摘要 |
A device 200, 300, 400, 500, 600 has a first elongate tubular body 204, 304, 404, 504, 604 and a second elongate tubular body 202, 302, 402, 502, 602 coupled to the first tubular body, both adapted to reside in the wellbore 112, 114, 116. The device is changeable between the first tubular body axially fixed against movement in a first direction relative to the second tubular body and axially moveable in the first direction relative to the second elongate tubular body in response to temperature. |
申请人 |
HALLIBURTON ENERGY SERVICES, INC.;SCHULTZ, ROGER, L.;CAVENDER, TRAVIS, W.;PIPKIN, ROBERT, L.;STEELE, DAVID, J. |
发明人 |
SCHULTZ, ROGER, L.;CAVENDER, TRAVIS, W.;PIPKIN, ROBERT, L.;STEELE, DAVID, J. |