Patents Assigned to Gyrodata, Incorporated
  • Patent number: 11175431
    Abstract: Various implementations described herein are directed to a method for surveying a wellbore. A statistical estimation process that combines magnetic survey measurement data and gyroscopic survey measurement data to form error estimates in a magnetic survey system is applied. The error estimates are used to correct magnetic survey data provided by the magnetic survey system. Magnetic only survey data is used when convergence of the error estimates has occurred. Information that facilitates drilling the wellbore is provided.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: November 16, 2021
    Assignee: Gyrodata, Incorporated
    Inventors: Adrián Guillermo Ledroz, John Lionel Weston
  • Patent number: 11041376
    Abstract: Various implementations described herein are directed to a method for surveying a wellbore. A statistical estimation process that combines magnetic survey measurement data and gyroscopic survey measurement data to form error estimates in a magnetic survey system is applied. The error estimates are used to correct magnetic survey data provided by the magnetic survey system. Magnetic only survey data is used when convergence of the error estimates has occurred. Information that facilitates drilling the wellbore is provided.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: June 22, 2021
    Assignee: Gyrodata, Incorporated
    Inventors: Adrián Guillermo Ledroz, John Lionel Weston
  • Patent number: 11002131
    Abstract: Various implementations described herein refer to a method. The method may include receiving first gyro-while-drilling (GWD) survey data acquired using a first survey tool disposed within a wellbore. The method may include receiving second GWD survey data acquired using a second survey tool disposed within the wellbore. The method may include generating a survey of the wellbore based on the first GWD survey data and the second GWD survey data for directional control of wellbore trajectories.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: May 11, 2021
    Assignee: Gyrodata, Incorporated
    Inventors: Barry Smart, Adrián Guillermo Ledroz, John Lionel Weston
  • Patent number: 10895144
    Abstract: A system and method for providing information regarding the tortuosity of a wellbore path is provided. The method includes receiving data from a plurality of survey stations of a wellbore survey. The method further includes defining a plurality of reference lines for the wellbore path. The method further includes determining a plurality of displacements of the wellbore path from the plurality of reference lines.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: January 19, 2021
    Assignee: Gyrodata, Incorporated
    Inventors: Jon Bang, Onyemelem Jegbefume, Adrián Guillermo Ledroz, John Lionel Weston
  • Patent number: 10781691
    Abstract: Systems and methods are provided for producing a continuous survey of a previously drilled portion of a wellbore. The method includes receiving a plurality of stationary survey measurements taken at a corresponding plurality of locations along the portion of the wellbore. The method further includes receiving at least one continuous survey including a plurality of continuous survey measurements taken between a pair of stationary survey measurements of the plurality of stationary survey measurements. The method further includes combining the plurality of stationary survey measurements and the plurality of continuous survey measurements to produce the continuous survey of the portion of the wellbore.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: September 22, 2020
    Assignee: Gyrodata Incorporated
    Inventors: Adrián Guillermo Ledroz, John Lionel Weston
  • Patent number: 10724361
    Abstract: Various implementations directed to a method and apparatus for initialization of a wellbore survey tool are provided. In one implementation, a method may include positioning a survey tool at a predetermined orientation relative to a directional reference system, where the survey tool is configured to acquire continuous survey data while disposed within a wellbore, and where the survey tool comprises a drop survey tool, a wireline survey tool, or a slickline survey tool. The method may also include using the directional reference system to generate a first signal indicative of an orientation of the directional reference system with respect to a reference direction. The method may further include using the first signal to determine an initial orientation of the survey tool with respect to the reference direction. The method may additionally include moving the survey tool after the initial orientation of the survey tool has been determined.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: July 28, 2020
    Assignee: Gyrodata Incorporated
    Inventors: John Lionel Weston, Adrián Guillermo Ledroz
  • Patent number: 10689969
    Abstract: Systems and methods are provided for producing a continuous survey of a previously drilled portion of a wellbore. The method includes receiving a plurality of stationary survey measurements taken at a corresponding plurality of locations along the portion of the wellbore. The method further includes receiving at least one continuous survey including a plurality of continuous survey measurements taken between a pair of stationary survey measurements of the plurality of stationary survey measurements. The method further includes combining the plurality of stationary survey measurements and the plurality of continuous survey measurements to produce the continuous survey of the portion of the wellbore.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: June 23, 2020
    Assignee: Gyrodata, Incorporated
    Inventors: Adrián Guillermo Ledroz, Rafael Perez Castro, John Lionel Weston
  • Patent number: 10577918
    Abstract: A system and method for providing information regarding the tortuosity of a wellbore path is provided. The method includes receiving data from a plurality of survey stations of a wellbore survey. The method further includes determining a plurality of tortuosity parameter values for the wellbore path within a corresponding plurality of analysis windows, wherein each analysis window has at least one tortuosity parameter value.
