Patents Assigned to Tesco Corporation
  • Publication number: 20150034302
    Abstract: Present embodiments are directed to a tubular filling tool. In certain embodiments, the tubular filling tool includes a conductor pipe configured to receive a filling fluid flow from a top drive and a diffuser block communicatively coupled to the conductor pipe and configured to receive the filling fluid flow from the conductor pipe, wherein the diffuser block comprises a plurality of fluid passages extending to external passages formed in an outer diameter of the diffuser block and configured to facilitate passage of the filling fluid flow to the external passages from within the diffuser block, wherein the external passages are configured to generate a swirl flow pattern in the filling fluid flow during a tubular filling process.
    Type: Application
    Filed: July 30, 2013
    Publication date: February 5, 2015
    Applicant: TESCO CORPORATION
    Inventor: Kevin James Nikiforuk
  • Publication number: 20140305702
    Abstract: The present disclosure is directed to systems and methods for rotating a drill string to overcome issues related to static friction during drilling. An embodiment includes a drive system configured to rotate the drill string through variable angular displacements and at variable rotation speeds based on control signals received by the drive system, and a control system configured transmit the control signals to the drive system, wherein the control system is configured to generate the control signals based on pipe characteristics within the drill string and friction values associated with the drill string to establish a rotation pattern of the drive system to approach a desired effective reach of surface torque generated by the drive system on the drill string.
    Type: Application
    Filed: April 3, 2014
    Publication date: October 16, 2014
    Applicant: Tesco Corporation
    Inventors: Ryan Thomas Bowley, Doug Christian Greening
  • Publication number: 20140262336
    Abstract: A system for manipulating a tubular about a drilling rig is provided. The system includes a swivel body rotatably coupled with a becket. The becket is configured to couple with a traveling block of the drilling rig. The system also includes an engagement feature rotatably coupled with the swivel body. The engagement feature is configured to be actuated to engage the tubular. In addition, the system includes a tilt mechanism configured to be actuated to transition the swivel body and the engagement feature between a tilted orientation and an upright orientation relative to the becket.
    Type: Application
    Filed: March 7, 2014
    Publication date: September 18, 2014
    Applicant: TESCO CORPORATION
    Inventor: Kevin James Nikiforuk
  • Publication number: 20140262512
    Abstract: Present embodiments are directed toward a drilling system that includes a conduit configured to route a pressurized gas to a top drive of a drilling rig. The drilling system also includes one or more cables disposed in the conduit.
    Type: Application
    Filed: March 14, 2013
    Publication date: September 18, 2014
    Applicant: TESCO CORPORATION
    Inventor: Alan Ross Kingsley
  • Patent number: 8807230
    Abstract: A well tubing installer includes a base having a tubular connector extending downward for connection to an upper end of a blowout preventer. A support floor having support slips is mounted to hydraulic cylinders at a fixed distance above the base. A traveling slip base containing traveling slips is mounted to upper ends of piston rods of the hydraulic cylinders. A pipe lifting assembly is supported by the base for lifting and positioning an additional joint of tubing to be added to the string of tubing. A pipe make-up mechanism is supported by the base for rotating the additional joint into threaded engagement with the string of tubing. A control line supply source for supplies control line to and alongside the string of tubing at a point between the base and the support floor.
    Type: Grant
    Filed: August 3, 2011
    Date of Patent: August 19, 2014
    Assignee: Tesco Corporation
    Inventor: Errol A. Sonnier
  • Publication number: 20140224509
    Abstract: Present embodiments are directed to a circulation system including a circulation management system. A housing of a coupling feature of the circulation management system is configured to extend over a box end of a pipe element. A seal disposed within the housing is configured to engage with a face of the box end. A force-application feature is configured to force the seal against the face of the box end to establish a sealed engagement between the circulation management system and the pipe element. A flow path of the circulation management system extends through the housing and the seal, wherein the flow path facilitates fluid flow into the pipe element from the circulation management system when the sealed engagement is established. A port to the flow path is configured to couple with a fluid flow supply feature.
