| 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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| 08/16/2001 | EP1123454A1 System, apparatus, and method for installing control lines in a well |
| 08/16/2001 | EP0966592B1 Apparatus and method for improved tubular grip assurance |
| 08/14/2001 | US6273193 Dynamically positioned, concentric riser, drilling method and apparatus |
| 08/14/2001 | US6273188 Trailer mounted coiled tubing rig |
| 08/09/2001 | WO2001057355A1 Linear coiled tubing injector/hybrid sectional and coiled tubing drilling rig |
| 08/09/2001 | WO2000073176A3 Pipe loading device and method for a directional drilling apparatus |
| 08/09/2001 | US20010011589 Tubular filling system |
| 08/09/2001 | DE10005475A1 Drilling device; has inner rod, hollow outer rod and rotation device to rotate both rods, which drives drive wheel of outer rod and drive wheel of inner rod |
| 08/08/2001 | EP1121508A1 Drilling method |
| 08/07/2001 | US6270136 Tong for well pipe |
| 08/07/2001 | CA2122623C Drill pipe handling |
| 08/03/2001 | CA2298089A1 Linear coiled tubing injector |
| 08/01/2001 | EP1119685A1 Method and device for riser tensioning |
| 08/01/2001 | CN2440938Y Hand electric drill |
| 07/31/2001 | US6267187 Boring apparatus with coupling for rapid connection of drill string segments |
| 07/26/2001 | WO2001053044A1 Load equalizing power tong gear train |
| 07/26/2001 | US20010009205 Blasthole drill with rotary head carriage resiliently held on a mast |
| 07/26/2001 | CA2397595A1 Load equalizing power tong gear train |
| 07/25/2001 | EP1117900A1 Injector used for tubing or coiled tubing |
| 07/25/2001 | EP1117899A1 Recovery of submerged structures |
| 07/25/2001 | EP0898637B1 Slip joint |
| 07/25/2001 | CN1305422A Arrangement for minimizing explosion potential in moored turrets for hydrocarbon storage vessels |
| 07/24/2001 | US6264395 Slips for drill pipe or other tubular goods |
| 07/24/2001 | US6263763 Power tong and backup tong system |
| 07/19/2001 | WO2001051763A1 Device for frictional engagement with tubular goods |
| 07/19/2001 | WO2001051762A1 Horizontal pipe handling device |
| 07/19/2001 | WO2001051760A2 System for automatically drilling and backreaming boreholes |
| 07/19/2001 | DE19953458C1 Vorratsbehälter und Vorrichtung zur Gestängeübergabe für horizontale Vortriebsgeräte Reservoir and apparatus for linkage transfer for horizontal propulsion devices |
| 07/19/2001 | DE10011994C1 Seilzugvorrichtung für Berst-/Aufweitvorrichtungen Cable pulling device for burst / expansion devices |
| 07/19/2001 | CA2396333A1 Horizontal pipe handling device |
| 07/19/2001 | CA2393933A1 Device for frictional engagement with tubular goods |
| 07/18/2001 | EP1115959A1 An apparatus for facilitating the connection of tubulars using a top drive |
| 07/17/2001 | USRE37283 Apparatus for the remote measurement of physical parameters |
| 07/17/2001 | US6262838 Focusing in microscope systems |
| 07/17/2001 | US6260625 Apparatus and method for torsional and lateral centralizing of a riser |
| 07/12/2001 | WO2001049968A1 Combined power tong having integrated mud suction and thread doping apparatus |
| 07/12/2001 | DE19962298A1 Casing push tool for use in oil and gas exploration and production has transmission arm connected to cable drive which slides in guide arranged axially with respect to top drive guide |
| 07/12/2001 | CA2393752A1 Combined power tong having integrated mud suction and thread doping apparatus |
| 07/11/2001 | EP1113976A1 Boom arrangement for rock drilling apparatus |
| 07/11/2001 | EP1040249B1 Device for moving an elongated object, in particular a riser part or a drill pipe cassette |
| 07/11/2001 | EP0963503B1 Power tong |
| 07/11/2001 | CN1303461A Boom arrangement for rock drilling apparatus |
| 07/10/2001 | US6257801 Riser arrangement for offshore vessel and method for installation |
| 07/04/2001 | EP1112435A1 Rock drilling device |
| 07/04/2001 | EP1112434A1 Device for application of dope on male threads |
| 07/04/2001 | CN2437842Y Multipurpose pneumatic oil pipe spider |
| 07/03/2001 | US6253860 Method and arrangement for controlling rock drilling |
| 07/03/2001 | US6253849 Method of distinguishing the raising and lowering of tubing and sucker rods |
