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Schlumberger Oilfield Services patents

The following is a sampling of recent Schlumberger Oilfield Services patent applications (USPTO Patent Application #, Patent Title) sorted by month.

February 2011 - Schlumberger Oilfield Services patents

20110042070 - Fluid density from downhole optical measurements
20110042071 - Clean fluid sample for downhole measurements
20110042072 - Method and system for using wireline configurable wellbore instruments with a wired pipe string
20110042073 - Gravity interpretation workflow in injection wells
20110042079 - Method and apparatus for pipe-conveyed well logging
20110042144 - Steerable drilling system
20110044574 - Methods and systems of installing cable for measurement of a physical parameter
20110036177 - Measure of quantities of oil and water in multiphase flows
20110036558 - Spooling apparatus for well intervention system
20110036593 - Formation of flow conduits under pressure
20110036632 - Control systems and methods for directional drilling utilizing the same
20110040501 - Real-time measurement of reservoir fluid properties
20110031015 - System and method for managing and/or using data for tools in a wellbore
20110031016 - Collision avoidance system with offset wellbore vibration analysis
20110031022 - Directional drilling system
20110032117 - Apparatus for receiving and transmitting signals in electromagnetic telemetry system used in a wellbore
20110035152 - Autonomous wellbore navigation device
20110023595 - Compact fluid disposal system and method for surface well testing

January 2011 - Schlumberger Oilfield Services patents

20110017512 - Instrumentation of appraisal well for telemetry
20110018735 - Acoustic communication apparatus for use with downhole tools
20110011156 - Natural gas analyzer on a micro-chip
20110011157 - Gas chromatograph column with carbon nanotube-bearing channel
20110011174 - Retrievable downhole testing tool
20110011583 - Systems and methods to filter and collect downhole fluid
20110012015 - Apparatus and methods for measuring formation characteristics
20110012620 - Correction factors for electromagnetic measurements made through conductive material
20110005745 - Sampling and evaluation of subterranean formation fluid
20110005746 - Surface formation monitoring system and method
20110000683 - Deployment of a wireline tool
20110001482 - Electromagnetic survey using naturally occurring electromagnetic fields as a source
20110002443 - High voltage x-ray generator and related oil well formation analysis apparatus and method
20110004408 - Estimating sigma log beyond the measurements points

December 2010 - Schlumberger Oilfield Services patents

20100326727 - Formation evaluation while drilling
20100327154 - Methods for calibration of pulsed neutron logging
20100319779 - Three-position fluid valve for downhole use
20100319912 - Focused sampling of formation fluids
20100319991 - Wall contact caliper instruments for use in a drill string
20100319995 - Self-circulating drill bit
20100321022 - Apparatus and system for well placement and reservoir characterization
20100321023 - Attenuation of electromagnetic signals passing through conductive material
20100324826 - Determination of complex dielectric constants from electromagnetic propagation measurements
20100314119 - Apparatus and methods for well-bore wall surface finishing
20100314122 - Method and system for subsea intervention using a dynamic seal
20100314169 - Wideband mud pump noise cancelation method for wellbore telemetry
20100314173 - Methods of drilling with a downhole drilling machine
20100314174 - Flow diverter for drilling
20100307738 - Well cleaning apparatus
20100307741 - Tool for downhole formation evaluation
20100307769 - Fluid control modules for use with downhole tools
20100308832 - Determining correction factors representing effects of different portions of a lining structure
20100312478 - Log processing in highly deviated wellbores
20100300494 - Filter cartridge, and device and method for cleaning a filter cartridge
20100300685 - Method and system for using wireline configurable wellbore instruments with a wired pipe string
20100300698 - Wired slip joint
20100300751 - Motor cooling radiators for use in downhole environments
20100303570 - Adjustable drill bit
20100305863 - Characterizing an earth subterranean structure by iteratively performing inversion based on a function

November 2010 - Schlumberger Oilfield Services patents

20100294480 - Sensor deployment
20100294505 - System and method for forming connections with a compliant guide
20100294569 - Methods for cuttings for a wireline drilling tool
20100298175 - Lost circulation material for oilfield use
20100299078 - Chromatography data processing method and system
20100282478 - Activation-device launcher for a cementing head
20100282518 - Drainage method for multilayer reservoirs
20100282959 - Downhole fluid spectroscopy
20100283486 - System and method to measure dielectric constant in a subterranean well
20100283490 - Determining formation properties while drilling
20100283788 - Visualization system for a downhole tool
20100276197 - Measurements while drilling or coring using a wireline drilling machine
20100277165 - Method for determining wettability of an oil reservoir
20100277176 - Logging tool having shielded triaxial antennas
20100277177 - Analysis of subsurface electromagnetic data through inversion with constrained casing correction coefficients

