| 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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| 10/13/2004 | EP1466067A2 Offset elevator for a pipe running tool and a method of using a pipe running tool |
| 10/13/2004 | EP1444157A4 Snubbing unit with improved slip assembly |
| 10/13/2004 | EP1285146A4 Automated riser recoil control system and method |
| 10/13/2004 | EP1232323B1 Wrenching tong |
| 10/12/2004 | CA2335678C Dual string coil tubing injector assembly |
| 10/07/2004 | WO2004085960A2 Wireline subsea metering head and method of use |
| 10/07/2004 | WO2004085238A1 Water intake riser |
| 10/07/2004 | US20040197175 Power tool with battery pack ejector |
| 10/07/2004 | US20040197166 Pipe handling apparatus |
| 10/07/2004 | US20040197152 Receptacle assembly and method for use on an offshore structure |
| 10/07/2004 | US20040196032 Inventory counter for oil and gas wells |
| 10/07/2004 | US20040195555 Power tong positioner |
| 10/07/2004 | US20040195007 Method and apparatus for increasing drilling capacity and removing cuttings when drilling with coiled tubing |
| 10/07/2004 | US20040195004 Automatic drilling system |
| 10/07/2004 | US20040194967 Insert for gripping apparatus |
| 10/07/2004 | US20040194965 Apparatus and method for facilitating the connection of tubulars using a top drive |
| 10/07/2004 | US20040194963 Subsea well workover system and method |
| 10/06/2004 | EP1463870A2 System and method for lessening impact on christmas trees during downhole operations involving christmas trees |
| 10/06/2004 | EP1159508B1 Snubbing unit tong apparatus |
| 10/06/2004 | CN2646369Y Full automatic liquid-gas control workover crown block safety device |
| 10/05/2004 | US6799647 Earth drilling and boring system |
| 10/05/2004 | CA2307386C Torque boost apparatus and method for top drive drilling systems |
| 10/05/2004 | CA2157176C A gripping arm for rock drilling equipment provided with a rod cartridge |
| 09/30/2004 | WO2004083592A2 Apparatus and method for running a radially expandable tubular member |
| 09/30/2004 | WO2004069480A3 Tong positioning system and method |
| 09/30/2004 | WO2004057147A3 Tensioning system for production tubing in a riser at a floating installation for hydrocarbon production. |
| 09/30/2004 | US20040188144 Method for producing earth boreholes |
| 09/30/2004 | US20040188100 Gripper block for coiled tubing injector with variable tubing size capability |
| 09/30/2004 | US20040188098 Combined grip control of elevator and spider slips |
| 09/30/2004 | US20040188097 Non-seize material attachment for a drill slip system |
| 09/30/2004 | US20040188094 Wireline subsea metering head and method of use |
| 09/29/2004 | EP1461509A1 A method and a device for preventing pipeskidding |
| 09/29/2004 | CN2644506Y Suspension arrangement of pile holes squeezing and expanding machine |
| 09/28/2004 | CA2423645A1 Manifold device and method of use for accessing a casing annulus of a well |
| 09/28/2004 | CA2281884C Jaw assembly |
| 09/23/2004 | WO2004080658A2 Apparatus and method for determining the position of the end of a threaded connection, and for positioning a power tong relative thereto |
| 09/23/2004 | WO2004063519A3 Blow out preventer handling system |
| 09/23/2004 | US20040184885 Method of accurate trenchless installation of underground pipe |
| 09/23/2004 | US20040182611 Heavy load carry slips and method |
| 09/23/2004 | US20040182297 Riser pipe support system and method |
| 09/22/2004 | EP1458949A2 Rotary support table |
| 09/21/2004 | US6793024 Rock drilling rig |
| 09/21/2004 | US6793021 Screen table tong assembly and method |
| 09/21/2004 | US6793020 Mechanical torque table and method |
| 09/21/2004 | CA2242641C Arrangement for leading flexible elements to a rock drill, and a hose reel structure |
| 09/16/2004 | WO2004079154A1 Adjustable rotating guides for spider or elevator |
| 09/16/2004 | WO2004079153A2 Casing running and drilling system |
| 09/16/2004 | WO2004079149A2 Subsea well workover system and method |
| 09/16/2004 | WO2004079148A2 Tong |
| 09/16/2004 | WO2004079147A2 Method and apparatus for drilling with casing |
