TOOLS FOR USE IN SUBTERRANEAN BOREHOLES HAVING EXPANDABLE MEMBERS AND RELATED METHODS
摘要
<p>Expandable apparatus for use in subterranean boreholes include at least one member configured to move between a retracted position and an extended position. A latching member disposed in the tubular body may selectively retain the at least one member in the retracted position. Methods of operating an expandable apparatus include securing at least one member of the expandable apparatus in a retracted position by engaging an inner wall of a tubular body with at least one latch member disposed in at least one aperture formed in a latch sleeve.</p>
申请公布号
EP2638233(A2)
申请公布日期
2013.09.18
申请号
EP20110839474
申请日期
2011.11.08
申请人
BAKER HUGHES INCORPORATED
发明人
RADFORD, STEVEN, R.;TRINH, KHOI, Q.;GENTRY, RICHARD, S.