| 发明名称 |
Method of joining expandable tubulars |
| 摘要 |
<p>A method of joining expandable tubulars includes joining the tubulars by forge welding and flushing a reducing flushing gas around the heated tubular ends during at least part of the forge welding operation such that oxides are removed from the forge welded tubular ends and the amount of irregularities between the forge welded tubular ends is limited.</p> |
| 申请公布号 |
AU2003254369(B9) |
申请公布日期 |
2006.12.07 |
| 申请号 |
AU20030254369 |
申请日期 |
2003.07.17 |
| 申请人 |
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. |
发明人 |
JOHANNIS JOSEPHUS DEN BOER;KLISTHENIS DIMITRIADIS;DJURRE HANS ZIJSLING;MARK WILSON ANDERSON;JAN ERIK VOLLEBREGT;ANTHONY THOMAS COLE |
| 分类号 |
B23K13/00;B23K13/01;B23K20/00;B23K20/02;B23P15/26 |
主分类号 |
B23K13/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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