| 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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| 10/06/2011 | WO2011056711A3 Pipe stabilizer for pipe section guide system |
| 10/06/2011 | US20110241337 Tubular connection system facilitating nonrotating signal conductor connection and method |
| 10/06/2011 | US20110240314 System and method for deploying optical fiber |
| 10/06/2011 | US20110240307 Wellhead Hanger Shoulder |
| 10/06/2011 | US20110240306 Bridging Hanger and Seal Running Tool |
| 10/06/2011 | US20110240305 Floating well intervention arrangement comprising a heave compensated work deck and method for well intervention |
| 10/06/2011 | CA2794833A1 Method and device for treatment of a pipestring section that is positioned in a set-back |
| 10/05/2011 | EP2370720A1 Trenchless ducting apparatus frame |
| 10/05/2011 | CN202000967U Multipurpose combined rod on well repair site |
| 10/05/2011 | CN202000930U Floating clamping device for injection head of continuous oil pipe |
| 10/05/2011 | CN202000929U Center-adjustable full-hydraulic double-sleeve clamper used for anchor drilling machine |
| 10/05/2011 | CN202000928U Movable opening mechanism for power tongs |
| 10/05/2011 | CN202000927U Automatic migration device for petroleum exploration |
| 10/05/2011 | CA2736227A1 Removable hand guard for drilling rig hand tongs |
| 10/04/2011 | US8028748 Tubular control apparatus |
| 10/04/2011 | CA2631665C Apparatus and method for facilitating connecting and disconnecting members |
| 10/04/2011 | CA2613256C Pipe running tool having a primary load path |
| 09/29/2011 | WO2011119213A1 Apparatus for handling tubulars |
| 09/29/2011 | WO2011119155A1 Coiled tubing percussion drilling |
| 09/29/2011 | WO2011060270A3 Articulated apparatus for handling a drilling tool |
| 09/29/2011 | WO2011059340A3 Connecting device for kill/choke lines between a riser and a floating drilling vessel |
| 09/29/2011 | US20110232971 Automated carousel drill pipe storing and handling system and method |
| 09/29/2011 | US20110232921 Spoolable downhole control system and method |
| 09/29/2011 | US20110232919 Top drive casing system |
| 09/29/2011 | US20110232895 Well tool with connectors and adapted for use with power tongs |
| 09/28/2011 | EP2368014A1 Setting tool for expandable liner hanger and associated methods |
| 09/28/2011 | CN201991498U 一种井下过泵加重抽油装置 A downhole pumping equipment through the pump heavier |
| 09/28/2011 | CN201991468U 多用途钻头上卸扣工具 Shackle tool multipurpose drill |
| 09/28/2011 | CN201991467U 多功能动力管子钳 Multifunction power pipe clamp |
| 09/28/2011 | CN201991466U 井架绷绳预调装置 Derrick guy presetting device |
| 09/28/2011 | CN201991465U 多功能钻井管柱气动卡瓦 Multifunction pneumatic drill string slips |
| 09/28/2011 | CN201991464U 井架天车钢丝绳防跳槽装置 Derrick crane wire rope anti-hopping devices |
| 09/28/2011 | CN102199998A Injection head device of continuous oil pipe |
| 09/28/2011 | CN102199997A Pneumatic tire type spinner for petroleum drilling machine |
| 09/28/2011 | CN102199996A Stand connection method and device thereof |
| 09/28/2011 | CN101503951B Assisted vertical and traverse linkage apparatus for controlling clamp centralized positioning |
| 09/27/2011 | US8025110 Motor shaft security apparatus |
| 09/27/2011 | CA2502727C Large diameter flush-joint pipe handling system |
| 09/23/2011 | CA2724969A1 Engaging device |
| 09/23/2011 | CA2724796A1 Diverting tool |
| 09/22/2011 | WO2011114111A2 Injector head |
| 09/22/2011 | WO2009135217A3 Apparatus and methods for wedge lock prevention |
| 09/22/2011 | US20110226488 Tubing string hanger and tensioner assembly |
| 09/22/2011 | US20110226487 Positive locked slim hole suspension and sealing system with single trip deployment and retrievable tool |
| 09/22/2011 | US20110226486 Apparatus and methods for tubular makeup interlock |
| 09/22/2011 | US20110226485 Dual ball upper internal blow out preventer valve |
| 09/22/2011 | US20110226467 Well assembly with a composite fiber sleeve for an opening |
| 09/22/2011 | US20110226465 Seal configuration for top drive swivel apparatus and method |
