1
Steven R Radford, Les T Shale: Stabilizer and reamer system having extensible blades and bearing pads and method of using same. Baker Hughes Incorporated, TraskBritt, February 8, 2011: US07882905 (13 worldwide citation)

Drilling systems and methods for enlarging a borehole that include an expandable reamer and an expandable stabilizer axially coupled above the expandable reamer are disclosed. The expandable reamer includes a tubular body having a longitudinal axis and a drilling fluid flow path therethrough, a plur ...


2
Steven R Radford, Scott S Shu, Les T Shale, Mark E Morris, Mark R Kizziar, Anton F Zahradnik: Expandable reamers for earth-boring applications and methods of using the same. Baker Hughes Incorporated, TraskBritt, August 16, 2011: US07997354 (8 worldwide citation)

Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a retracted position and an expanded position in a direction oriented at an acute angle of less than ninety degrees (90°) ...


3
Steven R Radford, Scott Shiquiang Shu, Les T Shale, Mark E Morris, Mark R Kizziar, Anton F Zahradnik: Expandable earth-boring wellbore reamers and related methods. Baker Hughes Incorporated, TraskBritt, June 4, 2013: US08453763 (6 worldwide citation)

Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a retracted position and an expanded position. In some embodiments, the tools may include a formation-engaging surface com ...


4
Steven R Radford, Scott Shiqiang Shu, Les T Shale, Mark E Morris, Mark R Kizziar, Anton F Zahradnik: Expandable reamer tools. BAKER HUGHES INCORPORATED, TraskBritt, November 17, 2015: US09187960

Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a retracted position and an expanded position. In some embodiments, the tools may include a formation-engaging surface com ...


5
Steven R Radford, Scott S Shu, Les T Shale, Mark E Morris, Mark R Kizziar, Anton F Zahradnik: Expandable reamers for earth-boring applications and methods of using the same. Baker Hughes Incorporated, Trask Britt, June 5, 2008: US20080128174-A1

Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a retracted position and an expanded position in a direction oriented at an acute angle of less than ninety degrees (90°) ...


6
Steven R Radford, Scott S Shu, Les T Shale, Mark E Morris, Mark R Kizziar, Anton F Zahradnik: Expandable earth-boring wellbore reamers and related methods. Baker Hughes Incorporated, November 3, 2011: US20110266060-A1

Expandable reamer tools include an outer body, a fluid passageway extending through the outer body, and at least one blade configured to slide relative to the outer body between a refracted position and an expanded position in a direction oriented at an acute angle of less than ninety degrees (90°) ...


7
Steven R Radford, Les T Shale: Stabilizer and reamer system having extensible blades and bearing pads and method of using same. Traskbritt PC, October 1, 2009: US20090242275-A1

Drilling systems and methods for enlarging a borehole that include an expandable reamer and an expandable stabilizer axially coupled above the expandable reamer. The expandable reamer includes a tubular body having a longitudinal axis and a drilling fluid flow path therethrough, a plurality of gener ...