| 摘要 |
The invention concerns the sealing of tubing, and in particular the sealing of a joint between expandable tubing sections. In one embodiment, there is disclosed expandable tubing such as an expandable liner ( 10 ) comprising at least two expandable tubing sections ( 18 a, 18 b) which are adapted to be coupled together, and a seal ( 20 ) adapted to be located around the expandable tubing sections ( 18 a, 18 b), to seal a joint ( 22 ) between the sections.
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