Patents by Inventor Zachary William Walton

Zachary William Walton has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 9926483
    Abstract: Degradable balls for downhole use may include an incompliant degradable polymer and a compliant filler material, the incompliant degradable polymer having an elastic modulus of about 2 GPa or greater, and the compliant filler material having an elastic modulus of less than about 2 GPa. Such degradable balls may be useful in sealing segments of a wellbore and actuating wellbore tools.
    Type: Grant
    Filed: January 5, 2016
    Date of Patent: March 27, 2018
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Zachary Ryan Murphree, Michael Linley Fripp, Zachary William Walton, Feng Liang, Dwight Fulton
  • Publication number: 20180038193
    Abstract: A wellbore isolation device includes a wedge member that defines an outer surface and a barrel seal having a cylindrical body that provides an inner radial surface and an outer radial surface. The inner radial surface is engageable with the outer surface of the wedge member. The barrel seal further includes a plurality of longitudinally extending grooves defined through the body in an alternating configuration at opposing ends of the body. A raised lip protrudes radially from the outer radial surface and circuitously extends about a circumference of the body. A plurality of slip buttons is positioned in a corresponding plurality of holes defined in the outer radial surface of the body. At least one of the wedge member and the barrel seal is made of a degradable material that degrades when exposed to a wellbore environment.
    Type: Application
    Filed: April 1, 2015
    Publication date: February 8, 2018
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Zachary William WALTON, Michael Linley FRIPP, John Charles GANO, Zachary Ryan MURPHEE, David Allen DOCKWEILER
  • Patent number: 9835004
    Abstract: Disclosed is a sliding sleeve assembly that includes a sliding sleeve sub coupled to a work string extended within a wellbore, the sliding sleeve sub having one or more ports defined therein that enable fluid communication between an interior and an exterior of the work string, a sliding sleeve arranged within the sliding sleeve sub and movable between a closed position, where the sliding sleeve occludes the one or more ports, and an open position, where the sliding sleeve has moved to expose the one or more ports, a sleeve profile defined on an inner surface of the sliding sleeve, a wellbore dart having a body and a plurality of collet fingers extending longitudinally from the body, and a dart profile defined on an outer surface of the plurality of collet fingers, the dart profile being configured to selectively mate with the sleeve profile.
    Type: Grant
    Filed: April 16, 2014
    Date of Patent: December 5, 2017
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Vijay Kumar Keerthivasan, Ryan Zhe Cong Foong, Matthew Todd Howell, Zachary William Walton
  • Patent number: 9790763
    Abstract: Downhole tools including a body, wherein at least a portion of the body is degradable when exposed to a wellbore environment; and at least one degradable sealing element comprising a cast degradable elastomer, wherein at least a portion of the cast degradable sealing element degrades when exposed to the wellbore environment.
    Type: Grant
    Filed: June 15, 2015
    Date of Patent: October 17, 2017
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Michael Linley Fripp, Zachary William Walton
  • Patent number: 9752414
    Abstract: A wellbore tool comprising a power supply, an electrical load, a receiving unit configured to passively receive a triggering signal, and a switching system electrically coupled to the power supply, the receiving unit, and the electrical load, wherein the switching system is configured to selectively transition from an inactive state to an active state in response to the triggering signal, from the active state to the active state in response to the triggering signal, or combinations thereof, wherein in the inactive state a circuit is incomplete and any route of electrical current flow between the power supply and the electrical load is disallowed, and wherein in the active state the circuit is complete and at least one route of electrical current flow between the power supply and the electrical load is allowed.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: September 5, 2017
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Michael Linley Fripp, Donald Kyle, Archibald Linley Fripp, Zachary William Walton, Jr.
  • Patent number: 9726009
    Abstract: A wellbore servicing system comprising two or more sensing, tool nodes is disclosed herein. Each of the sensing, tool nodes are configured to selectively allow, disallow, or alter a route of fluid communication between an axial flowbore thereof and an exterior thereof via one or more ports. Each of the sensing, tool nodes is further configured to monitor at least one parameter. The system also includes a logging controller node wherein the logging controller node communicates with the sensing, tool nodes via a near field communication (NFC) signal.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: August 8, 2017
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Zachary William Walton, Matthew Todd Howell, Michael Linley Fripp
  • Publication number: 20170218713
    Abstract: A wellbore isolation device comprising: one or more materials, wherein the one or more materials degrade after contact with a fluid; and a non-metallic coating, wherein the coating covers the one or more materials of the wellbore isolation device, and wherein the coating partially or wholly degrades after contact with a wellbore fluid. A method of removing the wellbore isolation device comprising: degrading the coating via contact with a wellbore fluid; and contacting the portion of the wellbore isolation device with a fluid, wherein the portion of the wellbore isolation device comprises one or more materials that degrade after contact with the fluid.
