| 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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| 01/04/2007 | WO2007002010A2 Method and apparatus for conducting earth borehole operations using coiled casing |
| 01/04/2007 | WO2007001887A2 Pipe running tool having a cement path |
| 01/04/2007 | WO2007001827A1 Pipe running tool having internal gripper |
| 01/04/2007 | WO2007001794A1 Pipe running tool having wireless telemetry |
| 01/04/2007 | WO2007001793A2 Pipe running tool having a primary load path |
| 01/04/2007 | US20070003383 Automated, low profile drilling/bolting module |
| 01/04/2007 | US20070003375 Heave compensation system |
| 01/04/2007 | US20070000670 Method and apparatus for installing strings of coiled tubing |
| 01/04/2007 | US20070000668 Internal running elevator |
| 01/04/2007 | CA2613118A1 System and method for relocating extended length objects |
| 01/03/2007 | EP1264074B1 Intervention device for a subsea well, and method and cable for use with the device |
| 01/03/2007 | CN2854057Y Portable multifunction dynamic pliers |
| 01/03/2007 | CN2854056Y Hydraulic rotation cathead |
| 01/03/2007 | CN2854055Y Improved beam unit polish rod grip |
| 01/03/2007 | CN1293280C Back-up tong binding clip chucking mechanism for open type power-driven clamp |
| 01/02/2007 | US7156191 Motor and gearbox combination |
| 01/02/2007 | US7156187 Electric hand screwdriver with adjustable head |
| 01/02/2007 | US7156179 Expandable tubulars |
| 01/02/2007 | US7156170 Methods and apparatus for severing nested strings of tubulars |
| 01/02/2007 | US7156039 Keel guide system |
| 01/02/2007 | CA2381549C Sucker rod tool |
| 01/02/2007 | CA2161930C Composite rod storing and handling apparatus |
| 12/30/2006 | CA2551364A1 Coiled tubing dimple connection |
| 12/28/2006 | WO2006138565A1 Active controlled bottomhole pressure system and method with continuous circulation system |
| 12/28/2006 | WO2006137743A1 Gripping device |
| 12/28/2006 | WO2005038188A3 Inline compensator for a floating drilling rig |
| 12/28/2006 | US20060289186 Power Tool |
| 12/28/2006 | US20060289171 Coiled tubing/top drive rig and method |
| 12/28/2006 | US20060289170 Coiled tubing/top drive rig and method |
| 12/28/2006 | US20060289154 Top drive swivel apparatus and method |
| 12/28/2006 | DE102005029595A1 Well drilling device, has deflection roller with sensor arranged to sense constantly or periodically whether roller is loaded by cable winch or chain, and emitting optical and/or acoustic signal to environment |
| 12/28/2006 | CA2612111A1 Active controlled bottomhole pressure system and method with continuous circulation system |
| 12/27/2006 | EP1567745B1 Large diameter flush-joint pipe handling system |
| 12/27/2006 | CN2851530Y Power tong moving and positioning device |
| 12/27/2006 | CN2851529Y Power tong clamping device |
| 12/27/2006 | CN2851528Y Hydraulic self-expanding oil pipe bracket dedicated for well workover in oil field |
| 12/27/2006 | CN2851527Y Limit type hydraulic slip |
| 12/27/2006 | CN2851526Y Hydraulic clamping apparatus for drilling machine |
| 12/27/2006 | CN2851525Y 动力卡瓦 Power slips |
| 12/27/2006 | CN2851524Y Polished rod hanger |
| 12/27/2006 | CN2851523Y Beam hanger for pumping machine |
| 12/27/2006 | CN2851522Y Single pedal type drill rod locking mechanism |
| 12/27/2006 | CN2851521Y Power mechanical arm used for thribble platform of headframe |
| 12/27/2006 | CN1884788A Chuck for regulating and centralizing drill |
| 12/27/2006 | CN1292145C Drill rod clamp system and method for reducing cold-welding effect between their components |
| 12/26/2006 | US7152694 Post driver |
| 12/26/2006 | US7152685 Method and apparatus for deploying a line in coiled tubing |
| 12/26/2006 | US7152672 Combination workover and drilling rig |
| 12/21/2006 | WO2006135787A1 Casing and drill pipe filling and circulation apparatus |