    Type: Application
    Filed: April 17, 2014
    Publication date: August 14, 2014
    Applicant: Tesco Corporation
    Inventors: Edgar Fernando Yajure, Ryan Thomas Bowley
  • Publication number: 20140182868
    Abstract: Present embodiments are directed to a top drive system having a top drive, a bogey chassis, wherein the top drive is coupled with the bogey chassis, an upper bushing coupling the bogey chassis to a torque track, and a lower bushing coupling the bogey chassis to the torque track, wherein the upper and lower bushings are configured to translate along the torque track.
    Type: Application
    Filed: December 23, 2013
    Publication date: July 3, 2014
    Applicant: TESCO CORPORATION
    Inventors: Ryan Thomas Bowley, Edgar Fernando Yajure
  • Publication number: 20140182853
    Abstract: Embodiments of the present disclosure are directed towards a downhole slot cutter. The downhole slot cutter a housing of the downhole slot cutter configured to be inserted into a tubular positioned within a wellbore, and a plurality of dies supported by the housing, wherein the plurality of dies is configured to extend radially outward from the housing.
    Type: Application
    Filed: December 27, 2012
    Publication date: July 3, 2014
    Applicant: TESCO CORPORATION
    Inventor: Kevin James Nikiforuk
  • Publication number: 20140158372
    Abstract: Embodiments of the present disclosure are directed toward a bladder-type crimper. The crimper includes a cylindrical body comprising a cavity and a bladder assembly disposed within the cavity, wherein the bladder assembly comprises an elastic bladder and a plurality of fingers arrayed about opposite ends of the elastic bladder, wherein the cylindrical body and the bladder assembly are configured to be disposed about a tubular.
    Type: Application
    Filed: December 10, 2012
    Publication date: June 12, 2014
    Applicant: TESCO CORPORATION
    Inventor: Kevin James Nikiforuk
  • Patent number: 8739888
    Abstract: A casing gripper is stabbed into a casing and energized by a top drive, gripping the casing. The casing gripper includes a load bearing mandrel that has external threads. The casing gripper also includes a nut threaded over the external threads, and a wrench having a portion of the upper end of the load bearing mandrel inserted into an opening of the wrench. The wrench is configured to prevent rotation of the nut but allow axial movement while the op drive rotates the mandrel. The casing gripper includes a grapple coupled to the nut and extending along a portion of the lower end of the load bearing mandrel. The grapple moves axially with the nut an is configured to radially expand and engage a casing member.
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: June 3, 2014
    Assignee: Tesco Corporation
    Inventor: Jonathan B. O'Blenes
  • Publication number: 20140121048
    Abstract: Certain embodiments include a system having a first grip configured to couple to a first tubular, a second grip configured to couple to a second tubular, where the first and second tubulars are connected by a threaded connection, and a gear assembly coupling the first and second grips, wherein the gear assembly has a speed ratio greater than 1.
    Type: Application
    Filed: October 30, 2012
    Publication date: May 1, 2014
    Applicant: TESCO CORPORATION
    Inventors: Ryan Thomas Bowley, Edgar Fernando Yajure
  • Publication number: 20140116722
    Abstract: Embodiments of the present disclosure include a system having a clamping mechanism configured to apply a force on a first tool joint and a second tool joint, wherein the clamping mechanism is configured to transfer a torque from the first tool joint to the second tool joint, and the clamping mechanism is configured to rotate about an axis of the first and second tool joints.
    Type: Application
    Filed: October 30, 2012
    Publication date: May 1, 2014
    Applicant: TESCO CORPORATION
    Inventors: Ryan Thomas Bowley, Edgar Fernando Yajure
  • Patent number: 8701785
    Abstract: Shrinkable sleeve stabilizers formed around the outer surface of a pipe to enhance position stability of the pipe when operably positioned within a well bore and related methods, are provided. The shrinkable sleeve stabilizer according to an embodiment of the invention includes a plurality of elongate stabilizer blades shaped and configured to connect around an outer diameter of the pipe, and a shrinkable sleeve sized to wrap around an outer surface of the each of the plurality of stabilizer blades when connected to the outer diameter of the pipe to immobilize each of the plurality of stabilizer blades when activated.
