Patents Represented by Attorney Tyson J. Wilde

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  • Anvil for a HPHT apparatus
    Patent number: 7569249
    Abstract: A cartridge assembly for connection to the frame of a high pressure, high temperature press, comprising a front end. The front end may comprise a back up with a conical portion intermediate and coaxial with an anvil and a piston. The anvil may comprise a proximal end in contact with the back-up and a distal end being adapted to form part of a pressurized chamber within the frame. The back-up may comprise a truncated cylinder comprising a first and second interface that are joined by a peripheral cylindrical wall. The cylindrical wall may also comprise a portion extending normally from the periphery of the first interface to a net concave portion of the cylindrical wall. The net concave portion may extend from the normal portion of the cylindrical wall to the periphery of the second interface which abuts the anvil.
    Type: Grant
    Filed: February 13, 2007
    Date of Patent: August 4, 2009
    Inventors: David R. Hall, Scott Dahigren, Timothy C. Duke
  • Downhole steering
    Patent number: 7559379
    Abstract: In one aspect of the present invention, a drill string has a drill bit with a body intermediate a shank and a working face. The working face has at least one cutting element. A jack element is disposed within the drill bit body and has a distal end substantially protruding from the working face. The distal end has a primary deflecting surface having an angle relative to a central axis of the jack element of 15 to 75 degrees.
    Type: Grant
    Filed: August 10, 2007
    Date of Patent: July 14, 2009
    Inventors: David R. Hall, David Lundgreen, Daryl Wise
  • Jack element with a stop-off
    Patent number: 7549489
    Abstract: In one aspect of the present invention, a drill bit has a body intermediate a shank and a working face, the working face comprising a plurality of blades formed on the working face and extending outwardly from the bit body. Each blade comprises at least one cutting element. The drill bit also has a jack element coaxial with an axis of rotation and extending out of an opening formed in the working face. A portion of the jack element is coated with a stop-off.
    Type: Grant
    Filed: May 18, 2007
    Date of Patent: June 23, 2009
    Inventors: David R. Hall, Ronald Crockett, John Bailey
  • Wireless remote-controlled pavement recycling machine
    Patent number: 7549821
    Abstract: A pavement recycling machine is disclosed in one aspect of the invention as including a motorized vehicle to travel along a paved surface and having a direction of travel. A bank of substantially vertically oriented mill heads is connected to the motorized vehicle to break up the paved surface to create loose aggregate. These mill heads have axes of rotation that are substantially perpendicular to the paved surface. A controller is provided to control various operational parameters of the pavement recycling machine. These operational parameters may include, for example, the rotational speed and vertical height of the mill heads. A remote control device communicates with the controller to enable remote adjustment or monitoring of the operational parameters.
    Type: Grant
    Filed: November 27, 2006
    Date of Patent: June 23, 2009
    Inventors: David R. Hall, David Wahlquist
  • Externally guided and directed halbach array field induction resistivity tool
    Patent number: 7541813
    Abstract: In one aspect of the invention an induction resistivity tool incorporated into a downhole tool string comprises an outer wall of a downhole component having an outer diameter. At least one induction transmitter assembly is disposed along the outer diameter. The transmitter assembly comprises at least one coil array and at least one induction transmitter coil wound about at least one core. The coil array comprises a plurality of magnetic units and each unit comprising a magnetic field orientation. The magnetic field orientations accumulatively form a Halbach array with an augmented field side and a canceled field side of the array. The transmitter assembly generates an induction signal from outside the outer wall and substantially prevents the signal from entering the outer wall when the transmitter assembly is carrying an electrical current.
    Type: Grant
    Filed: July 11, 2007
    Date of Patent: June 2, 2009
    Inventors: Harold L. Synder, Jr., Paula Turner
  • High pressure press
    Patent number: 7540732
    Abstract: In one aspect of the invention, a cartridge assembly is adapted for connection to a frame of a high pressure, high temperature press having a front end with a back up intermediate and coaxial with an anvil and a piston. The back up has an anterior end proximate the anvil and posterior end proximate the piston. The cartridge assembly has a hydraulic system adapted to apply axial pressure to the back-up through the piston to axially move the front end with respect to a cartridge body. The assembly also has a centralizing assembly with a rod rigidly attached to the cartridge body at a first end and a second end adapted to slide within a peripheral bore formed in the front end.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: June 2, 2009
    Inventors: David R. Hall, Timothy C. Duke, Scott Dahlgren, Ronald B. Crockett
  • Downhole power generation assembly
    Patent number: 7537051
    Abstract: In one aspect of the invention, a downhole power generation assembly has a downhole tool string component comprising a bore. A collar is rotatably supported within the bore and has a centralized fluid passageway and a plurality of turbine blades. The collar is connected to a power generation element such that rotation of the collar moves the power generation element and induces an electrical current.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: May 26, 2009
    Inventors: David R. Hall, Scott Dahlgren, Jonathan Marshall, Tyson J. Wilde
  • Downhole electrical connection
    Patent number: 7537053
    Abstract: In one aspect of the invention, a downhole power generation assembly has a downhole tool string component comprising a bore. A collar is rotatably supported within the bore and has a centralized fluid passageway and a plurality of turbine blades. The collar is connected to a power generation element such that rotation of the collar moves the power generation element and induces an electrical current.
