| 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) |
|---|
| 03/13/2013 | CN202788676U Automatic tong control device |
| 03/13/2013 | CN202788675U Sucker rod clip |
| 03/13/2013 | CN202788674U Clamping chuck for gas drainage drilling machine |
| 03/13/2013 | CN202788673U Polished rod slip |
| 03/13/2013 | CN202788672U Hydraulic clamping frame |
| 03/13/2013 | CN202788671U Long auger drilling and pole lifting machine |
| 03/13/2013 | CN202788670U Monomer casting (MC) nylon movable pulley components of polish rod polished rod eye used in oil field |
| 03/13/2013 | CN202788669U Angle-adjustable pulley bracket |
| 03/13/2013 | CN202788668U Mounting device for beam hanger of pumping unit |
| 03/13/2013 | CN202788667U Main oil cylinder self-locking type hydraulic energy-storage well service hoist |
| 03/13/2013 | CN202788666U Drill stem clamping mechanism |
| 03/13/2013 | CN202788665U Automatic drill pipe layer-picker for oilfield drilling |
| 03/13/2013 | CN202788601U Drilling construction detection device |
| 03/13/2013 | CN202785463U Underground electric jack working through cable conductor and reinforcing by means of fluid pressure |
| 03/13/2013 | CN102966319A Drill rod detaching device for hydraulic rig |
| 03/13/2013 | CN102966318A Marine riser hoisting device |
| 03/13/2013 | CN102966317A Adaptation device for slips of drill pipe |
| 03/13/2013 | CN102966316A Top drive lining type hydraulic drill rod elevator |
| 03/13/2013 | CN102966315A Continuous pumping oil rod device |
| 03/13/2013 | CN102174879B Platform tubular column arrangement system and operation method thereof |
| 03/12/2013 | US8393844 Header structure for a pipe handling apparatus |
| 03/12/2013 | US8393790 Light metal feed beam for use on a drill rig |
| 03/12/2013 | US8393661 Single joint elevator having deployable jaws |
| 03/12/2013 | US8393416 Drilling rig and mounting method therefor |
| 03/12/2013 | US8393415 Subsoil automatic rotary drilling system for drilling oil, mineral and water wells |
| 03/12/2013 | CA2772895C Floating sub tool |
| 03/12/2013 | CA2683270C Systems and methods for injecting or retrieving tubewire into or out of coiled tubing |
| 03/07/2013 | WO2013033568A2 Coiled tubing injector head with chain guides |
| 03/07/2013 | WO2013033251A1 Modular apparatus for assembling tubular goods |
| 03/07/2013 | WO2013033208A1 Trapped pressure compensator |
| 03/07/2013 | WO2013032604A2 Resettable lock for a subterranean tool |
| 03/07/2013 | WO2013032588A1 Multi-position mechanical spear for multiple tension cuts with releasable locking feature |
| 03/07/2013 | WO2013012992A3 Adjustable mudline tubing hanger suspension system |
| 03/07/2013 | WO2012170299A3 Method and system for abandoning a borehole |
| 03/07/2013 | WO2012167045A3 Anti-back off device for down hole tools and drive systems |
| 03/07/2013 | WO2012127028A3 System and method for controlling the pressure in a hydrocarbon well |
| 03/07/2013 | WO2011135541A3 Modular multi-workstring system for subsea intervention and abandonment operations |
| 03/07/2013 | US20130056275 Pull-down method and equipment for installing well casing |
| 03/07/2013 | US20130056226 Diverter spool and methods of using the same |
| 03/07/2013 | US20130056224 Method of running a pipe string having an outer diameter transition |
| 03/07/2013 | US20130056222 Multiple Control Line Assembly for Downhole Equipment |
| 03/07/2013 | US20130056196 Trapped Pressure Compensator |
| 03/07/2013 | US20130055858 Top drive with slewing power transmission |
| 03/07/2013 | DE102011112740A1 Pipe linkage weft manipulator for handling linkage wefts located in open cage-like magazine for laying pipeline strings in underground, has basic frame, stroke slide and linkage gripper arranged at horizontal carriage |
| 03/07/2013 | CA2847179A1 Coiled tubing injector head with chain guides |
| 03/07/2013 | CA2843604A1 Multi-position mechanical spear for multiple tension cuts with releasable locking feature |
| 03/07/2013 | CA2843259A1 Resettable lock for a subterranean tool |
| 03/06/2013 | EP2564015A1 Tubular guiding and gripping apparatus and method |
