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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06/23/2009 | US7549468 Coiled tubing injector system |
06/23/2009 | CA2541168C Inline compensator for a floating drilling rig |
06/23/2009 | CA2534689C Fingerboard with pneumatically actuated finger latches |
06/23/2009 | CA2531549C System and technique for orienting and positioning a lateral string in a multilateral system |
06/18/2009 | WO2009076648A2 Top drive system |
06/18/2009 | WO2009075840A1 Gas assisted downhole pump |
06/18/2009 | WO2009075683A1 Improved pneumatic tool design |
06/18/2009 | WO2009049006A3 Pipe connection system |
06/18/2009 | US20090151955 Big assembly with movable rig floor units |
06/18/2009 | US20090151934 Top drive system |
06/18/2009 | DE102006045557B4 Gestängemitnehmer Gestängemitnehmer |
06/18/2009 | CA2837581A1 Top drive system |
06/18/2009 | CA2707050A1 Top drive system |
06/17/2009 | EP2069604A1 Apparatus and method for use in handling an elongate member |
06/17/2009 | CN201258705Y Anti-clipping device for hydraulic tongs |
06/17/2009 | CN201258704Y Multifunction power tongs screw fastening device |
06/17/2009 | CN201258703Y Crawler belt guide rod machine |
06/17/2009 | CN201258702Y Mechanical anti-jack slip capable of dragging |
06/17/2009 | CN201258701Y Combined hydraulic clamping chuck |
06/17/2009 | CN201258700Y Hanger hoisting device for workover rig frame sucker rod |
06/17/2009 | CN101457636A Reducing slip for tube fastener for oil tube |
06/17/2009 | CN100501117C Pumping rod fastener |
06/17/2009 | CN100501116C Anticollision system of roller bridge applicable in well workover rig in ocean and control method |
06/16/2009 | US7546882 Stand compensator |
06/16/2009 | US7546869 Automated system for positioning and supporting the work platform of a mobile workover and well-servicing rig |
06/16/2009 | CA2359215C An apparatus and a method for facilitating the connection of pipes |
06/11/2009 | WO2009048319A3 Installing an expandable tubular in a subsea wellbore |
06/11/2009 | US20090148110 Optical fiber for pumping and method |
06/11/2009 | US20090146441 Gripping tool with fluid grip activation |
06/11/2009 | US20090145613 Optical fiber for pumping and method |
06/11/2009 | US20090145611 Tensioner anti-rotation device |
06/11/2009 | US20090145610 Methods of Using Enhanced Wellbore Electrical Cables |
06/11/2009 | US20090145594 Gripping tool with driven screw grip activation |
06/10/2009 | EP2066865A1 Light-weight single joint manipulator arm |
06/10/2009 | CN201254964Y Novel drill derrick racking platform mobile operation console |
06/10/2009 | CN101451427A Drilling device and drilling method |
06/10/2009 | CN100497880C Method and device for impact loosening of thread joints |
06/10/2009 | CA2646929A1 Gripping tool with fluid grip activation |
06/10/2009 | CA2646927A1 Gripping tool with driven screw grip activation |
06/09/2009 | US7544036 Column selector for pipe section magazine of directional drill |
06/09/2009 | US7543650 Quill saver sub |
06/09/2009 | CA2568659C Mobile drilling rig with dual carriers |
06/09/2009 | CA2513643C Centrifugal applicator |
06/04/2009 | WO2009040569A3 A mobile land rig |
06/04/2009 | US20090139731 Drilling device and drilling method |
06/04/2009 | US20090139730 Mechanical seal and lock for tubing conveyed pump system |
06/03/2009 | EP2064409A2 Coiled tubing wellbore drilling and surveying using a through the drill bit apparatus |
06/03/2009 | EP2064408A1 Centralizing device for an elongated body in a mouse hole machine |
06/03/2009 | CN201250623Y Elevating mechanism of main tong of power tongs |
06/03/2009 | CN201250622Y Slip flashboard |
06/03/2009 | CN201250621Y Open side taper elevator for ultradeep well |
