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)
10/2007
10/04/2007US20070227743 Method of subsurface lubrication to facilitate well completion, re-completion and workover
10/04/2007US20070227741 Well servicing methods and systems
10/04/2007US20070227723 Device for diversion of cavitation flowback
10/03/2007EP1840323A1 Pipe elevator and method
10/03/2007CN200955365Y Rock-soil driller feeding machine
10/03/2007CN200955364Y Moveable cord-suspension device fustener
10/03/2007CN200955363Y 抽油杆自动转动装置 Sucker automatic rotating device
10/03/2007CN200955362Y Fully-automatic hot operation machine
10/03/2007CN200955347Y Well-head safety operation ladder
10/03/2007CA2582604A1 Coiled tubing rig
10/02/2007US7276715 Method and apparatus for safely handling radioactive sources
10/02/2007US7275601 Radial expansion of tubular members
10/02/2007US7275463 Tong with a continuous composite belt and methods for making and using same
10/02/2007US7275462 Tensioning device for prestressing a rod, and related tensioning method
10/02/2007CA2437241C Snubbing unit drilling system
10/02/2007CA2280399C Offshore accumulation development facility and riser pipe set-up process
09/2007
09/30/2007CA2640118A1 First and second beam for a telescopic feeder, incorporating guiding studs
09/27/2007WO2007108703A1 Wellbore tool for filling, circulating and backflowing fluids
09/27/2007WO2007106999A1 Portable tubular stabbing assembly
09/27/2007WO2007089823A3 Method and apparatus for connecting and disconnecting threaded tubulars
09/27/2007WO2006033720A3 Method of expansion
09/27/2007US20070222215 Tubular Component Provided with Mutually Oriented Threaded Elements, and a Method for Producing It
09/27/2007US20070221392 Hand-held power tool with grounding
09/27/2007US20070221386 Coiled tubing rig
09/27/2007US20070221385 Apparatus and Method for Forming Stands
09/27/2007CA2646310A1 Well servicing combination unit
09/26/2007EP1836374A2 A device for gripping and transporting pipe lenghts and an intermediate storage facility for storage of pipes
09/26/2007EP1687226B1 Device for reel transport
09/26/2007CN200952365Y Support device for power large wrench notch gear
09/26/2007CN200952364Y Whole hydraulic spider for gas drainage drilling machine
09/26/2007CN200952363Y Hydraulic clamp for gas drainage drilling machine
09/26/2007CN200952362Y Butterfly shape side opening elevator
09/26/2007CN200952361Y Heat extracting gas injection integrated suspending device
09/26/2007CN200952360Y Pipe gripping apparatus
09/26/2007CN200952354Y Petroleum workover rig drill block
09/26/2007CN200952347Y Chuck and water swivel integrated device for gas drainage full hydraulic drilling machine
09/26/2007CN101044293A Modular drill system requiring limited field assembly
09/25/2007US7273108 Apparatus to allow a coiled tubing tractor to traverse a horizontal wellbore
09/25/2007CA2422834C Isolation bypass transition joint
09/25/2007CA2394950C Three dimensional steerable system
09/25/2007CA2260521C Rotatable die holder
09/21/2007CA2540820A1 Apparatus and method for forming stands
09/20/2007WO2007106574A2 Jackhammer with a lift assist
09/20/2007WO2007105101A2 Mobile drilling rig with dual carriers
09/20/2007WO2006113662A3 Quill saver sub
09/20/2007US20070215360 Expandable Tubular
09/20/2007DE10121468B4 Bohrgestängebrechhilfe als Schlüssel Bohrgestängebrechhilfe as a key
09/20/2007CA2636707A1 Manipulatable spider components adapted for cooperation with a vertically reciprocating control line guide
09/19/2007CN200949439Y Oil pipe hanger device with cut-off valve
09/19/2007CN200949430Y Prize-installation vehicle mounted type hydraulic energy storage petroleum well-repairing machine
09/19/2007CN101040100A Tubular handling apparatus and a drilling rig
09/19/2007CN101040098A Housing arrangement