    Type: Grant
    Filed: September 30, 2017
    Date of Patent: March 3, 2020
    Assignee: Gyrodata, Incorporated
    Inventors: Jon Bang, Onyemelem Jegbefume, Adrián Guillermo Ledroz, John Lionel Weston
  • Patent number: 10495777
    Abstract: A wellbore survey tool and methods for estimating a direction of highest gamma ray intensity of a gamma ray distribution are provided. The tool includes a body having a center axis. The body is configured to be placed within a wellbore. The tool further includes a plurality of gamma ray detectors within the body. Each detector of the plurality of gamma ray detectors has a direction of maximum gamma ray sensitivity with the direction having a non-zero component perpendicular to the center axis. The non-zero components of the plurality of gamma ray detectors are spaced circumferentially about the center axis.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: December 3, 2019
    Assignee: Gyrodata, Incorporated
    Inventors: Nigel John Dennis Kilshaw, Donald Ian Carruthers, Peter Allen, Walter Edward Somerville Davey
  • Patent number: 10329896
    Abstract: A system and method for providing information regarding the tortuosity of a wellbore path is provided. The method includes receiving data from a plurality of survey stations of a wellbore survey. The method further includes determining a plurality of tortuosity parameter values for the wellbore path within a corresponding plurality of analysis windows, wherein each analysis window has at least one tortuosity parameter value.
    Type: Grant
    Filed: February 2, 2015
    Date of Patent: June 25, 2019
    Assignee: Gyrodata, Incorporated
    Inventors: Jon Bang, Onyemelem Jegbefume, Adrian Guillermo Ledroz, John Lionel Weston
  • Patent number: 10323501
    Abstract: A computer-based method of generating a survey of a wellbore section is provided. The method includes analyzing a plurality of surveys of the wellbore section to identify survey measurements that do not comprise gross errors, generating an initial weighted average survey, and calculating an initial set of measurement differences between the identified survey measurements and the initial weighted average survey. The method further includes calculating a plurality of error term estimates for the plurality of surveys and using the plurality of error term estimates to correct the identified survey measurements. The method further includes generating an updated weighted average survey and calculating an updated set of measurement differences between the identified survey measurements and the updated weighted average survey.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: June 18, 2019
    Assignee: Gyrodata, Incorporated
    Inventors: John Lionel Weston, Stephen Victor Mullin, Roger Ekseth
  • Patent number: 10316639
    Abstract: A system and method for providing information regarding the tortuosity of a wellbore path is provided. The method includes receiving data from a plurality of survey stations of a wellbore survey. The method further includes defining a plurality of reference lines for the wellbore path. The method further includes determining a plurality of displacements of the wellbore path from the plurality of reference lines.
    Type: Grant
    Filed: February 2, 2015
    Date of Patent: June 11, 2019
    Assignee: Gyrodata, Incorporated
    Inventors: Jon Bang, Onyemelem Jegbefume, Adrian Guillermo Ledroz, John Lionel Weston
  • Patent number: 10309799
    Abstract: Various implementations directed to correction of rotation rate measurements are provided. In one implementation, a method may include receiving rotation rate measurements about a first axis and a second axis from first gyroscopic sensors. The method may include receiving a first rotation rate measurement about a third axis from a second gyroscopic sensor. The method may include determining an estimated rotation rate measurement about the third axis based on the rotation rate measurements about the first axis and the second axis. The method may include determining a bias value based on a difference between the first rotation rate measurement about the third axis and the estimated rotation rate measurement. The method may include receiving second rotation rate measurements about the third axis from the second gyroscopic sensor. The method may include correcting the second rotation rate measurements about the third axis based on the determined bias value.
