Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21B - Earth or rock drilling; Obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells › E21B 43 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
Patents for E21B 43 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells (64,186)
04/2010
04/22/2010US20100096125 Active seismic monitoring of fracturing operations
04/22/2010US20100096120 Well liner segments for in situ petroleum upgrading and recovery, and method of in situ upgrading and recovery
04/22/2010US20100096119 Shunt Tube Flowpaths Extending Through Swellable Packers
04/22/2010DE102009038445A1 Verfahren zur Erdölfeuerung Method for Erdölfeuerung
04/22/2010DE102009038444A1 Erhöhung der Ausbeute von Rohölquellen Increase the yield of crude sources
04/22/2010CA2829901A1 Method of using polyquaterniums in well treatments
04/22/2010CA2739086A1 Using self-regulating nuclear reactors in treating a subsurface formation
04/22/2010CA2739039A1 Systems and methods for treating a subsurface formation with electrical conductors
04/22/2010CA2738805A1 Circulated heated transfer fluid systems used to treat a subsurface formation
04/22/2010CA2736894A1 A method and apparatus for performing thermochemical treatment of an oil reservoir
04/22/2010CA2683183A1 Active seismic monitoring of fracturing operations
04/22/2010CA2641479A1 Method of using polyquaterniums in well treatments
04/21/2010EP2176517A2 Systems and methods for separating hydrocarbons from water
04/21/2010EP2176516A2 Producing resources using heated fluid injection
04/21/2010EP2176515A2 Gravel-packing carrier fluid with internal breaker
04/21/2010EP2176514A2 Downhole apparatus
04/21/2010EP2176513A2 Permeability modification
04/21/2010EP2176512A2 Heated fluid injection using multilateral wells
04/21/2010EP2176511A2 Detecting acoustic signals from a well system
04/21/2010EP1931856B1 Methods and computer-readable media for determining design parameters to prevent tubing buckling in deviated wellbores
04/21/2010CN201439752U Pipe type pump scaler device
04/21/2010CN201439749U Wear-prevention oil pump
04/21/2010CN201439713U Oil-gas-water separation device
04/21/2010CN201439712U High-pressure oxygen aeration device
04/21/2010CN201439711U Self-locking V-shaped underground sealing throttle
04/21/2010CN201439710U Full aperture connector of perforating gun and collecting gun
04/21/2010CN201439709U Dynamic negative pressure gun perforator
04/21/2010CN201439708U Casing limit and slip restraint device
04/21/2010CN201439707U Gravel packing sand retention device of sieve tube of horizontal well
04/21/2010CN201439706U Oil extractor reduction gearbox anti-theft oil plug
04/21/2010CN201439705U Layering oil extraction pipe column capable of controlling flowing pressure
04/21/2010CN101696629A Physical model test device for evaluating sand preventing process of vertical well
04/21/2010CN101696626A Multifunctional physical model test device of horizontal well
04/21/2010CN101696625A Automatic reversing and indirectly-dragged wire-rope oil pumping machine
04/21/2010CN101696624A External rotor motor direct traction type oil extractor
04/21/2010CN101113945B Oil gas well high-energy gas air-pumping medicament experiment evaluating device
04/20/2010US7699561 Method and system for storing liquid in a geological formation
04/20/2010US7699361 Sealed tubular joint with plastic expansion and at least one inclined surface
04/20/2010US7699107 Mechanical and fluid jet drilling method and apparatus
04/20/2010US7699106 Method for reducing fluid loss during hydraulic fracturing or sand control treatment
04/20/2010US7699105 Gravel/frac packing
04/20/2010US7699104 Integrated system and method for steam-assisted gravity drainage (SAGD)-heavy oil production using low quality fuel and low quality water
04/20/2010US7699101 Well system having galvanic time release plug
04/20/2010US7699097 Mover stabilizing and stator cooling arrangement of a 3-phase linear motor of a submersible oil pump
04/20/2010CA2683184A1 Gas restrictor for pump
04/20/2010CA2552439C Rotating blast liner
04/20/2010CA2508795C Self-generating foamed drilling fluids