06/03/2009 | CN201250620Y Sucker rod locker |
06/03/2009 | CN201250619Y Intelligent hydraulic sucker rod hanging tong |
06/03/2009 | CN101449025A Well servicing combination unit |
06/03/2009 | CN101449024A Drill rod handler |
06/03/2009 | CN101446183A Progressive cavity pump ground-driven slip-preventing device |
06/02/2009 | US7540338 Single joint drilling system with inclined pipe handling system |
06/02/2009 | CA2537959C Universal rig with vertical stand for tubulars |
06/02/2009 | CA2405096C Rock drilling rig |
06/02/2009 | CA2350611C Tapered connector for a tubing string |
05/28/2009 | WO2009067342A1 Slippage sensor and method of operating an integrated power tong and back-up tong |
05/28/2009 | WO2009066166A1 Elevator for gripping and lifting a riser joint |
05/28/2009 | WO2004094768A3 Drill string design methodology for mitigating fatigue failure |
05/28/2009 | US20090136327 Device for Storing Tubulars and Devices for Handling of Tubulars |
05/28/2009 | US20090136326 Tubular handling system for drilling rigs |
05/28/2009 | US20090134261 Device for guiding and tensioning supply lines |
05/28/2009 | US20090133881 Heave motion compensation |
05/27/2009 | EP2062689A1 Pipe connection device |
05/27/2009 | EP1671010B1 Method and apparatus for controlling the ascent and descent of pipe in a well bore |
05/27/2009 | CN201246120Y Open type floating fast rotary machine of petroleum boring tool disassembly and assembly machine |
05/27/2009 | CN201246119Y 夹持装置 Clamping device |
05/27/2009 | CN201246118Y Oil cylinder built-in type hydraulic clamping chuck |
05/27/2009 | CN101440698A Sea petroleum door type clamping chuck apparatus |
05/27/2009 | CN101440697A 9000m sea petroleum platform well drilling module winch capstan |
05/27/2009 | CN100491691C Drill floor well repairing machine without manual operation in well mouth |
05/27/2009 | CN100491688C Chuck and water swivel integrated apparatus for full hydraulic driller for pumping, draining and discharging gas |
05/26/2009 | US7537424 Apparatus and method for handling pipe sections |
05/26/2009 | US7537416 Riser support system for use with an offshore platform |
05/26/2009 | US7537061 System and method for releasing and retrieving memory tool with wireline in well pipe |
05/26/2009 | US7537059 Drill rod greasing magazine and method |
05/26/2009 | CA2645232A1 A tubular handling system for drilling rigs |
05/26/2009 | CA2550981C Continuous circulation drilling method |
05/26/2009 | CA2438807C Mono-diameter wellbore casing |
05/26/2009 | CA2356184C Tubing anchor |
05/22/2009 | WO2009065124A1 Tubular control apparatus |
05/22/2009 | WO2009064941A2 Tensioner anti-rotation device |
05/22/2009 | WO2009064610A1 Automated system for positioning and supporting the work platform of a mobile workover and well-servicing rig |
05/22/2009 | WO2009064194A1 Pipe manipulator device |
05/22/2009 | WO2009024760A3 Connector assembly for riser with heave compensation |
05/22/2009 | CA2705813A1 Tubular control apparatus |
05/21/2009 | US20090127001 Pipehandler |
05/21/2009 | US20090126946 Method and apparatus for drilling and servicing subterranean wells with rotating coiled tubing |
05/21/2009 | US20090126941 Tubular control apparatus |
05/20/2009 | EP2059650A1 Ring sheave |
05/20/2009 | CN201241641Y Fast elbow connection apparatus of oil field well repairing power pliers |
05/20/2009 | CN201241640Y Adjustable centering side hanging type back pincers |
05/20/2009 | CN201241639Y Rod unloading machine of drill |
05/20/2009 | CN201241638Y Constant-closed type hydraulic chuck |
05/20/2009 | CN201241637Y Self-locking type optical rod clamp |
05/20/2009 | CN201241636Y Hoisting mechanism of rotary digging drill |