Invention Grant
- Patent Title: Drill bit with adjustable steering pads
- Patent Title (中): 钻头可调节转向垫
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Application No.: US12237569Application Date: 2008-09-25
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Publication No.: US07971662B2Publication Date: 2011-07-05
- Inventor: Chad J. Beuershausen
- Applicant: Chad J. Beuershausen
- 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

Abstract:
In an aspect, a drill bit is provided that includes at least one blade profile having a side section and an adjustable pad on the side section that is configured to extend from the side section to cause the drill bit to alter a drilling direction when the drill bit is used to drill a wellbore. In addition, the drill bit may also include a fluid line configured to supply a fluid under pressure to the pad to cause the pad to extend from the side section.
Public/Granted literature
- US20100071962A1 Drill Bit With Adjustable Steering Pads Public/Granted day:2010-03-25
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