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) |
---|
06/16/2010 | EP1931561B1 Vessel comprising a subsea equipment motion restraining and guidance system |
06/16/2010 | CN201507255U Lower bearing support of drilling rod |
06/16/2010 | CN201507254U Casing tong novel valve plate protecting device |
06/16/2010 | CN201507253U A novel slip insert plate with high tooth and without distance |
06/16/2010 | CN201507252U Chain tensioning mechanism for drilling machine |
06/16/2010 | CN201507251U Adjustable rope hanging device |
06/16/2010 | CN101737016A Torque-withstanding drill pipe elevating device |
06/16/2010 | CN101737004A Pressure mechanism suitable for fire rebuilt wellhead device for oil and gas well |
06/15/2010 | US7736119 Horizontal pipe handling system |
06/15/2010 | US7735580 Device for charging a drilling device and drilling apparatus |
06/15/2010 | US7735576 Device for guiding and tensioning supply lines |
06/15/2010 | US7735566 One trip completion system |
06/15/2010 | US7735565 Dual-saddle ear support apparatus |
06/15/2010 | US7735557 Wireline slip hanging bypass assembly and method |
06/10/2010 | WO2010065012A1 Pressure intensified metal endcap seal assembly |
06/10/2010 | WO2010064920A1 Method to stop wellbore fluid leakage from a spoolable wellbore intervention rod |
06/10/2010 | WO2010063112A1 Well tool with connectors and adapted for use with power tongs |
06/10/2010 | US20100143078 Racking Module |
06/10/2010 | US20100143047 Ram Style Tensioner With Fixed Conductor and Floating Frame |
06/10/2010 | US20100139941 Arrangement for employing drill steel centralizer travelling on feed beam of rock drill machine |
06/10/2010 | US20100139910 Annulus isolation valve |
06/10/2010 | US20100139461 Granular Particle Gripping Surface |
06/10/2010 | CA2778244A1 Well tool |
06/10/2010 | CA2745196A1 Method to stop wellbore fluid leakage from a spoolable wellbore intervention rod |
06/09/2010 | CN201502345U Novel hanging tongs |
06/09/2010 | CN201502344U On-off lifting device for geological core cap drive drilling machine |
06/09/2010 | CN201502343U Low-tooth height slip dental plate with teeth space |
06/09/2010 | CN201502342U Anticorrosive slip |
06/09/2010 | CN201502341U Self-rotating type multifunctional polished rod eye |
06/09/2010 | CN101730784A Disconnectable riser-mooring system |
06/09/2010 | CN101725326A Modular assembly type offshore platform hydraulic energy-storing workover rig |
06/09/2010 | CN101245693B Drilling rod conveyer for macrotype raise-boring machine |
06/08/2010 | US7730973 Housing arrangement for a drill rig |
06/08/2010 | US7730957 Well tool with line and installation method |
06/08/2010 | US7730955 Grooved expandable recess shoe and pipe for deployment of mechanical positioning devices |
06/08/2010 | CA2563860C Controlled shared load casing jack system and method |
06/08/2010 | CA2552805C Tubular running apparatus |
06/08/2010 | CA2533134C Method and device to clamp control lines to tubulars |
06/08/2010 | CA2533115C Top drive torque booster |
06/08/2010 | CA2530915C Apparatus and methods for operating a tool in a wellbore |
06/05/2010 | CA2652616A1 Drilling rod retainer |
06/03/2010 | WO2010062613A2 Apparatus and method for pre-loading of a main rotating structural member |
06/03/2010 | WO2010062612A2 Telescoping jack for a gripper assembly |
06/03/2010 | WO2010062610A2 Header structure for a pipe handling apparatus |
06/03/2010 | US20100135750 Methods and systems for tripping pipe |
06/03/2010 | US20100132956 Expandable connection with metal to metal seal |
06/03/2010 | US20100132953 Barrier for instrumentation piping |
06/03/2010 | US20100132949 Process and process line for the preparation of hydraulic fracturing fluid |
06/03/2010 | US20100132936 Pipe Handling Device and Safety Mechanism |
06/03/2010 | US20100132935 Gripper Block |
06/03/2010 | US20100132180 Method and System for Controlling Tongs Make-Up Speed and Evaluating and Controlling Torque at the Tongs |
06/03/2010 | CA2741693A1 Telescoping jack for a gripper assembly |
