| Patents for E21B 17 - Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Casings; Tubings (27,800) |
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| 01/24/2006 | CA2361789C An arrangement and method for deploying downhole tools |
| 01/19/2006 | WO2006007242A2 Side entry apparatus and method |
| 01/19/2006 | WO2006005895A1 Forming a control line protector by injection molding |
| 01/19/2006 | US20060011347 Inner riser adjustable hanger and seal assembly |
| 01/18/2006 | EP1210497B1 Bit connector |
| 01/18/2006 | EP0948703B1 Apparatus and method for expanding a liner patch; a stroke indicator; and a tubular patch |
| 01/18/2006 | CN2752422Y Anti-unstability sucker rod |
| 01/18/2006 | CN1723331A A cable duct device in a swelling packer |
| 01/18/2006 | CN1723330A Coupling sleeve for connection of a threaded rock bolt to an impact rock drilling machine |
| 01/18/2006 | CN1237253C Twist bits |
| 01/18/2006 | CN1237252C Rock drill having flushing hole |
| 01/17/2006 | US6987463 Method for collecting geological data from a well bore using casing mounted sensors |
| 01/12/2006 | WO2006003477A2 Intervention rod |
| 01/12/2006 | WO2006003362A1 Improved well servicing tool storage system for subsea well intervention |
| 01/12/2006 | WO2006003308A1 Device for controlling stiffeners of flexible pipes |
| 01/12/2006 | US20060006600 Tubular threaded joint which is impervious to the external environment |
| 01/12/2006 | DE102004030327A1 Verfahren und Aufweitdorn zur Fertigung eines Rohrelements Procedures and mandrel for manufacturing a tubular member |
| 01/12/2006 | CA2572703A1 Intervention rod |
| 01/11/2006 | EP1614853A2 Telescoping auger drill |
| 01/11/2006 | EP1492936B1 Method and device for detecting leaks in an annulus of a riser |
| 01/11/2006 | EP1430200B1 Wellbore system for simultaneous drilling and production |
| 01/11/2006 | EP1383986B1 Well provided with flexible production tubing |
| 01/11/2006 | EP1305497B1 Rod linkage |
| 01/11/2006 | EP0865561B1 Reaming apparatus with enhanced stability and transition from pilot hole to enlarged bore diameter |
| 01/11/2006 | CN1720165A Riser installation vessel and method of using the same |
| 01/11/2006 | CN1718993A Interference happening guiding centralising device |
| 01/11/2006 | CN1718992A Surface treatment method of internal thread of stainless steel oil pipe collar |
| 01/11/2006 | CN1718991A Oil pipe in oil pumping well grout filling leakage blocking construction |
| 01/11/2006 | CN1718773A Manufacturing technology of ultra high strength oil pumping rod |
| 01/10/2006 | US6983811 Reamer shoe |
| 01/10/2006 | US6983807 Electrical, rotary-percussion hand-held tool |
| 01/10/2006 | US6983796 Method of providing hydraulic/fiber conduits adjacent bottom hole assemblies for multi-step completions |
| 01/10/2006 | CA2361217C Two-step threaded connector having differential thread width |
| 01/10/2006 | CA2278933C Tool and method for drilling a lateral well |
| 01/10/2006 | CA2247332C Downhole core sampling and testing apparatus |
| 01/05/2006 | WO2005086736A3 Providing a local response to a local condition in an oil well |
| 01/05/2006 | US20060002767 Subsea structure and methods of construction and installation thereof |
| 01/05/2006 | US20060000993 Cement flow control tool |
| 01/05/2006 | US20060000645 Driver |
| 01/05/2006 | US20060000643 Top drive torsional baffle apparatus and method |
| 01/05/2006 | US20060000618 Line Slack Compensator |
| 01/05/2006 | US20060000602 Field-installable rod guide |
| 01/04/2006 | EP1611385A1 Tubing and piping for multiphase flow |
| 01/04/2006 | EP1412605A4 Improved stabilizer for use in a drill string |
| 01/04/2006 | EP1238181B1 Lockable drill steel and chuck assembly |
| 01/04/2006 | EP1129272B1 Method and apparatus for remote control of a tubing exit sleeve |
| 01/04/2006 | EP0729543B1 Well tool |
| 01/04/2006 | CN2750033Y Deflection abrasion-preventing centralizer for sucker rod |
| 01/04/2006 | CN1715612A Inner oil tube with heater of underwell oil pumping pipe |
| 01/04/2006 | CN1234957C Anti-slip unit of sucker rod |
