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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04/09/2009 | WO2009016346A3 Deployment system |
04/09/2009 | US20090090517 Apparatus and method for electrical packer feedthrough |
04/09/2009 | US20090090512 System and method for delivering a cable downhole in a well |
04/08/2009 | CN201218065Y Special pincers for telescopic pumping rod |
04/08/2009 | CN201218064Y Self-locking type pipe elevator pin |
04/08/2009 | CN201218063Y Suspension apparatus for test borehole anti-blowout pipe |
04/08/2009 | CN201218054Y Full-pneumatic guide rail type pressure-relief drill rig |
04/08/2009 | CN101405473A Device for storing tubulars and devices for handling of tubulars |
04/08/2009 | CN101405472A Seal assembly for use in a top drive |
04/07/2009 | US7513845 Variable speed transmission for a power tool |
04/07/2009 | US7513312 Drilling rig apparatus and downhole tool assembly system and method |
04/07/2009 | US7513300 Casing running and drilling system |
04/07/2009 | CA2472635C Cable drawn snubbing apparatus |
04/02/2009 | WO2009018173A3 Continuous flow drilling systems and methods |
04/02/2009 | US20090084558 Electrically powered well servicing rigs |
04/02/2009 | US20090084538 Drilling flange and independent screwed wellhead with metal-to-metal seal and method of use |
04/02/2009 | US20090084537 Top Drive Drilling Apparatus |
04/02/2009 | CA2700385A1 A mobile land rig |
04/01/2009 | EP2042682A2 Flexible hang-off arrangement for a catenary riser |
04/01/2009 | CN201214993Y Auto turnover device for repairing drill rod tongs |
04/01/2009 | CN201214992Y Improved rod rotor |
04/01/2009 | CN101397892A Iron driller |
04/01/2009 | CN101397891A Ac variable frequency automatic driller |
03/31/2009 | US7510033 Apparatus for vertically supporting pipes |
03/31/2009 | US7510028 Drill pipe racking apparatus |
03/31/2009 | US7509722 Positioning and spinning device |
03/26/2009 | WO2008134765A4 Method and apparatus to position and protect control lines being coupled to a pipe string on a rig |
03/26/2009 | US20090080815 Light metal feed beam for use on a drill rig |
03/26/2009 | US20090078404 Tubing hanger apparatus and wellhead assembly for use in oil and gas wellheads |
03/25/2009 | EP2039648A1 Material handling means |
03/25/2009 | CN201212364Y Reverse-flighted screw for arranging coiled tubing by winch barrel |
03/25/2009 | CN201212363Y Safety rope socket |
03/25/2009 | CN201212362Y Seven-kilometer triaxial DC electric drilling winch |
03/24/2009 | US7506685 Apparatus and method for extracting petroleum from underground sites using reformed gases |
03/24/2009 | US7506564 Gripping system for a tong |
03/19/2009 | WO2008154555A3 Method and apparatus for lengthening a pipe string and installing a pipe string in a borehole |
03/19/2009 | WO2008147210A3 A device for a top drive drilling machine for continuous circulation of drilling mud |
03/19/2009 | WO2008127084A4 A seamless steel tube for work-over riser and method of manufacturing |
03/18/2009 | EP2035702A2 Linear rod pump apparatus and method |
03/18/2009 | EP2035650A1 Triple activity drilling ship |
03/18/2009 | CN201209410Y Anti-spout hydraulic lift device |
03/18/2009 | CN101389825A First and second beam for a telescopic feeder, incorporatingguiding studs, telescopic feeder, drilling device for rock drilling and a way of using a guiding stud |
03/18/2009 | CN101387186A Mining hydraulic drilling rig linkage hydraulic system |
03/17/2009 | US7503397 Apparatus and methods of setting and retrieving casing with drilling latch and bottom hole assembly |
03/17/2009 | US7503395 Downhole connection system |
03/17/2009 | US7503394 System for running oilfield tubulars into wellbores and method for using same |
03/17/2009 | CA2510435C Connector assembly useful with a downhole tool |
03/12/2009 | WO2009032758A1 Adjustable pipe guide for use with an elevator and/or a spider |
03/12/2009 | WO2009032705A1 Clamping and breaking device |
03/12/2009 | WO2009031166A1 Equipment used to unscrew drill rods, of the type composed of an overlapped pair of vices |
03/12/2009 | WO2009030926A2 A downhole device |
