| 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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| 06/06/2012 | EP2459838A1 Portable pipe storage device |
| 06/06/2012 | CN202266208U 非开挖施工钻杆快卸装置 Trenchless drill pipe quick release device |
| 06/06/2012 | CN202266207U 石油套管接箍快速预紧装置 Oil casing collar quick pretensioners |
| 06/06/2012 | CN202266206U 可负载连续旋转的游车大钩中间体 Can load continuous rotation of traveling intermediate hook |
| 06/06/2012 | CN202266205U 井口液压增力装置 Wellhead hydraulic booster |
| 06/06/2012 | CN202266204U 一种钻井用防单吊环检查装置 One kind of anti-drilling a single inspection device rings |
| 06/06/2012 | CN202266203U 带压作业防顶压系统 Anti-pressure job with a top pressure system |
| 06/05/2012 | US8192129 Pipe handling boom pretensioning apparatus |
| 06/05/2012 | US8192128 Alignment apparatus and method for a boom of a pipe handling system |
| 06/05/2012 | US8192127 Tubular handling system for drilling rigs |
| 06/05/2012 | US8191641 Control line running system |
| 06/05/2012 | US8191638 Drill stem connection and method |
| 06/05/2012 | US8191637 Method and apparatus for conducting earth borehole operations |
| 06/05/2012 | US8191636 Method and apparatus for motion compensation during active intervention operations |
| 06/05/2012 | US8191622 Varying access points for tubing and casing monitoring and casing annulus remediation systems |
| 06/05/2012 | US8191621 Casing stabbing guide and method of use thereof |
| 06/05/2012 | US8191620 Gripper for coiled tubing injectors |
| 06/05/2012 | CA2648824C Drill rod handler |
| 06/05/2012 | CA2646012C Seal assembly for use in a top drive |
| 06/05/2012 | CA2539019C A tubular component provided with mutually oriented threaded elements, and a method for producing it |
| 06/05/2012 | CA2529921C Coiled tubing injector system |
| 05/31/2012 | WO2012069154A1 Method and device for inspecting a threading of a tubular connection used in the oil industry |
| 05/31/2012 | WO2012040419A3 Pressure balanced drilling system and method using the same |
| 05/31/2012 | WO2012033793A3 Two speed direct drive drawworks |
| 05/31/2012 | WO2012022987A3 Well intervention |
| 05/31/2012 | WO2012018937A9 Control line installation unit |
| 05/31/2012 | US20120132875 Apparatus and method for use in handling a load |
| 05/31/2012 | DE102010060823A1 Verfahren und Vorrichtung zur halbautomatischen Justierung einer Handhabungseinrichtung Method and apparatus for semi-automatic adjustment of a handler |
| 05/31/2012 | CA2818779A1 Method and device for inspecting a threading of a tubular connection used in the oil industry |
| 05/30/2012 | EP2458135A2 Method and device for semi-automatic adjustment of a handling device |
| 05/30/2012 | EP2456947A2 Offshore drilling system |
| 05/30/2012 | CN202251712U Multiple-stage gear transmission mechanism |
| 05/30/2012 | CN202249872U Internal and external barrel lifting short piece of coring tool |
| 05/30/2012 | CN202249848U Lower supporting seat for drill pipe of drilling machine |
| 05/30/2012 | CN202249847U Integrated multi-cylinder compression positioning mechanism |
| 05/30/2012 | CN202249846U Hydraulic control system for continuous pipe snubbing unit |
| 05/30/2012 | CN202249845U Hydraulic push type pipe screwing machine for unscrewing drilling rods of drilling machine |
| 05/30/2012 | CN202249844U Buffer protection device for operation screw on machine |
| 05/30/2012 | CN202249843U Buckled protector of sucker rod |
| 05/30/2012 | CN202249842U Mechanical clamping device |
| 05/30/2012 | CN202249841U Oil pipe conveying device |
| 05/30/2012 | CN202249840U Sleeve clamping and holding device of vertical pipe arranging machine with turnover claws |
| 05/30/2012 | CN202249839U Ground support system for extracting and placing oil pipe during oil well operation |
| 05/30/2012 | CN202249838U Anti-drop mechanical clamp type rope cap capable of realizing rapid replacement |
| 05/30/2012 | CN202249837U Underground drill rig and hydraulic clamping device thereof |
| 05/30/2012 | CN202249836U Underground drill rig power head and chuck device thereof |
| 05/30/2012 | CN202249835U Pipe rolling drill and secondary clamp component thereof |
| 05/30/2012 | CN202249834U Hydraulic power slip for drill pipe |
