Patents by Inventor L. Allen Sinor

L. Allen Sinor 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: 10309157
    Abstract: A cutting element for use in a drilling bit and/or a milling bit having a cutter body made of a substrate having an upper surface, and a superabrasive layer overlying the upper surface of the substrate. The cutting element further includes a sleeve extending around a portion of a side surface of the superabrasive layer and a side surface of the substrate, wherein the sleeve exerts a radially compressive force on the superabrasive layer.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: June 4, 2019
    Assignees: Baker Hughes Incorporated, Element Six (Production) (PTY) LTD., Element Six Limited
    Inventors: Anthony A. DiGiovanni, Nicholas J. Lyons, Matthew S. Hale, Konstantin E. Morozov, John H. Liversage, Danny E. Scott, L. Allen Sinor
  • Publication number: 20180066478
    Abstract: A cutting element for use in a drilling bit and/or a milling bit having a cutter body made of a substrate having an upper surface, and a superabrasive layer overlying the upper surface of the substrate. The cutting element further includes a sleeve extending around a portion of a side surface of the superabrasive layer and a side surface of the substrate, wherein the sleeve exerts a radially compressive force on the superabrasive layer.
    Type: Application
    Filed: November 8, 2017
    Publication date: March 8, 2018
    Inventors: Anthony A. DiGiovanni, Nicholas J. Lyons, Matthew S. Hale, Konstantin E. Morozov, John H. Liversage, Danny E. Scott, L. Allen Sinor
  • Patent number: 9816324
    Abstract: A cutting element for use in a drilling bit and/or a milling bit having a cutter body made of a substrate having an upper surface, and a superabrasive layer overlying the upper surface of the substrate. The cutting element further includes a sleeve extending around a portion of a side surface of the superabrasive layer and a side surface of the substrate, wherein the sleeve exerts a radially compressive force on the superabrasive layer.
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: November 14, 2017
    Assignees: Baker Hughes, Element Six (Production) (PTY) (LTD)., Element Six Limited
    Inventors: Anthony A. DiGiovanni, Nicholas J. Lyons, Matthew S. Hale, Konstantin E. Morozov, John H. Liversage, Danny E. Scott, L. Allen Sinor
  • Patent number: 9540884
    Abstract: A method of producing a drill bit, such as for drilling a well into an earth formation, includes forming a bit body having a plurality of blades. Each of the plurality of blades includes a forward facing face with respect to a direction of rotation of the bit. The forward facing face includes individual cutter pockets at least partially recessed into the forward facing face. The method also includes securing a cutting element at least partially within each of the individual cutter pockets. Each cutting element has an abrasion resistance. Each of the plurality of blades is formed of a blade material having an abrasion resistance that is less than the abrasion resistance of the cutting element.
    Type: Grant
    Filed: April 16, 2014
    Date of Patent: January 10, 2017
    Assignee: BAKER HUGHES INCORPORATED
    Inventors: Robert M. Welch, Eric E. McClain, L. Allen Sinor
  • Patent number: 9068407
    Abstract: A drilling assembly for drilling a subterranean wellbore includes an expandable reamer and an expandable stabilizer. The expandable reamer and the expandable stabilizer each have a tubular body with a longitudinal axis and a drilling fluid flow path extending therethrough. A plurality of blades is carried by the reamer and a plurality of bearing pads is carried by the stabilizer. The blades and bearing pads are outwardly movable from a retracted position to an extended position with respect to the longitudinal axes of the reamer and stabilizer, respectively. The reamer and stabilizer each include an actuation device for moving the blades and bearing pads, respectively, from the retracted position to the extended position.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: June 30, 2015
    Assignee: Baker Hughes Incorporated
    Inventors: Steven R. Radford, L. Allen Sinor, Anders K. Nesheim
  • Patent number: 8911522
    Abstract: Methods of forming inserts for earth-boring tools include providing a material in a pattern adjacent a strip, arranging a plurality of superabrasive particles proximate the pattern, and securing at least some of the plurality of superabrasive particles to the strip. The material is configured to attract or secure the plurality of superabrasive particles. Some methods may include imparting like charges to each of a plurality of superabrasive particles, placing the plurality of superabrasive particles over a strip, and securing the superabrasive particles to the strip. In some methods, a first plurality of superabrasive particles may be placed in an array between a first strip and a second strip. A second plurality of superabrasive particles may be placed in an array between the second strip and a third strip. Methods of forming earth-boring rotary drill bits include forming an insert and securing the insert to a body of the bit.
