| 摘要 |
<p>A method and apparatus for welding two tubular members (96, 98) together in butting relation is described. The method and apparatus include apparatus (60) capable of delivering a purge gas to a zone adjacent the inner surface of the tubular members (96, 98) and effecting relative movement between the tubular members (96, 98) and a welding torch (110) to weld the butting ends of the tubular members (96, 98) together.</p> |
