发明名称 |
Downhole Motors and Pumps with Improved Stators and Methods of Making and Using Same |
摘要 |
In one aspect, the disclosure provides an apparatus for use downhole that in one configuration includes a stator including a housing having an inner contour and a liner lining the inner contour of the stator housing, wherein thickness of the liner is non-equidistant around the inner contour of the housing.
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申请公布号 |
US2013052067(A1) |
申请公布日期 |
2013.02.28 |
申请号 |
US201113219289 |
申请日期 |
2011.08.26 |
申请人 |
HOHL CARSTEN;GRIMMER HARALD;BAKER HUGHES INCORPORATED |
发明人 |
HOHL CARSTEN;GRIMMER HARALD |
分类号 |
F01C1/22;B23P15/00 |
主分类号 |
F01C1/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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