| 摘要 |
<p>An adjustable tubing hanger assembly (16) for suspending a tubular string (20) from a wellhead. The assembly includes an upper body (2) and a lower body (6). wherein the upper body (2) has a seal (8). There is a carrier assembly (4) located between the upper body (2) and the lower body (6) with at least one metal seal (10) for the annulus between the carrier assembly (4) and the upper (2) and lower bodies (6). A drive lock (12) is attached to the lower body (6), which has a tension lock (14) with a plurality of segments. Each segment on the drive lock (12) has an outer diameter with a grooved profile (19) that forms a load bearing interlock for the drive lock assembly (12) The tension on the tubular string (20) is adjustable depending on the adjustments made to the interlock position of the grooved profile (19).</p> |
