| 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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| 05/14/2008 | EP1276663B1 System and method for riser recoil control |
| 05/14/2008 | EP1045958B1 A drill pipe and method of forming and reconditioning a drill pipe |
| 05/14/2008 | CN201059171Y Special slips for oil production well water-jet deep-penetrating construction |
| 05/13/2008 | US7370707 Method and apparatus for handling wellbore tubulars |
| 05/13/2008 | CA2511678C Automated control system for back-reaming |
| 05/13/2008 | CA2470387C Pipe-gripping structure having load ring |
| 05/08/2008 | WO2008055266A1 Devices and systems for measurement of position of drilling related equipment |
| 05/08/2008 | WO2008054302A1 Bit changer |
| 05/08/2008 | US20080105859 Apparatus for the Axial Movement of Piping or the Like |
| 05/08/2008 | US20080105463 Apparatus for, and method of, landing items at a well location |
| 05/08/2008 | CA2670700A1 Devices and systems for measurement of position of drilling related equipment |
| 05/08/2008 | CA2667876A1 Device and method for automatic change of a drill bit and rock drilling equipment provided with the device |
| 05/07/2008 | EP1774133B1 Method and device to clamp control lines to tubulars |
| 05/07/2008 | EP1427663B1 Load compensator for a pipe running tool |
| 05/07/2008 | CN201057001Y Pipes system of self-lifting type drilling platform |
| 05/07/2008 | CN201057000Y Gun type lift sub safety pin |
| 05/07/2008 | CN201056999Y Off-centering shaft mouth rotating device |
| 05/07/2008 | CN201056998Y Drilling hydraulic big forceps elevator |
| 05/07/2008 | CN101173600A Anti-prop slips capable of dragging |
| 05/06/2008 | US7367404 Tubing seal |
| 05/06/2008 | US7367403 Top feed of control lines to table-elevated spider |
| 05/06/2008 | CA2463321C A tubing injector |
| 05/06/2008 | CA2456650C Locking arrangement for a threaded connector |
| 05/06/2008 | CA2433301C Running tool and wellbore component assembly |
| 05/06/2008 | CA2409371C Tubular joint detection system |
| 05/02/2008 | WO2008051615A1 Drill stem connection and method |
| 05/02/2008 | WO2008051092A1 Telescopic joint |
| 05/02/2008 | WO2008050150A1 A top drive apparatus for drilling a bore hole |
| 05/01/2008 | US20080101891 Horizontal pipe storage and handling system |
| 05/01/2008 | US20080100064 Protective Compression and Tension Sleeves for Threaded Connections for Radially Expandable Tubular Members |
| 05/01/2008 | US20080099225 Pen-type pneumatic tool having a manual airflow control knob |
| 05/01/2008 | US20080099211 Reciprocating pump drive apparatus |
| 05/01/2008 | US20080099209 System and Method for Protecting Downhole Components During Deployment and Wellbore Conditioning |
| 05/01/2008 | US20080099206 Methods and apparatus for injecting fluids at a subterranean location in a well |
| 04/30/2008 | EP1916379A1 Horizontal pipes handling system |
| 04/30/2008 | EP1915506A1 Casing bottom hole assembly retrieval process |
| 04/30/2008 | EP1751393A4 Telescopic feed beam for rock drill |
| 04/29/2008 | US7363991 System and method for relocating extended length objects |
| 04/29/2008 | US7363968 Umbilical reel safety release |
| 04/29/2008 | US7363691 Method and apparatus for forming a mono-diameter wellbore casing |
| 04/29/2008 | US7363690 Method and apparatus for forming a mono-diameter wellbore casing |
| 04/29/2008 | CA2537502C Separable plug for use in a wellbore |
| 04/29/2008 | CA2474991C Oil well servicing vehicle |
| 04/29/2008 | CA2375778C Rock drill and mounting frame |
| 04/29/2008 | CA2373515C Drilling system |
| 04/24/2008 | WO2008048163A1 Integrated drilling deck and bop handling |
| 04/24/2008 | US20080093126 Drill Rod Support, And Drill Rod Support Half |
| 04/24/2008 | US20080093091 Method And Device For Preventing Pipeskidding |
| 04/24/2008 | US20080093088 Electronic threading control apparatus and method |
| 04/24/2008 | US20080093087 Wellhead Hold-Down Apparatus and Method |
| 04/23/2008 | EP1700000B1 Underbalanced well drilling and production |