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: June 4, 2019
    Assignee: Gyrodata, Incorporated
    Inventor: Adrián Guillermo Ledroz
  • Patent number: 10221676
    Abstract: A method and an apparatus are provided for determining an orientation of a tool with respect to a reference direction. The tool is configured to be moved along a wellbore and to generate information usable to determine an orientation of the tool. At least one first signal is indicative of an orientation of a directional reference system with respect to the reference direction. Information regarding a relative orientation of the tool with respect to the directional reference system is used to determine the orientation of the tool with respect to the reference direction in response at least in part to the at least one first signal.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: March 5, 2019
    Assignee: Gyrodata, Incorporated
    Inventors: John Lionel Weston, Adrián Guillermo Ledroz, Eric Wright
  • Patent number: 10077648
    Abstract: Systems and methods are provided for producing a continuous survey of a previously drilled portion of a wellbore. The method includes receiving a plurality of stationary survey measurements taken at a corresponding plurality of locations along the portion of the wellbore. The method further includes receiving at least one continuous survey including a plurality of continuous survey measurements taken between a pair of stationary survey measurements of the plurality of stationary survey measurements. The method further includes combining the plurality of stationary survey measurements and the plurality of continuous survey measurements to produce the continuous survey of the portion of the wellbore.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: September 18, 2018
    Assignee: Gyrodata, Incorporated
    Inventors: Adrián Guillermo Ledroz, John Lionel Weston
  • Patent number: 9977145
    Abstract: A wellbore survey tool and methods for estimating a direction of highest gamma ray intensity of a gamma ray distribution are provided. The tool includes a body having a center axis. The body is configured to be placed within a wellbore. The tool further includes a plurality of gamma ray detectors within the body. Each detector of the plurality of gamma ray detectors has a direction of maximum gamma ray sensitivity with the direction having a non-zero component perpendicular to the center axis. The non-zero components of the plurality of gamma ray detectors are spaced circumferentially about the center axis.
    Type: Grant
    Filed: August 21, 2015
    Date of Patent: May 22, 2018
    Assignee: Gyrodata, Incorporated
    Inventors: Nigel John Dennis Kilshaw, Donald Ian Carruthers, Peter Allen, Walter Edward Somerville Davey
  • Patent number: 9863783
    Abstract: Various implementations directed to correction of rotation rate measurements are provided. In one implementation, a method may include receiving rotation rate measurements about a first axis and a second axis from first gyroscopic sensors. The method may include receiving a first rotation rate measurement about a third axis from a second gyroscopic sensor. The method may include determining an estimated rotation rate measurement about the third axis based on the rotation rate measurements about the first axis and the second axis. The method may include determining a bias value based on a difference between the first rotation rate measurement about the third axis and the estimated rotation rate measurement. The method may include receiving second rotation rate measurements about the third axis from the second gyroscopic sensor. The method may include correcting the second rotation rate measurements about the third axis based on the determined bias value.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: January 9, 2018
    Assignee: Gyrodata, Incorporated
    Inventor: Adrián Ledroz
  • Patent number: 9663998
    Abstract: Systems and methods for the down-hole automatic mechanical coupling and alignment of a first sensor module and a second sensor module are provided. A mating element of a first sensor module includes a sheath with a first cam and a shroud surrounding the first cam. A second mating element of a second sensor module includes a second cam complementary to the first cam. Upon mating, the sheath surrounds at least a portion of the second mating element and the first cam seats against the second cam, with a predetermined axial orientation with respect to each other.
    Type: Grant
    Filed: July 11, 2014
    Date of Patent: May 30, 2017
    Assignee: Gyrodata, Incorporated
    Inventor: William David Poppe
  • Patent number: 9631475
    Abstract: Systems and methods for monitoring the tool rotation of a survey tool within a wellbore during a gyrocompassing survey measurement are provided. A plurality of signals from at least one accelerometer module of the survey tool is indicative of measurements of the Earth's gravitation vector taken by the at least one accelerometer module during the gyrocompassing survey measurement. The plurality of signals is used to calculate a tool face rate of change of the survey tool with respect to the wellbore during the gyrocompassing survey measurement.
    Type: Grant
    Filed: April 4, 2014
    Date of Patent: April 25, 2017
    Assignee: Gyrodata, Incorporated
    Inventors: Adrián Guillermo Ledroz, James Michael Johnson
  • Patent number: 9316072
    Abstract: A valve for communication of a measurement while drilling system includes a first structure having a central portion and one or more elongate portions radially extending from the central portion, and a second structure having one or more portions which substantially bound a central orifice region and one or more elongate orifice regions radially extending from the central orifice region. At least one of the first structure and the second structure is configured to be rotated about a rotation axis to produce a relative rotation between the first structure and the second structure such that a flow path through which mud can flow varies as the at least one of the first structure and the second structure rotates about the rotation axis. The central portion has a maximum inscribed circle encircling the rotation axis and having a first radius and the central orifice region has a maximum inscribed circle encircling the rotation axis and having a second radius greater than the first radius.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: April 19, 2016
    Assignee: Gyrodata, Incorporated
    Inventors: John Preston Rogers, Stephen D. Bonner, Robert Rudolph Kirby, Eugene Linyaev