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Schlumberger Oilfield Services patentsThe following is a sampling of recent Schlumberger Oilfield Services patent applications (USPTO Patent Application #, Patent Title) sorted by month.
June 2009 - Schlumberger Oilfield Services patents
20090158837 - Apparatus and methods to peform downhole measurements associated with subterranean formation evaluation
20090159276 - Methods and apparatus for communicating across casing
20090160449 - Antennas for deep induction array tools with increased sensitivities
20090161823 - Apparatus and method for fluid phase fraction determination using r-rays optimized for wet gas
20090164125 - Method and system to automatically correct lwd depth measurements
20090164127 - Method and apparatus for optimizing magnetic signals and detecting casing and resistivity
20090151423 - Pressure measuring device and method
20090151937 - Well thermal insulation for formation sampling of viscous fluids
20090151939 - Surface tagging system with wired tubulars
20090157316 - Method and system for removing effects of conductive casings and wellbore and surface heterogeneity in electromagnetic imaging surveys
20090157320 - Characterizing an earth subterranean structure by iteratively performing inversion based on a function
20090157321 - Determining wellbore position within subsurface earth structures and updating models of such structures using azimuthal formation measurements
20090157341 - Methods of correcting accelerometer and magnetometer measurements
20090145601 - Technique and apparatus to deploy a cement plug in a well
20090145660 - Method and system for fracturing subsurface formations during the drilling thereof
20090145661 - Cuttings bed detection
20090146052 - Low power neutron generators
20090146836 - Methods and apparatus to configure drill string communications
20090147907 - Downhole imaging tool utilizing x-ray generator
20090150076 - Method and apparatus for electromagnetic logging of a formation
20090150077 - Pulsed x-ray signal processing
20090150079 - Methods and apparatus to monitor contamination levels in a formation fluid
20090139322 - Downhole 4d pressure measurement apparatus and method for permeability characterization
20090139713 - Method and apparatus for detecting while drilling underbalanced the presence and depth of water produced from the formation
20090139767 - Wellbore drilling system
20090140134 - Hermetically sealed packaging and neutron shielding for scintillation-type radiation detectors
May 2009 - Schlumberger Oilfield Services patents
20090133930 - Pressure compensation and rotary seal system for measurement while drilling instrumentation
20090133931 - Method and apparatus for hydraulic steering of downhole rotary drilling systems
20090133932 - Sidewall coring tool and method for marking a sidewall core
20090135982 - Neutron generator
20090126928 - Apparatus and methods to analyze downhole fluids using ionized fluid samples
20090126996 - Formation evaluation while drilling
20090128144 - High pressure/high temperature magnetic resonance tool
20090128818 - Apparatus and methods to analyze downhole fluids using ionized fluid samples
20090132169 - Methods and systems for evaluating fluid movement related reservoir properties via correlation of low-frequency part of seismic data with borehole measurements
20090120690 - Borehole survey method and apparatus
20090114447 - Coring tool and method
April 2009 - Schlumberger Oilfield Services patents
20090107724 - Method and apparatus for continuous formation sampling and analysis during wellbore drilling
20090108192 - Tritium-tritium neutron generator logging tool
20090108210 - Neutron logging tool having source and target with deuterium-tritium gas admixture
20090101339 - Formation evaluation system and method
20090101339 - Formation evaluation system and method
20090101339 - Formation evaluation system and method
20090101340 - Technique and apparatus to perform a leak off test in a well
20090101340 - Technique and apparatus to perform a leak off test in a well
20090101340 - Technique and apparatus to perform a leak off test in a well
20090101363 - Flexible liner for drilled drainhole deployment
20090101363 - Flexible liner for drilled drainhole deployment
20090101363 - Flexible liner for drilled drainhole deployment
20090105956 - Methodology and application of multimodal decomposition of a composite distribution
20090105956 - Methodology and application of multimodal decomposition of a composite distribution
20090105956 - Methodology and application of multimodal decomposition of a composite distribution
