| 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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| 11/14/2007 | CN200975225Y Power tongs rotary-buckling wheel |
| 11/14/2007 | CN200975224Y Drilling machine chuck |
| 11/14/2007 | CN200975223Y Large mousehole conduit pipe of petroleum drilling machine |
| 11/13/2007 | US7293618 Power slip for drillpipe |
| 11/13/2007 | US7293607 Automated system for positioning and supporting the work platform of a mobile workover and well-servicing rig |
| 11/13/2007 | CA2414764C Guide support for rig mounted continuous feed injection unit |
| 11/13/2007 | CA2401075C Wellbore circulation system |
| 11/08/2007 | WO2007127737A2 Tubular running tool |
| 11/08/2007 | WO2007126319A1 Wedge device |
| 11/08/2007 | WO2007125359A1 Apparatus and method for running tubulars |
| 11/08/2007 | WO2007125358A1 Seal assembly for use in a top drive |
| 11/08/2007 | WO2007125357A1 Top drive apparatus |
| 11/08/2007 | WO2007124706A1 Device for vertically holding pipes |
| 11/08/2007 | WO2007109258A3 Well servicing combination unit |
| 11/08/2007 | CA2718116A1 Top drive apparatus |
| 11/07/2007 | CN100347399C Head clamping mechanism of opening power pincers |
| 11/06/2007 | US7290754 T-post puller |
| 11/06/2007 | US7290616 Liner hanger |
| 11/06/2007 | CA2439464C Method and apparatus for reforming tubular connections |
| 11/03/2007 | CA2587050A1 Swivelling device for a downhole rod pump |
| 11/01/2007 | WO2007123460A1 Rock drilling device |
| 11/01/2007 | US20070251728 Automated arm for positioning of drilling tools such as an iron roughneck |
| 11/01/2007 | US20070251725 Multiple Activity Rig |
| 11/01/2007 | US20070251711 Toothed ring connecting structure of a power tool |
| 11/01/2007 | US20070251705 Multi-seal for top drive shaft |
| 11/01/2007 | US20070251703 Apparatus for Interconnecting and Sealing Between Fixed and Rotating Conduits and Methods of Installing Same |
| 11/01/2007 | US20070251702 Casing mandrel with well stimulation tool and tubing head spool for use with the casing mandrel |
| 11/01/2007 | US20070251701 Torque sub for use with top drive |
| 11/01/2007 | US20070251700 Tubular running system |
| 11/01/2007 | US20070251699 Top drive systems |
| 11/01/2007 | CA2644582A1 Rock drilling device |
| 10/31/2007 | EP1687507B1 A power tong |
| 10/31/2007 | EP1540131B1 "top drive swivel apparatus and method" |
| 10/31/2007 | EP1425494B1 Swing mounted fill up and circulating tool |
| 10/31/2007 | DE102006020337A1 Device for vertical holding of tubes, has catch with tiltable locking device which in locked condition engaged behind locking bolt with catch section and safety bolt and securing plate are arranged in area of tilting locking device |
| 10/31/2007 | CN200968186Y Upper buckle torque detecting control device of oilfield drilling preparing operation power tongs |
| 10/31/2007 | CN200968185Y Bidirectional hydraulic slips |
| 10/30/2007 | US7289871 Drilling apparatus |
| 10/30/2007 | US7287598 Apparatus for, and method of, landing items at a well location |
| 10/30/2007 | CA2339683C Device for application of dope on male threads |
| 10/27/2007 | CA2585669A1 Apparatus for interconnecting and sealing between fixed and rotating conduits and method of installing same |
| 10/25/2007 | WO2007101037A3 Hull-to-caisson interface connection assembly for spar platform |
| 10/25/2007 | US20070246934 Protective compression and tension sleeves for threaded connections for radially expandable tubular members |
| 10/25/2007 | US20070246264 Worm and collar drive drill rig |
| 10/25/2007 | US20070246237 Vibration dampening of a power tool |
| 10/24/2007 | CN200964820Y Pressure balanced type static sealing pressurized workover device |
| 10/24/2007 | CN200964808Y Multi-spot segmentation oil pipe fixing-clamp |
