| Patents for E21B 23 - Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells (12,712) |
|---|
| 10/03/2013 | US20130255969 Weight controlled slip interlock systems and methods |
| 10/03/2013 | US20130255966 Removable modular antenna assembly for downhole applications |
| 10/03/2013 | US20130255964 Friction reduction mechanism for a downhole release assembly |
| 10/03/2013 | US20130255939 Method for Automatic Control and Positioning of Autonomous Downhole Tools |
| 10/02/2013 | EP2643547A1 Method and apparatus for setting a wellbore packer |
| 10/02/2013 | EP2643544A1 Downhole punch component |
| 10/02/2013 | EP2643543A2 Entry guide formation on a well liner hanger |
| 10/02/2013 | CN203223197U Screw pump well pressure-free mechanical tubing anchor |
| 10/02/2013 | CN103339344A Setting tool |
| 10/01/2013 | CA2639343C Method and system for governing block speed |
| 10/01/2013 | CA2621544C Method for determining block properties of a service rig by evaluating rig data |
| 09/26/2013 | WO2013142179A2 Inflatable collar and downhole method for moving a coiled tubing string |
| 09/26/2013 | WO2013006252A3 Flowbore mounted sensor package |
| 09/26/2013 | US20130248204 Manipulator tool and tool catcher useful with wellbore reverse circulation |
| 09/26/2013 | US20130248187 Inflatable collar and downhole method for moving a coiled tubing string |
| 09/25/2013 | EP2642066A1 Downhole detection system |
| 09/25/2013 | EP2640930A1 Kobe sub, wellbore tubing string apparatus and method |
| 09/25/2013 | CN203213989U Hydraulic locker |
| 09/25/2013 | CN203213988U Tool for recycling top packer |
| 09/25/2013 | CN103321600A Hydraulically started back-off releasing mechanism |
| 09/25/2013 | CN103321599A Multifunctional ground anchor device |
| 09/25/2013 | CN103321598A High-capacity single-trip lockdown bushing and a method to operate the same |
| 09/25/2013 | CN102199999B Anti-drop method for screw pump oil extraction pipe column |
| 09/24/2013 | US8540021 Release assembly for a downhole tool string and method for use thereof |
| 09/24/2013 | CA2777192C Method and apparatus for a packer assembly |
| 09/24/2013 | CA2608292C Device and method for retrieving debris from a well |
| 09/19/2013 | US20130240212 Systems and techniques to actuate isolation valves |
| 09/19/2013 | US20130240208 Downhole drive force generating tool |
| 09/19/2013 | US20130240197 Wireless downhole unit |
| 09/18/2013 | CN203201505U Internal short-section push-out tool |
| 09/18/2013 | CN203201504U Withdrawal tool for locking ring |
| 09/18/2013 | CN103306666A Wireless-inclinometer drill-lifting-free well-descending device |
| 09/17/2013 | US8534368 Downhole tool with slip releasing mechanism |
| 09/17/2013 | US8534367 Wireline pressure setting tool and method of use |
| 09/17/2013 | US8534366 Compact cable suspended pumping system for lubricator deployment |
| 09/17/2013 | CA2644667C Improved well bore anchors |
| 09/12/2013 | WO2013134013A2 Remotely activated down hole systems and methods |
| 09/12/2013 | WO2013133914A2 Composite centralizer with expandable elements |
| 09/12/2013 | WO2013133796A1 Deactivation of packer with safety joint |
| 09/12/2013 | WO2013133718A1 Method for removal of casings in an underground well |
| 09/12/2013 | WO2013131194A1 Toe circulation sub |
| 09/12/2013 | WO2013131165A1 Magnetic installation and retrieval tool for fluid lift plungers |
| 09/12/2013 | WO2013093389A8 Unequal load collet and method of use |
| 09/12/2013 | US20130233574 Method and apparatus for setting a wellbore packer |
| 09/12/2013 | US20130233570 Remotely Activated Down Hole Systems and Methods |
| 09/12/2013 | US20130233568 Composite Centralizer with Expandable Elements |
| 09/12/2013 | US20130233555 Downhole punch component |
| 09/12/2013 | US20130233535 Interlocking segmented seat for downhole wellbore tools |
| 09/12/2013 | CA2828259A1 Magnetic installation and retrieval tool for fluid lift plungers |
| 09/11/2013 | EP2635769A2 Method and apparatus for creating an annular barrier in a subterranean wellbore |
