Patents Examined by Yong-Suk (Philip) Ro
  • Multilateral junction with wellbore isolation using degradable isolation components
    Patent number: 11506025
    Abstract: A wellbore isolation system is disclosed. The wellbore isolation system includes a junction positioned at an intersection of a first wellbore and a second wellbore, and a deflector disposed in the junction such that a path into the first leg of the junction is obstructed and engaged with the first leg of the junction to form a fluid and pressure tight seal. The junction includes a first leg extending downhole into the first wellbore, and a second leg extending downhole into the second wellbore. The deflector includes a channel extending axially through the deflector, and a degradable plug disposed in the channel and engaged with the channel to prevent fluid flow through the channel.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: November 22, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Neil Hepburn, Stuart Alexander Telfer, Ben Luke Butler, David Joe Steele
  • Perforating gun assembly for use within a borehole
    Patent number: 11506048
    Abstract: A perforating gun assembly for use within a borehole. The perforating gun assembly may include a first perforating charge section, a second perforating charge section, and a tandem coupling the first perforating charge section to the second perforating charge section. The tandem may include a first sensor package that may be operable to determine a flowrate of formation fluid flowing around the tandem and a second sensor package that may be operable to identify the formation fluid.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: November 22, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Paul David Ringgenberg, Kenneth Lemoine Schwendemann, Adan H. Herrera
  • Perforating gun system
    Patent number: 11506030
    Abstract: An improved perforating gun is provided. The perforating gun includes an outer loading tube, an internal charge holder, an addressable switch housing, and a detonator housing. In some embodiments, the addressable switch housing and the detonator housing are separate components that are joined to the outer loading tube. In other embodiments, the addressable switch housing is integrally joined to a first portion of the internal charge holder and the detonator housing is integrally joined to a second portion of the internal charge holder. When detonated, a plurality of shaped charges create a plurality of perforations through a wellbore casing, the perforations being angularly offset from each other within a single perforation plane, optionally followed by a hydraulic fracturing stage.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: November 22, 2022
    Assignee: HARRISON JET GUNS II, L.P.
    Inventor: James F. Shelton
  • Nozzle assembly for shunt tube systems
    Patent number: 11499398
    Abstract: A wellbore downhole tool, comprising: a nozzle assembly, the nozzle assembly includes a nozzle including: a cylindrically-shaped tube with a substantially uniform outer diameter across substantially an entire height of the nozzle, at least one retaining body opening located in an outer wall of the nozzle; a holding body including: a conduit, the conduit sized to fit the nozzle there-through, an alignment opening extending from an outer surface of the holding body to the conduit; and a retaining body sized to fit within the alignment opening of the holding body and to contact the retaining body opening of the nozzle when the nozzle is inserted in the conduit such that the cylindrically-shaped tube of the nozzle cannot rotate or move further in or out of the conduit. A method of assembling the wellbore downhole tool is also described.
