发明名称 |
SHAPED MEMORY POLYPHENYLENE SULFIDE (PPS) FOR DOWNHOLE PACKER APPLICATIONS |
摘要 |
<p>A downhole element to isolate or complete a wellbore includes a shape memory material including polyphenylene sulfide. The polyphenylene sulfide is the cure product of being cured at a temperature of about 200°C to about 400°C, for a total time of less than or equal to 200 hours. The shape memory material is thermally activated between an actuated and unactuated shape, and the polyphenylene sulfide in the shape memory material is a closed cell foam, open cell foam, or solid.</p> |
申请公布号 |
CA2848296(A1) |
申请公布日期 |
2013.03.21 |
申请号 |
CA20122848296 |
申请日期 |
2012.09.07 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
REN, JIAXIANG;GERRARD, DAVID P.;GOODSON, JAMES E.;GUO, LI;DUAN, PING |
分类号 |
E21B33/12;E21B23/06 |
主分类号 |
E21B33/12 |
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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