Invention Grant
- Patent Title: Drill bit with an adjustable steering device
- Patent Title (中): 钻头可调节转向装置
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Application No.: US12535326Application Date: 2009-08-04
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Publication No.: US08087479B2Publication Date: 2012-01-03
- Inventor: Ajay V. Kulkarni , David K. Luce , John F. Bradford
- Applicant: Ajay V. Kulkarni , David K. Luce , John F. Bradford
- Applicant Address: US TX Houston
- Assignee: Baker Hughes Incorporated
- Current Assignee: Baker Hughes Incorporated
- Current Assignee Address: US TX Houston
- Agency: Cantor Colburn LLP
- Main IPC: E21B7/08
- IPC: E21B7/08 ; E21B17/12

Abstract:
A drill bit is provided that includes a force application device on a body of the drill bit. The force application device includes a force application member pivotally coupled to the drill bit and configured to extend from the drill bit body to apply force on a wellbore wall when the drill bit is used to drill a wellbore, and an actuator configured to actuate the force application member to apply force on a wellbore wall during drilling of the wellbore.
Public/Granted literature
- US20110031025A1 Drill Bit With An Adjustable Steering Device Public/Granted day:2011-02-10
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