| Patents for E21B 41 - Equipment or details not covered by groups (7,984) |
|---|
| 02/07/2002 | WO2002010553A1 Vibration based power generator |
| 02/07/2002 | WO2001051761A8 Steerable modular drilling assembly |
| 02/07/2002 | US20020014333 Apparatus for establishing branch wells form a parent well |
| 02/07/2002 | US20020014332 Apparatus for establishing branch wells from a parent well |
| 02/05/2002 | US6343656 System and method for optimizing production from a rod-pumping system |
| 02/05/2002 | US6343655 Method of setting up a production installation |
| 01/31/2002 | WO2002009130A1 Arrangement and method for installing a subsea transformer |
| 01/31/2002 | US20020012837 Annular pack |
| 01/31/2002 | US20020011357 Fluid drilling system with drill string and retro jets |
| 01/31/2002 | US20020011339 Through-tubing multilateral system |
| 01/31/2002 | US20020011335 Fuel cell for downhole and subsea power systems |
| 01/29/2002 | US6341565 Pipe racking system track cover |
| 01/29/2002 | CA2156982C Torque-resistant, seal setting force-limited, hydraulically settable well packer structure and associated methods |
| 01/24/2002 | US20020007968 Method and system for hydraulic friction controlled drilling and completing geopressured wells utilizing concentric drill strings |
| 01/23/2002 | EP1174585A2 Apparatus and method for performing downhole measurements |
| 01/23/2002 | EP1174582A2 Drilling apparatus with motor-driven pump steering control |
| 01/23/2002 | CN2473331Y Wheel type tractor hoist |
| 01/23/2002 | CN1332878A Apparatus and method of well management |
| 01/17/2002 | WO2002004785A1 Well management system |
| 01/16/2002 | EP1171250A1 Portable torque tester for downhole motors |
| 01/15/2002 | CA2244451C Multiple string completion apparatus and method |
| 01/10/2002 | WO2002002908A1 Apparatus and method for downhole fluid separation |
| 01/10/2002 | WO2002002900A2 Apparatus and method to complete a multilateral junction |
| 01/08/2002 | US6336507 Deformed multiple well template and process of use |
| 01/08/2002 | US6336421 Floating spar for supporting production risers |
| 01/03/2002 | US20020000320 Disconnect tool |
| 01/03/2002 | US20020000319 Apparatus and method to complete a multilateral junction |
| 01/03/2002 | US20020000316 Method and apparatus for the optimal predistortion of an electromagnetic signal in a downhole communication system |
| 01/02/2002 | EP0839257B1 Lightweight intervention system |
| 01/01/2002 | US6334485 Deviated borehole drilling assembly |
| 12/27/2001 | WO2001098632A1 Inductively coupled method and apparatus of communicating with wellbore equipment |
| 12/27/2001 | US20010054969 Apparatus and method for downhole well equipment and process management, identification, and actuation |
| 12/26/2001 | CA2350371A1 Method for determining preferred drill bit design parameters and drilling parameters using a trained artificial neural network, and methods for training the artificial neural network |
| 12/25/2001 | US6333700 Apparatus and method for downhole well equipment and process management, identification, and actuation |
| 12/25/2001 | US6332498 Deviated borehole drilling assembly |
| 12/20/2001 | WO2001083940A8 Electrical well heating system and method |
| 12/20/2001 | US20010054148 Field programmable smart card terminal and token device |
| 12/18/2001 | US6330915 Protection of downwell pumps from sand entrained in pumped fluids |
| 12/13/2001 | WO2001094746A1 Wellbore liner system |
| 12/13/2001 | WO2001094745A1 Downhole window finder and method of using the same |
| 12/13/2001 | WO2001040624A3 Production valve |
| 12/13/2001 | US20010050170 Method and apparatus for downhole production zone |
| 12/12/2001 | CN2464933Y Repropelling guide for sub-well pipe |
| 12/11/2001 | US6328103 Methods and apparatus for downhole completion cleanup |
| 12/06/2001 | WO2001092683A1 Subsea flowline jumper handling apparatus |
| 12/06/2001 | WO2001092680A1 Use of helically wound tubular structure in the downhole environment |
| 12/06/2001 | WO2000001915A3 Control system for the workover of oil wells |
| 12/06/2001 | US20010049049 Annular pack |
| 12/06/2001 | US20010047871 Use of helically wound tubular structure in the downhole environment |
| 12/06/2001 | EP1144794A3 Control system for the workover of oil wells |
| 12/06/2001 | CA2408514A1 Use of helically wound tubular structure in the downhole environment |
| 12/05/2001 | EP1159510A2 Wellbore primary barrier and related systems |
