| Patents for E21B 41 - Equipment or details not covered by groups (7,984) |
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| 09/06/2006 | EP1373676B1 An apparatus for retrieving metal debris from a well bore |
| 09/05/2006 | US7100994 injecting a heated fluid into the well bore, producing a second fluid from the formation, conducting an in situ conversion process in the selected section. |
| 09/05/2006 | US7100693 Process for pressure stimulating a well bore through a template |
| 09/05/2006 | CA2238588C System and method for connecting together two assemblies which can move one with respect to the other, especially in underwater installations |
| 08/31/2006 | WO2006090102A1 Subsea tanker hydrocarbon production system |
| 08/31/2006 | WO2006073780A3 Remote delivery of latex drag-reducing agent |
| 08/30/2006 | CN1826471A Galvanic corrosion protection apparatus for a pump |
| 08/30/2006 | CN1272523C Method for treating hydrocarbon-containing rock formation, and method for producing gas and hydrocarbon energy |
| 08/29/2006 | US7096955 Long duration fuel cell system |
| 08/29/2006 | US7096953 In situ thermal processing of a coal formation using a movable heating element |
| 08/29/2006 | US7096941 In situ thermal processing of a coal formation with heat sources located at an edge of a coal layer |
| 08/29/2006 | CA2294009C Apparatus for and a method of drilling a lateral borehole |
| 08/24/2006 | WO2006072761A3 Downhole tool |
| 08/24/2006 | US20060188338 Process for the disposal of sulfur |
| 08/24/2006 | US20060185847 Methods of placing treatment chemicals |
| 08/23/2006 | EP1268974B1 Tool and method for managing fluid flow in a well |
| 08/22/2006 | USRE39244 Acid gas disposal |
| 08/22/2006 | US7096122 Method for producing full field radial grid for hydrocarbon reservoir simulation |
| 08/22/2006 | US7093674 Drilling formation tester, apparatus and methods of testing and monitoring status of tester |
| 08/22/2006 | CA2250613C Electric submergible motor protector |
| 08/17/2006 | WO2005021920A3 Downhole tubular splitter assembly and method |
| 08/16/2006 | EP1691032A2 Integrated reservoir optimization |
| 08/16/2006 | EP1691031A2 Integrated reservoir optimization |
| 08/16/2006 | EP1689972A1 Methods for geomechanical fracture modeling |
| 08/16/2006 | EP1689971A1 Method and system for injecting a treatment fluid into a well |
| 08/16/2006 | EP1689966A1 Nozzle unit and method for excavating a hole in an object |
| 08/16/2006 | EP1689911A1 Methods and compositions for inhibiting metal corrosion |
| 08/16/2006 | CN1270051C In situ recovery from hydrocarbon contg. formation |
| 08/15/2006 | US7090022 Sealed multilateral junction system |
| 08/15/2006 | US7090016 Well having inhibited microbial growth |
| 08/15/2006 | US7090009 Three-dimensional well system for accessing subterranean zones |
| 08/15/2006 | CA2290870C Method for interpreting the petroleum characteristics of geological sediments |
| 08/10/2006 | US20060178547 Method for biosolid disposal and methane generation |
| 08/09/2006 | EP0975992B1 Pressure impulse telemetry apparatus and method |
| 08/09/2006 | CA2535477A1 Nano-based devices for use in a wellbore |
| 08/08/2006 | US7086807 Subsea connection apparatus |
| 08/08/2006 | US7086481 Wellbore isolation apparatus, and method for tripping pipe during underbalanced drilling |
| 08/08/2006 | US7086478 Apparatus and methods for expanding tubulars in a wellbore |
| 08/08/2006 | US7086468 In situ thermal processing of a hydrocarbon containing formation using heat sources positioned within open wellbores |
| 08/08/2006 | US7086463 Methods of downhole testing subterranean formations and associated apparatus therefor |
| 08/08/2006 | CA2367613C Dual diverter and orientation device for multilateral completions and method |
| 08/03/2006 | WO2006065915A3 Geometrical optimization of multi-well trajectories |
| 08/03/2006 | US20060169461 Apparatus and methods for tubular makeup interlock |
| 08/02/2006 | EP1686236A1 System for drilling and completing multilateral wells |
| 08/02/2006 | EP1042587B1 System for drilling and completing multilateral wells |
| 08/02/2006 | CN1267621C Method for treating hydrocarbon-containing formation and producing hydrocarbon and energy sources |
| 08/01/2006 | US7085696 Iterative drilling simulation process for enhanced economic decision making |