03/12/2009 | WO2009013434A3 Device for extracting a material from the bed of a body of water and associated method |
03/12/2009 | WO2008155667A3 Extension bridges and methods of tender assist |
03/12/2009 | US20090065196 Methods and Apparatus for Anchoring and Expanding Tubular Members |
03/12/2009 | US20090065190 Oil well polish rod clamp for use with a rotator on a beam pumping unit |
03/12/2009 | US20090065189 Tong Positioning and Alignment Device |
03/12/2009 | DE102007043045A1 Mobile drilling rig for constructing drill in ground, has mobile base, at which mast is erected from transport position in operative position, and mast is divided into two mast sections, which are fastened to one another in folding manner |
03/12/2009 | CA2735967A1 A downhole device |
03/12/2009 | CA2699175A1 Adjustable pipe guide for use with an elevator and/or a spider |
03/11/2009 | EP1937930B1 Separating device |
03/11/2009 | EP1135576B8 Improved oilfield tubular elevator and method for using same |
03/11/2009 | CN201206443Y Thread losting valve for preventing drill colliding crown block |
03/11/2009 | CN201206442Y Tension dynamometer big rope protector for fixation pumping mast |
03/11/2009 | CN101382067A PLC control method for hydraulic tongs |
03/11/2009 | CN101382047A Tractor hoist with speed adjusted by super capacitance set storage type generator |
03/11/2009 | CN101382046A Inertia variable fly wheel energy storage type well repairing machine |
03/10/2009 | US7500518 Top drive swivel apparatus and method |
03/10/2009 | CA2407233C Automated riser recoil control system and method |
03/05/2009 | WO2009029879A2 Grapple attachment for use with drill pipes |
03/05/2009 | WO2009029151A1 Stripper rubber retracting connection system |
03/05/2009 | WO2008154388A3 Use of low impact expansion to reduce flow friction |
03/05/2009 | US20090057032 Segmented Bottom Guide for String Elevator Assembly |
03/05/2009 | US20090057019 Grapple attachment for use with drill pipes |
03/05/2009 | US20090056954 High angle water flood kickover tool |
03/05/2009 | US20090056953 Enclosed coiled tubing rig |
03/05/2009 | US20090056933 Power slip |
03/05/2009 | US20090056932 Teeter beam assembly |
03/05/2009 | US20090056931 Clamping and breaking device |
03/05/2009 | US20090056930 Adjustable Pipe Guide For Use With An Elevator and/or A Spider |
03/05/2009 | CA2845206A1 Method and system for controlling a well service rig based on load data |
03/05/2009 | CA2699728A1 Grapple attachment for use with drill pipes |
03/05/2009 | CA2639345A1 Method and system for controlling a well service rig based on load data |
03/05/2009 | CA2639343A1 Method and system for governing block speed |
03/04/2009 | EP2031180A1 Improved Oilfield Tubular Elevator and Method for Using Same |
03/04/2009 | EP2029857A1 A drawworks device on a drill floor |
03/04/2009 | EP2029853A1 Well drilling machine with new drill pipe loader |
03/04/2009 | EP2029424A1 A system for active heave compensation and use thereof |
03/04/2009 | EP2029423A1 Heave motion compensation |
03/04/2009 | EP1689967B1 Drilling apparatus with anti-vibration inertial body |
03/04/2009 | CN201202420Y Automatic exhausting device of well site pipe column |
03/04/2009 | CN101379268A Upper beam for a telescopic feeder, telescopic feeder and drilling device for rock drilling |
03/03/2009 | US7497268 Drill pipe elevators and methods of moving drill pipe |
03/02/2009 | CA2639344A1 Method and system for evaluating rod breakout based on tong pressure data |
02/28/2009 | CA2599911A1 Teeter beam assembly |
02/26/2009 | WO2009026205A2 Portable drill pipe handling apparatus for use with oil and gas well drilling rigs |
02/26/2009 | WO2009025977A1 Downhole valve having incrementally adjustable open positions and a quick close feature |
02/26/2009 | WO2009024760A2 Connector assembly for riser with heave compensation |
02/26/2009 | US20090053015 Pipe Handling Equipment |
02/26/2009 | US20090053014 Apparatus for an automatic casing stabbing arm |
02/26/2009 | US20090053013 Portable drill pipe handling apparatus for use with oil and gas well drilling rigs |