Patents by Inventor Charles Timothy Smith
Charles Timothy Smith 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).
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Patent number: 11851982Abstract: A well tool can include a body and at least one barrier element. The barrier element can include a pyrolytically degradable material that is positionable to block a flow of fluid across the body within a wellbore and to degrade by pyrolysis over time within the wellbore.Type: GrantFiled: April 12, 2021Date of Patent: December 26, 2023Assignee: Halliburton Energy Services, Inc.Inventors: Michael Linley Fripp, Charles Timothy Smith, Chad William Glaesman
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Publication number: 20220325604Abstract: A well tool can include a body and at least one barrier element. The barrier element can include a pyrolytically degradable material that is positionable to block a flow of fluid across the body within a wellbore and to degrade by pyrolysis over time within the wellbore.Type: ApplicationFiled: April 12, 2021Publication date: October 13, 2022Inventors: Michael Linley Fripp, Charles Timothy Smith, Chad William Glaesman
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Publication number: 20220282590Abstract: An expandable, hardening seal for downhole use in a wellbore includes a heat-hardening material and a heat-stable material. The heat-hardening material has a stiffness that increases after exposure to a downhole temperature and the heat-stable material has a stiffness that does not increase or increases to a lesser degree than that the heat-hardening material at the downhole temperature.Type: ApplicationFiled: March 8, 2021Publication date: September 8, 2022Inventors: Michael Linley Fripp, Chad William Glaesman, Charles Timothy Smith
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Publication number: 20220195836Abstract: A flow control device for a wellbore downhole tool, the device including a float body including a dicyclopentadiene thermoset resin, wherein the float body has a density in a range from about 0.6 to about 1.0 and has a volume swelling of 1 percent or less in the presence of a formation fluid produced in the wellbore over a production period of about 2 days or more. A method of manufacturing the flow control device is also described.Type: ApplicationFiled: December 17, 2020Publication date: June 23, 2022Inventors: Chad William Glaesman, Charles Timothy Smith
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Patent number: 11359127Abstract: At least a portion of a wellbore region can be sealed using a packer that includes a dicyclopentadiene (DCPD) polymeric resin. The resin can be molded onto a tubular. The DCPD packer can swell in response to being exposed to hydrocarbon fluid at a temperature greater than the glass transition temperature of the DCPD resin to seal an annular region between the tubular and the wall of the well or casing string.Type: GrantFiled: October 23, 2019Date of Patent: June 14, 2022Assignee: Halliburton Energy Services, Inc.Inventor: Charles Timothy Smith
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Patent number: 11286741Abstract: Downhole tools comprising a body, wherein at least a portion of the body is degradable when exposed to a wellbore environment; and at least one oil-degradable sealing element composed of an oil-degradable elastomer, wherein the oil-degradable sealing element degrades in the wellbore environment. The oil-degradable elastomer is selected from the group consisting of an oil-degradable natural rubber, an oil-degradable synthetic rubber, and any combination thereof.Type: GrantFiled: May 7, 2014Date of Patent: March 29, 2022Assignee: Halliburton Energy Services, Inc.Inventors: Michael Linley Fripp, Zachary Murphree, Zach Walton, Charles Timothy Smith
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Publication number: 20210238933Abstract: A system for protecting a bond line may comprise a downhole tool and a rubber material bonded to the downhole tool to form the bond line. The downhole tool may further include a barrier configured to be applied to the rubber material and the ridged substrate to encapsulate the bond line. A method for protecting a bond line may comprise attaching at least a portion of a rubber to a downhole tool to form the bond line and applying a barrier to the rubber material and the downhole tool to encapsulate the bond line.Type: ApplicationFiled: April 10, 2019Publication date: August 5, 2021Applicant: Halliburton Energy Services, Inc.Inventors: Charles Timothy SMITH, Chad William GLAESMAN
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Publication number: 20210122965Abstract: At least a portion of a wellbore region can be sealed using a packer that includes a dicyclopentadiene (DCPD) polymeric resin. The resin can be molded onto a tubular. The DCPD packer can swell in response to being exposed to hydrocarbon fluid at a temperature greater than the glass transition temperature of the DCPD resin to seal an annular region between the tubular and the wall of the well or casing string.Type: ApplicationFiled: October 23, 2019Publication date: April 29, 2021Inventor: Charles Timothy Smith
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Publication number: 20210102049Abstract: A downhole tool including a downhole motor. The downhole motor may include a housing, a stator positioned within the housing, and a rotor positioned within the stator. The stator may include an elastomer compound that may include at least one of NBR or HNBR, process aids, and at least one of zinc oxide or graphite.Type: ApplicationFiled: August 28, 2020Publication date: April 8, 2021Applicant: Halliburton Energy Services, Inc.Inventors: Byong Jun Kim, James H. Ryan, Charles Timothy Smith, Shashishekara Talya
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Patent number: 10662735Abstract: A wellbore isolation device includes a tubular body having an inner bore formed longitudinally therethrough. A plurality of centralizing arms is radially extendible from the tubular body. At least one slip is radially extendible from the tubular body. A sealing assembly that is radially extendible from the tubular body is also included and disposed between the centralizing arms and the slip. The sealing assembly includes a radially extendible elastomeric sealing surface and an anti-extrusion device having at least two support members coupled to opposite longitudinal ends of the elastomeric sealing surface. An equalizing port is also included which is disposed in the tubular body and permits, when opened, fluidic communication between external the tubular body and the inner bore thereby equalizing the pressure between external the tubular body and the inner bore.Type: GrantFiled: December 11, 2015Date of Patent: May 26, 2020Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Jack Gammill Clemens, Nathan James Harder, Charles Timothy Smith
