发明名称 |
METHOD AND APPARATUS FOR THERMALLY ACTUATING AND UNACTUATING DOWNHOLE TOOLS |
摘要 |
A method for actuating a downhole tool comprising disposing a phase change material having selected volumetric change upon phase change in contact with a tool or tool component. Raising a temperature of the material above the phase change point of the material. Directing a resultant force of the volumetric increase of the phase change material to the tool or tool component. |
申请公布号 |
WO2015191188(A1) |
申请公布日期 |
2015.12.17 |
申请号 |
WO2015US29475 |
申请日期 |
2015.05.06 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
GERRARD, DAVID P. |
分类号 |
E21B23/00;E21B12/00;E21B17/00 |
主分类号 |
E21B23/00 |
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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