October 2010 - Schlumberger Oilfield Services patents

20100271019 - Predicting properties of live oils from nmr measurements
20100271232 - Anti-collision method for drilling wells
20100274546 - Methods and systems of planning a procedure for cleaning a wellbore
20100263441 - Multiple stage mechanical drift tool
20100263442 - Methods and apparatus for analyzing a downhole fluid
20100263862 - Formation fluid evaluation
20100264914 - System and method for estimating formation characteristics in a well
20100258310 - Compositions and methods for servicing subterranean wells
20100259266 - Method for determining fluid type in reservoir
20100259267 - Electromagnetic logging between borehole and surface
20100259268 - Electromagnetic logging between a cased borehole and surface
20100253933 - In-line mercury detector for hydrocarbon and natural gas

September 2010 - Schlumberger Oilfield Services patents

20100250141 - Subsurface electrical conductivity contrast reconstruction using narrow-band electromagnetic data and fullwave imaging
20100236786 - System and method for performing intervention operations with a subsea y-tool
20100238445 - Method and apparatus for determining volume fractions in a multiphase flow
20100229623 - Downhole determination of asphaltene content
20100230113 - Multi-stage modulator
20100231220 - Systems and methods for electromagnetic detection of a formation anomaly from a near bit location while drilling
20100231221 - Induction coil impedance modeling using equivalent circuit parameters
20100224409 - System and method of using a saver sub in a drilling system
20100225322 - System and method for elevated source to borehole electromagnetic survey
20100228485 - Method for integrating reservoir charge modeling and downhole fluid analysis
20100218943 - Apparatus and method for formation evaluation

August 2010 - Schlumberger Oilfield Services patents

20100206548 - Methods and apparatus to perform stress testing of geological formations
20100201540 - System and method for using dual telemetry
20100192684 - Phase separation detection in downhole fluid sampling
20100193184 - System and method of monitoring flow in a wellbore
20100193187 - Downhole fluid filter
20100193675 - Neutron shielding for downhole tool
20100195442 - Mud pulse telemetry data modulation technique
20100198569 - Determining borehole corrected formation properties

July 2010 - Schlumberger Oilfield Services patents

20100186951 - Mud cake probe extension
20100187412 - Sigma measurement downhole
20100191470 - Method and system to estimate fracture aperture in horizontal wells
20100180662 - Composite materials and calibration assemblies using the same
20100181471 - Downhole mass spectrometry
20100185394 - Device for measuring a fluid flow velocity and direction
20100185395 - Selecting optimal wellbore trajectory while drilling
20100175925 - Pump control for formation testing
20100176813 - Antenna of an electromagnetic probe for investigating geological formations
20100170682 - Inflatable packer assembly
20100170717 - Formation evaluation while drilling
20100170718 - Formation evaluation while drilling
20100171638 - Wellbore telemetry and noise cancellation systems and methods for the same
20100171639 - Wellbore telemetry and noise cancellation systems and methods for the same
20100172210 - Wellbore telemetry and noise cancellation systems and methods for the same
20100163243 - Intervention system dynamic seal and compliant guide
20100165788 - Acoustic transceiver assembly with blocking element

June 2010 - Schlumberger Oilfield Services patents

20100154511 - Apparatus and method for multi-dimensional gas chromatography
20100155054 - Dump bailer
20100161226 - System and method for gravity measurement in a subterranean environment
20100161228 - Method for estimating formation dip using combined multiaxial induction and formation image measurements
20100147045 - Flexible drill shaft
20100149056 - downhole telemetry system
20100149918 - Method for displaying geologic stress information and its application to geologic interpretation
20100139926 - System and method for performing intervention operations with a compliant guide
20100140140 - Gravity separator for a multi-phase effluent
20100140496 - Detection of an element in a flow
20100132449 - System and method for analysis of well fluid samples
20100134112 - Detecting electrical current in a magnetic structure
20100134113 - Single-well through casing induction logging tool
20100134782 - Elongate structure curvature sensing device
20100138168 - Apparatus and a method of measuring the flow of a fluid