04/20/2010CA2492626C Flexible wellbore broach
04/20/2010CA2448168C A method of controlling the direction of propagation of injection fractures in permeable formations
04/20/2010CA2438014C Method for controlling fluid flow into an oil and/or gas production well
04/20/2010CA2404311C Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems
04/20/2010CA2401068C Isolation of subterranean zones
04/20/2010CA2397480C Expanding a tubular member
04/17/2010CA2641294A1 Low pressure recovery process for acceleration of in-situ bitumen recovery
04/15/2010WO2010042725A2 Methods and apparatus for wellbore enhancement
04/15/2010WO2010042720A2 Methods and apparatus for thermal drilling
04/15/2010WO2010042715A1 Method for recovering heavy/viscous oils from a subterranean formation
04/15/2010WO2010042280A2 Device for protecting a subsea structure and methods relating to same
04/15/2010WO2010042258A2 Application of high temperature explosive to downhole use
04/15/2010WO2010041974A1 Method for preventing avalanche-like volcanic eruption
04/15/2010WO2010041292A1 Oil field regeneration method and device
04/15/2010WO2010041032A1 Additives to suppress silica scale build-up
04/15/2010WO2010041031A1 Prevention of water intrusion into particulates
04/15/2010WO2010041025A1 Ceramic coated particulates
04/15/2010WO2010040790A2 Apparatus and method for deforming the shape of a tubular element
04/15/2010WO2010040544A1 Wellhead valve system for adjusting the flow with integrated multiphase flow rate measuring ability
04/15/2010WO2010040202A1 Hydrocarbon recovery process for fractured reservoirs
04/15/2010WO2010011524A3 Pneumatic transfer of finely ground clay material
04/15/2010WO2009134544A4 Downhole barrier valve
04/15/2010US20100089643 Exposed hollow carrier perforation gun and charge holder
04/15/2010US20100089592 Compliant expansion swage
04/15/2010US20100089591 Expandable liner hanger and method of use
04/15/2010US20100089590 Tubing Hanger
04/15/2010US20100089588 System, method and apparatus for concentric tubing deployed, artificial lift allowing gas venting from below packers
04/15/2010US20100089586 Movable heaters for treating subsurface hydrocarbon containing formations
04/15/2010US20100089584 Double insulated heaters for treating subsurface formations
04/15/2010US20100089583 Extendable cutting tools for use in a wellbore
04/15/2010US20100089581 Methods for treating a subterranean formation by introducing a treatment fluid containing a proppant and a swellable particulate and subsequently degrading the swellable particulate
04/15/2010US20100089580 Method of enhancing fracture conductivity
04/15/2010US20100089579 Additives to Suppress Silica Scale Build-Up
04/15/2010US20100089578 Prevention of Water Intrusion Into Particulates
04/15/2010US20100089577 Methods and Apparatus for Thermal Drilling
04/15/2010US20100089576 Methods and Apparatus for Thermal Drilling
04/15/2010US20100089575 In Situ Co-Development of Oil Shale With Mineral Recovery
04/15/2010US20100089574 Methods and Apparatus for Wellbore Enhancement
04/15/2010US20100089573 Method for recovering heavy/viscous oils from a subterranean formation
04/15/2010US20100089569 Separator for downhole measuring and method therefor
04/15/2010US20100089568 Dewatering apparatus
04/15/2010US20100089565 Shape Memory Polyurethane Foam for Downhole Sand Control Filtration Devices
04/15/2010US20100089141 Downhole annular measurement system and method
04/15/2010CA2740090A1 Oil field regeneration method and device
04/15/2010CA2740059A1 Methods and apparatus for wellbore enhancement
04/15/2010CA2740048A1 Methods and apparatus for thermal drilling
04/15/2010CA2739405A1 Geochemical control of fracturing fluids
04/15/2010CA2739175A1 Additives to suppress silica scale build-up
04/15/2010CA2739103A1 Method for recovering heavy/viscous oils from a subterranean formation
04/15/2010CA2738978A1 Prevention of water intrusion into particulates
04/14/2010EP2175101A2 Compliant Expansion Swage
04/14/2010EP2173969A1 Method of completing a well with sand screens
04/14/2010EP2173968A2 Producing resources using heated fluid injection
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