11
Brian C Ellis, Craig C Weems, Faisal J Yousef, Beat Kuttel: Tubular handling methods. Canrig Drilling Technology, Haynes and Boone, April 5, 2016: US09303472 (2 worldwide citation)

A tubular handling apparatus including a tubular member running tool adapted to provide load-bearing, and preferably torquing, capacity upon the gripping of a tubular is provided. The running tool includes a slotted member having a plurality of elongated slots, a recessed member associated with the ...


12
Scott Boone, Brian Ellis, Beat Kuttel, John Thomas Scarborough, Chris Papouras: Directional drilling control apparatus and methods. Canrig Drilling Technology, Haynes and Boone, December 10, 2013: US08602126 (1 worldwide citation)

Apparatus and methods to steer a hydraulic motor when elongating a wellbore having a non-vertical component that includes a quill adapted to transfer torque, rotation, or position between a drive assembly and a drillstring, a bottom hole assembly (BHA) including a toolface orientation detector and a ...


13
Padira Reddy, Ashish Gupta, Sean M Bailey, Todd Fox, Scott G Boone, Beat Kuttel: Drilling rig carriage movable along racks and including pinions driven by electric motors. NABORS DRILLING INTERNATIONAL, Adolph Locklar, August 9, 2016: US09410382 (1 worldwide citation)

According to one aspect, a drilling rig carriage is adapted to move along a drilling mast, and includes a body structure, electric motors coupled to the body structure, and pinions operably coupled to the electric motors, respectively. The pinions are adapted to engage racks, respectively. According ...


14
Eric Deutsch, Michael Macklin, Beat Kuttel: Redundant seal apparatus and method. Canrig Drilling Technology, Haynes and Boone, April 21, 2015: US09010761 (1 worldwide citation)

An apparatus includes a rotatable shaft having a shaft surface and a first seal disposed in a sealing engagement with the shaft surface. At least a second seal is disposed in a first position relative to the rotatable shaft where the second seal is not in sealing engagement with the shaft surface an ...


15
Brian C Ellis, Craig C Weems, Faisal J Yousef, Beat Kuttel: Tubular handling methods. First Subsea, Nabors Drilling Technologies USA, Haynes and Boone, February 27, 2018: US09903168

A tubular handling apparatus including a tubular member running tool adapted to provide load-bearing, and preferably torquing, capacity upon the gripping of a tubular is provided. The running tool includes a slotted member having a plurality of elongated slots, a recessed member associated with the ...


16
Beat Kuttel, Kevin R Williams, Brian Ellis, Faisal Yousef: Direct drive drawworks with bearingless motor. NABORS DRILLING TECHNOLOGIES USA, Adolph Locklar, December 11, 2018: US10150659

An electric motor for a direct drive drawworks may be supported by one or more motor mounts. The motor mounts may include adjusting assemblies adapted to increase or decrease the length of the motor mounts. The motor mounts may include damping assemblies adapted to allow damped motion between the el ...


17
Beat Kuttel, Brian Ellis: High speed ratio permanent magnet motor. Canrig Drilling Technology, Adolph Locklar, April 25, 2017: US09634599

A permanent magnet motor having a high speed ratio may remove the need for a gearbox or multiple windings in the permanent magnet motor. A gearbox or a multiple-winding configuration stator may thus be omitted.


18
Padira Reddy, Ashish Gupta, Sean M Bailey, Richmond Todd Fox, Scott G Boone, Beat Kuttel: Drilling rig carriage movable along racks and including pinions driven by electric motors. Nabors Drilling International, Haynes and Boone, March 1, 2016: US09273524

According to one aspect, a drilling rig carriage is adapted to move along a drilling mast, and includes a body structure, electric motors coupled to the body structure, and pinions operably coupled to the electric motors, respectively. The pinions are adapted to engage racks, respectively. According ...


19
Beat Kuttel, Tommy Scarborough, Kevin Williams, Gary Pace, James Garaghty: Generator load control. CANRIG DRILLING TECHNOLOGY, Adolph Locklar, January 3, 2017: US09537315

A power system for an electrical system with highly fluctuating loads is powered by one or more power sources that are slow to react to load changes. The power sources are connected to electrical equipment used on the drill rig which provide active load to the generators. One or more load banks may ...


20
Padira Reddy, Ashish Gupta, Sean M Bailey, Richmond Todd Fox, Scott G Boone, Beat Kuttel: Drilling rig carriage movable along racks and including pinions driven by electric motors. NABORS DRILLING INTERNATIONAL, Adolph Locklar, August 28, 2018: US10060199

According to one aspect, a drilling rig carriage is adapted to move along a drilling mast, and includes a body structure, electric motors coupled to the body structure, and pinions operably coupled to the electric motors, respectively. The pinions are adapted to engage racks, respectively. According ...