| 12/05/2001 | EP1159506A1 Steerable modular drilling assembly |
| 12/05/2001 | CN1325478A Wellbore system including a conduit an an expandable device |
| 12/04/2001 | US6326335 Mixture of gelatin, weighting agent and chelate compound |
| 12/04/2001 | US6325164 Device and method for creating bore-hole branches |
| 12/04/2001 | US6325158 Method and device for mounting of a seabed installation |
| 12/04/2001 | US6325146 Methods of downhole testing subterranean formations and associated apparatus therefor |
| 11/29/2001 | WO2001091206A2 Fuel cell for downhole power systems |
| 11/29/2001 | WO2001090533A1 Sealed lateral wellbore junction |
| 11/29/2001 | WO2001090528A1 Method for controlled drilling and completing of wells |
| 11/29/2001 | WO2001073423A8 Apparatus and method for downhole well equipment and process management, identification, and actuation |
| 11/29/2001 | US20010045546 Preventin corrosion in pipelines by draining pipeline of all residual compounds, blowing through with nitrogen and rinsing with a corrosion inhibitor |
| 11/29/2001 | US20010045284 Apparatus and methods for expanding tubulars in a wellbore |
| 11/29/2001 | US20010045280 Field development system and associated methods |
| 11/29/2001 | CA2409113A1 Fuel cell for downhole power systems |
| 11/28/2001 | EP1158139A2 Pyrolytic oil-productivity index method for predicting reservoir rock and oil characteristics |
| 11/28/2001 | EP1158137A2 Method and apparatus for establishing branch wells at a node of a parent well |
| 11/27/2001 | US6322693 Waste processing system and related methods |
| 11/27/2001 | US6322489 Restoring high moisture environments; recover drill cuttings, separate drill cutting from drill fluid, mix cutings, position cuttings in high moisture environments |
| 11/27/2001 | US6321860 Cuttings injection system and method |
| 11/27/2001 | US6321845 Apparatus for device using actuator having expandable contractable element |
| 11/27/2001 | US6321842 Flow control in a wellbore |
| 11/22/2001 | WO2001089014A1 Fuel cell for downhole and subsea power systems |
| 11/22/2001 | WO2001088336A1 Well reference apparatus and method |
| 11/22/2001 | WO2001088320A1 Method and apparatus for hydrocarbon subterranean recovery |
| 11/22/2001 | WO2000056478A9 Portable torque tester for downhole motors |
| 11/22/2001 | US20010044566 Slurry of municipal sewage wastes is injected into underground formation at pressure sufficient to create and maintain fractures within, allowing degradation with potassium present; pollution control |
| 11/22/2001 | US20010042643 Steerable modular drilling assembly |
| 11/22/2001 | US20010042642 Iterative drilling simulation process for enhanced economic decision making |
| 11/22/2001 | US20010042621 Method and apparatus for multilateral well entry |
| 11/22/2001 | CA2415278A1 Method and apparatus for hydrocarbon subterranean recovery |
| 11/20/2001 | US6318457 Multilateral well and electrical transmission system |
| 11/15/2001 | WO2001086115A2 A method for treating a hydrocarbon containing formation |
| 11/15/2001 | WO2001086111A1 Apparatus and methods for forming a lateral wellbore |
| 11/15/2001 | US20010040379 Vibration based downhole power generator |
| 11/15/2001 | US20010040054 Apparatus and methods for forming a lateral wellbore |
| 11/15/2001 | US20010040032 Surface pump assembly |
| 11/15/2001 | US20010040030 Downhole activation system |
| 11/14/2001 | EP1153194A1 Automated bore planning method and apparatus for horizontal directional drilling |
| 11/13/2001 | US6315054 Assembly and method for locating lateral wellbores drilled from a main wellbore casing and for guiding and positioning re-entry and completion device in relation to these lateral wellbores |
| 11/13/2001 | US6315044 Pre-milled window for drill casing |
| 11/08/2001 | WO2001083945A1 A method for treating a hydrocarbon containing formation |
| 11/08/2001 | WO2001083940A1 Electrical well heating system and method |
| 11/08/2001 | US20010037902 Force-balanced roller-cone bits, systems, drilling methods, and design methods |
| 11/06/2001 | US6311776 Dual diverter and orientation device for multilateral completions and method |
| 11/01/2001 | WO2001081722A1 A method for treating a hydrocarbon-containing formation |
| 11/01/2001 | WO2001081721A1 A method for treating a hydrocarbon containing formation |
| 11/01/2001 | WO2001081720A1 In situ recovery of hydrocarbons from a kerogen-containing formation |
| 11/01/2001 | WO2001081717A2 Method for treating a hydrocarbon-containing formation |