| 08/01/2006 | US7083008 Apparatus and method for pressure-compensated telemetry and power generation in a borehole |
| 08/01/2006 | US7083006 Non-rotating sensor assembly for measurement-while-drilling applications |
| 08/01/2006 | US7083005 Apparatus and method of drilling with casing |
| 08/01/2006 | CA2399527C Method for determining formation characteristics in a perforated wellbore |
| 08/01/2006 | CA2346282C Hydraulic switch device |
| 08/01/2006 | CA2294010C Casing annulus remediation system |
| 07/26/2006 | EP1684096A2 Integrated reservoir optimization |
| 07/26/2006 | EP1611508A4 Performance prediction method for hydrocarbon recovery processes |
| 07/26/2006 | EP1466074B1 Apparatus and method for horizontal subsea connection |
| 07/26/2006 | EP1276967B1 A method for treating a hydrocarbon containing formation |
| 07/25/2006 | US7080701 Electrically sequenced tractor |
| 07/25/2006 | CA2286014C Pressure impulse telemetry apparatus and method |
| 07/25/2006 | CA2198235C Arrangement for controlling boom for rock drilling unit |
| 07/19/2006 | CN1806091A System and method for transmitting electric power into a bore |
| 07/18/2006 | US7077200 Downhole light system and methods of use |
| 07/18/2006 | CA2371420C Apparatus and method for controlling fluid flow in a wellbore |
| 07/18/2006 | CA2365310C Wellbore primary barrier and related systems |
| 07/13/2006 | US20060151211 Transmitting electric power into a bore hole |
| 07/13/2006 | US20060151167 System and a method for prediction and treatment of slugs being formed in a flow line or wellbore tubing |
| 07/13/2006 | CA2593797A1 Downhole tool |
| 07/12/2006 | EP1679424A2 Integrated reservoir optimization |
| 07/12/2006 | EP1366269B1 Improved electron transfer agents in well acidizing compositions and methods |
| 07/12/2006 | EP1246994B1 Assembly and method for locating lateral wellbores |
| 07/12/2006 | CN1263939C Method for treating hydrocarbon-containing formation |
| 07/12/2006 | CN1263938C Method for treating hydrocarbon-containing formation |
| 07/11/2006 | US7075454 Power generation using batteries with reconfigurable discharge |
| 07/11/2006 | US7073600 Sealed multilateral junction system |
| 07/11/2006 | US7073599 Monobore wellbore and method for completing same |
| 07/11/2006 | US7073598 Apparatus and methods for tubular makeup interlock |
| 07/11/2006 | US7073592 Jacking frame for coiled tubing operations |
| 07/11/2006 | US7073583 Method and apparatus for expanding tubing downhole |
| 07/11/2006 | US7073579 Methods of downhole testing subterranean formations and associated apparatus therefor |
| 07/11/2006 | CA2269710C Dual pump gravity separation system |
| 07/11/2006 | CA2262916C Subsea template electromagnetic telemetry |
| 07/06/2006 | WO2006071832A1 Adjustable window liner |
| 07/04/2006 | US7072588 Multiplexed distribution of optical power |
| 07/04/2006 | US7070000 Sealed multilateral junction system |
| 07/04/2006 | US7069998 Fuel cell for downhole and subsea power systems |
| 07/04/2006 | US7069996 Completion of lateral well bores |
| 07/04/2006 | US7069990 Enhanced oil recovery methods |
| 07/04/2006 | CA2432057C An assembly and method for forming a seal in junction of a multilateral wellbore |
| 07/04/2006 | CA2296357C Methods for deposition of materials in underground reservoirs |
| 07/04/2006 | CA2236047C Deviated borehole drilling assembly |
| 07/04/2006 | CA2229487C Through-tubing lateral re-entry |
| 07/04/2006 | CA2172689C Method and apparatus for determining the wax appearance temperature of paraffinic petroleum oils |
| 06/28/2006 | CN1795292A Use of quaternary ammonium carbonates and bicarbonates as anticorrosive agents, method for inhibiting corrosion and anticorrosive coatings using these agents |
| 06/27/2006 | USRE39141 Downhole equipment, tools and assembly procedures for the drilling, tie-in and completion of vertical cased oil wells connected to liner-equipped multiple drainholes |
| 06/27/2006 | US7066272 Sealed multilateral junction system |
| 06/27/2006 | US7066267 Downhole tubular splitter assembly and method |
| 06/27/2006 | US7066251 Hydraulic jar lock |
| 06/27/2006 | CA2321417C Oil and gas well cuttings disposal system with continuous vacuum operation for sequentially filling disposal tanks |
| 06/23/2006 | CA2531462A1 Mobile catch tank and flare stack |
| 06/22/2006 | WO2006065915A2 Geometrical optimization of multi-well trajectories |