- 专利标题: Methods and electrically-actuated apparatus for wellbore operations
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申请号: US16371912申请日: 2019-04-01
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公开(公告)号: US10662750B2公开(公告)日: 2020-05-26
- 发明人: Per Angman , Mark Andreychuk , Allan Petrella
- 申请人: KOBOLD CORPORATION
- 申请人地址: CA Calgary
- 专利权人: KOBOLD CORPORATION
- 当前专利权人: KOBOLD CORPORATION
- 当前专利权人地址: CA Calgary
- 代理机构: Parlee McLaws LLP
- 代理商 C. F. Andrew Lau
- 主分类号: E21B23/10
- IPC分类号: E21B23/10 ; E21B43/26 ; E21B33/12 ; E21B43/1185 ; E21B17/20 ; E21B33/124 ; E21B33/128 ; E21B33/129 ; E21B34/06 ; E21B34/16 ; E21B43/116 ; E21B43/119 ; E21B43/14 ; E21B47/06 ; E21B47/12
摘要:
Embodiments of a bottomhole assembly (BHA) for completion of a wellbore are deployed on electrically-enabled coiled tubing (CT) and permit components of the BHA to be independently electrically actuated from surface for completion of multiple zones in a single trip using a single BHA having at least two electrically-actuated variable diameter packers. One or both of the packers may be actuated to expand or retract for opening and closing off a variety of flowpaths between the BHA and the wellbore, in new wellbores, old wellbores, cased wellbores, wellbores with sleeves and in openhole wellbores. Additional components in the BHA, which may also be electrically—actuated or powered, permit perforating, locating of the BHA in the wellbore such as using casing collar locators and microseismic monitoring in real time or in memory mode.
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