| 摘要 |
<p>An apparatus for and a method of supporting a tubular member in a vertical orientation are provided. A first and second length of pipe (1, 4) are supported at their upper ends by detachable collars (2a, 2b). The detachable collars (2a, 2b) are engageable with collar flanges (3a, 3b) which are attached to the pipes (1, 4). A pipe string elevator (5) is used to support the pipe (4) while an operator (70) attaches the lower end of pipe (4) to the upper end of the flange collar (3a).</p> |
