| 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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| 07/16/2010 | CA2690597A1 Mobile coiled tubing straightening tool |
| 07/15/2010 | WO2010079403A1 Roof bolting drill rig including a magnetic coupling |
| 07/15/2010 | WO2010051279A3 Pipe handling apparatus with arm stiffening |
| 07/15/2010 | WO2008154545A3 Pull-style tensioner system for a top-tensioned riser |
| 07/15/2010 | US20100175893 Manipulatable spider components adapted for cooperation with a vertically reciprocating control line guide |
| 07/15/2010 | US20100175892 Guide tube for continuous rod |
| 07/15/2010 | CA2649904A1 Adjustable work platform for pipe and casing stabbing operations |
| 07/14/2010 | EP2205823A2 Ram bop shear device |
| 07/14/2010 | EP2205817A2 Anchored riserless mud return systems |
| 07/14/2010 | EP2205816A2 Installing an expandable tubular in a subsea wellbore |
| 07/14/2010 | EP1467944B2 Floating lifting device |
| 07/14/2010 | CN201526295U Oil water well pressured operation apparatus |
| 07/14/2010 | CN201526291U Linearly floating type back-ups |
| 07/14/2010 | CN201526290U Adjustable deviation prevention polished rod eye of oil extractor |
| 07/14/2010 | CN201526289U Pumping well polished rod fixer |
| 07/14/2010 | CN101776096A Oil distribution disc of power head |
| 07/14/2010 | CN101775970A Oil pumping machine |
| 07/14/2010 | CN101775965A Open-top composite clamp holder |
| 07/14/2010 | CN101775960A Cast-in-situ cylinder pile rotary drilling rig |
| 07/14/2010 | CN101775959A Drilling machine of coaxial double-drill large-caliber multifunctional foundation pile |
| 07/13/2010 | US7753972 Portable Renewable Energy System for Enhanced Oil Recovery (PRESEOR) is a truck mobile system that reforms biomass into CO2 and H2, following which the gases are separated, with the CO2 sequestered underground for enhanced oil recovery, H2 used to generate several megawatts of carbon-free electricity |
| 07/13/2010 | US7753141 Coiled tubing drilling system |
| 07/13/2010 | US7753138 Pipe running tool having internal gripper |
| 07/13/2010 | US7753112 Fluid production system and method |
| 07/13/2010 | US7753111 Reinforced tubing string |
| 07/13/2010 | US7752945 Sprag tool for torquing pipe connections |
| 07/13/2010 | CA2596282C Wellbore circulation system |
| 07/13/2010 | CA2419650C System for performing wellbore operations |
| 07/08/2010 | WO2010078005A1 System and method for handling and storing pipe |
| 07/08/2010 | WO2010042873A3 Integrated installation and workover controll system |
| 07/08/2010 | US20100170680 Modular Well Tool System |
| 07/07/2010 | EP1812283B1 Floating lowering and lifting device |
| 07/07/2010 | CN201521268U Bumper pin type hydraulic tong jaw plate |
| 07/07/2010 | CN201521267U Drilling pipe material slideway device |
| 07/07/2010 | CN201521266U Drilling mast two-layer platform drilling rod automatic placement device |
| 07/07/2010 | CN201521265U Manual slip pneumatic lifter |
| 07/07/2010 | CN201521264U Cattle-head beam hanger |
| 07/07/2010 | CN201521263U Polished rod fixing apparatus of pumping well |
| 07/07/2010 | CN101769145A Reciprocating motion device |
| 07/07/2010 | CN101769144A Twin-well column pumping unit |
| 07/07/2010 | CN101769131A Conveying mechanism used for oil drilling |
| 07/07/2010 | CN101769130A Method for conveying drill pipe used for oil drilling on/off drill stand |
| 07/07/2010 | CN101769126A Hydraulic middle-drive retractable multi-spindle drilling and stirring device |
| 07/06/2010 | US7748685 Winch assembly |
| 07/06/2010 | US7748473 Top drives with shaft multi-seal |
| 07/06/2010 | US7748445 Top drive with shaft seal isolation |
| 07/06/2010 | US7748444 Method and apparatus for connecting, installing, and retrieving a coiled tubing-conveyed electrical submersible pump |
| 07/06/2010 | CA2596318C Drilling and lining method using a spoolable tubing |
| 07/06/2010 | CA2589788C Method for casing drilling, drilling unit and adapter device |
