector assembly can also include a dielectric grease retainer that can be positioned near the male portion and the female portion for retaining dielectric grease extruded from a contact chamber when the female portion receives the male portion. The dielectric grease retainer can seal and insulate the contact chamber. The contact chamber can be defined by an outer diameter of the male portion and an inner diameter of the female portion. The male portion and the female portion can include a stiffening material and an insulating material.

ORIENTING PERFORATION GUN ASSEMBLY
20230203923 · 2023-06-29 · ·

According to some embodiments, a system is presented for orienting one or more shaped charge within a well. For example, a perforating gun assembly may include a housing and an orienting internal assembly configured to be disposed within a longitudinal bore of the housing. In some embodiments, the orienting internal assembly may include at least one shaped charge holder or charge tube, a rotation support system, and a detonator holder and/or a detonator. The rotation support system may be configured so that the detonator holder and/or detonator rotate together as a whole with the at least one shaped charge holder or charge tube. In some embodiments, the rotation support system may include at least one bearing assembly, a plurality of rollers, or combinations thereof. Some embodiments may be configured for gravitational orientation.

Torsion resistant gap sub

A gap sub assembly for electromagnetic telemetry used in downhole drilling. The gap sub comprises a female part comprising a female mating section and a male part comprising a male mating section. The male mating section is matingly received within the female mating section and electrically isolated therefrom. One or more electrically insulating bodies secure the male part axially and torsionally relative to the female part. The electrically insulating bodies also electrically isolate the male part from the female part. The electrically insulating bodies can be installed through apertures in the female part or at least some of the electrically insulating bodies can be installed before the male mating section is inserted into the female mating section. The electrically insulating bodies can be held in place on the male mating section using a retention apparatus such as a ring, a scarf, pods or an adhesive.

SYSTEM AND METHODOLOGY FOR POWER CABLE COUPLING

A technique facilitates forming couplings along a power cable used, for example, to supply power to an electric submersible pumping system. In coupling the power cable to the electric submersible pumping system, a pothead may be provided with individual pothead bodies connected to individual conductors of the power cable. The pothead bodies are held with respect to each other by a plate structure which may be readily secured to a submersible motor of the electric submersible pumping system. If splices are formed along the power cable, individual potheads may be secured to conductor ends of the sections of power cable. The conductor ends are then inserted into corresponding individual adapters in a manner forming a secure and sealed connection.

TRANSMISSION LINE TENSION ANCHOR FOR DRILL STRING COMPONENTS
20230175323 · 2023-06-08 · ·

An apparatus for retaining a transmission line within a drill string component includes a drill string component comprising a bore having an internal diameter. A slot having a shoulder is formed in the internal surface to receive an electromagnetic transmission line. A tension anchor is configured to be attached to the electromagnetic transmission line. The tension anchor comprises an inner sleeve configured to be crimped onto an outer diameter of the electromagnetic transmission line, and an outer sleeve configured to be coupled with the inner sleeve. The outer sleeve comprises an electrical connector device configured to be electrically coupled with the electromagnetic transmission line. The tension anchor is further configured to be received in the slot in engagement with the shoulder.

Weight module for use in wellbore tool string

Disclosed embodiments relate to weight modules for use in a wellbore tool string. In some embodiments, the weight module may comprise a conductive body, extending in an axial direction, and an insulating cover. The conductive body may be configured to fit within a hollow interior of a weight module housing, and the insulating cover may be configured to electrically isolate the conductive body from the weight module housing. In some embodiments, the conductive body may have a first contact portion, provided at a first end of the conductive body, and a second contact portion, provided at a second end of the conductive body, with the first contact portion in electrical communication with the second contact portion through the conductive body.

Magnetically isolating feedthrough connector

A bulkhead connector configured to be positioned within a tool body of a completion or intervention tool for use in a wellbore, and to provide a pressure and fluid seal between an area or a compartment within the tool body where one or more downhole tools are located and any fluid(s) present in the wellbore. The bulkhead connector includes one or more electrical switches positioned on the “low pressure” or tool side of the bulkhead connector, the electrical switches configured to be actuated by magnetic force(s) provided by one or more magnetic elements positioned on the “high pressure” or fluid side of the bulkhead connector. The bulkhead connector including electrical contact(s) that extend through the bulkhead connector that may be connected and disconnected from leads utilizing the magnetic force(s) provided from the fluid side of the bulkhead connector.