| 10/24/2007 | CN200964807Y Double-safety pin for elevator |
| 10/24/2007 | CN200964803Y Pump well polish rod square clip |
| 10/24/2007 | CN200964788Y Rock core drilling machine |
| 10/24/2007 | CN101059067A Multi-spot segmentation oil pipe fixing clamp |
| 10/24/2007 | CN101059066A 液压举升油管装置 Hydraulic lifting device tubing |
| 10/24/2007 | CN101059065A Tube-grasping device |
| 10/24/2007 | CN101059064A Full-automatic pressurized operation machine |
| 10/23/2007 | US7284624 Drill gripping device and method |
| 10/23/2007 | US7284618 Method and a device for automated control of coil pipe operations |
| 10/23/2007 | US7284617 Casing running head |
| 10/23/2007 | US7284602 Self-aligning stuffing box |
| 10/23/2007 | CA2191473C Top entry apparatus and method for a drilling assembly |
| 10/18/2007 | WO2007117150A1 Device and method for a winch for pulling a riser up to a fixed or floating offshore installation |
| 10/18/2007 | WO2007115375A1 Drill rod handler |
| 10/18/2007 | WO2007077503A3 Coiled tubing swivel assembly |
| 10/18/2007 | US20070240909 Scissors type vertical elevated substructure |
| 10/18/2007 | US20070240908 Top drive assembly |
| 10/18/2007 | US20070240890 Jackhammer with a lift assist |
| 10/18/2007 | US20070240884 Pivoting pipe handler for off-line make up of drill pipe joints |
| 10/17/2007 | CN200961456Y Elevator self-locking device for sucking rod |
| 10/17/2007 | CN101054890A Well mouth safe ladder |
| 10/17/2007 | CN101054889A Device and method for controlling oil pipe placing and lifting |
| 10/17/2007 | CN100343481C Automated control system for back-reaming |
| 10/17/2007 | CN100343476C Method for removing gravel pack screens |
| 10/17/2007 | CN100343474C Washpipe assembly |
| 10/16/2007 | US7281588 Tubular injector apparatus and method of use |
| 10/16/2007 | US7281587 Apparatus and methods for tubular makeup interlock |
| 10/16/2007 | US7281586 Mounts for blowout preventer bonnets |
| 10/16/2007 | US7281451 Tong |
| 10/16/2007 | CA2444657C Apparatus and methods for conveying instrumentation within a borehole using continuous sucker rod |
| 10/16/2007 | CA2340995C An apparatus for connecting tubulars using a top drive |
| 10/11/2007 | WO2007044924A3 Rig assist compensation system |
| 10/11/2007 | WO2006078822A3 Modular pipe basket |
| 10/11/2007 | US20070235229 Powered hand slips |
| 10/11/2007 | US20070235198 Mechanism and method for connecting ends of metal tubing |
| 10/10/2007 | EP1841945A2 Improved system and method for deploying optical fiber in a well |
| 10/10/2007 | EP1678407A4 Fingerboard with pneumatically actuated finger latches |
| 10/10/2007 | EP1676015A4 Make-up control system for tubulars |
| 10/10/2007 | EP1671010A4 Method and apparatus for controlling the ascent and descent of pipe in a well bore |
| 10/10/2007 | EP1639227B1 Bottom tensioned offshore oil well production riser |
| 10/10/2007 | CN200958376Y Guide mechanism of drilling rig |
| 10/10/2007 | CN200958375Y Oil-pipe ground reverser |
| 10/10/2007 | CN200958374Y Walking kinetic pliers |
| 10/10/2007 | CN200958373Y Sided-turnover pneumatic chuck |
| 10/10/2007 | CN200958372Y Fastened optical lever clutch |
| 10/10/2007 | CN200958371Y Coarse braid suspender of beam-pumping unit |
| 10/09/2007 | US7278491 Perforating gun connector |
| 10/09/2007 | US7278490 Blast joint swivel for wellhead isolation tool and method of using same |
| 10/09/2007 | CA2403705C Collar load support system and method |
| 10/09/2007 | CA2267426C Continuous circulation drilling method |
| 10/04/2007 | WO2007023397A3 Coiled tubing transport system and method |
| 10/04/2007 | US20070227752 Telescopic Feed Beam for Rock Drill |
| 10/04/2007 | US20070227744 Apparatus and method for lubricating and injecting downhole equipment into a wellbore |