    Type: Grant
    Filed: April 6, 2021
    Date of Patent: November 15, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Stephen Michael Greci, Ryan M. Novelen, David Grant, Weiqi Yin
  • Sympathetically detonated self-centering explosive device
    Patent number: 11486233
    Abstract: An explosive device includes a housing having an outer surface and defining an inner space; a plurality of primary liners arranged on the outer surface in a spaced pattern and having primary energetic material inwardly positioned in the housing relative to the primary liners; an initiation mechanism in the inner space for initiating the primary energetic material to drive the primary liners; and a plurality of additional liners positioned in the spaced pattern between the primary liners and having additional energetic material positioned in proximity to the primary energetic material such that the additional energetic material is sympathetically initiated by initiation of the primary energetic material. The device can find useful application in a military setting and also in the perforation of well casings in subterranean wells.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: November 1, 2022
    Assignee: RAYTHEON COMPANY
    Inventors: Coulton Sadler, Mitchell Moffet, Henri Y. Kim
  • Detonator module
    Patent number: 11486234
    Abstract: A detonator module provides for the use of a wide range of different addressable switches for use in perforating guns. The detonator module permits pre-assembly of a desired addressable switch and conforms the electrical connectivity to a particular perforating gun. In this manner, nearly any addressable switch can be used from any manufacturer despite having different sizes or wiring layouts. The pre-assembled detonator module can be safely shipped due to a safety shunt that can be removed on site prior to installation into a perforating gun. In one sense, the detonator module permits conformance of multiple different types of addressable switches to a particular type or model of perforating gun, permitting flexible choice of addressable switch for a particular project.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: November 1, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventor: Joseph T. MacGillivray
  • Continuous circulation and rotation for liner deployment to prevent stuck
    Patent number: 11473409
    Abstract: A system for drilling a well includes a gripping unit provided at a rig above a surface of the well for holding a top end of a drill string in the well, a liner releasably connected to the drill string, and a downhole motor installed on the drill string in an axial position between the surface of the well and the liner, where the downhole motor has a stator connected to the drill string and a rotor operatively connected to an axial end of the liner closest to the surface of the well.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: October 18, 2022
    Assignee: SAUDI ARABIAN OIL COMPANY
    Inventors: Ahmed A. Al-Mousa, Qadir Looni
  • Hybrid perforation tool and methods
    Patent number: 11473410
    Abstract: A method of using a hybrid tool to perforate a formation comprising the steps of deploying a hybrid tool into a wellbore positioned in the formation; activating a laser beam from the swivel laser head of the hybrid tool; and drilling a tunnel with the laser beam, Followed by, reducing a power of the laser; operating the laser beam at the heating power such that a first spherical heat zone expands from the first point; and drilling a second span of tunnel extending from the first point to a second point. Finally, reducing the power of the laser beam to the heating power; operating the laser beam at the heating power to increase the temperature at the second point such that a second spherical heat zone expands from the second point; and detonating the shaped charged aligned with a targeted perforation path with detonating cord.
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: October 18, 2022
    Assignee: Saudi Arabian Oil Company
    Inventor: Sameeh Issa Batarseh
  • Frequency modulation for magnetic pressure pulse tool
    Patent number: 11465229
    Abstract: An apparatus for applying a magnetic pressure to a work piece includes an inductor configured to be disposed in proximity to the work piece and a controller electrically connected to the inductor and configured to control a supply of electrical power in order to output a first voltage over a selected frequency range to determine a frequency that provides a maximum current or a frequency that provides a current within a selected range of the maximum current to the inductor.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: October 11, 2022
    Assignee: BAKER HUGHES, LLC
    Inventors: Carlos Prieto, James Joseph Freeman, Daniel Ewing
  • Method for determining acidization effectiveness for wellbore operations
    Patent number: 11454099
    Abstract: A method of acidizing a geological formation and a method of determining an effectiveness of the acidizing with NMR spectroscopy. Variations of acidizing and determining the effectiveness of the acidizing are described. The method includes recording a first nuclear magnetic resonance spectrum of a geological formation, calculating an interconnectivity number, acidizing the geological formation, again recording an NMR spectrum and calculating an interconnectivity number to compare the interconnectivity before and after acidizing.
    Type: Grant
    Filed: February 13, 2020
    Date of Patent: September 27, 2022
    Assignee: KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS
    Inventor: Mohamed Ahmed Nasr El-Din Mahmoud
  • In-situ methane explosion shaped charge perforating device with molecular sieve
    Patent number: 11434731
    Abstract: An in-situ methane explosion shaped charge perforating device with a molecular sieve is provided and includes a body, an end of the body is fixedly connected to the molecular sieve, two sides of the molecular sieve are fixedly connected to two baffles respectively, each baffle is embedded with several first check valves inside, an end of the body far away from the molecular sieve is fixedly connected to a fixing plate, a center of the fixing plate is embedded with an ignition device, a bottom of the fixing plate is embedded with a concentration sensor, a portion of the fixing plate between the ignition device and the concentration sensor is formed with an air extracting hole, inner walls of a top and a bottom of the body are symmetrically embedded with second check valves, and the ignition device and the concentration sensor are electrically connected to an external controller.
