发明名称 |
A die holder device for oilfield use and method for utilizing the same |
摘要 |
<p>A die holder device for oilfield use and a method for operating same where a die holder (34), that has an axial centre line (40), is adapted to receive a clamp die (24) and where the die holder (34) is included in a clamp arm (12, 16) or slide block (20), wherein the die holder (34) is restricted from axial movement by at least a first complete or partial conical surface (48) or a second complete or partial conical surface (54) that directly or indirectly bears against the clamp arm (12, 16) or the slide block (20).</p> |
申请公布号 |
AU2013268095(B2) |
申请公布日期 |
2015.12.10 |
申请号 |
AU20130268095 |
申请日期 |
2013.05.29 |
申请人 |
NATIONAL OILWELL VARCO NORWAY AS |
发明人 |
WEBB, JONATHAN GARRICK;ROSANO, HUGO LEONARDO;HILL, DAVID ALLAN;MOEN, TROND WERNER |
分类号 |
E21B19/16;B25B5/14 |
主分类号 |
E21B19/16 |
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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