| Patents for E21B 15 - Supports for the drilling machine, e.g. derricks or masts (4,619) |
|---|
| 10/02/2013 | CN103339340A Fast transportable drilling rig system |
| 10/02/2013 | CN103334702A Supporting leg for rock drilling trolley |
| 09/26/2013 | WO2013142874A1 Retractable cable tray for vertical structures |
| 09/26/2013 | WO2012036630A9 Raised cantilever for easy access (rcea) used on self elevating drilling rigs (offshore energy sector) |
| 09/25/2013 | EP2642065A2 Substructure module for a mobile onshore drilling installation and method for constructing and dismantling such substructure modules |
| 09/25/2013 | EP2642064A1 Drilling rig |
| 09/25/2013 | EP2641829A1 Temperature and pressure monitoring system of sealed derrick structure |
| 09/25/2013 | CN203213958U Drilling boom of drill loader |
| 09/25/2013 | CN203213956U Drill boom for integrated drilling machine |
| 09/25/2013 | CN203213955U Arch center pipe shed drilling rig |
| 09/25/2013 | CN203213953U Hydraulic engineering driller provided with power heads |
| 09/25/2013 | CN103328756A Method, system and apparatus for deployment of umbilicals in subsea well operations |
| 09/25/2013 | CN103321581A Land rig |
| 09/25/2013 | CN103321570A Downhole drill for granite cutting guide hole breaking and application method thereof |
| 09/25/2013 | CN102061882B Multifunctional self-propelled tower-machine integrated core drill machine |
| 09/25/2013 | CN101942963B Vehicle hydraulic drill |
| 09/24/2013 | US8540023 Produced water disposal |
| 09/18/2013 | EP2639399A1 Fast moving drilling rig |
| 09/18/2013 | EP2638231A1 Controlled hydrostatic pressure completion system |
| 09/18/2013 | CN203201554U Mobile platform for efficient-type multifunctional excavating loader with hole-drilling and rock-drilling functions |
| 09/18/2013 | CN203201483U Drill floor mechanism in petroleum drilling and repairing equipment |
| 09/18/2013 | CN203201482U Drilling floor matched with drilling machine or service machine for oil and gas fields |
| 09/18/2013 | CN203201481U Pawl stepping-type movable guide rail of drilling machine |
| 09/18/2013 | CN203201480U Fast positioning bottom frame |
| 09/18/2013 | CN203201479U Electric device for performing ceiling drilling operation from ground |
| 09/18/2013 | CN103313911A Damper structure for a sealed derrick |
| 09/18/2013 | CN103313910A Sealed derrick structure for polar vessels |
| 09/18/2013 | CN103306609A Adjustable support frame used for drilling hole upward and vertically |
| 09/17/2013 | CA2682341C Sound dampening housing for rock drill |
| 09/12/2013 | WO2013109147A3 Displaceable drilling rig comprising a drilling tower |
| 09/12/2013 | WO2012165954A3 Land based earth boring system |
| 09/11/2013 | EP2636591A1 Damper structure for a sealed derrick |
| 09/11/2013 | EP2636588A1 Drilling ship for a polar region |
| 09/11/2013 | EP2636587A1 Drilling ship for polar region |
| 09/11/2013 | EP2636586A1 Sealed derrick structure for polar vessels |
| 09/11/2013 | EP2635760A1 Drilling device for use especially during directional drilling for recovery of geothermal energy |
| 09/11/2013 | CN203189974U Lateral movement device |
| 09/11/2013 | CN203188920U Horizontal directional drilling machine drilling stand and horizontal directional drilling machine |
| 09/11/2013 | CN203188919U Multifunctional hydraulic drill rig drill arm vertical rotating mechanism |
| 09/11/2013 | CN203188918U Platform system of oil drilling rig drill floor and outer-mounted operation platform of oil drilling rig drill floor |
| 09/11/2013 | CN203188917U Base device of core drill for drilling long and thin holes |
| 09/11/2013 | CN203188905U Multi-functional drill carriage |
| 09/11/2013 | CN103291225A Drilling rig and rig frame thereof |
| 09/11/2013 | CN103291210A Gate-type double-tower gear-driven drilling machine |
| 09/11/2013 | CN103290823A Wellhead frame mounting guide device |
| 09/04/2013 | CN203175409U Mine drilling machine |
| 09/04/2013 | CN203175408U Petroleum drilling machine derrick |