May 2010 - Schlumberger Oilfield Services patents

20100126717 - Instrumented formation tester for injecting and monitoring of fluids
20100127709 - Method for electrical investigation of a borehole
20100122847 - Methods for visualizing distances between wellbore and formation boundaries
20100116046 - Sampling device with diamond-like carbon coating
20100116552 - Methods and apparatus for download transfer of drill cuttings
20100116978 - Gain stabilization of gamma-ray scintillation detector
20100108329 - Downhole injector system for ct and wireline drilling
20100108386 - System, apparatus, and method of conducting measurements of a borehole
20100109664 - Method for estimating the formation productivity from nuclear magnetic resonance measurements

April 2010 - Schlumberger Oilfield Services patents

20100101864 - Anti-whirl drill bits, wellsite systems, and methods of using the same
20100101867 - Self-stabilized and anti-whirl drill bits and bottom-hole assemblies and systems for using the same
20100095759 - Method and apparatus for pressure measurements in well testing
20100095760 - Shock and vibration environmental recorder for wellbore instruments
20100097066 - Casing correction in non-magnetic casing by the measurement of the impedance of a transmitter or receiver
20100090111 - Thermally-protected scintillation detector
20100083748 - Elongated probe
20100084144 - Instrument centralizer configurable for use with cement evaluation well logging instruments
20100084145 - Multiple activation-device launcher for a cementing head
20100081733 - Cementing composition comprising within un-reacted cement
20100082255 - Method for borehole correction, formation dip and azimuth determination and resistivity determination using multiaxial induction measurements

March 2010 - Schlumberger Oilfield Services patents

20100071188 - Wired drill pipe having conductive end connections
20100071794 - Electrically non-conductive sleeve for use in wellbore instrumentation
20100071910 - Method and system for using wellbore instruments with a wired pipe string
20100076740 - System and method for well test design and interpretation
20100065272 - Low permeability cement systems for steam injection application
20100050762 - Methods and apparatus to perform pressure testing of geological formations
20100052941 - Electrical transmission between rotating and non-rotating members

February 2010 - Schlumberger Oilfield Services patents

20100044034 - Subsurface tagging system with wired tubulars
20100044036 - Tracer injector tool for well investigation
20100047022 - Subsea flow line plug remediation
20100038091 - System and method for deployment of a subsea well intervention system
20100024540 - Adjustable testing tool and method of use
20100025036 - Method and apparatus for selective treatment of a perforated casing
20100025115 - Directional control drilling system
20100026280 - Extra bucking coils as an alternative way to balance induction arrays
20100026293 - Method for estimating formation skin damage from nuclear magnetic resonance measurements
20100026998 - Methods and apparatus for micro-imaging
20100030477 - Electromagnetic directional measurements for non-parallel bed formations

January 2010 - Schlumberger Oilfield Services patents

20100018704 - Formation fluid sampling apparatus and methods
20100018708 - Control of the properties of cement slurries of normal densities with optimized polymers combination
20100011853 - Contact-less sensor cartridge
20100012708 - Oilfield tools comprising modified-soldered electronic components and methods of manufacturing same
20100013487 - Tool for electrical investigation of a borehole
20100017137 - Method for electromagnetically measuring physical parameters of a pipe
20100006284 - Downhole characterization of formation fluid as a function of temperature
20100006303 - Shape memory material seals
20100006341 - Steerable piloted drill bit, drill system, and method of drilling curved boreholes

December 2009 - Schlumberger Oilfield Services patents

20090321622 - Determining downhole fluid flow
20090322553 - Electromagnetic wellbore telemetry system for tubular strings
20090314488 - Electrically and/or magnetically active coated fibres for wellbore operations
20090316528 - Job monitoring methods and apparatus for logging-while-drilling equipment
20090308600 - Methods and apparatus to determine the compressibility of a fluid
20090308617 - Wellbore instrument module having magnetic clamp for use in cased wellbores
20090308657 - Magnetic ranging and controlled earth borehole drilling
20090309600 - Measurement of formation parameters using rotating directional em antenna
20090309601 - electromagnetic logging apparatus and method
20090301782 - Methods and apparatus to determine and use wellbore diameters
20090302221 - Apparatus and method for optically determining the presence of carbon dioxide
20090302852 - Measuring casing attenuation coefficient for electro-magnetics measurements
20090306897 - Methods and apparatus to detect contaminants on a fluid sensor
20090294133 - Injection apparatus and method
20090294174 - Downhole sensor system



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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.