发明授权
US09334691B2 Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps
有权
用于控制或限制移动腔马达和泵中的转子轨道的装置和方法
- 专利标题: Apparatus and method for controlling or limiting rotor orbit in moving cavity motors and pumps
- 专利标题(中): 用于控制或限制移动腔马达和泵中的转子轨道的装置和方法
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申请号: US13300446申请日: 2011-11-18
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公开(公告)号: US09334691B2公开(公告)日: 2016-05-10
- 发明人: Brian P. Jarvis , Nigel Wilcox , Brian Williams , Lance Underwood , William Murray , Peter Thomas Cariveau
- 申请人: Brian P. Jarvis , Nigel Wilcox , Brian Williams , Lance Underwood , William Murray , Peter Thomas Cariveau
- 申请人地址: US TX Houston
- 专利权人: SMITH INTERNATIONAL, INC.
- 当前专利权人: SMITH INTERNATIONAL, INC.
- 当前专利权人地址: US TX Houston
- 代理商 Kimberly Ballew
- 优先权: GB1019614.5 20101119
- 主分类号: F03C2/08
- IPC分类号: F03C2/08 ; F04C2/107 ; F04C13/00 ; E21B4/02
摘要:
A moving cavity motor or pump, such as a mud motor, comprising: a rotor, a stator, and one or more apparatus for constraining (i.e., controlling or limiting) the movement of the rotor relative to the stator.
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