    Type: Grant
    Filed: January 29, 2008
    Date of Patent: May 26, 2009
    Inventors: David R. Hall, Scott Dahlgren, Jonathan Marshall, Tyson J. Wilde
  • Jet arrangement for a downhole drill bit
    Patent number: 7533737
    Abstract: A drill bit having a bit body, and axis of rotation, and a working face, the working face having a plurality of cutting elements. A jack element extends from the working face and is coaxial with the axis of rotation and is a hard metal insert. A plurality of high pressure jets are disposed within the working face and surround the jack element, wherein at least one jet is disposed at least as close to the jack element as an inner most cutting element of the plurality of cutting elements.
    Type: Grant
    Filed: February 12, 2007
    Date of Patent: May 19, 2009
    Inventors: David R. Hall, Tyson J. Wilde
  • Wired tool string component
    Patent number: 7535377
    Abstract: A system is disclosed as having first and second tubular tool string components. Each component has a first end and a second end, and the first end of the first component is coupled to the second end of the second component through mating threads. First and second inductive coils are disposed within the first end of the first component and the second end of the second component, respectively. Each inductive coil has at least one turn of an electrical conductor, and the first coil is in magnetic communication with the second coil. The first coil has more turns than the second coil.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: May 19, 2009
    Inventors: David R. Hall, Scott Dahlgren, Paul Schramm
  • Percussive drill bit
    Patent number: 7527110
    Abstract: A percussive drill bit has a working face opposite a shank end. The working face has a central jack insert and a plurality of peripheral inserts extending from the working face. The ends of the plurality of the peripheral inserts form an impacting plane. The central jack insert is disposed within a recessed portion of the working face and has an end extending between the working face and the impacting plane.
    Type: Grant
    Filed: October 13, 2006
    Date of Patent: May 5, 2009
    Inventors: David R. Hall, Ronald Crockett, Joe Fox, John Bailey
  • Power and/or data connection in a downhole component
    Patent number: 7527105
    Abstract: A downhole component of a tool string, having a first and a second end intermediate a tubular body. First and second collars are mounted to the inner surface of the component at the first and second ends respectively. Each collar has an electrical conductor secured to the collar. The first collar has a bearing surface adapted to slide with respect to the inner surface of the component and the second collar is rotationally fixed to the inner surface of the component.
    Type: Grant
    Filed: November 14, 2006
    Date of Patent: May 5, 2009
    Inventors: David R. Hall, Scott Dahlgren, Johnathan Marshall, Tyson J. Wilde
  • Hydraulic energy storage with reinforced layer
    Patent number: 7526918
    Abstract: In one aspect of the present invention, a system for performing work has a hydraulic circuit adapted to store energy within a hose. The hose has an elastic inner layer pre-tensioned by a radial tensioning component disposed within the hose and at least one reinforcing layer of elastic thread disposed around and compressing the inner layer. A hydraulic fluid is in the circuit and in communication with the hose, the radial tensioning component and with a hydraulic actuator for doing the work. The circuit has a mechanism for pressurizing the hydraulic circuit in order to perform the work.
