| 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) |
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| 12/24/2009 | US20090314547 Construction apparatus with extendable mast and method for operating such a construction apparatus |
| 12/24/2009 | US20090314544 Well Drilling and Production Using a Surface Blowout Preventer |
| 12/24/2009 | US20090314498 Securement of lines to downhole well tools |
| 12/24/2009 | US20090314496 Multipurpose Tubular Running Tool |
| 12/24/2009 | US20090314137 Self-adjusting pipe spinner |
| 12/23/2009 | WO2009154469A1 Hydraulic clamping device |
| 12/23/2009 | WO2009076648A3 Top drive system |
| 12/23/2009 | EP2029423B1 Heave motion compensation |
| 12/23/2009 | CN201367874Y Automatic safety door protection device of opening-type hydraulic power tong |
| 12/23/2009 | CN201367873Y Automatic hydraulic safety protection circuit of opening-type hydraulic power tong |
| 12/23/2009 | CN201367872Y Telescopic arm |
| 12/23/2009 | CN201367871Y Fast-replaced slip device |
| 12/23/2009 | CN201367870Y Drilling tool release anti-bending device |
| 12/23/2009 | CN101611215A Top drive apparatus and method for gripping a tubular |
| 12/23/2009 | CN101611214A Simultaneous tubular handling system |
| 12/23/2009 | CN100572740C Assemblage control system and method for establishing threaded connection |
| 12/23/2009 | CA2726637A1 Hydraulic clamping device |
| 12/22/2009 | US7635249 Pipe pick-up and laydown apparatus |
| 12/22/2009 | US7635031 Apparatus and method for installing a sucker rod guide |
| 12/22/2009 | CA2586347C Elevators |
| 12/22/2009 | CA2465530C Automated pipe joining system |
| 12/22/2009 | CA2459628C Insert for gripping apparatus |
| 12/22/2009 | CA2445002C Remotely pretensioned threaded tubular connections |
| 12/22/2009 | CA2442728C Pivoting support for power tool |
| 12/17/2009 | WO2009151608A1 Downhole motor |
| 12/17/2009 | WO2009020385A9 Fallpipe stone dumping vessel |
| 12/17/2009 | WO2009010923A3 Well access line positioning assembly |
| 12/17/2009 | WO2008134346A8 Method and apparatus for positioning the proximal end of a tubular string spider above a spider |
| 12/17/2009 | US20090308618 System and method for supporting power cable in downhole tubing |
| 12/17/2009 | US20090308616 Method and Apparatus for a Monodiameter Wellbore, Monodiameter Casing, Monobore, and/or Monowell |
| 12/17/2009 | US20090308615 Modular Low-Clearance Centralizer and Method of Making Modular Low-Clearance Centralizer |
| 12/17/2009 | DE10120247B4 Hydraulikzange mit verbesserter Türverriegelung Hydraulic pliers with improved door lock |
| 12/17/2009 | CA2727382A1 Downhole motor |
| 12/17/2009 | CA2721465A1 Wireline drilling system and method |
| 12/16/2009 | CN201363111Y Drill rod holding device |
| 12/16/2009 | CN201363110Y Drill pipe disassembling device |
| 12/16/2009 | CN201363109Y Travelling drill pipe racking device |
| 12/16/2009 | CN201363108Y Open type drill pipe racking device |
| 12/16/2009 | CN201363107Y Cantilever type drill pipe racking device |
| 12/16/2009 | CN201363106Y Single-arm contraction-type drill pipe racking device |
| 12/16/2009 | CN201363105Y Open type clamping and rotating device for drill pipe |
| 12/16/2009 | CN201363104Y Mechanical arm assembly for holding drill pipe |
| 12/16/2009 | CN201363102Y Drill rod centering device |
| 12/16/2009 | CN101603415A Multiple well pumping unit |
| 12/16/2009 | CN101603413A Bilaterally rotary worktable for drill stem platform |
| 12/15/2009 | US7632044 Ram style tensioner with fixed conductor and floating frame |
| 12/15/2009 | US7631704 Drill frame with tool magazine |
| 12/15/2009 | US7631581 Power tong positioner |
| 12/15/2009 | CA2551884C Single joint drilling system with inclined pipe handling system |
| 12/15/2009 | CA2535610C Automated arm for positioning of drilling tools such as an iron roughneck |
