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 代理人
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