    Type: Application
    Filed: August 25, 2014
    Publication date: August 3, 2017
    Inventors: Zachary William Walton, Michael Linley Fripp, Zachary Ryan Murphree, Jesse C. Porter
  • Publication number: 20170211353
    Abstract: Switching a downhole tool between a first operation mode, a second operation mode, and a third operation mode, operation modes may include a sleep mode in which the downhole tool consumes less energy, a twilight mode in which the downhole tool consumes more energy than in sleep mode and/or may perform limited functions, and an awake mode in which the downhole tool consumes more energy than in the sleep mode or in the twilight mode and may perform additional tool functions.
    Type: Application
    Filed: December 31, 2016
    Publication date: July 27, 2017
    Inventors: Sean C. Canning, Matthew James Merron, Zachary William Walton, Michael L. Fripp
  • Publication number: 20170204697
    Abstract: Downhole tools, and methods and systems related thereto, comprising a body; and at least one sealing element composed of an elastomer and anhydrous acid particles, and wherein at least a portion of the sealing element hydrolytically degrades in a wellbore environment. The anhydrous acid particles hydrolyze to form an acid that accelerates degradation of the sealing element.
    Type: Application
    Filed: February 1, 2016
    Publication date: July 20, 2017
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Michael Linley Fripp, Zachary William Walton, Aaron M. Beuterbaugh
  • Patent number: 9702029
    Abstract: Downhole tools having at least one component made of a doped magnesium alloy solid solution that at least partially degrades in the presence of an electrolyte, wherein the doped magnesium alloy is selected from the group consisting of a doped MG magnesium alloy, a doped WE magnesium alloy, a doped AZ magnesium alloy, a doped ZK magnesium alloy, a doped AM magnesium alloy, and any combination thereof.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: July 11, 2017
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Michael Linley Fripp, Zachary William Walton
  • Patent number: 9624754
    Abstract: A method for servicing a subterranean formation comprising providing a wellbore penetrating the subterranean formation, and placing a wellbore servicing tool in the wellbore, wherein the wellbore servicing tool comprises a baffle, wherein the baffle comprises a seat contoured to match a spherical zone of an obturator.
    Type: Grant
    Filed: March 28, 2013
    Date of Patent: April 18, 2017
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Matt James Merron, Zachary William Walton
  • Patent number: 9598931
    Abstract: A multi-acting downhole tool arrangement (100), (400), (500) includes a tubular (102) and an actuatable sliding member (104), (404), (504) radially disposed relative to the tubular (102) in a radial sealing relationship. The tubular (102) and the member (104), (404), (504) are arranged relative to one another in a non-slidable first configuration. The sliding member (104), (404), (504) and the tubular (102) cooperate to define a chamber 116 therebetween. At least a pair of seals (108), (110), (410), (446) delimits the chamber (116). A first one (110), (446) of the pair of seals is a degradable seal. Upon actuation of the sliding member (104), (404), (504), the sliding member (104), (404), (504) slides in a first direction relative to the tubular (102) to a second configuration where the degradable seal (110), (446) is exposed to a condition that degrades the degradable seal (110), (446).
    Type: Grant
    Filed: June 24, 2014
    Date of Patent: March 21, 2017
    Assignee: HALLIBURTON ENERGY SERVICES INC.
    Inventors: Zachary Ryan Murphree, Michael Linley Fripp, Zachary William Walton
  • Patent number: 9587487
    Abstract: A wellbore servicing system comprising a first node disposed within a wellbore, and a logging node configured for movement through the wellbore, wherein the logging node communicates with the first node via a near field communication (NFC) signal. A wellbore servicing method comprising positioning a first node within a wellbore, moving a logging node through the wellbore such that the logging node comes into communication with the first node, wherein the logging node communicates with the first node via a near field communication (NFC) signal, wherein data is transferred from the first node to the logging node via NFC.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: March 7, 2017
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Zachary William Walton, Matthew Todd Howell, Michael Linley Fripp
  • Patent number: 9562429
    Abstract: A wellbore servicing system comprising one or more wellbore tool nodes disposed within a wellbore, wherein each of the one or more wellbore tool nodes is configurable from a first configuration to a second configuration, and a controller node, wherein the controller node communicates with the wellbore tool node via a near field communication (NFC) signal.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: February 7, 2017
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Zachary William Walton, Matthew Todd Howell, Michael Linley Fripp
  • Publication number: 20160298412
    Abstract: Downhole tools including a wellbore isolation device that provides a plurality of components including a mandrel, a packer element, and a sealing ball, wherein the mandrel defines a central flow passage that allows fluid flow in at least one direction through the wellbore isolation device, wherein at least a portion of the mandrel is composed of a degradable metal material, at least a portion of the packer element is composed of an elastomer, and at least a portion of the sealing ball is composed of a degradable substance, and wherein the degradable metal material and the degradable substance degrades upon exposure to a wellbore environment.