| 07/01/2010 | WO2010075062A1 Setting tool for expandable liner hanger and associated methods |
| 07/01/2010 | US20100163248 Pipe handling apparatus |
| 07/01/2010 | US20100163247 Horizontal offline stand building system |
| 07/01/2010 | CA2747436A1 Setting tool for expandable liner hanger and associated methods |
| 06/30/2010 | EP2201209A2 Grapple attachment for use with drill pipes |
| 06/30/2010 | CN201517380U Automatic pipe overturning and conveying device |
| 06/30/2010 | CN201517379U Portable well patrol tool |
| 06/30/2010 | CN201517366U Device for rebuilding wellhead of runaway oil gas well with fire |
| 06/30/2010 | CN101761316A Chain-type clamping device and clamping method thereof |
| 06/30/2010 | CN101761315A Six-cylinder synchronous clamping device and control method thereof |
| 06/30/2010 | CN101761314A Disk drill pipe storage |
| 06/30/2010 | CN101761313A Hydraulic catwalk device |
| 06/30/2010 | CN101761310A Drilling hole guiding and centering device of drilling machine |
| 06/30/2010 | CA2648400A1 Horizontal offline stand building system |
| 06/29/2010 | US7744327 Tubular handling apparatus and a drilling rig |
| 06/29/2010 | US7744140 Gripping device |
| 06/29/2010 | US7743856 Slip spool assembly and method of using same |
| 06/29/2010 | US7743853 Top drive drilling apparatus |
| 06/29/2010 | US7743850 Apparatus and method for reducing required torque |
| 06/29/2010 | US7743834 Running wellbore tubulars |
| 06/29/2010 | US7743822 Snubber spool with detachable base plates |
| 06/29/2010 | CA2542681C Pipe elevator with rotating door |
| 06/24/2010 | WO2010071444A1 Floating well intervention arrangement comprising a heave compensated work deck and method for well intervention |
| 06/24/2010 | WO2010070361A1 Method and apparatus for identifying parts used in the construction and maintenance of an oil or gas well |
| 06/24/2010 | WO2010046686A3 Method and apparatus for subsea installations |
| 06/24/2010 | WO2010046653A3 Drill pipe |
| 06/24/2010 | US20100158615 Riser Tensioner with Shrouded Rods |
| 06/24/2010 | US20100155140 Pipe running tool having a primary load path |
| 06/24/2010 | US20100155092 First and Second Beam for Telescopic Feeder, Incorporating Guiding Studs, Telescopic Feeder, Drilling Device for Rock Drilling and a Way of Using a Guiding Stud |
| 06/24/2010 | US20100155080 Bidirectional ram bop and method |
| 06/24/2010 | US20100155077 Selective completion system for downhole control and data acquisition |
| 06/23/2010 | EP2199533A2 Guiding device of hauling rope for tools in borehole |
| 06/23/2010 | EP2198114A2 A downhole device |
| 06/23/2010 | CN201513142U Novel oil pipe tripping device |
| 06/23/2010 | CN201513141U Double rope hanger |
| 06/23/2010 | CN101748981A Underground fire-extinction preventing drilling device |
| 06/23/2010 | CN101748978A Tripping method for operation by adopting power swivel and tool |
| 06/23/2010 | CN101748977A Drill collar lifting clamp capable of bearing torsion |
| 06/23/2010 | CN101748976A Pipe trip safety monitor |
| 06/22/2010 | US7740190 Boom breakaway assembly |
| 06/22/2010 | US7740078 Method and device to clamp control lines to tubulars |
| 06/22/2010 | US7740076 Protective sleeve for threaded connections for expandable liner hanger |
| 06/22/2010 | US7740060 Method and device at rock drilling |
| 06/22/2010 | CA2425619C Pick up sub |
| 06/17/2010 | WO2010068315A1 Agitator for a drill and related methods |
| 06/17/2010 | WO2010067098A1 Assembly and method for supporting and deploying an object from a vessel |
| 06/17/2010 | WO2009089416A3 Zonal testing with the use of coiled tubing |
| 06/17/2010 | US20100150685 System and method for handling and storing pipe |
| 06/17/2010 | US20100147534 Apparatus and method for facilitating the connection of tubulars using a top drive |
| 06/17/2010 | US20100147532 Remote operated actuator system for drill string internal blowout preventer |
| 06/16/2010 | EP2196618A2 Bellows type adjustable oilfield tubular assembly |