| 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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| 02/04/2010 | CA2732199A1 Draw-works for the maneuvering of drilling devices |
| 02/03/2010 | CN201396399Y Special planetary gear train for oil pipe wrench |
| 02/03/2010 | CN201396119Y Winch intelligent vertical balance type pumping device |
| 02/03/2010 | CN201396083Y Novel power tongs clamping device |
| 02/02/2010 | US7654332 Apparatus and methods for radially expanding a tubular member |
| 02/02/2010 | US7654325 Methods and apparatus for handling and drilling with tubulars or casing |
| 02/02/2010 | US7654314 Chemical delivery system for plunger lift |
| 02/02/2010 | US7654313 Method and assembly for casing handling using a kelly rig |
| 01/28/2010 | WO2010010326A2 Pipeline entry system |
| 01/28/2010 | WO2009149156A3 Spring-loaded rod handling device |
| 01/28/2010 | WO2009102216A3 Riser support system |
| 01/28/2010 | US20100021271 Drill rod handler |
| 01/28/2010 | US20100021239 Drilling rig placed on the sea bed and equipped for drilling of oil and gas wells |
| 01/28/2010 | US20100018721 Device to insert a flexible member into pressurized wellhead housing |
| 01/28/2010 | US20100018716 Adjustable Hanger for Inner Production Riser |
| 01/28/2010 | US20100018697 Securement of Lines to Well Sand Control Screens |
| 01/28/2010 | US20100018693 Pipeline entry system |
| 01/27/2010 | CN201391254Y Untwisting device for beam hanger of oil pumping unit |
| 01/27/2010 | CN201391253Y Double hair braids hanger |
| 01/27/2010 | CN201391252Y Hose drilling workover rig |
| 01/27/2010 | CN201391251Y Adjustable-type back-frame on-vehicle hydraulic energy-storage workover rig |
| 01/27/2010 | CN201391227Y Automatic explosive-decreasing device for geophysical prospecting shot hole |
| 01/27/2010 | CN101636552A Tubular handling device |
| 01/26/2010 | US7650951 Resettable actuator for downhole tool |
| 01/26/2010 | US7650947 One trip system for circulating, perforating and treating |
| 01/26/2010 | CA2582468C Vertically folding service arm for a movable platform offshore drilling or servicing rig |
| 01/26/2010 | CA2548704C Method and apparatus for offline standbuilding |
| 01/26/2010 | CA2547167C System, method and apparatus for conducting earth borehole operations |
| 01/26/2010 | CA2544718C Tailing in and stabbing device |
| 01/21/2010 | WO2010006445A1 Grip extension linkage to provide gripping tool with improved operational range, and method of use of the same |
| 01/21/2010 | WO2010006441A1 Tricam axial extension to provide gripping tool with improved operational range and capacity |
| 01/21/2010 | WO2009146010A3 Casing stabbing guide |
| 01/21/2010 | WO2009140515A3 Sonic latch mechanism |
| 01/21/2010 | US20100013664 Method and apparatus for determining position in a pipe |
| 01/21/2010 | US20100012376 Monolithic movable rotary well drilling rig |
| 01/21/2010 | US20100012329 Casing mandrel for facilitating well completion, re-completion or workover |
| 01/21/2010 | US20100012317 Rcd hydraulic stripping adapter |
| 01/21/2010 | CA2730568A1 Grip extension linkage to provide gripping tool with improved operational range, and method of use of the same |
| 01/21/2010 | CA2730562A1 Tricam axial extension to provide gripping tool with improved operational range and capacity |
| 01/20/2010 | EP2146048A1 A monolithic movable rotary well drilling rig |
| 01/20/2010 | CN201386519Y Base of drill bit unscrewing device |
| 01/20/2010 | CN201386518Y Anti-collision device of continuous oil pipe operation machine |
| 01/20/2010 | CN201386506Y Multi-station rat hole device |
| 01/20/2010 | CN101629478A Safe oil pipe elevator device |
| 01/20/2010 | CN101629477A Energy-saving and emission-reducing petroleum well servicing rig |
| 01/19/2010 | US7647978 Perforating gun connector |
| 01/19/2010 | CA2507788C Apparatus and methods for connecting tubulars |
| 01/14/2010 | WO2010005318A1 Guide part device |
| 01/14/2010 | WO2009143461A3 Downhole cable |