| 04/22/2008 | US7360603 Methods and apparatuses for wellbore operations |
| 04/22/2008 | US7360589 Articulating bail assembly and method |
| 04/17/2008 | WO2008044996A1 Wire attachment on a drill rig |
| 04/17/2008 | WO2008011199A3 Conductor casing installation by anchor handling/tug/supply vessel |
| 04/17/2008 | US20080089745 Method And Device For Connecting A Riser To A Target Structure |
| 04/17/2008 | US20080087440 Method of monodiameter well construction |
| 04/17/2008 | US20080087414 Ball dropping tool method and apparatus |
| 04/17/2008 | DE102006049060A1 Drill mounting for boring and anchor setting device for e.g. tunnel construction, has drilling hammer movably arranged on guidance, where mounting is converted as carrier aggregate for spraying manipulator for laying gunite |
| 04/16/2008 | CN201047259Y Oil pumping rod make-up device |
| 04/16/2008 | CN201047258Y Smooth sucker rod security locking device |
| 04/15/2008 | US7357434 Load ring for lifting by elevator, of casing having no upset |
| 04/15/2008 | US7357187 BOP conversion apparatus |
| 04/15/2008 | US7357184 Jacking frame having a wellhead centralizer and method of use |
| 04/10/2008 | WO2008040976A1 Apparatus and method for use in handling an elongate member |
| 04/10/2008 | US20080083540 Apparatus and methods for tubular makeup interlock |
| 04/10/2008 | US20080083539 Retrievable frac mandrel and well control stack to facilitate well completion, re-completion or workover and method of use |
| 04/10/2008 | US20080083362 Water intake riser |
| 04/09/2008 | EP1907662A1 Hydraulic circuit device |
| 04/09/2008 | CN101158274A Intelligent type not damaged hydraulic power clamp |
| 04/08/2008 | US7353887 Control systems and methods for active controlled bottomhole pressure systems |
| 04/08/2008 | US7353880 Method and apparatus for connecting tubulars using a top drive |
| 04/08/2008 | CA2423107C Well drilling method and system |
| 04/03/2008 | WO2007001794A8 Pipe running tool having wireless telemetry |
| 04/03/2008 | DE102006045557A1 Gestängemitnehmer Gestängemitnehmer |
| 04/02/2008 | EP1658415B1 A drilling device with a telescopic arm |
| 04/02/2008 | EP1299211B1 High torque power tong |
| 04/02/2008 | CN201043448Y Intensification structure for lower shell body of drilling rod power tongs |
| 04/02/2008 | CN201043447Y Antipollution guardrail of oil tube bed |
| 04/02/2008 | CN201043446Y Lifting and hanging device of blowout preventer unit |
| 04/02/2008 | CN201043445Y Traveling crane headframe connecting mechanism of oil-well rig |
| 04/01/2008 | US7350593 Electronically controlled earth drilling rig |
| 04/01/2008 | US7350589 Telemetering system |
| 04/01/2008 | US7350587 Pipe guide |
| 04/01/2008 | US7350586 Casing running tool and method of using same |
| 04/01/2008 | US7350565 Self-expandable cylinder in a downhole tool |
| 04/01/2008 | US7350563 System for lining a wellbore casing |
| 03/27/2008 | WO2008035977A1 Centralizing device for an elongated body in a mouse hole machine |
| 03/27/2008 | WO2008034262A1 Oilfield tubular torque wrench with automated positioning |
| 03/27/2008 | US20080073097 Inlet air way control structure of air tool |
| 03/27/2008 | US20080073085 Technique and System for Intervening in a Wellbore Using Multiple Reels of Coiled Tubing |
| 03/27/2008 | US20080073084 Distributed Temperature Sensing in Deep Water Subsea Tree Completions |
| 03/26/2008 | EP1903178A2 Three dimensional steerable system |
| 03/26/2008 | CN201041008Y Sucker rod make-up device |
| 03/26/2008 | CN201041007Y Integrated type outer circulation casing head hanger of casing head |
| 03/26/2008 | CN101148981A Pumping unit hair plait twisting resisting equipment |
| 03/25/2008 | US7347286 Drill string valve assembly |
| 03/25/2008 | US7347257 Aparatus for spooled tubing operations |
| 03/25/2008 | CA2518604C Gripper head assembly for a pipe handling system |
| 03/25/2008 | CA2385426C Method and device for moving a tube in a borehole in the ground |