| 09/16/2004 | WO2004077951A2 Riser pipe support system and method |
| 09/16/2004 | US20040178002 Method and apparatus for drill position management |
| 09/16/2004 | US20040177979 Rock-bolting apparatus and method |
| 09/16/2004 | CA2714327A1 Method and apparatus for drilling with casing |
| 09/16/2004 | CA2664978A1 Tong |
| 09/16/2004 | CA2517365A1 Riser pipe support system and method |
| 09/15/2004 | EP1123454A4 System, apparatus, and method for installing control lines in a well |
| 09/15/2004 | CN2641269Y 吊卡安全销 Elevators safety pin |
| 09/14/2004 | US6789981 Riser tensioning construction |
| 09/14/2004 | CA2306714C Apparatus and method for rapid replacement of upper blowout preventers |
| 09/10/2004 | WO2004076806A1 Rotation unit for torque tong comprising a gripping cylinder |
| 09/10/2004 | WO2004076805A1 Rotation unit for torque tong comprising a rotational part with teeth |
| 09/10/2004 | WO2003104601B1 Mono-diameter wellbore casing |
| 09/10/2004 | WO2003089753A3 Coiled tubing having multiple strings of smaller tubing embedded therein |
| 09/09/2004 | US20040174163 Apparatus and method for determining the position of the end of a threaded connection, and for positioning a power tong relative thereto |
| 09/09/2004 | US20040173358 Apparatus and methods for tubular makeup interlock |
| 09/09/2004 | US20040173357 Apparatus for connecting tublars using a top drive |
| 09/08/2004 | CN2639510Y Quick connector for hydraulic pincers |
| 09/08/2004 | CN2639509Y Single-guide assembly |
| 09/07/2004 | US6786679 Floating stability device for offshore platform |
| 09/07/2004 | CA2421376A1 Hybrid coiled tubing/fluid pumping unit |
| 09/02/2004 | WO2004074626A1 Telescopic feed beam for rock drill and method of measuring rock drill travel |
| 09/02/2004 | WO2004074623A2 Automated control system for back-reaming |
| 09/02/2004 | WO2004074622A2 Protective compression and tension sleeves for threaded connections for radially expandable tubular members |
| 09/02/2004 | CA2614179A1 Protective compression and tension sleeves for threaded connections for radially expandable tubular members |
| 09/02/2004 | CA2613131A1 Protective compression and tension sleeves for threaded connections for radially expandable tubular members |
| 09/02/2004 | CA2613007A1 Protective compression and tension sleeves for threaded connections for radially expandable tubular members |
| 09/02/2004 | CA2516140A1 Protective compression and tension sleeves for threaded connections for radially expandable tubular members |
| 09/01/2004 | EP1452685A2 Insert for gripping apparatus |
| 09/01/2004 | EP1451439A1 Gripping apparatus |
| 09/01/2004 | EP1451438A1 Drilling mast with movable and fixed unscrewing vice |
| 09/01/2004 | EP1292430A4 Ring gear supporting idler gear |
| 09/01/2004 | CN2637708Y Torque regulating valve on power tongs |
| 09/01/2004 | CN2637707Y Torque self control type hydraulic oil pipepliers |
| 09/01/2004 | CN2637706Y Back pliers of hydraulic oil pipeplier used for disassembling oil pump rod |
| 08/31/2004 | CA2371373C Coiled tubing hanger assembly |
| 08/31/2004 | CA2355702C Reel spool and stand assembly for coiled tubing injector system |
| 08/26/2004 | WO2004071862A1 Heave compensation system |
| 08/26/2004 | WO2003042487B1 Mono diameter wellbore casing |
| 08/26/2004 | US20040163853 Friction support means with mechanical advantage |
| 08/26/2004 | US20040163821 Clamping well casings |
| 08/26/2004 | US20040163817 Offshore well production riser |
| 08/26/2004 | US20040163802 Multi-channel high pressure swivel |
| 08/26/2004 | CA2515376A1 Heave compensation system |
| 08/25/2004 | CN2635897Y Adjustable mechanical backup wrench for power tongs of sucker rod in oil field |
| 08/25/2004 | CN1523199A Primary tong binding clip chucking mechanism for open type power-driven clamp |
| 08/25/2004 | CN1523198A Back-up tong binding clip chucking mechanism for open type power-driven clamp |
| 08/24/2004 | US6779614 System and method for transferring pipe |
| 08/24/2004 | US6779599 Tubular filling system |
| 08/24/2004 | CA2122622C Oilfield make-up and breakout tool for top drive drilling systems |