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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05/01/2003 | US20030079881 Deepwater intervention system |
04/30/2003 | CN2547864Y Drop-proof polish rod slip |
04/30/2003 | CN1414208A Pincer pliers device |
04/29/2003 | US6554075 CT drilling rig |
04/29/2003 | US6554072 Co-linear tensioner and methods for assembling production and drilling risers using same |
04/24/2003 | WO2003033858A1 Apparatus and method for reducing required torque |
04/24/2003 | WO2002087959A3 Multipurpose unit with multipurpose tower and method for tendering with a semisubmersible |
04/24/2003 | WO2002055841A3 Well screen having a line extending therethrough |
04/24/2003 | US20030077124 Rock drilling rig |
04/24/2003 | US20030075361 Well system |
04/24/2003 | US20030075346 Rock drilling machine |
04/24/2003 | US20030075023 Apparatus and method relating to tongs, continous circulation and to safety slips |
04/23/2003 | EP1303680A1 Rock drilling machine |
04/23/2003 | EP0960258B1 Apparatus for gripping a tubular member |
04/23/2003 | EP0920567B1 Rock drilling rig |
04/23/2003 | CN2546616Y Hydraulic disconnecting pipe coupling pliers |
04/23/2003 | CN1413285A Three dimensional steerable system |
04/22/2003 | US6550547 System and method for automatically controlling a pipe handling system for a horizontal boring machine |
04/22/2003 | US6550544 Rock drilling device |
04/22/2003 | US6550536 Downhole coiled tubing recovery apparatus |
04/22/2003 | US6550128 Apparatus and method for handling of tubulars |
04/17/2003 | WO2003031766A1 Arrangement at a pipe locating assembly |
04/17/2003 | WO2003031760A2 Non-seize material attachment for a drill slip system |
04/17/2003 | WO2003031243A2 Snubbing unit with improved slip assembly |
04/17/2003 | US20030071160 Reel spool and stand assembly for coiled tubing injector system |
04/17/2003 | US20030070841 Shallow depth, coiled tubing horizontal drilling system |
04/16/2003 | EP1301682A1 Tubing injector |
04/16/2003 | EP0874946B1 Arrangement for leading flexible elements to a rock drill, and a hose reel structure |
04/10/2003 | WO2003029606A2 Dedicated riser tensioner apparatus, method and system |
04/10/2003 | US20030066718 Snubbing unit with improved slip assembly |
04/10/2003 | US20030066717 Low friction slip assembly |
04/10/2003 | US20030066656 Concentric casing jack |
04/10/2003 | US20030066654 Pipe running tool |
04/10/2003 | US20030066470 Method for installing a number of risers or tendons and vessel for carrying out said method |
04/10/2003 | DE10155105C1 Earth drill with pipe line installer has frame supporting hollow drill shaft with flushing pipes |
04/09/2003 | EP1300544A1 Concentric casing jack |
04/09/2003 | EP1299211A1 High torque power tong |
04/09/2003 | EP0975512B1 Riser mounting arrangement for a mooring system |
04/09/2003 | CN2544089Y Drop-proof elevator pin |
04/08/2003 | US6543555 Automatic loader for drill rods |
04/08/2003 | US6543552 Method and apparatus for drilling and lining a wellbore |
04/08/2003 | US6543551 Pipe handling device |
04/03/2003 | WO2003026953A1 Receptacle assembly and method for use on an offshore structure |
04/03/2003 | US20030063953 Dedicated riser tensioner apparatus, method and system |
04/02/2003 | EP0960256B1 Gripping arrangement for gripping casing |
04/02/2003 | EP0927294B1 Coupling piece for use at simultaneous earth and/or rock drilling with an upper rotary percussion device and a lower percussion device |
04/02/2003 | EP0722531B1 Pipe racker assembly |
04/02/2003 | CN2542820Y Power slips |
04/02/2003 | CN1406699A Electric tool with battery catapult |
