| 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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| 05/10/2001 | WO2001033029A2 Sub sea bottom hole assembly change out system and method |
| 05/10/2001 | WO2001033028A2 Apparatus, system, and method for installing and retrieving pipe in a well |
| 05/10/2001 | US20010000832 Tool system for disassembling sucker rods |
| 05/10/2001 | CA2390191A1 Apparatus and method |
| 05/09/2001 | EP1098064A1 Auger drilling device |
| 05/09/2001 | EP1097287A1 Floating spar for supporting production risers |
| 05/09/2001 | CN2429621Y Power torque tongs |
| 05/09/2001 | CN2429620Y Gravity locked elevator |
| 05/08/2001 | US6230309 Method and system for assembling and utilizing components in component object systems |
| 05/08/2001 | US6227587 Combined well casing spider and elevator |
| 05/08/2001 | US6227306 Pipe gripping device |
| 05/03/2001 | WO2001031165A1 Rod gripping jaw |
| 05/03/2001 | WO2001031164A1 Drilling-workover vessel having a drill string extending through at least one swivel |
| 05/03/2001 | WO2001030646A1 Suspension device for a riser |
| 05/03/2001 | US20010000550 Sucker rod tool system |
| 05/02/2001 | CN2428562Y Device for adjusting height of hydraulic pliers for repairing well |
| 05/01/2001 | US6223837 Drilling implement for drilling holes in the ground |
| 05/01/2001 | US6223629 Closed-head power tongs |
| 05/01/2001 | CA2211835C Methods of and apparatus for inserting pipes and tools into wells |
| 04/26/2001 | WO2001029366A1 Hoisting mechanism, with compensator installed in a hoisting cable system |
| 04/26/2001 | WO2001029365A1 Apparatus for manipulating a load |
| 04/25/2001 | CN2427619Y Sucker rod back-off means |
| 04/24/2001 | US6220807 Tubular handling system |
| 04/24/2001 | US6220361 Circulating nipple and method for setting well casing |
| 04/24/2001 | US6220358 Hollow tubing pumping system |
| 04/24/2001 | CA2171178C Tool for maintaining wellbore penetration |
| 04/19/2001 | WO2001026864A1 Mechanical torque amplifier |
| 04/17/2001 | US6217258 Dual hoist derrick system for deep sea drilling |
| 04/17/2001 | US6216797 Thrust system for a horizontal directional drill |
| 04/17/2001 | US6216789 Heave compensated wireline logging winch system and method of use |
| 04/17/2001 | US6216780 Coiled tubing injector with improved traction |
| 04/12/2001 | WO2001025592A1 Bushing for a drilling rig |
| 04/12/2001 | WO2001025591A1 Improved oilfield tubular elevator and method for using same |
| 04/11/2001 | EP1091084A1 Improved slick line system with real-time surface display |
| 04/11/2001 | EP1090206A1 Tubular injector with snubbing jack and oscillator |
| 04/11/2001 | EP0958447B1 Apparatus for positioning a tong and drilling rig provided with such an apparatus |
| 04/11/2001 | CN2426519Y Internal combustion rock drill |
| 04/10/2001 | US6213223 Arrangement for supporting rock drilling apparatus |
| 04/10/2001 | US6213216 Snubbing unit tong apparatus |
| 04/10/2001 | US6213207 Method of distinguishing between installing different sucker rods |
| 04/10/2001 | US6212976 Duplex drill pipe wrench apparatus and method for top drilling rig drilling operations |
| 04/10/2001 | US6212763 Torque-turn system for a three-element sucker rod joint |
| 04/08/2001 | CA2496102A1 Casing clamp |
| 04/05/2001 | WO2001023701A1 Horizontal drill pipe racker and delivery system |
| 04/05/2001 | WO2000066871A3 Floating vessel for deep water drilling and production |
| 04/05/2001 | US20010000099 Snubbing unit tong apparatus |
| 04/05/2001 | DE19947497A1 Boring machine; has mount for boring unit and feed carriage and slider unit with screw adjuster device assigned to feed carriage and carrier element connected to feed carriage for sliding movement |
| 04/04/2001 | EP0922008B1 Positioning device |
| 04/04/2001 | CN2426011Y Nondestructive tubing tongs |
| 04/04/2001 | CN1064108C Clamping mechanism with combined inner camber and climbing roller for hydraulic pincers |
