发明名称 ADJUSTABLE PIPE GUIDE FOR USE WITH AN ELEVATOR AND/OR A SPIDER
摘要 <p>One embodiment provides an adjustable guide (10a) to steer the end (90) of a pipe string (88) into position to be engaged and supported by a pipe gripping apparatus such as, for example, an externally gripping elevator assembly (10). The adjustable guide (10a) may comprise a plurality of distributed guide inserts (30), each having a sloped surface (3OA) to engage a pipe end (90). Another embodiment provides an adjustable guide (60a) to steer a pipe connection into position to pass through a spider (60). The guide inserts (30, 80) of an adjustable guide may be controllably positionable to together form a guide that is concentric with the bore of the tapered bowl of an elevator assembly or a spider. One embodiment comprises a guide insert retainer (11) having a plurality of channels (28), each slidably receiving a guide insert (30) and positionable by rotation of a threaded shaft (40).</p>
申请公布号 WO2009032758(A1) 申请公布日期 2009.03.12
申请号 WO2008US74639 申请日期 2008.08.28
申请人 FRANK'S INTERNATIONAL, INC.;ANGELLE, JEREMY, R.;MOSING, DONALD, E.;STELLY, JOHN, ERICK 发明人 ANGELLE, JEREMY, R.;MOSING, DONALD, E.;STELLY, JOHN, ERICK
分类号 E21B19/24;E21B19/07;E21B19/10 主分类号 E21B19/24
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