| 01/14/2010 | US20100006298 High Capacity Wellhead Connector Having a Single Annular Piston |
| 01/14/2010 | CA2795548A1 Work string controller |
| 01/14/2010 | CA2795175A1 Work string controller |
| 01/13/2010 | EP2143873A1 Tension ring lifting assembly |
| 01/13/2010 | EP2143817A2 A seamless steel tube for work-over riser and method of manufacturing |
| 01/13/2010 | EP2142752A2 Apparatus and methods for tubular makeup interlock |
| 01/13/2010 | EP2142711A2 Extension bridges and methods of tender assist |
| 01/13/2010 | CN201381835Y Flexible automatic reversing intelligent oil pumping unit |
| 01/13/2010 | CN201381811Y Tube pressurizing device |
| 01/13/2010 | CN100580216C Anti-prop slips capable of dragging |
| 01/13/2010 | CN100580215C Telescopic feed beam for rock drill |
| 01/12/2010 | US7644785 Geothermal heat loop installation |
| 01/12/2010 | US7644782 Method for correcting positioning errors in rock drilling, and rock drilling equipment |
| 01/12/2010 | CA2407983C Radial expansion of tubular members |
| 01/07/2010 | WO2010002992A1 Method and apparatus for making up and breaking out threaded tubular connections |
| 01/07/2010 | WO2010002268A1 Lifting device for a floating installation |
| 01/07/2010 | US20100000742 Expanded non-bonded mesh well screen |
| 01/07/2010 | US20100000067 Battery For A Power Tool With A Battery Pack Ejector |
| 01/07/2010 | CA2637330A1 Snubbing jack |
| 01/06/2010 | CN201377297Y Precisely-positioned feed rod clip |
| 01/05/2010 | US7640999 Coiled tubing and drilling system |
| 01/05/2010 | CA2451263C Methods and apparatus for applying torque and rotation to connections |
| 12/31/2009 | US20090321134 Auger downforce unit for use on tractor 3-point hitch mounted earth augers |
| 12/31/2009 | US20090321086 Power Screw Actuator for Pipe Gripper |
| 12/31/2009 | US20090321064 Tubular handling device |
| 12/31/2009 | DE10123250B4 Bohr-und Ankersetzgerät mit Bohrstangenzentrierung Drilling and bolting device with Bohrstangenzentrierung |
| 12/30/2009 | WO2009158429A2 Tubular handling device and methods |
| 12/30/2009 | WO2009158327A2 A device and system for well completion and control and method for completing and controlling a well |
| 12/30/2009 | WO2009156764A1 Tubular handling device |
| 12/30/2009 | WO2009156722A2 Spoolable riser hanger |
| 12/30/2009 | WO2009156639A1 Device for mounting a flexible line on structure, and related equipment and method |
| 12/30/2009 | WO2009156575A1 Drill bit magazine, drill bit holder, and method for changing drill bit in rock drilling unit |
| 12/30/2009 | WO2009156574A1 Rock-drilling unit, drill bit changer, and method for changing drill bit |
| 12/30/2009 | WO2009137840A9 Oil well plug and abandonment method |
| 12/30/2009 | CN201372747Y Tool string quick connector for rope operation |
| 12/30/2009 | CN201372746Y Head rope clamp |
| 12/30/2009 | CN201372745Y Oil extractor beam hanger for preventing rotation |
| 12/30/2009 | CN201372744Y Flat-tail rope clamp |
| 12/30/2009 | CN201372743Y Crown block anti-collision device of on-vehicle drilling and repairing machine |
| 12/30/2009 | CN101614116A Rapidly detachable tile mechanism of clamping block for injection head of coiled oil tube |
| 12/30/2009 | CN101614115A Injection head chain anti-shaking device |
| 12/30/2009 | CN101614114A Self-fishing up-running preventing slip |
| 12/30/2009 | CA2729540A1 Spoolable riser hanger |
| 12/30/2009 | CA2729205A1 Tubular handling device |
| 12/30/2009 | CA2727954A1 Tubular handling device and methods |
| 12/30/2009 | CA2727856A1 Drill bit magazine, drill bit holder, and method for changing drill bit in rock drilling unit |
| 12/30/2009 | CA2722260A1 Rock-drilling unit, drill bit changer, and method for changing drill bit |
| 12/29/2009 | US7637329 Methods and systems for drilling auxiliary holes |
| 12/29/2009 | CA2519676C Telescopic feed beam for rock drill and method of measuring rock drill travel |
| 12/29/2009 | CA2413544C High torque power tong |
| 12/24/2009 | US20090315003 Post puller |