- 专利标题: DOWNHOLE ASSEMBLY INCLUDING DEGRADABLE-ON-DEMAND MATERIAL AND METHOD TO DEGRADE DOWNHOLE TOOL
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申请号: US15599031申请日: 2017-05-18
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公开(公告)号: US20180171737A1公开(公告)日: 2018-06-21
- 发明人: Zhiyue Xu , James Doane , Yingqing Xu , Zhihui Zhang
- 申请人: Zhiyue Xu , James Doane , Yingqing Xu , Zhihui Zhang
- 申请人地址: US TX Houston
- 专利权人: Baker Hughes Incorporated
- 当前专利权人: Baker Hughes Incorporated
- 当前专利权人地址: US TX Houston
- 主分类号: E21B29/02
- IPC分类号: E21B29/02 ; E21B33/12 ; E21B47/00 ; E21B34/10 ; E21B36/02
摘要:
A downhole assembly includes a downhole tool including a degradable-on-demand material including: a matrix material; and, an energetic material configured to generate energy upon activation to facilitate the degradation of the downhole tool; and, a triggering system including: an electrical circuit having an open condition and a closed condition, the electrical circuit configured to be in the closed condition after movement of an object downhole that engages directly or indirectly with the triggering system; and, an igniter within the electrical circuit, the igniter arranged to ignite the downhole tool in the closed condition of the electrical circuit. In the open condition of the electrical circuit the igniter is inactive, and in the closed condition of the electrical circuit the igniter is activated.
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