03/27/2003 | WO2003025444A2 Load compensator for a pipe running tool |
03/27/2003 | WO2003025336A1 Active controlled bottomhole pressure system & method |
03/27/2003 | US20030056993 Drilling machine having a feed cable tensioner |
03/27/2003 | US20030056989 Drilling machine having a non-impact breakout system |
03/27/2003 | US20030056988 Drilling machine having a rotary head guide |
03/27/2003 | US20030056986 Drill rig assembly |
03/27/2003 | US20030056623 Vise apparatus |
03/26/2003 | EP1295009A1 Tensioner/slip-joint assembly |
03/26/2003 | EP1295006A1 Pipe handling apparatus and method of landing items at a well location |
03/26/2003 | EP0948702B1 Apparatus and method for running tubulars |
03/26/2003 | CN1406201A Coiled tubing handling system and methods |
03/25/2003 | US6536539 Shallow depth, coiled tubing horizontal drilling system |
03/25/2003 | US6536527 Connection system for catenary riser |
03/25/2003 | US6536520 Top drive casing system |
03/25/2003 | CA2059995C Method and system for deploying submersible pump using reeled tubing |
03/20/2003 | WO2003023179A2 System for lining a wellbore casing |
03/20/2003 | US20030053868 Adjustable rigid riser connector |
03/20/2003 | US20030052529 Arrangement for determining position of unmanned mining vehicles |
03/20/2003 | US20030051877 Stackable guide funnel system and method |
03/19/2003 | EP1292430A1 Ring gear supporting idler gear |
03/19/2003 | EP0993541B1 Apparatus for and a method of supporting a tubular member |
03/18/2003 | US6533519 Pipe handling apparatus |
03/18/2003 | US6533046 Pipe loading device for a directional drilling apparatus |
03/18/2003 | US6532648 Apparatus for fixedly connecting threaded tubes, and recording medium storing control program |
03/13/2003 | US20030047588 Method of joining metal oilfield tubulars and well provided therewith |
03/13/2003 | US20030047334 Rock drilling rig |
03/13/2003 | US20030047319 Mechanical torque table and method |
03/12/2003 | EP1289716A1 Pivoting support for power tool |
03/12/2003 | EP0939687A4 Interlocking jaw power tongs |
03/12/2003 | EP0864030B1 Stretch compensation in a hoisting system for a derrick |
03/12/2003 | CN2539836Y Hydraulic pincers torque adjusting reversing apparatus |
03/12/2003 | CN2539835Y Elevator for gripping sucker rod |
03/11/2003 | US6530432 Oil well tubing injection system and method |
03/11/2003 | US6530430 Tensioner/slip-joint assembly |
03/05/2003 | EP1289032A1 Power tool, battery pack and attachment/ejection mechanism therefor |
03/05/2003 | EP1288433A1 Drill rig assembly |
03/05/2003 | CN2538947Y Rope braid rotation preventing device for beam-pumping unit |
03/05/2003 | CN2538946Y Square drilling rod displacing device |
03/04/2003 | US6527493 Handling of tube sections in a rig for subsoil drilling |
03/04/2003 | US6527215 Reel spool and stand assembly for coiled tubing injector system |
03/04/2003 | US6527062 Well drilling method and system |
03/04/2003 | US6527055 Thrust enhancement device for coiled tubing injectors |
03/04/2003 | US6527049 Apparatus and method for isolating a section of tubing |
03/04/2003 | US6527047 Method and apparatus for connecting tubulars using a top drive |
03/04/2003 | US6526818 Seabed analysis |
02/27/2003 | WO2003016670A2 Swing mounted fill up and circulating tool |
02/27/2003 | US20030039880 Power tool with battery pack ejector |
02/27/2003 | US20030037940 Excavation apparatus |
02/26/2003 | EP1285146A1 Automated riser recoil control system and method |
02/26/2003 | EP0934483B1 Hose supporting arrangement for actuators of rock drill apparatus |
02/26/2003 | EP0712499B1 Improved slick line system with real-time surface display |