    Type: Grant
    Filed: July 5, 2011
    Date of Patent: December 16, 2014
    Assignee: Baker Hughes Incorporated
    Inventors: Christopher J. Cleboski, Suresh G. Patel, Danny E. Scott, L. Allen Sinor
  • Publication number: 20140299387
    Abstract: A cutting element for use in a drilling bit and/or a milling bit having a cutter body made of a substrate having an upper surface, and a superabrasive layer overlying the upper surface of the substrate. The cutting element further includes a sleeve extending around a portion of a side surface of the superabrasive layer and a side surface of the substrate, wherein the sleeve exerts a radially compressive force on the superabrasive layer.
    Type: Application
    Filed: June 18, 2014
    Publication date: October 9, 2014
    Inventors: Anthony A. DiGiovanni, Nicholas J. Lyons, Matthew S. Hale, Konstantin E. Morozov, John H. Liversage, Danny E. Scott, L. Allen Sinor
  • Publication number: 20140223833
    Abstract: A method of producing a drill bit, such as for drilling a well into an earth formation, includes forming a bit body having a plurality of blades. Each of the plurality of blades includes a forward facing face with respect to a direction of rotation of the bit. The forward facing face includes individual cutter pockets at least partially recessed into the forward facing face. The method also includes securing a cutting element at least partially within each of the individual cutter pockets. Each cutting element has an abrasion resistance. Each of the plurality of blades is formed of a blade material having an abrasion resistance that is less than the abrasion resistance of the cutting element.
    Type: Application
    Filed: April 16, 2014
    Publication date: August 14, 2014
    Applicant: BAKER HUGHES INCORPORATED
    Inventors: Robert M. Welch, Eric E. McClain, L. Allen Sinor
  • Patent number: 8720609
    Abstract: A method of optimizing drill bit design and an optimized drill bit for drilling a well into an earth formation comprising a bit body; a number of blades spaced around the bit body, each blade having a curved outer edge and a forward face; a first row of cutter pockets recessed into the face along the outer edge of each blade; a second group of cutter pockets recessed into the face of each blade offset from the first row; and a plurality of cutting elements, each cutting element being brazed into a different one of the cutter pockets.
    Type: Grant
    Filed: October 13, 2008
    Date of Patent: May 13, 2014
    Assignee: Baker Hughes Incorporated
    Inventors: Robert M. Welch, Eric E. McClain, L. Allen Sinor
  • Publication number: 20130292175
    Abstract: A drilling assembly for drilling a subterranean wellbore includes an expandable reamer and an expandable stabilizer. The expandable reamer and the expandable stabilizer each have a tubular body with a longitudinal axis and a drilling fluid flow path extending therethrough. A plurality of blades is carried by the reamer and a plurality of bearing pads is carried by the stabilizer. The blades and bearing pads are outwardly movable from a retracted position to an extended position with respect to the longitudinal axes of the reamer and stabilizer, respectively. The reamer and stabilizer each include an actuation device for moving the blades and bearing pads, respectively, from the retracted position to the extended position.
    Type: Application
    Filed: March 15, 2013
    Publication date: November 7, 2013
    Inventors: Steven R. Radford, L. Allen Sinor, Anders K. Nesheim
  • Patent number: 8297380
    Abstract: Casing shoes comprise a nose portion having an inner profile and an outer profile. At least one cutting structure is on the outer profile. A stem section extends longitudinally from the nose portion. At least one of a float valve mechanism, a cementing stage tool, a float collar mechanism, and a landing collar structure is disposed within the stem section. Methods of installing sections of casing within wellbores comprise advancing the at least one section of casing into contact with subterranean formation material with a casing shoe attached thereto. At least one of a float valve mechanism, a cementing stage tool, a float collar mechanism, and a landing collar structure is carried within the casing shoe into the wellbore. The wellbore is drilled or reamed using at least one cutting structure on the casing shoe as the at least one section of casing is advanced into the wellbore.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: October 30, 2012
    Assignee: Baker Hughes Incorporated
    Inventors: Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Robert A. Laing, Evan C. Turner, Mark W. Dykstra, Eric C. Sullivan
  • Patent number: 8225888
    Abstract: A casing bit, which may comprise a composite structure, for drilling a casing section into a subterranean formation, and which may include a portion configured to be drilled therethrough. Cutting elements and methods of use may be included. Adhesive, solder, electrically disbonding material, and braze affixation of a cutting element may be included. Differing abrasive material amount, characteristics, and size of cutting elements may be included. Telescoping casing sections and bits may be included. Embodiments may include: at least one gage section extending from the nose portion, at least one rotationally trailing groove formed in at least one of the plurality of blades, a movable blade, a leading face comprising superabrasive material, at least one of a drilling fluid nozzle and a sleeve, grooves for preferential failure, at least one rolling cone affixed to the nose portion, at least one sensor, discrete cutting element retention structures, and percussion inserts.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: July 24, 2012