20090095529 - Measurement ahead of the drilling bit by analysis of formation cuttings using ultraviolet light to detect the presence of oil or gas
20090091320 - Methods and apparatus for monitoring a property of a formation fluid
20090091328 - Determining correction factors representing effects of different portions of a lining structure
20090084541 - Structure for wired drill pipe having improved resistance to failure of communication device slot
20090084541 - Structure for wired drill pipe having improved resistance to failure of communication device slot
20090084543 - Logging while producing apparatus and method
20090084543 - Logging while producing apparatus and method
20090086576 - Real time telemetry
20090086576 - Real time telemetry
March 2009 - Schlumberger Oilfield Services patents
20090078424 - Subsea lateral drilling
20090072832 - Transducer assemblies for subsurface use
20090065262 - Drill bit
20090066336 - Apparatus and method for electrically investigating a borehole
20090057545 - Downhole tools with solid-state neutron monitors
February 2009 - Schlumberger Oilfield Services patents
20090049889 - Downhole measurement of formation characteristics while drilling
20090050369 - Downhole measurement of formation characteristics while drilling
20090044951 - Apparatus and methods to control fluid flow in a downhole tool
20090045328 - Thermal neutron porosity from neutron slowing-down length, formation thermal neutron capture cross section, and bulk density
20090045329 - Downhole tools having combined d-d and d-t neutron generators
20090038793 - Subsurface formation monitoring system and method
20090038848 - Peizoelectric generator particularly for use with wellbore drilling equipment
20090038849 - Communication connections for wired drill pipe joints
20090043510 - Method for quantifying resistivity and hydrocarbon saturation in thin bed formations
20090032302 - Tool face sensor method
20090037111 - System and method for automated data analysis and parameter selection
January 2009 - Schlumberger Oilfield Services patents
20090025924 - Sensor and insulation layer structure for well logging instruments
20090025926 - Field joint for a downhole tool
20090025941 - Apparatus and methods to perform operations in a wellbore using downhole tools having movable sections
20090025983 - Methods and apparatus to apply axial force to a packer in a downhole tool
20090030615 - Method and apparatus for optimizing magnetic signals and detecting casing and resistivity
20090030858 - Methods and apparatus to perform downhole fluid analysis using an artificial neural network
20090020283 - 2d well testing with smart plug sensor
20090020293 - Downhole linear actuation apparatus and method
20090013775 - Downhole tool sensor system and method
20090014451 - Sealing system for a removable internal wall within a vessel
20090014636 - Nanograss gamma detector
20090015261 - Determining formation parameters using electromagnetic coupling components
20090016893 - Skinning of progressive cavity apparatus
20090008079 - Methods and apparatus to sample heavy oil in a subterranean formation
20090008150 - Drilling system
20090012710 - Device and method of measuring depth and azimuth
20090000390 - Method and apparatus for measuring the flow rates of the individual phases of a multiphase fluid mixture
20090000823 - Method of automatically controlling the trajectory of a drilled well
20090004454 - Thermal insulation barriers
20090004748 - Method and apparatus for analyzing a hydrocarbon mixture using nuclear magnetic resonance measurements
20090005992 - Method and system for removing effects of conductive casings and wellbore and surface heterogeneity in electromagnetic imaging surveys
20090005993 - Characterizing an earth subterranean structure by iteratively performing inversion based on a function
April 2008 - Schlumberger Oilfield Services patents
20080093078 - Apparatus and methods to remove impurities at a sensor in a downhole tool
20080087470 - Formation evaluation while drilling
20080091356 - Computing values for surveying a subterranean structure based on measurements according to different electromagnetic survey techniques
20080083564 - Apparatus and method to control the rotation of a downhole drill bit
20080083567 - Rotary steerable drilling apparatus and method
20080084568 - Measurement device
20080078581 - Method and apparatus for sampling high viscosity formation fluids
20080082270 - Method for analyzing data having shared and distinct properties
March 2008 - Schlumberger Oilfield Services patents
20080075618 - Metal powder layered apparatus for downhole use
20080066534 - Obtaining and evaluating downhole samples with a coring tool
20080066535 - Adjustable testing tool and method of use