    Type: Grant
    Filed: March 3, 2022
    Date of Patent: September 6, 2022
    Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGY
    Inventors: Ning Luo, Cheng Zhai, Hanliang Liang, Yunchen Suo, Xiaolong Cao, Yishuo Yuan, Yabo Chai
  • Adjustable seal for sealing a fluid flow at a wellhead
    Patent number: 11434714
    Abstract: An assembly and a method for sealing a tubular in a wellbore, where the wellbore sealing assembly includes a hollow housing body and a seal. The hollow housing body is configured to receive a tubular. The seal is positioned within the hollow housing body and has a first movable end and a second movable end. A first seal surface and a first hollow housing inner surface define a first hollow housing cavity. A second seal surface and a second hollow housing surface define a second hollow housing cavity. The seal is configured to seal fluid in the first hollow housing cavity from fluid in the second hollow housing cavity when the tubular is disposed in the hollow housing body. The first movable end and the second movable end are moveable to change a length of a third seal surface shared between the seal and the tubular.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: September 6, 2022
    Assignee: Saudi Arabian Oil Company
    Inventor: Krzysztof Karol Machocki
  • Wellbore packer with expandable metal elements
    Patent number: 11421505
    Abstract: A wellbore packer system includes a mandrel positionable within a wellbore. The system further includes a wellbore packer positionable around the mandrel. The wellbore packer includes an expandable metal sealing element positionable around a first portion of the mandrel to form a long-term seal within the wellbore in response to exposure of the expandable metal sealing element to wellbore fluid. Additionally, the wellbore packer includes an elastomeric sealing element positionable around a second portion of the mandrel to form a short-term seal in response to receiving a seal-setting force. Moreover, the wellbore packer includes a setting piston positionable to apply the seal-setting force on the elastomeric sealing element.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: August 23, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Christopher Michael Pelto, Michael Linley Fripp, Geir Gjelstad
  • Reinforcing wellbores prior to casing and cementing
    Patent number: 11421507
    Abstract: A coating reservoir defining a chamber operable retain to a liquid coating. A retractable application assembly includes a nozzle fluidically coupled to the coating reservoir. The nozzle is configured to dispense the liquid coating onto a wall of a wellbore. A spreader is proximal to the nozzle. The spreader is configured to regulate a thickness of the liquid coating dispensed by the nozzle. A flexible coating housing is positioned between the coating reservoir and the nozzle. The coating housing is configured to seal against a wall of the wellbore and seal the nozzle, spreader, and dispensed liquid coating from contamination within the wellbore.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: August 23, 2022
    Assignee: Saudi Arabian Oil Company
    Inventors: Mohammed S. Subahi, Nasser Al Hamraa, Rawan Abdullah Alzowaid, Ahmed Hashim Daghistani, Mohammed Abdulaziz Alshobaian, Moaath Awadh AlQahtani
  • Removing obstructions in a drill bit
    Patent number: 11421512
    Abstract: A wellbore assembly includes a drill string and a drill bit in fluid communication with the drill string. The drill bit has a tubular wall, an internal fluid channel, a tapered tube, and a spring. The fluid channel receives and flows the drilling fluid from the drill bit bore and out the drill bit. The fluid channel includes an inwardly projecting shoulder. The tapered tube is disposed inside the fluid channel. The tube has a rim and a wall extending from and converging away from the rim in a flow direction of the drilling fluid. The spring is disposed between the inwardly projecting shoulder and the rim. The tapered tube is movable under fluidic pressure in the flow direction to compress or extend the spring. The tube pushes an obstruction in the fluid channel out of the fluid channel upon movement of the tube.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: August 23, 2022
    Assignee: Saudi Arabian Oil Company
    Inventors: Peter Ido Egbe, Victor Jose Bustamante Rodriguez, Sajid Hussain
  • Hybrid bit including earth-boring and percussion elements for drilling earth formations
    Patent number: 11421483
