Invention Grant
- Patent Title: Motor bit system
- Patent Title (中): 电机位系统
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Application No.: US12191204Application Date: 2008-08-13
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Publication No.: US07971661B2Publication Date: 2011-07-05
- Inventor: Ashley Bernard Johnson , Geoffrey C. Downton , John M. Cook
- Applicant: Ashley Bernard Johnson , Geoffrey C. Downton , John M. Cook
- Applicant Address: US MA Cambridge
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US MA Cambridge
- Agent Helene Raybaud; Brigid Laffey
- Main IPC: E21B17/10
- IPC: E21B17/10
Abstract:
The drill bit system may include a chassis, a head, and a first plurality of gauge pads. The chassis may be configured to be operably coupled with a first rotational motion source. The head may include a first plurality of cutters coupled with an end of the head, and the head may be rotatably coupled with chassis. The head may be configured to be operably coupled with a second rotational motion source. The first plurality of gauge pads may include a second plurality of cutters, and the first plurality of gauge pads may be fixedly coupled with the chassis.
Public/Granted literature
- US20100038140A1 MOTOR BIT SYSTEM Public/Granted day:2010-02-18
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