| 12/15/2009 | CA2518255C Apparatus and method for determining the position of the end of a threaded connection, and for positioning a power tong relative thereto |
| 12/15/2009 | CA2362866C Drilling machine and method for sinking a well |
| 12/10/2009 | WO2009149156A2 Spring-loaded rod handling device |
| 12/10/2009 | WO2009148328A1 Gripping jaw device |
| 12/10/2009 | WO2009148321A1 Mechanised wrench device |
| 12/10/2009 | WO2009147040A2 Christmas tree for use on a well |
| 12/10/2009 | WO2009111544A3 Slip hanger assembly and actuator |
| 12/10/2009 | WO2009091265A8 Slip device for suspending a drill or casing string in a drill floor |
| 12/10/2009 | US20090301733 Expandable tubular |
| 12/10/2009 | US20090301262 Apparatus and Methods for Spinning a Pipe |
| 12/10/2009 | CA2726916A1 Gripping jaw device |
| 12/10/2009 | CA2722604A1 Spring-loaded rod handling device |
| 12/09/2009 | EP2129863A1 Method and apparatus for forming tubular connections |
| 12/09/2009 | EP2129862A2 Simultaneous tubular handling system |
| 12/09/2009 | CN201358777Y Visible wellhead alignment device dedicated for reversing workover rig |
| 12/09/2009 | CN201358741Y Electroplated pumping rod traveling crane |
| 12/09/2009 | CN201358740Y Safe adapter of tri-cone bit |
| 12/09/2009 | CN201358739Y Safe adapter of PDC drill bit |
| 12/09/2009 | CN201358725Y Vertical rod locking device for automatically arranging drill rods |
| 12/08/2009 | US7628229 Mobile drilling rig with replaceable dolly |
| 12/08/2009 | US7628226 Automatic control system for connecting a dual-member pipe |
| 12/08/2009 | US7628214 Automatic control line insertion tools and system |
| 12/08/2009 | US7628212 Drill stem connection and method |
| 12/08/2009 | US7628200 Tubular running tool and method of using same |
| 12/04/2009 | CA2636148A1 Tension enhancer for wheel-type tensioner |
| 12/03/2009 | WO2009146010A2 Casing stabbing guide |
| 12/03/2009 | WO2009098473A3 Hydraulic connector apparatuses and methods of use with downhole tubulars |
| 12/03/2009 | WO2009089832A3 Handling device for pipes |
| 12/03/2009 | US20090297326 Spring-loaded rod handling device |
| 12/03/2009 | US20090294134 Capillary hanger arrangement for deploying control line in existing wellhead |
| 12/02/2009 | EP2126270A1 A top drive apparatus |
| 12/02/2009 | EP2126268A1 Rig engine control |
| 12/02/2009 | CN201354609Y Top drive back-up wrench downward floating fore floating device |
| 12/02/2009 | CN201354608Y Binding clip of power tong |
| 12/02/2009 | CN201354607Y Crushing plate rack |
| 12/02/2009 | CN201354606Y Back-up tong driving mechanism of power tongs |
| 12/02/2009 | CN201354605Y Hydraulic pipe tongs with jaw capable of positioning automatically |
| 12/02/2009 | CN201354604Y Hydraulic chuck |
| 12/02/2009 | CN201354603Y Sucker rod suspension device |
| 12/02/2009 | CN201354602Y Load bearing end strengthening device of lifting lug of suspension body |
| 12/02/2009 | CN201354601Y Load bearing strengthening device for lifting lug of top drive turret |
| 12/02/2009 | CN201354600Y Fixing device for swing cylinder seat of top drive hanging ring |
| 12/02/2009 | CN201354599Y Prop pulling cylinder |
| 12/02/2009 | CN201354598Y Welding wire-line anchor arranged on oil rig derrick |
| 12/02/2009 | CN100564791C Drilling machine shaft frame two-layer platform mechanical arm grasping drill pipe device |
| 12/01/2009 | CA2517895C Casing running and drilling system |
| 12/01/2009 | CA2263193C Method and apparatus for connecting a first tubular to a second tubular |
| 11/26/2009 | WO2009143474A2 Circulation system for retrieval of bottom hole assembly during casing while drilling operations |
| 11/26/2009 | WO2009143469A2 Monitoring flow rates while retrieving bottom hole assembly during casing while drilling operations |
| 11/26/2009 | WO2009143396A2 Incremental u-tube process to retrieve of bottom hole assembly during casing while drilling operations |