| 03/06/2013 | EP2564014A2 Videometric Systems And Methods For Offshore And Oil-Well Drilling |
| 03/06/2013 | CN202767956U Vertical type pumping unit well repair abdicating organization |
| 03/06/2013 | CN202767917U Guide mechanism |
| 03/06/2013 | CN202767916U Positioning clamper for trenchless pipe laying driller |
| 03/06/2013 | CN202767915U Normally closed holder |
| 03/06/2013 | CN202767914U Clamping mechanism for automatic tube tightening machine of vertical shaft type drilling machine |
| 03/06/2013 | CN202767913U Rotating system of multifunctional hydraulic workover rig |
| 03/06/2013 | CN202767912U Relocation mechanism capable of being dismantled and buckled |
| 03/06/2013 | CN202767911U Fully hydraulic intelligent type power catwalk |
| 03/06/2013 | CN202767910U Oil pipe putting device |
| 03/06/2013 | CN202767909U Lightweight polish rod clamp |
| 03/06/2013 | CN202767878U Multifunctional all-hydraulic drill |
| 03/06/2013 | CN102953695A Guide frame following mechanism on high-speed hydraulic drill |
| 03/06/2013 | CN102953694A High-speed hydraulic drill |
| 03/06/2013 | CN102953693A Multifunctional drill rod air operated slip |
| 03/06/2013 | CN102953692A Slowly-varying drilling sticking preventing simulation experimental method of rock chiseling machine |
| 03/06/2013 | CN102953691A Crack drilling sticking prevention simulation experimental method of rock chiseling machine |
| 03/06/2013 | CN102305315B Operating method for making cable pass through overlong continuous oil pipe |
| 03/05/2013 | US8387952 Staple remover |
| 03/05/2013 | US8387805 Pipeline pig storage rack apparatus |
| 03/05/2013 | US8387709 Method of expanding a tubular element in a wellbore |
| 03/05/2013 | US8387704 System and method for simultaneous sea drilling operations |
| 03/05/2013 | US8387488 Reversible rod tong assembly |
| 02/28/2013 | WO2013028803A2 Downhole tool and method of use |
| 02/28/2013 | WO2013028801A1 Downhole tool and method of use |
| 02/28/2013 | WO2013028800A2 Downhole tool and method of use |
| 02/28/2013 | WO2013028799A2 Downhole tool and method of use |
| 02/28/2013 | WO2013028593A2 Riser-mounted guide assembly for umbilical deployment |
| 02/28/2013 | WO2013028558A2 All electric powered mobile jumbo drill machine |
| 02/28/2013 | WO2013028517A2 Universal pipe thread protector |
| 02/28/2013 | WO2013028332A1 Degradable slip element |
| 02/28/2013 | WO2013003075A3 Apparatus to remotely actuate valves and method thereof |
| 02/28/2013 | WO2012177680A3 Well-based fluid communication control assembly |
| 02/28/2013 | WO2012145482A3 Subsea pipe stub pulling devices and methods |
| 02/28/2013 | WO2012125934A3 Piezoelectric transducer and downhole tool for measuring fluid properties |
| 02/28/2013 | US20130048311 Apparatus and methods for assisting in setting a downhole tool in a well bore |
| 02/28/2013 | US20130048310 Advanced rig design for automated tubular installation and removal operations |
| 02/28/2013 | US20130048309 Method and Apparatus for Securing a Lubricator and Other Equipment in a Well |
| 02/28/2013 | US20130048307 Completion for downhole applications |
| 02/28/2013 | US20130048294 Completing Underwater Wells |
| 02/28/2013 | US20130048270 Coiled Tubing Injector Assembly |
| 02/28/2013 | CA2846170A1 Universal pipe thread protector |
| 02/28/2013 | CA2844104A1 All electric powered mobile jumbo drill machine |
| 02/28/2013 | CA2842713A1 Downhole tool and method of use |
| 02/28/2013 | CA2842711A1 Downhole tool and method of use |
| 02/28/2013 | CA2842381A1 Downhole tool and method of use |
| 02/28/2013 | CA2842378A1 Downhole tool and method of use |
| 02/27/2013 | EP2561173A2 Apparatus for suspending a downhole well string |
| 02/27/2013 | CN202755923U Automatic breakout device of spindle-type drill |
| 02/27/2013 | CN202755922U Rushing buckling mechanism of automatic breakout device of spindle-type drill |
| 02/27/2013 | CN202755921U Handling tool of thread protector of female adapter |
| 02/27/2013 | CN202755920U Well repairing and drilling pipe cushion lever fixer |