| 12/21/2006 | WO2006135248A1 Power tong device |
| 12/21/2006 | WO2006135244A1 Hydraulic circuit device |
| 12/21/2006 | WO2006133706A1 A holding device for holding pull rods in a pulling tool as well as use thereof |
| 12/21/2006 | WO2005121493A9 Top drive |
| 12/21/2006 | WO2005084246A3 Safemode operating system for a drilling or service rig |
| 12/21/2006 | US20060285941 Pipe-handling apparatus |
| 12/21/2006 | US20060283633 Method and apparatus for conducting earth borehole operations using coiled casing |
| 12/21/2006 | US20060283606 Modular connector and method |
| 12/21/2006 | US20060283605 Coiled tubing transport system and method |
| 12/21/2006 | US20060283602 Mounts for blowout preventer bonnets |
| 12/21/2006 | US20060283588 System, method and apparatus conducting earth borehole operations |
| 12/21/2006 | US20060283587 System, method and apparatus for conducting earth borehole operations |
| 12/21/2006 | US20060283367 Water intake riser |
| 12/20/2006 | EP1733118A1 Clamping apparatus, drill string component and rock drilling rig |
| 12/20/2006 | EP1387924B1 Apparatus and methods for tubular makeup interlock |
| 12/20/2006 | CN2849155Y Intelligent oil pumping machine suspensor |
| 12/20/2006 | CN2849127Y Protective device of drilling rod thread |
| 12/20/2006 | CN1882758A A power tong |
| 12/19/2006 | US7150330 Hydraulic circuit and method for operating a gripping device |
| 12/19/2006 | US7150329 Auto-extending/retracting electrically isolated conductors in a segmented drill string |
| 12/19/2006 | US7150328 Method for interconnecting adjacent expandable pipes |
| 12/19/2006 | US7150327 Workover unit and method of utilizing same |
| 12/19/2006 | US7150324 Method and apparatus for riserless drilling |
| 12/19/2006 | CA2328184C Apparatus for delivering a tubular to a wellbore |
| 12/19/2006 | CA2322916C Pivoting injector arrangement |
| 12/19/2006 | CA2322693C An arrangement for drilling slots |
| 12/19/2006 | CA2215384C Drilling device |
| 12/14/2006 | WO2006133427A2 System for running oilfield tubulars into wellbores and method for using same |
| 12/14/2006 | WO2006133350A2 Wellhead bypass method and apparatus |
| 12/14/2006 | WO2006131864A2 Level-wind system for coiled tubing |
| 12/14/2006 | WO2006058055A3 Control line guide and method of using same |
| 12/14/2006 | US20060280560 Riser tensioner with shrouded rods |
| 12/14/2006 | US20060278434 Device and procedure for the insertion of a new drilling string-element into the drill-string of a well |
| 12/14/2006 | US20060278405 Method and apparatus for friction reduction in a downhole tool |
| 12/14/2006 | US20060278402 Casing and drill pipe filling and circulation apparatus |
| 12/14/2006 | US20060278401 Semi-disposable coiled tubing connector |
| 12/14/2006 | US20060278400 System for running oilfield tubulars into wellbores and method for using same |
| 12/14/2006 | US20060278387 Semi-disposable coiled tubing connector |
| 12/14/2006 | CA2607729A1 Level-wind system for coiled tubing |
| 12/13/2006 | EP1730383A1 Spear type blow out preventer |
| 12/13/2006 | EP1472433B1 Non-seize material attachment for a drill slip system |
| 12/13/2006 | EP1280726A4 Active deployment system and method |
| 12/13/2006 | CN2846713Y Self return oil tube slide car |
| 12/13/2006 | CN2846712Y Back-off bearing anti-drop device of tail tube suspension device neutral point |
| 12/12/2006 | US7147254 Coupling apparatus |
| 12/12/2006 | US7147210 Cable tensioning system and method of operation |
| 12/12/2006 | CA2356144C Method and apparatus for expanding an isolation tubing |
| 12/12/2006 | CA2307630C An apparatus for retaining two strings of tubulars |
| 12/12/2006 | CA2293294C Safety switching system for clamping devices for pipes |
| 12/12/2006 | CA2281592C Power tong |
| 12/07/2006 | WO2006128300A1 Pipe-handling apparatus |