发明申请
- 专利标题： Wellbore Motor Having Magnetic Gear Drive
- 专利标题（中）： 具有磁齿轮传动的Wellbore电机
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申请号： US11684600申请日： 2007-03-10
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公开(公告)号： US20070215343A1公开(公告)日： 2007-09-20
- 发明人: William J. McDonald , Timothy F. Price , Gareth P. Hatch
- 申请人： William J. McDonald , Timothy F. Price , Gareth P. Hatch
- 主分类号： E21B43/00
- IPC分类号： E21B43/00
摘要：
A wellbore motor includes a source of rotational motive power disposed in a wellbore, a magnetic gear member operatively coupled at an input thereof to the source; and a magnetic gear member output coupled rotationally to a rotary wellbore tool.
公开/授权文献
- US07549467B2 Wellbore motor having magnetic gear drive 公开/授权日：2009-06-23
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