    Assignee: Baker Hughes Incorporated
    Inventors: Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Robert A. Laing, Evan C. Turner, Mark W. Dykstra, Eric C. Sullivan
  • Patent number: 8225887
    Abstract: A casing bit, which may comprise a composite structure, for drilling a casing section into a subterranean formation, and which may include a portion configured to be drilled therethrough. Cutting elements and methods of use may be included. Adhesive, solder, electrically disbonding material, and braze affixation of a cutting element may be included. Differing abrasive material amount, characteristics, and size of cutting elements may be included. Telescoping casing sections and bits may be included. Embodiments may include: at least one gage section extending from the nose portion, at least one rotationally trailing groove formed in at least one of the plurality of blades, a movable blade, a leading face comprising superabrasive material, at least one of a drilling fluid nozzle and a sleeve, grooves for preferential failure, at least one rolling cone affixed to the nose portion, at least one sensor, discrete cutting element retention structures, and percussion inserts.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: July 24, 2012
    Assignee: Baker Hughes Incorporated
    Inventors: Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Robert A. Laing, Evan C. Turner, Mark W. Dykstra, Eric C. Sullivan
  • Patent number: 8205693
    Abstract: A casing bit, which may comprise a composite structure, for drilling a casing section into a subterranean formation, and which may include a portion configured to be drilled therethrough. Cutting elements and methods of use may be included. Adhesive, solder, electrically disbonding material, and braze affixation of a cutting element may be included. Differing abrasive material amount, characteristics, and size of cutting elements may be included. Telescoping casing sections and bits may be included. Embodiments may include: at least one gage section extending from the nose portion, at least one rotationally trailing groove formed in at least one of the plurality of blades, a movable blade, a leading face comprising superabrasive material, at least one of a drilling fluid nozzle and a sleeve, grooves for preferential failure, at least one rolling cone affixed to the nose portion, at least one sensor, discrete cutting element retention structures, and percussion inserts.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: June 26, 2012
    Assignee: Baker Hughes Incorporated
    Inventors: Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Robert A. Laing, Evan C. Turner, Mark W. Dykstra, Eric C. Sullivan
  • Patent number: 8167059
    Abstract: A casing bit, which may comprise a composite structure, for drilling a casing section into a subterranean formation, and which may include a portion configured to be drilled therethrough, is disclosed. Cutting elements and methods of use are disclosed. Adhesive, solder, electrically disbonding material, and braze affixation of a cutting element are disclosed. Differing abrasive material amount, characteristics, and size of cutting elements are disclosed. Telescoping casing sections and bits are disclosed. Aspects and embodiments are disclosed including: at least one gage section extending from a nose portion, at least one rotationally trailing groove formed in at least one of a plurality of blades, a movable blade, a leading face comprising superabrasive material, at least one of a drilling fluid nozzle and a sleeve, grooves for preferential failure, at least one rolling cone affixed to the nose portion, at least one sensor, discrete cutting element retention structures, and percussion inserts.
    Type: Grant
    Filed: July 7, 2011
    Date of Patent: May 1, 2012
    Assignee: Baker Hughes Incorporated
    Inventors: Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Robert A. Laing, Evan C. Turner, Mark W. Dykstra, Eric C. Sullivan
  • Publication number: 20120005966
    Abstract: Methods of forming inserts for earth-boring tools include providing a material in a pattern adjacent a strip, arranging a plurality of superabrasive particles proximate the pattern, and securing at least some of the plurality of superabrasive particles to the strip. The material is configured to attract or secure the plurality of superabrasive particles. Some methods may include imparting like charges to each of a plurality of superabrasive particles, placing the plurality of superabrasive particles over a strip, and securing the superabrasive particles to the strip. In some methods, a first plurality of superabrasive particles may be placed in an array between a first strip and a second strip. A second plurality of superabrasive particles may be placed in an array between the second strip and a third strip. Methods of forming earth-boring rotary drill bits include forming an insert and securing the insert to a body of the bit.