| 07/03/2001 | US6253845 Roller for use in a spinner apparatus |
| 07/03/2001 | US6253844 Swivelling device for a downhole rod pump, and method of use thereof |
| 07/03/2001 | US6253643 Jaw assembly |
| 07/03/2001 | CA2016319C Power tongs |
| 06/28/2001 | WO2001046549A1 Three dimensional steerable system |
| 06/28/2001 | WO2000079092A3 Drilling system |
| 06/28/2001 | US20010004937 Hollow tubing pumping system |
| 06/27/2001 | EP1109974A1 Well riser lateral restraint and installation system for offshore platform |
| 06/26/2001 | US6250395 Apparatus system and method for installing and retrieving pipe in a well |
| 06/23/2001 | CA2329398A1 Pusher apparatus for pipes and pipe strings |
| 06/21/2001 | WO2001044088A2 Reel for supporting composite coiled tubing |
| 06/20/2001 | EP1108113A1 Methods and apparatus for connecting tubulars using a top drive |
| 06/20/2001 | EP1108112A1 An apparatus for connecting tubulars using a top drive |
| 06/20/2001 | EP1108111A1 Method and apparatus for connecting tubulars using a top drive |
| 06/20/2001 | EP1108110A2 Drilling device and method for drilling a well |
| 06/20/2001 | EP1108109A1 Hydraulic drilling rig |
| 06/20/2001 | CN2435511Y Improved power pliers safety door |
| 06/19/2001 | US6247534 Wellbore cable system |
| 06/14/2001 | WO2001042618A1 Device for transporting and handling pipes and boring tools |
| 06/13/2001 | EP1106779A2 Riser tensioning construction |
| 06/13/2001 | EP1105619A2 Drilling device and method for drilling a well |
| 06/12/2001 | US6244360 Apparatus and method for running tubulars |
| 06/12/2001 | US6244349 Circulating nipple and method for setting well casing |
| 06/07/2001 | WO2001040699A1 Cable tensioning device for bursting/flaring devices |
| 06/07/2001 | DE19957903A1 Device for producing bore holes and for setting anchors in surrounding rock has advance feed unit displaceably arranged on support carriage and connectable to drill bar or anchor bar via adapter |
| 06/07/2001 | DE19956840A1 Verfahren und Vorrichtung zur Handhabung von Rohren in Bohrgeräten A method and apparatus for handling pipes in drilling rigs |
| 06/05/2001 | US6241020 Method of recording a cross-load on a mobile repair unit for a well |
| 06/05/2001 | CA2013710C A rock drilling apparatus |
| 05/31/2001 | WO2001038688A1 Wrenching tong |
| 05/30/2001 | EP1103696A2 Method and device for handling tubulars in drilling rigs |
| 05/30/2001 | EP1103695A2 Device for mounting a drilling tool on a mast |
| 05/30/2001 | EP1103459A1 Arrangement for heave and tidal movement compensation |
| 05/30/2001 | EP0592653B1 Tubular handling system |
| 05/30/2001 | CN1066515C Downhole tool |
| 05/29/2001 | US6238141 Apparatus for static underground drilling |
| 05/29/2001 | US6237703 Pipe cartridge for a horizontal directional drill |
| 05/29/2001 | US6237684 Pipe string handling apparatus and method |
| 05/29/2001 | US6237445 Gripping apparatus for power tongs and backup tools |
| 05/25/2001 | WO2001036783A1 Pipe racking system track cover |
| 05/23/2001 | DE10040529A1 Borehole tube mounting unit for lifting unit for lifting of casing consisting of one or more tubular segments with casing mounting which has reception space open downwards |
| 05/22/2001 | US6234540 Sealing arrangement |
| 05/22/2001 | US6234253 Method and apparatus for well workover or servicing |
| 05/17/2001 | WO2001034934A2 Reel spool and stand assembly for coiled tubing injector system |
| 05/16/2001 | EP1099824A2 An apparatus for optionally gripping and releasing a tube |
| 05/15/2001 | US6230955 Multiple contour coiled tubing gripper block |
| 05/15/2001 | US6230821 Weight control system for a rotary drill assembly |
| 05/15/2001 | US6230805 Methods of hydraulic fracturing |
| 05/15/2001 | US6230590 Remotely operated raise drill torque tool |
| 05/10/2001 | WO2001033036A2 Apparatus and method for inserting and removing a string of tubulars in/from a borehole |
| 05/10/2001 | WO2001033035A1 Device for transferring rods |
| 05/10/2001 | WO2001033034A1 An arrangement for drilling and workover of oil and gas wells |
| 05/10/2001 | WO2001033033A1 A feeder for feeding a pipe or rod string |