06/03/2010 | CA2741653A1 Apparatus and method for pre-loading of a main rotating structural member |
06/03/2010 | CA2741647A1 Header structure for a pipe handling apparatus |
06/02/2010 | CN201497603U Hanging tongs torque gauge |
06/02/2010 | CN201496022U High-pressure converter for machine pumping wellhead |
06/02/2010 | CN201496011U Spilled oil recovering device for closed demolition of oil pipe |
06/02/2010 | CN201496010U Power slip |
06/02/2010 | CN201496009U Novel power slip |
06/02/2010 | CN201496008U Anti-releasing polish rod clamp |
06/02/2010 | CN201496007U Steel wire rope and polished rod breaking and dropout prevention mule-head hanger |
06/02/2010 | CN201496006U Hand-operated clamping device |
06/02/2010 | CN201493847U Clamping mechanism |
06/02/2010 | CN101718177A Horizontal automatic tube-arranging device |
06/02/2010 | CN101718168A Travelling mechanism applicable to device for rebuilding well head with fire of oil and gas well |
06/01/2010 | US7726929 Pipe handling boom pretensioning apparatus |
06/01/2010 | US7726418 Method and apparatus for adding a tubular to drill string with diverter |
06/01/2010 | US7726394 Stabilizer for pipe handling equipment |
06/01/2010 | CA2560461C Modular design for downhole ecd-management devices and related methods |
06/01/2010 | CA2444446C Multi-position height adjustment system for a pipe handling apparatus |
05/28/2010 | CA2688802A1 Bearing assembly comprising woven synthetic fibres |
05/28/2010 | CA2686660A1 Method and system for monitoring the efficiency and health of a hydraulically driven system |
05/28/2010 | CA2686502A1 Method and system for controlling tongs make-up speed and evaluating and controlling torque at the tongs |
05/27/2010 | WO2010059063A1 Device, method and use for transfer of equipment for a wireline operation in a well |
05/27/2010 | WO2010030190A3 Deep water well intervention system |
05/27/2010 | US20100126734 Method and Apparatus for Retrieving and Installing a Drill Lock Assembly for Casing Drilling |
05/26/2010 | EP2189619A1 Adjustable Pipe Guide for Use with an Elevator and/or a Spider |
05/26/2010 | EP2189618A2 Apparatus for gripping a tubular on a drilling rig |
05/26/2010 | CN201486527U Weight drop mechanical-control doorframe-type petroleum pumping unit |
05/26/2010 | CN201486490U Vehicle-mounted continuous-tube roller |
05/26/2010 | CN201486489U Injection head chain anti-shake roller device |
05/26/2010 | CN201486488U Differential motion compounding and compensation mechanism of continuous oil pipe pipe-racker |
05/26/2010 | CN201486487U Mechanical anti-jacking device |
05/26/2010 | CN201486486U Novel hydraulic unloading polished rod eye |
05/26/2010 | CN201486485U Anti-collapse device for hanger of casing head of oil well |
05/26/2010 | CN201486484U One-rotation and three-movement operation platform used for continuous oil pipe injection head |
05/26/2010 | CN101715505A Arrangement for employing drill steel centralizer travelling on feed beam of rock drill machine |
05/26/2010 | CN101004129B Bidirectional hydraulic pressure pipe slips |
05/25/2010 | US7721798 Wireline entry sub |
05/25/2010 | CA2539319C Automatic false rotary |
05/20/2010 | WO2010056385A1 Permanent magnet direct drive top drive |
05/20/2010 | WO2010055334A1 Methods and associated apparatus of constructing and installing rigid riser structures |
05/20/2010 | WO2010055172A2 Vessel for operating on underwater wells and working method of said vessel |
05/19/2010 | EP2186993A1 Vessel for operating on underwater wells and working method of said vessel |
05/19/2010 | EP2185786A2 Well access line positioning assembly |
05/19/2010 | CN201474636U Shackle device |
05/19/2010 | CN201474635U Oil pipe hydraulic power unscrewing device |
05/19/2010 | CN201474634U Chuck system with fastener for drilling machine |
05/19/2010 | CN201474633U Breakage-prevention suspension rope device |
05/19/2010 | CN201474623U Multi-edge oil-pumping rod connecting hoop and special tool thereof |