| Patents for E21B 19 - Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables (17,198) |
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| 10/24/2001 | EP1147284A1 An apparatus and a method for facilitating the connection of pipes |
| 10/23/2001 | US6305649 Retaining device |
| 10/23/2001 | US6305475 Method for simultaneously installing multiple strings within a wellbore and related tools |
| 10/18/2001 | WO2001077483A1 Tensioning and heave compensating arrangement at a riser |
| 10/18/2001 | WO2001077000A1 Active deployment system and method |
| 10/18/2001 | US20010031174 Device for connecting a submerged fluid-transporting line |
| 10/18/2001 | US20010030045 Assembly and floatation method for drilling drivepipe |
| 10/18/2001 | CA2403015A1 Active deployment system and method |
| 10/18/2001 | CA2400736A1 Tensioning and heave compensating arrangement at a riser |
| 10/17/2001 | EP1144802A2 Profile formation |
| 10/17/2001 | EP1144801A2 Method and system for moving equipment into and through an oil and/or gas production well |
| 10/17/2001 | EP1144799A1 Pipe handling apparatus and method |
| 10/17/2001 | EP1144798A1 Pipe handling apparatus and method |
| 10/17/2001 | CN2454525Y Polish-rod clamp |
| 10/17/2001 | CN2454524Y Conic drill-rod elevator |
| 10/17/2001 | CN2454523Y Turbing elevator |
| 10/17/2001 | CN1317623A Open-type power pipe wrench |
| 10/16/2001 | US6302410 Rod gripping jaw |
| 10/16/2001 | US6302380 Portable injection-casing extractor |
| 10/16/2001 | US6302048 Swivel device |
| 10/11/2001 | WO2001033034B1 An arrangement for drilling and workover of oil and gas wells |
| 10/11/2001 | US20010027878 Assembly and floatation method for drilling drivepipe and jarring system |
| 10/10/2001 | EP1141517A1 Drilling method |
| 10/10/2001 | EP1141515A1 Method and apparatus for expanding a liner patch |
| 10/10/2001 | EP1141513A1 Apparatus and method for facilitating the connection of tubulars using a top drive |
| 10/10/2001 | EP1141512A1 An apparatus and method for facilitating the connection of tubulars using a top drive |
| 10/10/2001 | EP1141511A1 Method for correcting positioning errors in rock drilling, and a rock drilling equipment |
| 10/10/2001 | CN2453115Y Apparatus for lifting and loosening screen of drill |
| 10/10/2001 | CN2453114Y Double pad fork type apparatus for dismounting drilling rod |
| 10/10/2001 | CN2453113Y Spiral supporting leg type electric rock drill |
| 10/09/2001 | US6298927 Pipe storage and handling system for a drilling rig |
| 10/09/2001 | US6298926 Blast hole drill with improved deck wrench |
| 10/09/2001 | US6298920 Method and apparatus for removing a rigid liner from within a cylindrical cavity |
| 10/04/2001 | WO2001072580A1 Device for positioning of a ship |
| 10/04/2001 | WO2001072476A2 A wrench for use with drilling apparatus |
| 10/04/2001 | WO2001072464A1 Method of joining metal oilfield tubulars and well provided therewith |
| 10/04/2001 | WO2001036783A9 Pipe racking system track cover |
| 10/04/2001 | US20010025727 Hydraulic drilling rig |
| 10/04/2001 | US20010025710 Method and apparatus for connecting a main well bore and a lateral branch |
| 10/04/2001 | US20010025551 Apparatus and method for aligning tubulars |
| 10/03/2001 | CN2451720Y Double-stroke hydraulic pressure device |
| 10/02/2001 | US6296232 Riser-tensioner |
| 10/02/2001 | US6296066 Well system |
| 09/27/2001 | WO2001071154A1 Method and apparatus for handling tubular goods |
| 09/27/2001 | WO2001071148A2 Guide for attachment to a roof bolter to allow for core drilling and method of coring |
| 09/27/2001 | DE10023100C1 Borer rod magazine, for ground boring device, has driven drill string and guide frame, to magazine borer elements in rows, with separation elements arranged between adjacent borer elements |
| 09/27/2001 | CA2403468A1 Guide for attachment to a roof bolter to allow for core drilling |
| 09/26/2001 | EP1135576A1 Improved oilfield tubular elevator and method for using same |
