| 摘要 |
There is disclosed expandable tubing and methods of sealing a connection between expandable tubulars, and in particular, methods of sealing a connection between expandable tubulars post-expansion. In one embodiment, a method of sealing a connection between expandable tubulars in the form of sections of an expandable liner ( 10 ) is disclosed. The method comprises the steps of connecting a first expandable tubular in the form of a first section ( 22 ) of the liner ( 10 ) and a second expandable tubular in the form of a second section ( 24 ) of the liner ( 10 ). A seal ( 26 ) is located between radially overlapping portions ( 28,30 ) of the liner sections ( 22,24 ), and the seal ( 26 ) is configured to maintain sealing between the liner sections ( 22,24 ) both pre and post expansion.
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