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Patent number: 10619445Abstract: Downhole tools comprising a body and at least one sealing element, wherein at least a portion of the body is degradable when exposed to a wellbore environment; and a retention mechanism configured to retain the sealing element in place during degradation of the portion of the body that is degradable, wherein the downhole tool is capable of actuating to fluidly seal two sections of the wellbore with the sealing element.Type: GrantFiled: August 13, 2014Date of Patent: April 14, 2020Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: Zachary Murphree, Michael Linley Fripp, Charles Timothy Smith
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Patent number: 10370930Abstract: Downhole tools comprising 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 comprising an aqueous-degradable elastomer comprising in the range of 0.05 to 1 parts by weight per hundred parts of the elastomer (phr) carbodiimide, wherein at least a portion of the aqueous-degradable sealing element hydrolytically degrades when exposed to an aqueous fluid.Type: GrantFiled: June 15, 2015Date of Patent: August 6, 2019Assignee: Halliburton Energy Services, Inc.Inventors: Michael Linley Fripp, Zachary William Walton, Charles Timothy Smith
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Patent number: 10260309Abstract: Downhole tools and methods and systems associated therewith, wherein the downhole tools comprise a body and at least one sealing element comprising an aqueous-degradable thermoplastic rubber copolymer composed of a thermoplastic component and a rubber component. The thermoplastic component is present in an amount of about 5% to about 95% by weight of the aqueous-degradable thermoplastic rubber copolymer, and at least a portion of the sealing element hydrolytically degrades when exposed to an aqueous fluid.Type: GrantFiled: December 22, 2015Date of Patent: April 16, 2019Assignee: Halliburton Energy Services, Inc.Inventors: Michael Linley Fripp, Zachary William Walton, Charles Timothy Smith
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Patent number: 10240427Abstract: 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: GrantFiled: July 7, 2014Date of Patent: March 26, 2019Assignee: Halliburton Energy Services, Inc.Inventors: Zachary Ryan Murphree, Michael Linley Fripp, Zachary William Walton, Charles Timothy Smith
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Publication number: 20180320474Abstract: A wellbore isolation device includes a tubular body having an inner bore formed longitudinally therethrough. A plurality of centralizing arms is radially extendible from the tubular body. At least one slip is radially extendible from the tubular body. A sealing assembly that is radially extendible from the tubular body is also included and disposed between the centralizing arms and the slip. The sealing assembly includes a radially extendible elastomeric sealing surface and an anti-extrusion device having at least two support members coupled to opposite longitudinal ends of the elastomeric sealing surface. An equalizing port is also included which is disposed in the tubular body and permits, when opened, fluidic communication between external the tubular body and the inner bore thereby equalizing the pressure between external the tubular body and the inner bore.Type: ApplicationFiled: December 11, 2015Publication date: November 8, 2018Applicant: HALLIBURTON ENERGY SERVICES, INC.Inventors: Jack Gammill CLEMENS, Nathan James HARDER, Charles Timothy SMITH
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Patent number: 10107064Abstract: A well seal tool includes a base tubing and a seal element carried on an exterior of the base tubing. The seal element includes a polymer changeable between a compressed state and a sealing state. The seal element has a first stiffness in response to a first strain rate of the polymer and a second, substantially higher stiffness in response to a second, higher strain rate of the polymer.Type: GrantFiled: June 6, 2014Date of Patent: October 23, 2018Assignee: Halliburton Energy Services, Inc.Inventors: William Mark Richards, Andy Cheng Chang, Charles Timothy Smith
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Publication number: 20180163503Abstract: Downhole tools and methods and systems associated therewith, wherein the downhole tools comprise a body and at least one sealing element comprising an aqueous-degradable thermoplastic rubber copolymer composed of a thermoplastic component and a rubber component. The thermoplastic component is present in an amount of about 5% to about 95% by weight of the aqueous-degradable thermoplastic rubber copolymer, and at least a portion of the sealing element hydrolytically degrades when exposed to an aqueous fluid.Type: ApplicationFiled: December 22, 2015Publication date: June 14, 2018Applicant: Halliburton Energy Services, Inc.Inventors: Michael Linley Fripp, Zachary William Walton, Charles Timothy Smith
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Patent number: 9677372Abstract: A wellbore cementing plug includes a plug element including a polymer. The polymer is deformable at a first stiffness when subjected to a first strain rate to allow the plug element to pass through a wellbore while sealing against passage of cement past the plug element. The polymer resists deformation at a second, higher stiffness when subjected to a second, higher strain rate to resist allowing the plug element to pass through the wellbore while sealing against passage of cement past the plug element.Type: GrantFiled: June 6, 2014Date of Patent: June 13, 2017Assignee: Halliburton Energy Services, Inc.Inventors: Charles Timothy Smith, William Mark Richards, Andy Cheng Chang
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Patent number: 9677370Abstract: A well system includes a drop plug element and an internal plug seat in an internal flow path of a well tubing. At least one of the plug seat or the drop plug element includes a polymer that is deformable, having a first stiffness when subjected to a first strain rate, to allow the drop plug element to pass through the plug seat. The polymer resists deformation, having a second, higher stiffness when subjected to a second, higher strain rate, to resist allowing the plug element to pass through the plug seat and to seal the plug element and plug seat.Type: GrantFiled: June 6, 2014Date of Patent: June 13, 2017Assignee: Halliburton Energy Services, Inc.Inventors: William Mark Richards, Andy Cheng Chang, Timothy Edward Harms, Charles Timothy Smith
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Publication number: 20160290090Abstract: 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: ApplicationFiled: July 7, 2014Publication date: October 6, 2016Applicant: Halliburton Energy Services, Inc.Inventors: Zachary Ryan MURPHREE, Michael Linley FRIPP, Zachary William WALTON, Charles Timothy SMITH