    Type: Application
    Filed: July 5, 2011
    Publication date: January 12, 2012
    Applicant: BAKER HUGHES INCORPORATED
    Inventors: Christopher J. Cleboski, Suresh G. Patel, Danny E. Scott, L. Allen Sinor
  • Patent number: 8061456
    Abstract: A cutting element for an earth boring bit, may include a PDC layer having a flat on a periphery thereof, the flat terminating longitudinally at an edge spaced from a cutting face of the PDC layer. A chamfer adjacent to the cutting face desirably has a length that exceeds its depth. A cutting element may additionally include a chamfer along the entire circumference, multiple step-wise, radially adjacent chamfers, and multiple circumferentially spaced portions of the uppermost radius of the PDC layer of the cutting element that each includes a chamfer with an associated flat. Additionally, a cutting element may include a flat terminating at a radial edge with the cutting face of a PDC layer.
    Type: Grant
    Filed: August 26, 2008
    Date of Patent: November 22, 2011
    Assignee: Baker Hughes Incorporated
    Inventors: Suresh G. Patel, Danny E. Scott, L. Allen Sinor
  • Publication number: 20110266069
    Abstract: A casing bit, which may comprise a composite structure, for drilling a casing section into a subterranean formation, and which may include a portion configured to be drilled therethrough, is disclosed. Cutting elements and methods of use are disclosed. Adhesive, solder, electrically disbonding material, and braze affixation of a cutting element are disclosed. Differing abrasive material amount, characteristics, and size of cutting elements are disclosed. Telescoping casing sections and bits are disclosed. Aspects and embodiments are disclosed including: at least one gage section extending from a nose portion, at least one rotationally trailing groove formed in at least one of the plurality of blades, a movable blade, a leading face comprising superabrasive material, at least one of a drilling fluid nozzle and a sleeve, grooves for preferential failure, at least one rolling cone affixed to the nose portion, at least one sensor, discrete cutting element retention structures, and percussion inserts.
    Type: Application
    Filed: July 7, 2011
    Publication date: November 3, 2011
    Applicant: BAKER HUGHES INCORPORATED
    Inventors: Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Robert A. Laing, Evan C. Turner, Mark W. Dykstra, Eric C. Sullivan
  • Publication number: 20110259605
    Abstract: A casing bit, which may comprise a composite structure, for drilling a casing section into a subterranean formation, and which may include a portion configured to be drilled therethrough, is disclosed. Cutting elements and methods of use are disclosed. Adhesive, solder, electrically disbonding material, and braze affixation of a cutting element are disclosed. Differing abrasive material amount, characteristics, and size of cutting elements are disclosed. Telescoping casing sections and bits are disclosed. Aspects and embodiments are disclosed including: at least one gage section extending from the nose portion, at least one rotationally trailing groove formed in at least one of the plurality of blades, a movable blade, a leading face comprising superabrasive material, at least one of a drilling fluid nozzle and a sleeve, grooves for preferential failure, at least one rolling cone affixed to the nose portion, at least one sensor, discrete cutting element retention structures, and percussion inserts.
    Type: Application
    Filed: July 7, 2011
    Publication date: October 27, 2011
    Applicant: Baker Hughes Incorporated
    Inventors: Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Robert A. Laing, Evan C. Turner, Mark W. Dykstra, Eric C. Sullivan
  • Publication number: 20110259608
    Abstract: A casing bit, which may comprise a composite structure, for drilling a casing section into a subterranean formation, and which may include a portion configured to be drilled therethrough, is disclosed. Cutting elements and methods of use are disclosed. Adhesive, solder, electrically disbonding material, and braze affixation of a cutting element are disclosed. Differing abrasive material amount, characteristics, and size of cutting elements are disclosed. Telescoping casing sections and bits are disclosed. Aspects and embodiments are disclosed including: at least one gage section extending from the nose portion, at least one rotationally trailing groove formed in at least one of the plurality of blades, a movable blade, a leading face comprising superabrasive material, at least one of a drilling fluid nozzle and a sleeve, grooves for preferential failure, at least one rolling cone affixed to the nose portion, at least one sensor, discrete cutting element retention structures, and percussion inserts.
    Type: Application
    Filed: July 7, 2011
    Publication date: October 27, 2011
    Applicant: BAKER HUGHES INCORPORATED
    Inventors: Jack T. Oldham, L. Allen Sinor, Eric E. McClain, Robert A. Laing, Evan C. Turner, Mark W. Dykstra, Eric C. Sullivan