| 05/30/2012 | CN202249833U Device for quickly taking out beam hanger of pumping well |
| 05/30/2012 | CN202249832U Self-adjusting cross head beam hanger |
| 05/30/2012 | CN202249831U Hydraulic cathead device |
| 05/30/2012 | CN202249830U Rope hanging device of closed tank body oil-pumping machine |
| 05/30/2012 | CN202249829U Blowout rescuer rushing device |
| 05/30/2012 | CN202249828U Drill rod clamping device |
| 05/30/2012 | CN202249827U Casing-pipe clamping device for full-casing-pipe full-slewing drilling machine |
| 05/30/2012 | CN202249826U Short spiral drilling tool with built-in safety protection device |
| 05/30/2012 | CN202249750U Power source conveying device of hydraulic drilling machine |
| 05/30/2012 | CN202249736U Multi-head grasping claw for full-rotating drill completely made of sleeves |
| 05/30/2012 | CN102482932A 可膨胀式尾管悬挂器的送入工具以及相关方法 Can be expandable liner hanger running tool and related methods |
| 05/30/2012 | CN102482924A 用于扭矩钳的旋转的装置和方法 The apparatus and method for rotating the torque tongs |
| 05/30/2012 | CN101737016B Torque-withstanding drill pipe elevating device |
| 05/30/2012 | CN101469603B Automatic assembling and disassembling system for drill pipe |
| 05/29/2012 | USRE43410 Universal carrier for grippers in a coiled tubing injector |
| 05/29/2012 | US8186926 Drill rod handler |
| 05/29/2012 | US8186925 Drill rod handler |
| 05/29/2012 | US8186455 Simultaneous tubular handling system and method |
| 05/29/2012 | US8186445 System, method and apparatus for thermal wellhead having high power cable for in-situ upgrading processing |
| 05/29/2012 | US8186426 Wellhead seal assembly |
| 05/29/2012 | US8186246 Gripping or clamping mechanisms |
| 05/24/2012 | WO2012067669A1 Remote operation of a rotating control device bearing clamp and safety latch |
| 05/24/2012 | WO2012067628A1 Remote operation of a rotating control device bearing clamp |
| 05/24/2012 | WO2012067627A1 Remote operation of a rotating control device bearing clamp |
| 05/24/2012 | WO2012066268A2 A heave compensating system |
| 05/24/2012 | US20120130537 Pipe kicker/indexer for pipe handling systems |
| 05/24/2012 | US20120125637 Non-metallic slip assembly and related methods |
| 05/24/2012 | US20120125636 Remote operation of a rotating control device bearing clamp |
| 05/24/2012 | US20120125634 Emergency Bowl for Deploying Control Line from Casing Head |
| 05/24/2012 | US20120125632 Methods and Apparatus for Manipulating and Driving Casing |
| 05/24/2012 | CA2813732A1 Remote operation of a rotating control device bearing clamp |
| 05/24/2012 | CA2798801A1 Remote operation of a rotating control device bearing clamp and safety latch |
| 05/23/2012 | EP2454444A2 Downhole intervention |
| 05/23/2012 | EP2454443A2 Production riser |
| 05/23/2012 | CN202228021U Cantilever connecting mechanism of injection head |
| 05/23/2012 | CN202228020U Injection head device |
| 05/23/2012 | CN202228019U Continuous oil pipe pressing mechanism |
| 05/23/2012 | CN202228018U Overturning mechanism of hydraulic driven injection head |
| 05/23/2012 | CN202228017U Mechanism for laterally moving injection head |
| 05/23/2012 | CN202228016U Vehicle-mounted coiled tubing operation device |
| 05/23/2012 | CN202228015U A hydraulic drive remote control track motion type hydraulic oil pipe wrench |
| 05/23/2012 | CN202228014U Control system for drill pipe power tongs lifting device |
| 05/23/2012 | CN202228013U Holding and screw-off device of non-excavation guide drilling machine |
| 05/23/2012 | CN202228012U Device for preventing drill stems from falling into rat-hole scabbards |
| 05/23/2012 | CN202228011U Tube twisting drilling machine and main clamping assembly thereof |
| 05/23/2012 | CN202228010U Feeding mechanism of drill rod of drilling machine |
| 05/23/2012 | CN202228009U Adjusting device for beam hanger of oil pumping machine |
| 05/23/2012 | CN202228008U Polish rod lifter |
| 05/23/2012 | CN202228007U Portable polished rod eye for measuring indicator diagram |
| 05/23/2012 | CN202228006U 夹持装置 Clamping device |
| 05/23/2012 | CN202227983U High-stand engineering drilling machine |
| 05/23/2012 | CN102472084A 旋转钳中的定中心装置 The rotating clamp centering device |