| 09/04/2013 | CN203175407U Upper-air hole punching electric hammer moving support |
| 09/04/2013 | CN203175406U Electric well drill |
| 09/04/2013 | CN203175398U Frame structure for coal mine hydraulic drilling rig |
| 09/04/2013 | CN203175396U Multifunctional hydraulic anchor rod drill carriage |
| 09/04/2013 | CN203175389U Modular easy-transition kilometer-grade rock core drilling equipment |
| 09/04/2013 | CN203175388U Roof suspension expansion screw puncher |
| 09/04/2013 | CN103282273A Drilling ship for polar region |
| 09/04/2013 | CN103282272A Damping apparatus for moonpool |
| 09/04/2013 | CN103277123A Movable sliding seat mechanism for mounting onboard drilling machines |
| 09/04/2013 | CN103277052A Booster for electric hammers |
| 09/04/2013 | CN103277045A Column type emulsion drilling machine for coal mines |
| 09/04/2013 | CN103276722A Low-clearance pile frame and application method for same |
| 08/28/2013 | CN203161815U Hinge and carrying platform using same |
| 08/28/2013 | CN203161097U Base of hydraulic drilling rig |
| 08/28/2013 | CN203161096U Rapid drilling machine for roads |
| 08/28/2013 | CN203161095U Drilling machine and rotary device thereof |
| 08/28/2013 | CN203161084U Multifunctional rotary drilling rig |
| 08/28/2013 | CN203161080U Agricultural well drilling device |
| 08/28/2013 | CN203161076U Pile foundation drilling machine with ultra-large aperture |
| 08/28/2013 | CN103270239A Offshore tower for drilling and/or production |
| 08/28/2013 | CN103270221A Offshore tower for drilling and/or production |
| 08/28/2013 | CN103269949A Polar vessel having a derrick |
| 08/28/2013 | CN103266857A Horizontal directional drilling machine drilling stand capable of being conveniently assembled |
| 08/28/2013 | CN103266856A Rotary drilling rig and follow-up frame thereof |
| 08/28/2013 | CN102913130B Full-hydraulic rock-drilling excavator using hydraulic excavator for production |
| 08/28/2013 | CN102505920B Two-winch hydraulic lifting drill tower |
| 08/28/2013 | CN101581199B Bracket for smoke exhaust pipe of main generator of semisubmersible drilling platform and setting method thereof |
| 08/22/2013 | WO2013123221A1 Drill rig moving system |
| 08/21/2013 | CN203145972U Pneumatic anchor rod drilling rig |
| 08/21/2013 | CN203145844U Downhole drilling rig hydraulic slope adjustment device |
| 08/21/2013 | CN203145843U Drilling machine stabilizing fixing device |
| 08/21/2013 | CN203145842U Self-moving type drilling machine stabilizing support device |
| 08/21/2013 | CN203145841U Fragment blocking wall perforating device |
| 08/21/2013 | CN203145825U Oversized-aperture pile foundation drilling machine |
| 08/21/2013 | CN103261019A Temperature and pressure monitoring system of sealed derrick structure |
| 08/21/2013 | CN103261018A Drilling ship for a polar region |
| 08/21/2013 | CN103256010A Method of assembling drilling rigs |
| 08/21/2013 | CN103256009A Door type derrick with crown block adjustable in transverse direction and longitudinal direction |
| 08/21/2013 | CN102418480B Riser support device under ultra-deep sea water |
| 08/15/2013 | US20130206476 Remotely operable underwater drilling system and drilling method |
| 08/14/2013 | EP2626288A1 Damping apparatus for moonpool |
| 08/14/2013 | CN203129968U Angle adjusting mechanism of horizontal directional drilling machine |
| 08/14/2013 | CN203129967U Light drilling machine |
| 08/14/2013 | CN203129966U Supporting rod for drill tower |
| 08/14/2013 | CN203129955U Broaching jumbolter |
| 08/14/2013 | CN203129952U Non-excavation horizontal directional drilling machine |
| 08/14/2013 | CN203129949U Simple spiral drilling machine |
| 08/14/2013 | CN203129948U Multifunctional cutting drilling machine |
| 08/14/2013 | CN203129944U Vertical drilling device |
| 08/14/2013 | CN103244058A Skid-mounted positioning drilling machine underground coal mine |
| 08/14/2013 | CN103244057A Square box structure |
| 08/08/2013 | WO2013065013A3 Drilling arrangement |
| 08/07/2013 | CN203114210U Grounded rotary liftable drilling tool system for pile drivers |