Patents for E21B 41 - Equipment or details not covered by groups (7,984)
06/2006
06/22/2006DE102004048778B3 Korrosions-und Gashydratinhibitoren mit erhöhter biologischer Abbaubarkeit und verminderter Toxizität Corrosion and gas hydrate inhibitors with increased biodegradability and reduced toxicity
06/22/2006CA2728970A1 Geometrical optimization of multi-well trajectories
06/21/2006EP1448867B1 Thermoacoustic electric power generation
06/20/2006US7063147 Method and apparatus and program storage device for front tracking in hydraulic fracturing simulators
06/20/2006US7063143 Docking station assembly and methods for use in a wellbore
06/14/2006EP1669736A2 Gas concentration flux measuring device
06/14/2006EP1668223A2 Hydraulically actuated control system for use in a subterranean well
06/13/2006US7059402 Method and apparatus for exploiting oilfields
06/13/2006CA2233227C Method and apparatus for selective horizontal well re-entry using retrievable diverter oriented by logging means
06/08/2006WO2006060673A1 Rechargeable energy storage device in a downhole operation
06/08/2006WO2005076904A3 Process to sequester co2 in natural gas hydrate fields and simultaneously recover methane
06/08/2006WO2005010557A3 Method for producing full field radial grid for hydrocarbon reservoir simulation
06/08/2006US20060118333 Roller cone bits, methods, and systems with anti-tracking variation in tooth orientation
06/08/2006US20060118304 Flow Control Actuation
06/07/2006EP1664482A2 A liquid seal for recovering flared gas
06/07/2006CN1258635C Wellbore system including a conduit an expandable device
06/06/2006US7057316 Downhole torque generator
06/06/2006US7055631 Drill pipe protector
06/06/2006US7055592 Toroidal choke inductor for wireless communication and control
06/06/2006CA2229090C A subterranean apparatus for deflecting a cutting tool
05/2006
05/31/2006EP1660776A1 Galvanic corrosion protection apparatus for a pump
05/30/2006US7051810 Downhole force generator and method for use of same
05/25/2006US20060108110 Coated tools for use in oil well pipes
05/24/2006EP1274992B1 Apparatus and method for downhole well equipment and process management, identification, and actuation
05/24/2006EP1259702B1 Power generation using batteries with reconfigurable discharge
05/24/2006EP1259701B1 Controlled downhole chemical injection
05/23/2006US7048470 Guide device in an offshore drilling installation
05/23/2006US7048059 Annulus pressure control system for subsea wells
05/23/2006US7048057 Protection scheme and method for deployment of artificial lift devices in a wellbore
05/23/2006CA2424196C Downhole lubrication replenishment
05/23/2006CA2387616C Apparatus for transferring electrical energy between rotating and non-rotating members of downhole tools
05/23/2006CA2292676C Electrically sequenced tractor
05/18/2006WO2006051250A1 Remote actuation of a downhole tool
05/18/2006US20060102348 Drifting tubing
05/18/2006US20060102201 Coiled tubing wellbore cleanout
05/18/2006CA2584973A1 Method and apparatus
05/17/2006EP1264067B1 Foundation for suction in installation of conductor casing
05/16/2006US7044238 Method for improving drilling depth measurements
05/16/2006US7044227 Subsea well injection and monitoring system
05/16/2006CA2184943C Lateral seal and control system
05/11/2006WO2005033907A3 Activity data capture system for a well service vehicle
05/11/2006US20060100836 Performance forecasting and bit selection tool for drill bits
05/10/2006EP1654438A2 Method for natural gas production
05/10/2006EP1654435A2 Changing the temperature of offshore produced water
05/09/2006US7040423 Nozzle bore for high flow rates
05/09/2006US7040418 Proppant recovery system
05/09/2006US7040390 Wellbores utilizing fiber optic-based sensors and operating devices
05/09/2006CA2525221A1 Performance forecasting and bit selection tool for drill bits
05/04/2006WO2006046851A1 Movable supporting construction
05/04/2006WO2006020952A3 A highly-parallel, implicit compositional reservoir simulator for multi-million-cell models
05/04/2006WO2005116387A3 Deployment system
05/04/2006US20060095240 System and Method for Placement of a Packer in an Open Hole Wellbore