    Type: Grant
    Filed: September 24, 2007
    Date of Patent: May 5, 2009
    Inventors: David R. Hall, Francis Leany, Jacob Hannon, Tyson J. Wilde, Boyd Black
  • High pressure press
    Patent number: 7517203
    Abstract: In one aspect of the invention, a cartridge assembly is adapted for connection to a frame of a high pressure, high temperature press having a front end with a back up intermediate and coaxial with an anvil and a piston. The back up has an anterior end proximate the anvil and posterior end proximate the piston. The cartridge assembly has a hydraulic system adapted to apply axial pressure to the back-up through the piston to axially move the front end with respect to a cartridge body. The assembly also has a centralizing assembly with a rod rigidly attached to the cartridge body at a first end and a second end adapted to slide within a peripheral bore formed in the front end.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: April 14, 2009
    Inventors: David R. Hall, Timothy C. Duke, Scott Dahlgren, Ronald B. Crockett
  • High pressure press
    Patent number: 7513764
    Abstract: In one aspect of the invention, a cartridge assembly is adapted for connection to a frame of a high pressure, high temperature press having a front end with a back up intermediate and coaxial with an anvil and a piston. The back up has an anterior end proximate the anvil and posterior end proximate the piston. The cartridge assembly has a hydraulic system adapted to apply axial pressure to the back-up through the piston to axially move the front end with respect to a cartridge body. The assembly also has a centralizing assembly with a rod rigidly attached to the cartridge body at a first end and a second end adapted to slide within a peripheral bore formed in the front end.
    Type: Grant
    Filed: September 30, 2008
    Date of Patent: April 7, 2009
    Inventors: David R. Hall, Timothy C. Duke, Scott Dahlgren, Ronald B. Crockett
  • Oscillating straight stream nozzles
    Patent number: 7507053
    Abstract: A system for removing material from a surface comprises at least one conduit that also has an outlet at a distal end. A straight stream nozzle may be disposed within the outlet and the conduit. Another end of the conduit is fixed with respect to the vehicle and is in communication with a fluid source. A cam assembly may be in mechanical communication with the conduit and be adapted to provide an oscillation motion at the distal end within the conduit's elastic range. The straight stream nozzle may be adapted to direct a stream of fluid to a removal mechanism.
    Type: Grant
    Filed: January 29, 2007
    Date of Patent: March 24, 2009
    Inventor: David R. Hall
  • Retaining element for a jack element
    Patent number: 7506706
    Abstract: A drill bit having a bit body intermediate a shank and a working face having at least one cutting insert. A bore is formed in the working face co-axial within an axis of rotation of the drill bit. A jack element is retained within the bore by a retaining element that intrudes a diameter of the bore.
    Type: Grant
    Filed: July 9, 2007
    Date of Patent: March 24, 2009
    Inventors: David R. Hall, Francis Leany, Joe Fox, Tyson J. Wilde, Boyd Black
  • Drill bit assembly for directional drilling
    Patent number: 7506701
    Abstract: In one aspect of the invention a drill bit assembly has a body portion intermediate a shank portion and a working portion, the working portion having at least one cutting element. A shaft is supported by the body portion and extends beyond the working portion. The shaft also has a distal end that is rotationally isolated from the body portion. In another aspect of the invention, a method for steering a downhole tool string has the following steps: providing a drill bit assembly attached to an end of the tool string disposed within a bore hole; providing a shaft extending beyond a working portion of the assembly; engaging a subterranean formation with a distal end of the shaft; and angling the drill bit assembly with the shaft along a desired drilling trajectory.
    Type: Grant
    Filed: March 21, 2008
    Date of Patent: March 24, 2009
    Inventors: David R. Hall, Francis E. Leany, Scott Dahlgren, David Lundgreen, Daryl N. Wise
  • Lifting assembly
    Patent number: 7503606
    Abstract: In one aspect of the present invention, a lifting assembly has a frame structure with a translatable support element. The support element has a load-bearing surface and a screw-form. The screw-form is threadedly connected to a gear which is in mechanical communication with a power source, which may be an electric motor. The load-bearing surface is fixed to a shaft of the translatable support element and at least a portion of the load-bearing surface is angularly oriented with respect to the shaft. A guide with at least one end fixed to the frame structure is adapted to adjust the rotational orientation of the load-bearing surface.
    Type: Grant
    Filed: June 5, 2006
    Date of Patent: March 17, 2009
    Inventors: David R. Hall, Jay Reynolds, David Fox, Thomas Morris
  • Formation breaking assembly
    Patent number: 7503628
    Abstract: A formation breaking apparatus with increased wear-resistance is disclosed. In one aspect of the invention, the apparatus has an assembly attached to an end of an articulated arm. The assembly has an actuator in mechanical communication with an axially guided penetrator. The penetrator may have a body intermediate a proximate end and a distal end; the proximate end being adapted to communicate with the actuator, and the distal end comprising a hard material with a hardness of at least 63 HRc.
    Type: Grant
    Filed: September 1, 2006
    Date of Patent: March 17, 2009
    Inventors: David R. Hall, Ronald Crockett, Robert P. Chase