Patents
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)
09/2013
09/03/2013CA2685373C Apparatus and methods for tubular makeup interlock
08/2013
08/29/2013WO2013126194A1 Expandable conical tubing run through production tubing and into open hole
08/29/2013WO2013126193A1 Enhanced expandable tubing run through production tubing and into open hole
08/29/2013WO2013126044A1 Downhole clamping mechanism
08/29/2013WO2013125961A1 Device for a pipe handling unit and method of inserting and withdrawing a pipe string in/from a borehole
08/29/2013WO2013124387A1 Connector assembly
08/29/2013WO2013124386A1 Connector assembly
08/29/2013WO2013123602A1 Apparatus for delivering drill pipe to a drill rig
08/29/2013US20130220703 Track guiding system
08/29/2013US20130220635 Rotating and Translating Shunt Tube Assembly
08/29/2013US20130220625 Subsea orientation and control system
08/29/2013US20130220601 Method for automatic handling of drilling rods and tubular wellbore elements, excavation equipment and associated computer program
08/29/2013US20130220592 Longitudinal Positioning Tool for a Rod String
08/29/2013US20130220367 Method and Device for Treatment of a Pipestring Section that is Positioned in a Set-Back
08/29/2013CA2853797A1 Device for a pipe handling unit and method of inserting and withdrawing a pipe string in/from a borehole
08/29/2013CA2827325A1 Downhole clamping mechanism
08/28/2013EP2631417A1 Remotely operated single joint elevator
08/28/2013EP2630303A1 Ice worthy jack-up drilling unit with conical piled monopod and sockets
08/28/2013EP2630301A1 Ice worthy jack-up drilling unit with pre-loading tension system
08/28/2013EP2630299A1 Ice worthy jack-up drilling unit with telescoping riser
08/28/2013CN203161131U Guide base of well drilling and cleaning dual-use device
08/28/2013CN203161130U Injection head movement device of coiled tubing operation machine
08/28/2013CN203161129U Intelligent control device for coiled tubing operation machine
08/28/2013CN203161128U Auxiliary injection device of coiled tubing operation machine
08/28/2013CN203161127U Hydraulic system of coiled tubing operation machine
08/28/2013CN203161126U Tool facilitating drill dismounting
08/28/2013CN203161125U Retractable arm type ion roughneck
08/28/2013CN203161124U Clamping pliers for wagon drill and workover rig
08/28/2013CN203161123U Drill stem transmission device used for petroleum drilling machine
08/28/2013CN203161122U Oil tube pull conveyor
08/28/2013CN203161121U Movable drilling rig shelf
08/28/2013CN203161120U Cylindrical composite force clamp holder
08/28/2013CN203161119U Insert type casing slip
08/28/2013CN203161118U Small motor automatic driller for integrated winch of petroleum drilling machine
08/28/2013CN203161117U Elevator for oil exploration
08/28/2013CN203161116U Well killing free under-pressure working device
08/28/2013CN203161085U Vehicular drilling workover rig
08/28/2013CN203161082U Mining multi-logic protective loop and multi-linkage-function drilling machine hydraulic system
08/28/2013CN103270388A Method and device for inspecting a threading of a tubular connection used in the oil industry
08/28/2013CN103266861A Roller type non-creasing clamp holder for punching piers of iron roughneck
08/28/2013CN103266860A Lock-ring installation pressure test tool
08/28/2013CN102305037B Device for supporting long workpiece
08/28/2013CN102162341B Hydraulic drive claw installation tool
08/27/2013US8517090 Apparatus and methods for tubular makeup interlock
08/27/2013CA2778076A1 Line pipe tray
08/27/2013CA2722260C Rock-drilling unit, drill bit changer, and method for changing drill bit
08/23/2013CA2801904A1 Longitudinal positioning tool for a rod string
08/22/2013WO2013122985A1 Apparatus and method for protecting devices downhole
08/22/2013WO2013122603A1 Directional drilling systems
08/22/2013WO2013122573A1 Aligned angled well tool weld joint
08/22/2013WO2013122567A1 Piston tractor system for use in subterranean wells
08/22/2013WO2013122532A1 Rock drill machine with feed leg
08/22/2013WO2013068570A3 Orienting and supporting a casing of a coaxial geothermal borehole
08/22/2013US20130213715 Parking and automatic handling equipment of drilling rods and associated drilling machine
08/22/2013US20130213662 Tubing Apparatus and Associated Methods
08/21/2013EP2627854A2 Tubing grab assembly
08/21/2013CN203145865U Drill pipe disassembling tool
08/21/2013CN203145864U Clamping holder for drill rod
08/21/2013CN203145863U Back-up tongs clamping mechanism for power tongs used for oil field
08/21/2013CN203145862U Drill pipe clamping device for trenchless horizontal directional drilling machines
08/21/2013CN203145861U Vehicle-mounted long-stroke belt-pressing operation machine
08/21/2013CN203145860U Bidirectional hydraulic chuck for coal mine tunnel drilling rig
08/21/2013CN203145859U Elevator transferring device for mechanical workover operation
08/21/2013CN203145858U Mechanical elevator
08/21/2013CN203145857U Protecting device with function of preventing broken polished rod from falling off
08/21/2013CN103261568A Well intervention
08/21/2013CN103256014A Injector head experimental device for tripping coiled tubing into marine riser
08/21/2013CN103256013A High-temperature-resisting and anti-stall joint of down-hole motor drilling tool
08/21/2013CN102434091B Rotary drilling rig, power head shock absorption system and shock absorption method thereof
08/20/2013US8511963 Pipe handling assembly
08/20/2013US8511393 Slip hanger assembly and actuator
08/20/2013US8511387 Made-up flange locking cap
08/20/2013CA2736227C Removable hand guard for drilling rig hand tongs
08/20/2013CA2661631C Apparatus for handling and racking pipes
08/15/2013WO2013119667A1 Connection assembly for tubular goods and accessories
08/15/2013WO2012083050A3 Electronic control system for a tubular handling tool
08/15/2013US20130206478 Drilling System and a Device for Assembling and Disassembling Pipe Stands
08/15/2013US20130206414 System and method for pre-conditioning a hydrate reservoir
08/15/2013US20130206386 System for Drilling a Borehole
08/14/2013CN203129994U Rotary driving device for drill holder shackle device
08/14/2013CN203129993U Modified drilling machine holder
08/14/2013CN203129992U Device allowing drill pipe to automatically go up and down drill stand
08/14/2013CN203129991U Anti-theft slip
08/14/2013CN203129990U Orifice clamp of drilling machine
08/14/2013CN203129989U Quick assembling type anti-top well control device
08/14/2013CN203129988U Drilling system for coal mine underground tunnel water prevention and control
08/14/2013CN203129987U Novel pin of elevator
08/14/2013CN203129986U Locking elevator pin
08/14/2013CN203129985U Sucker rod hook
08/14/2013CN203129967U Light drilling machine
08/14/2013CN203129955U Broaching jumbolter
08/14/2013CN203129949U Simple spiral drilling machine
08/14/2013CN103244110A Coiled tubing drum device with cable
08/14/2013CN103244063A Fixture for demounting and mounting female thread hoods
08/14/2013CN103244062A Automatic pipe arranging system for marine drilling platform
08/14/2013CN103244061A Automatic discharge pipe connecting pipe system and drill rod automatic rollover mechanism thereof
08/14/2013CN103244060A Drill pipe dragging device for drilling construction
08/14/2013CN103244059A Modified manual elevator for drilling machine
08/13/2013US8506229 Pipe handling apparatus and method
08/13/2013US8505637 System and method for forming a coiled tubing connection
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