Referenziert von|
| US5850877 | 23. Aug. 1996 | 22. Dez. 1998 | Weatherford/Lamb, Inc. | Joint compensator | | US6000472 | 26. Dez. 1997 | 14. Dez. 1999 | Weatherford/Lamb, Inc. | Wellbore tubular compensator system | | US6056060 | 12. Mai 1998 | 2. Mai 2000 | Weatherford/Lamb, Inc. | Compensator system for wellbore tubulars | | US7546882 | 10. Jan. 2007 | 16. Juni 2009 | Weatherford/Lamb, Inc. | Stand compensator | | US7665531 | 15. Nov. 2006 | 23. Febr. 2010 | Weatherford/Lamb, Inc. | Apparatus for facilitating the connection of tubulars using a top drive | | US8162045 | 15. Juni 2009 | 24. Apr. 2012 | Weatherford/Lamb, Inc. | Stand compensator |
|