| 04/04/2001 | CN1064107C Power tongs |
| 04/03/2001 | US6210075 Spar system |
| 04/03/2001 | US6209851 Drill floor hole |
| 04/03/2001 | US6209661 Method and arrangement for controlling feed in rock drilling |
| 04/03/2001 | US6209652 Deployment system method and apparatus for running bottomhole assemblies in wells, particularly applicable to coiled tubing operations |
| 04/03/2001 | US6209639 Method of ensuring that well tubing was properly stretched |
| 04/03/2001 | US6209634 Coiled tubing injector apparatus |
| 04/03/2001 | US6209633 Apparatus and method for axially displacing a downhole tool or a tubing string in a well bore |
| 04/03/2001 | CA2222205C Spoolable coiled tubing completion system |
| 04/01/2001 | CA2284428A1 Improved tubing spider |
| 03/29/2001 | WO2001021933A1 Clamping mechanism, clutch and apparatus incorporating the same |
| 03/27/2001 | US6206345 Pipe pusher |
| 03/27/2001 | US6206096 Apparatus and method for installing a pipe segment in a well pipe |
| 03/27/2001 | CA2160995C Rock drill |
| 03/22/2001 | WO2001020117A1 Boom arrangement for rock drilling apparatus |
| 03/22/2001 | DE19849963A1 Kompaktbohranlage zum Erstellen von Erdbohrungen Compact rig to create Erdbohrungen |
| 03/21/2001 | EP1084057A1 Arrangement for minimizing the explosion potential in moored turrets for hydrocarbon storage vessels |
| 03/21/2001 | CN1063516C Blasthole drill with improved automatic breakout wrench |
| 03/20/2001 | US6202863 Sucker rod cradle apparatus |
| 03/20/2001 | US6202764 Straight line, pump through entry sub |
| 03/20/2001 | US6202758 Compact boring apparatus for making earth bores |
| 03/20/2001 | US6202274 Arrangement for fastening a piston-cylinder arrangement and method for replacing sealings therein |
| 03/15/2001 | WO2001018350A1 Hoisting device, with compensator built into hoisting cable system |
| 03/15/2001 | WO2001018349A1 Method for installing an undersea catenary riser |
| 03/15/2001 | CA2316737A1 Method and system for exploiting natural resources under the seabed |
| 03/13/2001 | US6200180 Mooring system for tanker vessels |
| 03/13/2001 | US6199656 Casing for noise attenuation in a rock drilling rig |
| 03/13/2001 | US6199641 Pipe gripping device |
| 03/08/2001 | WO2001016458A1 Riser tensioning system |
| 03/08/2001 | CA2383418A1 Riser tensioning system |
| 03/07/2001 | CN1286348A Self-locking non-destructive wrench for sucker rod |
| 03/06/2001 | US6196333 Hydrostatic penetration device and tool for the same |
| 02/28/2001 | EP1078146A2 Apparatus and method for facilitating connection of a tubular to a string of tubulars |
| 02/27/2001 | US6192983 Coiled tubing strings and installation methods |
| 02/27/2001 | US6192981 Coiled tubing hanger assembly |
| 02/27/2001 | CA2089902C Power tong with interchangeable jaws |
| 02/22/2001 | WO2000019060A8 Tubular filling system |
| 02/21/2001 | EP1076790A1 Clamping ring in particular for oil duct |
| 02/21/2001 | EP0900317B1 Apparatus and method for downhole drilling communications |
| 02/20/2001 | US6190091 Tension control device for tensile elements |
| 02/20/2001 | US6189628 Earth borer system with drill-rod changer |
| 02/20/2001 | US6189620 Method and apparatus for shutting off upward flow from a conduit |
| 02/20/2001 | US6189609 Gripper block for manipulating coil tubing in a well |
| 02/15/2001 | WO2001011184A1 Device and method for maintaining and guiding a riser, and method for transferring a riser onto a floating support |
| 02/15/2001 | WO2001011183A1 Floating support comprising a central cavity including a plurality of sections |
| 02/14/2001 | EP1075585A1 Device relating to a boring assembly |
| 02/13/2001 | US6186248 Closed loop control system for diamond core drilling |
| 02/13/2001 | CA2222200C Spoolable coiled tubing completion system |
| 02/13/2001 | CA2222194C Spoolable coiled tubing completion system |
| 02/13/2001 | CA2222191C Spoolable coiled tubing completion system |