05/04/2006US20060090906 Apparatus and method for wellbore isolation
05/03/2006EP1653044A2 System for communicating information between a rig location and a computer network and methods using the system
05/02/2006US7036583 In situ thermal processing of a hydrocarbon containing formation to increase a porosity of the formation
05/02/2006CA2198236C Arrangement for mounting swing cylinders in boom for rock drilling unit
05/01/2006CA2483576A1 Telescopic mobile flare stack
04/2006
04/29/2006CA2522450A1 System for communicating information between a rig location and a computer network and methods using the system
04/27/2006US20060089816 Distributed processing system for subsurface operations
04/27/2006US20060086498 Harvesting Vibration for Downhole Power Generation
04/26/2006EP1263653B1 Integrated reservoir optimization
04/26/2006CN1253345C Apparatus for deploying load to underwater targt position with enhanced accuracy and method to control such apparatus
04/25/2006USRE39077 Acid gas disposal
04/25/2006US7035778 Method of assaying downhole occurrences and conditions
04/25/2006US7032689 Method and system for predicting performance of a drilling system of a given formation
04/25/2006CA2524196A1 Distributed processing system for subsurface operations
04/21/2006CA2690921A1 Harvesting vibration for downhole power generation
04/21/2006CA2523642A1 Harvesting vibration for downhole power generation
04/20/2006US20060084833 Method for biosolid disposal and methane generation
04/19/2006CN1252373C Well repairing system and its method
04/18/2006US7029422 Ergonomics safety warning device and method to prevent clutch burning
04/18/2006CA2291600C Actively controlled rotary steerable system and method for drilling wells
04/18/2006CA2187434C Computer controlled downhole tools for production well control
04/18/2006CA2187424C Method and apparatus for the remote control and monitoring of production wells
04/13/2006WO2005120153A3 Method and system for deep sea drilling
04/13/2006US20060076163 Flow allocation in drill bits
04/13/2006CA2576897A1 Sleeve arrangement
04/12/2006CA2523325A1 Flow allocation in drill bits
04/11/2006US7027968 Method for simulating subsea mudlift drilling and well control operations
04/11/2006US7025153 Method for handling, processing and disposing of drill cuttings
04/11/2006US7025144 Wellbore liner system
04/11/2006US7025137 Three-dimensional well system for accessing subterranean zones
04/06/2006WO2006009963A3 Method and apparatus for determining system integrity for an oilfield machine
04/06/2006US20060074616 Roller cone drill bits with optimized cutting zones, load zones, stress zones and wear zones for increased drilling life and methods
04/05/2006CN1755061A Roller cone drill bits with optimized bearing structure
04/04/2006US7021385 Method and apparatus for controlling well pressure in open-ended casing
04/04/2006US7021384 Apparatus and method for wellbore isolation
04/04/2006US7021375 Methods of downhole testing subterranean formations and associated apparatus therefor
04/04/2006CA2182913C Pressure-boost device for downhole tools
03/2006
03/30/2006WO2006032774A1 Treatment method for inhibiting corrosion of top of lines used in the oil industry
03/30/2006US20060065440 Method and apparatus for determining drill string movement mode
03/29/2006EP1639229A1 Apparatus and method for sealing a wellbore
03/29/2006EP1159506B1 Steerable modular drilling assembly
03/28/2006US7017668 Sealed multilateral junction system
03/28/2006US7017663 System for producing de-watered oil
03/28/2006US7017661 Production of synthesis gas from a coal formation
03/28/2006CA2373322C Flow monitoring and control in multi-lateral wellbores
03/28/2006CA2233086C Method for isolating multi-lateral well completions while maintaining selective drainhole re-entry access
03/23/2006US20060060350 Method for the treatment and prevention of asphaltene-paraffin-vax precipitates in oil-wells, wellheads and pipelines by the use of biocolloid suspensions
03/22/2006EP1637695A1 Methods and apparatus for remote monitoring and control.
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