20080066536 - Method and apparatus for sampling formation fluids
20080066537 - Systems and methods for downhole fluid compatibility
20080068210 - Downlink based on pump noise
20080061647 - Electronic motor
20080053212 - Flow control valve and method
20080053707 - System and method for reducing the borehole gap for downhole formation testing sensors
February 2008 - Schlumberger Oilfield Services patents
20080048881 - Technique and apparatus to track and position electromagnetic receivers
20080041575 - Electromagnetic wellbore telemetry system for tubular strings
20080041593 - Wellbore formation evaluation system and method
20080041626 - Magnetic ranging while drilling parallel wells
20080046186 - Method to determine fluid phase distribution and quantify holdup in a wellbore
20080035332 - Non-conductive and non-magnetic flowline for electromagnetic measurements on reservoir fluids at high pressures
20080030415 - Flexible circuit for downhole antenna
January 2008 - Schlumberger Oilfield Services patents
20080023123 - Automatic elastomer extrusion apparatus and method
20080023229 - Tri stable actuator apparatus and method
20080023863 - Method and apparatus for extrusion of profiled helical tubes
20080025859 - Controlled thickness resilient material lined stator and method of forming
20080015779 - Electromagnetically detecting thin resistive bodies in shallow water and terrestrial environments
20080015809 - Electromagnetically detecting thin resistive bodies in shallow water and terrestrial environments
December 2007 - Schlumberger Oilfield Services patents
20070296810 - Apparatus and method for obtaining images of a borehole
20070290689 - Logging tool sonde sleeve
20070285274 - Multi-physics inversion processing to predict pore pressure ahead of the drill bit
20070287190 - Apparatus and method for determining a characteristic ratio and a parameter affecting the characteristic ratio of a multiphase fluid mixture
November 2007 - Schlumberger Oilfield Services patents
20070263488 - Wellbore telemetry and noise cancellation systems and method for the same
20070251726 - Rotary steerable drilling system
October 2007 - Schlumberger Oilfield Services patents
20070247161 - Net-like electrode array for marine electric and magnetic field measurements
20070247330 - Wireless electromagnetic telemetry system and method for bottomhole assembly
20070242265 - Borehole imaging
20070244646 - Method of formation characterication using tool responses
20070227724 - Packer cable sealing system
20070229081 - System and method for calibration of well logging tools
September 2007 - Schlumberger Oilfield Services patents
20070225916 - Method for identification of inhibited wells in the mature fields
20070215349 - Downhole formation testing tool
20070216415 - Retrievable formation resistivity tool
20070209793 - Apparatus and method for formation evaluation
20070213935 - Method and system to display well properties information
August 2007 - Schlumberger Oilfield Services patents
20070203648 - Method of mitigating risk of well collision in a field
20070193776 - Borehole tool
20070196205 - Method and apparatus for extending flow range of a downhole turbine
20070198192 - Systems and methods for well data compression
20070187092 - System and method for detecting pressure disturbances in a formation while performing an operation
20070183260 - Methods and apparatus for predicting the hydrocarbon production of a well location
20070175273 - Method for measuring formation properties with a time-limited formation test
July 2007 - Schlumberger Oilfield Services patents
20070168132 - Wellbore communication system and method
20070159351 - Method and conduit for transmitting signals
20070151727 - Downhole fluid communication apparatus and method
20070151767 - Steering of bent housing mud motor downhole rotation device
20070154341 - Nuclear imaging probe
20070156340 - Method to visualize three dimensional log data on two dimensional media
June 2007 - Schlumberger Oilfield Services patents
20070144737 - Tracer injector tool for well investigation
20070145980 - Multi-component field sources for subsea exploration
20070150200 - Characterizing properties of a geological formation by coupled acoustic and electromagnetic measurements
20070137292 - Methods and apparatus for oil composition determination
20070137293 - Downhole measurement of formation characteristics while drilling
20070137854 - Resistivity tool with selectable depths of investigation
20070137896 - Formation evaluation while drilling
20070137898 - Automatic downlink system
20070143020 - Transversely isotropic model for wellbore stability analysis in laminated formations
