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Data Processing: Measuring, Calibrating, Or Testing > Measurement System In A Specific Environment > Earth Science > Well Logging Or Borehole Study > Drilling DrillingDrilling patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.11/09/06 - 20060253255 - Anti-symmetrized electromagnetic measurements A method to determine a parameter of a subsurface formation such as anisotropy and dip comprises making at least two cross dipole measurements and forming an anti-symmetrized combination from the at least two cross dipole measurements. ... 09/21/06 - 20060212224 - Use of the dynamic downhole measurements as lithology indicators A drilling system provides indications of the lithology of the formation being drilled by dynamically measuring at least one parameter of interest that is affected by the lithology of the formation being drilled. Suitably positioned sensors make dynamic measurements of parameters such as downhole weight on bit, bit torque, bit ... 08/31/06 - 20060195265 - Method of measuring stick slip, and system for performing same Disclosed is a method of measuring stick slip in an earth drilling system, and a system for performing same. The method includes positioning an accelerometer in a downhole component of a drill string, the accelerometer being radially offset from a centerline of the downhole component, obtaining acceleration data for the ... 08/24/06 - 20060190178 - Three-dimensional wellbore visualization system for hydraulics analyses A visualization system for wellbore and drillstring data includes a graphics processor for creating a wire mesh model of a well and drillstring based on datasets of depth-varying parameters of the well. A graphics system maps appropriate textures to the wire mesh models, which are then displayed on a graphics ... 08/03/06 - 20060173627 - Enhanced measurement of azimuthal dependence of subterranean parameters with filters and/or discretely sampled data A method for estimating an azimuthal dependence of a parameter of a borehole using logging sensor measurements acquired as a function of azimuth of the logging sensors is provided. The method includes acquiring at least one logging sensor measurement and a corresponding azimuth from a downhole tool. The method further ... 08/03/06 - 20060173626 - Method for locating casing joints using measurement while drilling tool A method for locating casing string joints using a measurement while drilling tool is disclosed. The method includes deploying an MWD tool in a wellbore and measuring the magnetic field along a length of the wellbore. Changes in the magnetic field along the length of the wellbore are evaluated to ... 08/03/06 - 20060173625 - System for optimizing drilling in real time A method for optimizing drilling parameters includes obtaining previously acquired data, querying a remote data store for current well data, determining optimized drilling parameters, and returning optimized parameters for a next segment to the remote data store. Determining optimized drilling parameters may include correlating the current well data to the ... 07/20/06 - 20060161351 - Electronically calibrated beacon for a horizontal directional drilling machine A monitoring system for use with a horizontal directional drilling machine and adapted to determine the roll and/or pitch orientation of the downhole tool assembly by detecting signals from a sensor assembly supported by the downhole tool assembly. In a preferred embodiment, the monitoring system uses an antenna assembly to ... 07/06/06 - 20060149478 - Method for predicting rate of penetration using bit-specific coefficient of sliding friction and mechanical efficiency as a function of confined compressive strength A method for predicting the rate of penetration (ROP) of a drill bit drilling a well bore through intervals of rock of a subterranean formation is provided. The method uses an equation based upon specific energy principles. A relationship is determined between a bit-specific coefficient of sliding friction μ and ... 06/29/06 - 20060142945 - Impact sensing system and methods An impact sensing system for detecting downhole impacts within a toolstring, such as a jarring tool string. The system includes an impact sensing sub that is integrated into the tool string and contains an impact sensor for sensing impacts. Additionally, the sub has means for storing impact-related data and correlating ... 06/22/06 - 20060136134 - Information processing apparatus and method for obtaining software processing log In an information processing apparatus for relaying a calling from a first module to a function inside a second module in software divided into a plurality of modules, the calling is relayed from the first module to the function inside the second module. A log in the second module corresponding ... 06/22/06 - 20060136133 - Signal thresholding apparatus, systems, and methods In some embodiments, an apparatus and a system, as well as a method and an article, may include selecting a plurality of signal thresholds comprising a product of an integer ranging from about 2 to N and a ratio of a quotient of a maximum peak amplitude of the acoustic ... 12/15/05 - 20050278123 - Automated bore planning system for horizontal directional drilling Systems provide for electronic development of a bore plan for use in connection with an underground boring machine. Electronically developing a bore plan involves providing topographical information representative of topography of the bore site and providing bore path information representative of an intended bore path for the bore site. The ... 12/15/05 - 20050278122 - Geosteering in anisotropic formations using multicomponent induction measurements A multicomponent induction logging tool is used on a MWD bottomhole assembly. Multifrequency focusing that accounts for the finite, nonzero, conductivity of the mandrel is applied. Using separation of modes, the principal components and relative dip angles in an anisotropic medium are determined. The results are used for reservoir navigation ... 12/15/05 - 20050278121 - Geosteering in anisotropic formations using multicomponent induction measurements A multicomponent induction logging tool is used on a MWD bottomhole assembly. Multifrequency focusing that accounts for the finite, nonzero, conductivity of the mandrel is applied. Using separation of modes, the principal components and relative dip angles in an anisotropic medium are determined. The results are used for reservoir navigation ... 11/17/05 - 20050256647 - Mud gas isotope logging interpretative process utilizing mixing lines in oil and gas drilling operations The present invention is a method of interpreting sampled mud gas compositional and isotopic data from a target area in a drilling operation. The compositional and isotopic data is plotted on a chart. The chart preferably illustrates methane compositional data together with isotopic composition, such as δ13C1. From this chart, ... 11/17/05 - 20050256646 - Mud gas isotope logging interpretive method in oil and gas drilling operations A method of interpreting mud gas samples in a drilling operation of a target area. The method starts with obtaining a plurality of mud gas samples at a plurality of incremental depths of the target area. The plurality of mud gas samples are analyzed to find various isotopic data at ... 09/08/05 - 20050197778 - Downhole rate of penetration sensor assembly and method Methods and apparatuses to determine the rate of penetration of a subterranean drilling assembly into a formation are disclosed. The methods and apparatuses generate rate of penetration by integration axial acceleration data with respect to time and applying a correction factor. The correction factor, meant to account for the effect ... 09/08/05 - 20050197777 - Method and system to model, measure, recalibrate, and optimize control of the drilling of a borehole Methods and systems for controlling the drilling of a borehole are disclosed. The methods employ the assumption that nonlinear problems can be modeled using linear equations for a local region. Common filters can be used to determine the coefficients for the linear equation. Results from the calculations can be used ... 08/04/05 - 20050171698 - Real time earth model for collaborative geosteering An earth model is formed in real time during drilling of a well by incorporating up-to-the-minute knowledge derived from geology, seismic, drilling, and engineering data. The process of forming the model utilizes Logging-While-Drilling (LWD) or Measuring-While-Drilling (MWD) data directly from the drilling rig as the well is drilled. The LWD ... ### FreshPatents.com Support |