发明名称 |
SELF-LUBRICATING SWAGE |
摘要 |
A self-lubricating swage expands tubulars and includes a primary swaging to ol supported on a mandrel that has a lubricious capacity or a primary swaging tool supported on a mandrel and a nose swage member supported on an end of the mandrel. In the latter the nose swage member is fabricated of, is coated wit h or otherwise includes and applies a lubricious material that smears onto a surface coming into contact with the nose swage member. The smearing of the lubricious material facilitates the sliding of the swaging member as it contacts the inner walls of the tubular.
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申请公布号 |
CA2355224(A1) |
申请公布日期 |
2002.02.15 |
申请号 |
CA20012355224 |
申请日期 |
2001.08.14 |
申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
BAILEY, WILLIAM M.;MURRAY, DOUGLAS J. |
分类号 |
E21B23/04;E21B29/10;E21B43/10;(IPC1-7):E21B29/00 |
主分类号 |
E21B23/04 |
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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