| 01/03/2006 | US6982384 Load-resistant coaxial transmission line |
| 01/03/2006 | US6981560 injection of treatment fluid into long interval surrounding subterranean formations; drill cuttings removed from undergroundwell bore |
| 01/03/2006 | US6981553 Controlled downhole chemical injection |
| 01/03/2006 | US6981548 heating and pyrolysis of heavy hydrocarbon sections in subterranean wells to produce light hydrocarbons; reduced viscosity improves movement; fluid removal in liquid and/or vapor phase |
| 01/03/2006 | US6981547 Wire lock expandable connection |
| 01/03/2006 | US6981546 Electrical transmission line diametrical retention mechanism |
| 01/03/2006 | CA2316467C Dynamic pressure device for oil drill systems |
| 01/03/2006 | CA2126920C Anti-seizure protection for joints, particularly suitable for the petroleum sector |
| 12/29/2005 | WO2005124397A1 Apparatus and methods for self-powered communication and sensor network |
| 12/29/2005 | WO2005124213A1 Power umbilical comprising separate load carriying elements of composite material |
| 12/29/2005 | WO2005124103A2 Apparatus and methods for positioning in a borehole |
| 12/29/2005 | WO2005124095A1 Umbilical |
| 12/29/2005 | WO2005047640A3 Sytem and method for damping vibration in a drill string |
| 12/29/2005 | WO2004104465A3 Composite coiled tubing end connector |
| 12/29/2005 | US20050287854 Connection apparatus and method |
| 12/29/2005 | US20050285754 Downhole transmission system |
| 12/29/2005 | US20050285752 Down hole transmission system |
| 12/29/2005 | US20050285706 Downhole transmission system comprising a coaxial capacitor |
| 12/29/2005 | US20050285705 Element of an inductive coupler |
| 12/29/2005 | US20050284664 Dual wall drill string assembly |
| 12/29/2005 | US20050284662 Communication adapter for use with a drilling component |
| 12/29/2005 | US20050284638 Method for inspection and repair of a flexible joint |
| 12/29/2005 | US20050284635 Firing head with detonation gas release activation |
| 12/29/2005 | US20050284624 Apparatus for inducing vibration in a drill string |
| 12/29/2005 | US20050284531 Drill pipe assembly |
| 12/29/2005 | CA2570364A1 Apparatus and methods for positioning in a borehole |
| 12/29/2005 | CA2570344A1 Apparatus and methods for self-powered communication and sensor network |
| 12/28/2005 | EP1610047A2 Connection system for tubular members |
| 12/28/2005 | EP1502002A4 Well completion with merged influx of well fluids |
| 12/28/2005 | EP1127210B1 Connector for an expandable tubing string |
| 12/28/2005 | EP0968352B1 Friction reducing tool |
| 12/28/2005 | CN2748628Y Pumping rod connecting-tripping device |
| 12/28/2005 | CN1233921C Drilling rod capable of placing exploration explosive into downhole |
| 12/27/2005 | US6978843 Well configuration and method of increasing production from a hydrocarbon well |
| 12/27/2005 | US6978837 Production of natural gas from hydrates |
| 12/27/2005 | US6978830 Downhole latch |
| 12/27/2005 | US6978825 Device and process for the heat insulation of at least one underwater pipe at great depth |
| 12/24/2005 | CA2510532A1 Apparatus for inducing vibration in a drill string |
| 12/23/2005 | CA2510632A1 Connection apparatus and method |
| 12/22/2005 | WO2005121622A1 Screw coupling for oil well pipe |
| 12/22/2005 | WO2005121502A1 Erosion resistent aperture for a downhole valve or ported flow control tool |
| 12/22/2005 | US20050279531 Lateral boring system |
| 12/22/2005 | US20050279515 Profiled encapsulation for use with instrumented expandable tubular completions |
| 12/22/2005 | US20050279513 Connector assembly useful with a downhole tool |
| 12/22/2005 | US20050279512 Side entry apparatus and method |
| 12/22/2005 | US20050279511 Method and apparatus for deploying a line in coiled tubing |
| 12/22/2005 | US20050279510 Method and System to Deploy Control Lines |
| 12/22/2005 | US20050279508 Loaded Transducer for Downhole Drilling Components |
| 12/22/2005 | US20050279498 Apparatus and methods for positioning in a borehole |
| 12/22/2005 | US20050279442 Field Weldable Connections |