    Type: Application
    Filed: June 30, 2015
    Publication date: October 13, 2016
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Michael Linley Fripp, Zachary William Walton
  • Publication number: 20160290090
    Abstract: The present disclosure generally relates to downhole tools comprising aqueous-degradable sealing elements and, more specifically, to downhole tools comprising a body and an aqueous-degradable sealing element, wherein at least a portion of the body is also degradable upon exposure to a wellbore environment. A downhole tool that includes a body, wherein at least a portion of the body is degradable when exposed to a wellbore environment; and at least one aqueous-degradable sealing element composed of an aqueous-degradable elastomer, wherein the aqueous-degradable sealing element degrades when exposed to an aqueous fluid in the wellbore environment.
    Type: Application
    Filed: July 7, 2014
    Publication date: October 6, 2016
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Zachary Ryan MURPHREE, Michael Linley FRIPP, Zachary William WALTON, Charles Timothy SMITH
  • Publication number: 20160273305
    Abstract: A multi-acting downhole tool arrangement (100), (400), (500) includes a tubular (102) and an actuatable sliding member (104), (404), (504) radially disposed relative to the tubular (102) in a radial sealing relationship. The tubular (102) and the member (104), (404), (504) are arranged relative to one another in a non-slidable first configuration. The sliding member (104), (404), (504) and the tubular (102) cooperate to define a chamber 116 therebetween. At least a pair of seals (108), (110), (410), (446) delimits the chamber (116). A first one (110), (446) of the pair of seals is a degradable seal. Upon actuation of the sliding member (104), (404), (504), the sliding member (104), (404), (504) slides in a first direction relative to the tubular (102) to a second configuration where the degradable seal (110), (446) is exposed to a condition that degrades the degradable seal (110), (446).
    Type: Application
    Filed: June 24, 2014
    Publication date: September 22, 2016
    Applicant: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Zachary Ryan MURPHREE, Michael Linley FRIPP, Zachary William WALTON
  • Publication number: 20160273300
    Abstract: An example downhole tool is disclosed and includes a wellbore isolation device that provides a plurality of components including one or more first components and one or more second components. Each component is made of a degradable material that degrades when exposed to a wellbore environment, and the one or more first components degrades at a first degradation rate while the one or more second components degrades at a second degradation rate that is slower than the first degradation rate.
    Type: Application
    Filed: August 14, 2014
    Publication date: September 22, 2016
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Zachary William Walton, Michael Linley Fripp, Zachary Ryan Murphree, John Todd Broome
  • Publication number: 20160258259
    Abstract: An example sliding sleeve assembly includes a body that defines an inner flow passageway and one or more ports. One or more sensors are positioned on the body to detect wellbore projectiles that traverse the inner flow passageway, and a sliding sleeve is arranged within the body and movable between a closed position, where the sliding sleeve occludes the one or more ports, and an open position, where one or more ports are exposed. A flapper valve is arranged within the body and movable between an open configuration, where the flapper valve allows fluid flow through the inner flow passageway, and a closed configuration, where the flapper valve seats against a flapper seat defined on the sliding sleeve and prevents fluid flow through the inner flow passageway. An actuation sleeve is arranged within the body and movable to allow the flapper valve to move to the closed configuration.
    Type: Application
    Filed: August 7, 2014
    Publication date: September 8, 2016
    Applicant: Halliburton Energy Services, Inc.
    Inventors: Zachary William Walton, Matthew James Merron, Michael Linley Fripp, Matthew Todd Howell
  • Publication number: 20160251923
    Abstract: Disclosed is a sliding sleeve assembly that includes a sliding sleeve sub coupled to a work string extended within a wellbore, the sliding sleeve sub having one or more ports defined therein that enable fluid communication between an interior and an exterior of the work string, a sliding sleeve arranged within the sliding sleeve sub and movable between a closed position, where the sliding sleeve occludes the one or more ports, and an open position, where the sliding sleeve has moved to expose the one or more ports, a sleeve profile defined on an inner surface of the sliding sleeve, a wellbore dart having a body and a plurality of collet fingers extending longitudinally from the body, and a dart profile defined on an outer surface of the plurality of collet fingers, the dart profile being configured to selectively mate with the sleeve profile.
    Type: Application
    Filed: April 16, 2014
    Publication date: September 1, 2016
    Applicant: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Vijay Kumar Keerthivasan, Ryan Zhe Cong Foong, Matthew Todd Howell, Zachary William Walton