| 09/11/2013 | EP2635762A2 Redundant position reference system for multilateral exit construction and method for use of same |
| 09/11/2013 | CN203188962U Blocking tool for testing of small-diameter coiled oil tube |
| 09/11/2013 | CN203188951U Expansion type tail tube suspension device |
| 09/11/2013 | CN203188950U Hanger sealing device |
| 09/11/2013 | CN103299028A Tools and methods for use in completion of a wellbore |
| 09/11/2013 | CN103299026A Shape memory material packer for subterranean use |
| 09/11/2013 | CN103291235A Tool for sending hydraulic packer into well |
| 09/11/2013 | CN103291234A Novel secondary locking mechanism of underwater horizontal connector mounting tool |
| 09/11/2013 | CN103291233A Novel mounting tool of underwater horizontal connector |
| 09/11/2013 | CN103291232A Mounting tool for underwater horizontal connector |
| 09/11/2013 | CN103291231A Replacing tool for underwater horizontal connector seals |
| 09/11/2013 | CN103291230A Method and device for grabbing and releasing multiple water nozzles in underground environment |
| 09/10/2013 | US8528650 Mandrel casing hanger and running tool system |
| 09/10/2013 | CA2730494C A method and downhole tool actuator |
| 09/10/2013 | CA2711320C Method and apparatus for releasing a coiled tubing internal conduit from a bottom hole assembly |
| 09/06/2013 | WO2013131008A1 Magnetic drive devices, and related systems and methods |
| 09/06/2013 | WO2013129938A1 Feeding device for a downhole tool and method for axial feeding of a downhole tool |
| 09/04/2013 | CN103282597A Secondary flow path module, gravel packing system including the same, and method of assembly thereof |
| 09/04/2013 | CN103277061A Hydraulic setting tool |
| 09/04/2013 | CN103277060A Mechanical-hydraulic double-acting release rotary tail pipe hanger |
| 09/03/2013 | US8522885 System and methods for tubular expansion |
| 09/03/2013 | US8522884 Landing system for well casing |
| 09/03/2013 | US8522866 System and method for anchoring an expandable tubular to a borehole wall |
| 09/03/2013 | CA2559085C Downhole core orientation tool |
| 08/29/2013 | WO2013126065A1 Anchor assembly |
| 08/29/2013 | WO2013126044A1 Downhole clamping mechanism |
| 08/29/2013 | US20130220638 Hydrostatic Setting Tool |
| 08/29/2013 | US20130220637 Slip Device for Wellbore Tubulars |
| 08/29/2013 | US20130220620 Methods, devices, and kits relating to the implementation of gelled fluids having a transient gel microstructure |
| 08/29/2013 | US20130220597 Anchor Assembly |
| 08/29/2013 | US20130220596 Wellbore cleaning method and apparatus |
| 08/29/2013 | CA2827325A1 Downhole clamping mechanism |
| 08/28/2013 | EP2631418A2 External pressure testing of gas lift valve in side-pocket mandrel |
| 08/28/2013 | EP2630332A1 Device to operate downhole equipment |
| 08/28/2013 | EP2630327A1 Tools and methods for use in completion of a wellbore |
| 08/28/2013 | CN203161145U Gate replacer for water injection well |
| 08/28/2013 | CN203161144U Oil well casing patch matching tool |
| 08/28/2013 | CN203161143U Novel sending-in and retrieving device of emergency disengaging and suspension tool |
| 08/28/2013 | CN203161142U Anti-fall valvular slip hydraulic hanging packer |
| 08/28/2013 | CN203161141U Non-well-cementing expansion drilling liner hanger |
| 08/28/2013 | CN203161114U Hydraulic centralizer applicable to multi-stage hydraulic jet fracturing |
| 08/27/2013 | US8521496 Systems and methods for improved positioning of pads |
| 08/27/2013 | US8517115 Setting tool |
| 08/27/2013 | US8517114 Mechanical lock with pressure balanced floating piston |
| 08/27/2013 | CA2805470A1 Hydrostatic setting tool |
| 08/27/2013 | CA2614980C Downhole force generator |
| 08/22/2013 | WO2013122606A1 Operation of multiple interconnected hydraulic actuators in a subterranean well |
| 08/22/2013 | US20130213711 Apparatus and method for protecting devices downhole |
| 08/22/2013 | US20130213673 Decoupling a remote actuator of a well tool |
| 08/22/2013 | US20130213670 Downhole Apparatus |