09/18/2007US7270190 Variable size coil tubing gripping elements
09/18/2007US7270189 Top drive assembly
09/18/2007CA2423758C Transport and supply frame for bop assembly
09/18/2007CA2306936C Apparatus for unscrewing drill pipe sections
09/15/2007CA2538152A1 Rock drill guide
09/13/2007WO2007102971A2 Method and apparatus for managing variable density drilling mud
09/13/2007US20070209841 Stripper rubber on a steel core with an integral sealing gasket
09/13/2007US20070209838 Device for charging a drilling device and drilling apparatus
09/13/2007US20070209805 Method and assembly for casing handling using a kelly rig
09/13/2007US20070209804 Manipulatable spider components adapted for cooperation with a vertically reciprocating control line guide
09/13/2007US20070209803 Safety joint
09/13/2007US20070209791 System for conducting jointed pipe and coiled tubing operations
09/12/2007EP1832710A1 Device for loading a drilling and drilling apparatus
09/12/2007EP1831500A1 Method for casing drilling, drilling unit and adapter device
09/12/2007EP1551744B1 Tubular slip device and method
09/12/2007EP1171683B1 Pipe running tool
09/12/2007CN200946471Y Dynamic clamp with indication device for safely drilling and repairing well
09/12/2007CN200946470Y Single conical surface anchor hanger
09/12/2007CN200946469Y Side-mounted donkey rope hanger
09/12/2007CN200946468Y Rope hanger of pumping unit
09/12/2007CN200946467Y Integral drill stem lifting bail
09/12/2007CN200946466Y Stepless speed-regulating workover machine
09/12/2007CN101036016A Marine J-type pipeline laying system
09/12/2007CN101033681A Screw together technique of heavy caliber petroleum sheathed tube
09/11/2007US7267179 Method for rapid installation of a smaller diameter pressure control device usable on blow out preventers
09/11/2007US7267168 Spider with discrete die supports
09/11/2007CA2419687C Method and system for avoiding damage to behind-casing structures
09/10/2007CA2579911A1 Coiled tubing equipment lifting methods
09/07/2007WO2007101037A2 Hull-to-caisson interface connection assembly for spar platform
09/07/2007WO2007081950B1 Top feed of control lines to a reciprocating spider
09/06/2007DE102006000104A1 Fluidgekühltes Elektrowerkzeuggerät mit einem Absperrventil Fluid-cooled electric power tool with a shut-off valve
09/05/2007EP1828536A1 A system for handling pipes between a pipe rack and a derrick, and also a device for assembling and disassembling pipe stands
09/05/2007CN200943455Y Expandable tail tube suspension device for petroleum drilling well
09/05/2007CN200943452Y 管柱扶正器 String centralizer
09/05/2007CN101029558A Connected drilling rod construction of agitation pile
09/05/2007CN100335736C Rotary support table and method for providing power slip
09/04/2007US7264066 Drilling apparatus and method for introducing a drilling element into the soil
09/04/2007US7264057 Subsea intervention
09/04/2007US7264050 Method and apparatus for controlling wellbore equipment
09/04/2007CA2408964C Device for extending or shortening tubings
08/2007
08/30/2007WO2007097676A1 First and second beam for a telescopic feeder, incorporating guiding studs, telescopic feeder, drilling device for rock drilling and a way of using a guiding stud
08/30/2007US20070199720 Steel pipe for embedding-expanding, and method of embedding-expanding oil well steel pipe
08/30/2007US20070199718 Entry swivel apparatus and method
08/29/2007EP1825186A1 A pipe joint lubrication device
08/29/2007EP1825096A1 Wellbore tubular handling torque multiplier
08/29/2007EP1390585A4 Multipurpose unit with multipurpose tower and method for tendering with a semisubmersible
08/29/2007CN200940455Y Back-up tong fastener for hydraulic oil pipe clamp
08/29/2007CN200940454Y Novel oil pipe power clamp