    Abstract: A hybrid bit includes an earth-boring element and a percussion element. The earth-boring element and the percussion element are coaxially arranged, with the earth-boring element surrounding the percussion element. A reciprocating member of the percussion element may oscillate in a manner that enables a bottom end of the reciprocating member to repeatedly protrude from a bottom end of the earth-boring element and to be repeatedly withdrawn. A configuration of the earth-boring element may enable it to drill into and remove some materials from an earth formation, while the percussion element may enable the hybrid bit to drill into and remove difficult-to-drill materials, including abrasive materials and/or materials with high compressive forces, such as chert.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: August 23, 2022
    Inventor: Jonathan M. Eve
  • Automation of packer inflation
    Patent number: 11408244
    Abstract: The disclosure provides for a method for setting an inflatable packer. The method includes positioning an inflatable packer within a borehole, and pumping fluid into an inflatable element of the inflatable packer using a pump that is driven by a motor. The method includes measuring pressure of the inflatable element, determining a derivative of the measured pressure with respect to time, and determining onset of restraining of the inflatable element has occurred. Upon or after determining the onset of restraining, the method includes turning off the motor or slowing down an rpm of the motor. The disclosure also provides for a system, including a computer readable medium with processor-executable instructions stored thereon that are configured to instruct a processor to execute a pressure control algorithm to control a speed of the motor in response to pressure measurement data from the pressure sensor.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: August 9, 2022
    Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Bo Yang, Kai Hsu, Deopaul Dindial
  • Compensating changes in length of a wellbore string
    Patent number: 11401773
    Abstract: A wellbore assembly includes a first tube and a second tube. The first tube is disposed within a wellbore and has a first end fixed with respect to a wall of the wellbore. The second tube is coupled to a second end of the first tube. The second tube has a third end opposite the coupling and fixed with respect to the wall of the wellbore. The first tube includes a portion of reduced or increased diameter residing between the first end and the second end. The portion of reduced or increased diameter defines an internal diameter that changes, with the first tube under a compression load, to decrease a length of the first tube. The internal diameter changes, with the first tube under a tensile load, to increase a length of the first tube to accommodate changes in length of the first tube or the second tube or both.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: August 2, 2022
    Assignee: Saudi Arabian Oil Company
    Inventors: Waheed Arshad, Mohammad H. Altwaijri, Ahmed M. Al-Omair
  • High strength connection for composite sleeve and composite mandrel and related methods
    Patent number: 11401775
    Abstract: A composite downhole tool, such as a frac plug or a bridge plug, having a composite sleeve located around a composite mandrel and defining an overlapping or overlapped section between the two. One or more shear pins with each shear pin having a pin hole is provided with the downhole tool to reinforce the downhole tool from interlaminate shear. The one or more shear pins can further be reinforced from rotation by overlapping at least part of the one or more pins with a lip of a ring.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: August 2, 2022
    Assignee: CCDI Composites, Inc.
    Inventors: Dennis Sherlin, Steven Koon Hung Sim
  • Adjustable perforating gun orientation system
    Patent number: 11391127
    Abstract: A perforating gun system may include a gun body and a charge tube disposed within and rotatably mounted to the gun body, wherein the charge tube includes a receiving feature disposed at an axial end of the charge tube. The perforating gun system may also include at least one charge mounted within the charge tube. The at least one charge is configured to perforate a sidewall of a wellbore upon detonation. Additionally, perforating gun system may include a weighted feature adjustably attached to the receiving feature of the charge tube in one of a plurality of angular positions, wherein adjusting the angular position of the weighted feature is configured to adjust a center of gravity of the charge tube such that gravity will cause the charge tube to rotate to a corresponding phasing angle.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: July 19, 2022
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Christopher C. Hoelscher, Camille Anne Bryant