    Type: Grant
    Filed: January 12, 2011
    Date of Patent: April 22, 2014
    Assignee: Tesco Corporation
    Inventor: Kevin James Nikiforuk
  • Patent number: 8651175
    Abstract: A top drive assembly that includes a gauge for measuring strain in a linkage coupling the top drive to a drilling rig frame. The strain measuring gauge, which can be a strain gauge, is disposed on a pin that pivotingly links members of the linkage coupling. When a motor in the top drive assembly operates to rotate an associated pipe string, the torque generated by the motor can be estimated by monitoring strain measured in the pin.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: February 18, 2014
    Assignee: Tesco Corporation
    Inventor: Matthew Fallen
  • Publication number: 20130319686
    Abstract: Embodiments of the present disclosure are directed toward a wedge segment. In certain embodiment, the wedge segment includes an arcuate body having a tapered profile sized to engage with a tubular element, a first surface of the arcuate body comprising a first surface treatment configured to grip an outer surface of the tubular element, and a second surface comprising a second surface treatment configured to grip an inner surface of an annular member disposed about the tubular element.
    Type: Application
    Filed: May 31, 2012
    Publication date: December 5, 2013
    Applicant: TESCO CORPORATION
    Inventors: Juan Francisco Davila, Colin Joseph Lewis, Michael Everett Leman
  • Publication number: 20130319688
    Abstract: The disclosed embodiments include a rotating casing hanger having a housing configured to abut a casing spool and a casing hanger body disposed within the housing, wherein the casing hanger body is configured to suspend a casing element within a wellbore, and the casing hanger body is configured to rotate within the housing.
    Type: Application
    Filed: May 31, 2012
    Publication date: December 5, 2013
    Applicant: TESCO CORPORATION
    Inventor: Timothy Eric Moellendick
  • Publication number: 20130319684
    Abstract: Embodiments of the present disclosure are directed towards a friction reducing stabilizer. The friction reducing stabilizer includes an annular body and a plurality of blades, wherein each of the plurality of blades extends radially outward from the annular body and has a bearing mechanism configured to contact an annular down-hole component.
    Type: Application
    Filed: May 31, 2012
    Publication date: December 5, 2013
    Applicant: TESCO CORPORATION
    Inventor: Timothy Eric Moellendick
  • Patent number: 8573312
    Abstract: An apparatus for gripping a string of well pipe being lowered into or retrieved from a well includes pipe slips defining a central bore opening having an axis. The pipe slips are configured to abut and grip a surface of a pipe passing through the central bore opening while the pipe slips are in a first position. The pipe slips are further configured to allow axial movement of the pipe when moved to a second position. The apparatus includes at least one hydraulic ram device configured to exert an axial force on the pipe slips while the pipe slips are in the first position to enhance gripping of the pipe.
    Type: Grant
    Filed: December 23, 2010
    Date of Patent: November 5, 2013
    Assignee: Tesco Corporation
    Inventor: Errol A Sonnier
  • Publication number: 20130168107
    Abstract: Control lines are secured to a completion string by a wrap wound around the completion string and control lines. The control lines are positioned adjacent to the completion string as it is lowered towards a well, and the wrap is wound helically around the lines and string in an open or closed loop manner. The placement and pitch of the wrap may be regulated, such as based upon the rate of advancement of the string into the well. One or multiple wraps may be used, and successive turns of the one or more wraps may overlap or be spaced from one another.
    Type: Application
    Filed: December 5, 2012
    Publication date: July 4, 2013
    Applicant: TESCO CORPORATION
    Inventor: TESCO CORPORATION
  • Publication number: 20130168106
    Abstract: Present embodiments are directed to a gripping device configured to couple with a pipe element. A housing of the gripping device is configured to extend over and at least partially around a distal end of the pipe element. Torsional clamp devices are configured to engage an outer circumferential surface of the pipe element with frictional engagement features that extend radially inward from the housing. A sealing mechanism is configured to shift a pipe seal relative to the housing and into engagement with the distal end of the pipe element and to facilitate fluid flow through the gripping device into the pipe element.
    Type: Application
    Filed: October 19, 2012
    Publication date: July 4, 2013
    Applicant: TESCO CORPORATION
    Inventor: TESCO CORPORATION