| 09/21/2011 | CN201982036U 立根扶正装置 Rooted righting device |
| 09/21/2011 | CN201982035U 独立式高压油水气井不压井作业装置 Independent high-pressure oil wells snubbing unit |
| 09/21/2011 | CN201982034U 氮气弹簧式钻机液压卡盘 Nitrogen spring drills hydraulic chuck |
| 09/21/2011 | CN201982033U 一种绞车自动控制系统 One kind of winch automatic control system |
| 09/21/2011 | CN201982032U 切削钻机的自动回程装置 Automatic return means cutting rig |
| 09/21/2011 | CN201982031U 钻杆提升装置 Drill pipe lifting device |
| 09/21/2011 | CN201982030U 抽油机井液压悬绳器 Hanging rope hydraulic pumping wells |
| 09/21/2011 | CN201982029U 钻修井机的作业装置 Drilling workover rig working device |
| 09/21/2011 | CN201982028U 一种可手动翻转钻杆休息台装置 One kind can manually flip the drill rest station |
| 09/21/2011 | CN102191923A Long-distance control wellhead operation device for workover operation |
| 09/21/2011 | CN102191922A Tubular column migration and centralizing device for drilling machine |
| 09/20/2011 | US8020627 Equalized load distribution slips for spider and elevator |
| 09/20/2011 | US8020626 Torque wrench system having multiple torque stations |
| 09/20/2011 | CA2550480C Depth control in coiled tubing operations |
| 09/15/2011 | WO2011113032A2 Method and apparatus for washing dowhole tubulars and equipment |
| 09/15/2011 | WO2011112324A2 Feed chain automatic tensioner |
| 09/15/2011 | WO2011112274A1 Breakout wrench system |
| 09/15/2011 | US20110220413 Method and device for creating a deep borehole |
| 09/15/2011 | US20110220371 System and method for fluid treatment |
| 09/15/2011 | US20110220358 Assemblies for the purification of a reservoir or process fluid |
| 09/15/2011 | US20110220344 Method of running a pipe string having an outer diameter transition |
| 09/15/2011 | US20110219917 Breakout wrench system |
| 09/15/2011 | US20110219916 Power Tong Device |
| 09/14/2011 | CN201972634U 液压钳自动升降装置 Hydraulic clamp automatic lifting device |
| 09/14/2011 | CN201972633U Three-coordinate drill pipe automatic setting device |
| 09/14/2011 | CN201972632U 隔水管处理系统 Riser handling system |
| 09/14/2011 | CN201972631U 一种自动保护录井钢丝的传导装置 Conducting means an automatic protection logging wire |
| 09/14/2011 | CN201972630U Rubber core penetrating frame |
| 09/14/2011 | CN102187050A Tube/pipe spooling device |
| 09/14/2011 | CN102182409A Continuous tube guiding device |
| 09/14/2011 | CN102182408A Power slip capable of realizing on-line quick change of clamp tooth boxes and automatic lubrication |
| 09/14/2011 | CN102182407A Double-door casing elevator |
| 09/14/2011 | CN102182406A Device for replacing and lifting hair plait of oil pumping unit |
| 09/14/2011 | CN101649725B Pinion and rack clamping mechanism |
| 09/14/2011 | CN101363310B Linkage hydraulic clamper for mining fully hydraulic rig |
| 09/13/2011 | US8016536 Pipe-handling apparatus and methods |
| 09/13/2011 | US8016029 Apparatus for flexibly restraining service loops in an oil derrick to prevent entangling of the loops |
| 09/13/2011 | US8016028 Apparatus for flexibly restraining service loops in an oil derrick to prevent entangling of the loops |
| 09/13/2011 | CA2514136C Apparatus and methods of setting and retrieving casing with drilling latch and bottom hole assembly |
| 09/09/2011 | WO2011109293A1 Elevator grip assurance |
| 09/09/2011 | WO2011107889A2 Coiled tubing injector assembly |
| 09/09/2011 | WO2009135220A3 Fill up and circulation tool and mudsaver valve |
| 09/09/2011 | CA2791852A1 Coiled tubing injector assembly |
| 09/09/2011 | CA2791477A1 Elevator grip assurance |
| 09/08/2011 | US20110214918 Excavation Apparatuses and Methods |
| 09/08/2011 | US20110214917 Power Swivel Stand Having Pivoting Positioning Arms |
| 09/07/2011 | EP2156005B1 Single joint elevator with gripping jaws |
| 09/07/2011 | CN201963290U 测井绞车的遥控控制系统 Remote control system logging winch |
| 09/07/2011 | CN201963269U 碰泵器悬挂组合装置 Touch the pump is suspended combination device |
| 09/07/2011 | CN201963243U 智能式全自动抽油杆密封防喷器 Intelligent automatic rod seal BOP |
| 09/07/2011 | CN201963227U 抽油机调偏顶架 Pumping detuning top shelf |
| 09/07/2011 | CN201963226U 抽油杆专用开口扳手 Sucker dedicated open-end wrench |