| 09/26/2001 | CN2450373Y Improved power wrench torque adjusting valve |
| 09/25/2001 | US6293359 Pressure control of a drilling apparatus |
| 09/25/2001 | US6293355 Method of controlling rock drilling |
| 09/20/2001 | WO2001069041A1 Arrangement for determining position of unmanned mining vehicles |
| 09/20/2001 | WO2001069035A1 Directional drilling machine and method of directional drilling |
| 09/20/2001 | WO2001069034A2 Wellbore circulation system, kelly bushing, kelly and tong |
| 09/20/2001 | WO2001068300A1 Concrete drilling system and related methods |
| 09/20/2001 | US20010022238 Directional drilling machine and method of directional drilling |
| 09/20/2001 | CA2401675A1 Concrete drilling system and related methods |
| 09/19/2001 | EP1133616A1 Method for transporting and installing an expandable steel tubular |
| 09/19/2001 | CN2448911Y Back-off device for sucker rod |
| 09/19/2001 | CN2448910Y Hydraulic powered tong antomatic controller for hole repairing in oil field |
| 09/19/2001 | CN1313450A High-performance pumping cable and its making method |
| 09/18/2001 | US6289992 Variable pressure pump through nozzle |
| 09/18/2001 | CA2214741C Tractor for remote movement and pressurization of a rock drill |
| 09/13/2001 | WO2001066905A2 Apparatus and method relating to tongs, continuous circulation and to safety slips |
| 09/13/2001 | WO2001066288A1 Method of assembling pipe joints |
| 09/13/2001 | US20010020550 Automatic loader for drill rods |
| 09/13/2001 | CA2397962A1 Apparatus and method |
| 09/12/2001 | EP1131533A1 Tubular filling system |
| 09/12/2001 | CN2447516Y Self-tipping device for transporting wellhead pipe string |
| 09/11/2001 | US6286614 Motion compensator for drilling from a floater |
| 09/07/2001 | WO2001065050A1 Foundation for suction in installation of conductor casing |
| 09/07/2001 | WO2000073176B1 Pipe loading device and method for a directional drilling apparatus |
| 09/04/2001 | US6283702 Drill rod loader |
| 09/04/2001 | US6283203 Device for preventing pipe buckling |
| 08/30/2001 | WO2001063084A2 Coil tubing winding tool |
| 08/30/2001 | US20010018648 Method and system for assembling and utilizing components in component object systems |
| 08/30/2001 | CA2400902A1 Coil tubing winding tool |
| 08/29/2001 | CA2299765A1 Rod puller |
| 08/28/2001 | US6279667 Rotating push rod boring system |
| 08/28/2001 | US6279662 Pipe running system and method |
| 08/28/2001 | US6279661 Pad eye |
| 08/28/2001 | US6279658 Method of forming and servicing wellbores from a main wellbore |
| 08/28/2001 | US6279426 Power tong with improved door latch |
| 08/28/2001 | US6279363 Method and device for controlling the deformation of an uncoiled metal pipe |
| 08/23/2001 | WO2001061145A1 Intervention device for a subsea well, and method and cable for use with the device |
| 08/23/2001 | US20010015274 Hybrid sectional and coiled tubing drilling rig |
| 08/23/2001 | DE10006984A1 Verfahren zum Lösen von Langkörperschüssen durch Reibschluß A method for loosening of long shots body by frictional engagement |
| 08/22/2001 | EP1125036A1 Making up and breaking out of a tubing string in a well while maintaining continuous circulation |
| 08/21/2001 | US6276457 Method for emplacing a coil tubing string in a well |
| 08/21/2001 | US6276456 Riser system for sub-sea wells and method of operation |
| 08/21/2001 | US6276454 Tubing injection systems for oilfield operations |
| 08/21/2001 | US6276450 Apparatus and method for rapid replacement of upper blowout preventers |
| 08/21/2001 | US6276449 Engine speed control for hoist and tongs |
| 08/21/2001 | US6276238 Open top rotating vise |
| 08/16/2001 | WO2001059253A1 Improved tubular running tool |
| 08/16/2001 | WO2001059251A1 Snubbing unit drilling system |
| 08/16/2001 | WO2001059250A1 Multi-string composite coiled tubing system |
| 08/16/2001 | WO2001058795A1 Coiled tubing handling system and methods |
| 08/16/2001 | US20010013414 Floating spar for supporting production risers |
| 08/16/2001 | EP1124037A1 Drilling device |