摘要 |
<p>The invention relates to a device (1) for lining or closing off a well or a pipeline, said device comprising a radially expandable tubular liner (11) and at least one annular seal (12) carried by said liner (11). According to the invention, said seal (12) comprises at least one first part (121, 224) formed by a filament or a braid wound in a spiral around the outer surface of said liner (11).</p> |