20070143021 - Determination of porosity and fluid saturation of underground formations
20070131412 - Mass isolation joint for electrically isolating a downhole tool
20070126426 - Method and apparatus for locating well casings from an adjacent wellbore
May 2007 - Schlumberger Oilfield Services patents
20070119243 - Integrated logging tool for borehole
20070119244 - Methods and apparatus for the downhole characterization of formation fluids
20070114021 - Wellbore formation evaluation system and method
20070107494 - High impedance thin film for strain gauge applications
20070107896 - Composite encased tool for subsurface measurements
20070108380 - Measuring inflow performance with a neutron logging tool
20070112518 - Method and apparatus for measuring the wettability of geological formations
20070102195 - Expandable drill bit
20070095128 - Miniaturized membrane and shell for a pressure measuring sensor
April 2007 - Schlumberger Oilfield Services patents
20070089886 - Expandable sleeve
20070084637 - Methods and apparatus for expanding tubular members
20070084637 - Methods and apparatus for expanding tubular members
20070088505 - Method and apparatus for dynamic application management in sub-sea well installations
20070079962 - Formation evaluation system and method
20070074908 - Method and apparatus for supporting a downhole component in a downhole drilling tool
20070075708 - Electromagnetic survey system with multiple sources
February 2007 - Schlumberger Oilfield Services patents
20070039730 - Apparatus and method for aquiring information while drilling
20070039776 - Seabed seismic source apparatus
20070039892 - Small droplets recovery system
20070029112 - Bidirectional drill string telemetry for measuring and drilling control
20070030008 - Method and apparatus for imaging earth formation
20070030167 - Surface communication apparatus and method for use with drill string telemetry
20070030761 - Method for characterizing shear wave formation anisotropy
20070032957 - High temperature wellbore monitoring method and apparatus
January 2007 - Schlumberger Oilfield Services patents
20070017671 - Wellbore telemetry system and method
20070018659 - Apparatus and method to measure fluid resistivity
20070006583 - Nanotube electron emission thermal energy transfer devices
20070007001 - Redundant systems for downhole permanent installations
20070010947 - Method and system to generate deliverable files
December 2006 - Schlumberger Oilfield Services patents
20060289155 - An ultrasonic estimating method and apparatus for a cased well
20060290353 - Pad assembly for logging tool
20060290354 - Highly integrated logging tool
20060283589 - Method of characterizing a fractured reservoir using seismic reflection amplitudes
20060283606 - Modular connector and method
20060284975 - Borehole imaging system for conductive and resistive drilling fluids
November 2006 - Schlumberger Oilfield Services patents
20060267591 - Shielded apparatus for electrically exploring geological formation through which a borehole passes
20060260805 - Apparatus and method for obtaining downhole samples
20060260806 - Method and system for wellbore communication
20060262644 - Method for cement bond evaluation in boreholes
20060263215 - Roll stabilised unit
20060254350 - Measuring mud flow velocity using pulsed neutrons
20060254767 - Enclosures for containing transducers and electronics on a downhole tool
20060249287 - Steerable drilling system
20060253255 - Anti-symmetrized electromagnetic measurements
20060243033 - Fluid analysis method and apparatus
October 2006 - Schlumberger Oilfield Services patents
20060231258 - Method of forming a window in a casing
20060233048 - Multimode acoustic imaging in cased wells
20060235617 - System and method for detection of near-wellbore alteration using acoustic data
20060235618 - Pump off measurements for quality control and wellbore stability prediction
20060235619 - Shoulder bed effects removal
20060225926 - Method and conduit for transmitting signals
20060226351 - Sigma/porosity tools with neutron monitors
20060226842 - Remotely operable measurement system and method employing same
20060219401 - Apparatus and method for sensing downhole parameters
20060220649 - Modular downhole tool system
20060220650 - Wellbore communication system
20060220651 - Method and system for logging while casing
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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Schlumberger Oilfield Services in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Schlumberger Oilfield Services with additional patents listed. Browse our Agent directory for other possible listings.
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