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9043155 Matching pursuit-based apparatus and technique to construct a seismic signal using a predicted energy distribution  
A technique includes processing seismic data indicative of samples of at least one measured seismic signal in a processor-based machine to, in an iterative process, determine basis functions,...
9031791 System and method for detecting rock fall  
Aspects of the invention provide systems and methods for using ballast sensors to detect rock fall events in a vicinity of railway tracks or similar roadways or tracks. The ballast sensors are...
9022129 Tracking geologic object and detecting geologic anomalies in exploration seismic data volume  
A method and system are described for identifying a geologic object through cross sections of a geologic data volume. The method includes obtaining a geologic data volume having a set of cross...
9014982 Method for analysis of relevance and interdependencies in geoscience data  
A computer-implemented method for evaluating a geoscience data analysis question. The user inputs the question to the computer through a graphical user interface or a text command interface (11)....
9001619 Method for imaging microseismic events using an azimuthally-dependent focal mechanism  
Disclosed herein are various embodiments of methods and systems for determining the orientation and direction of first motion of a fault or fracture by optimizing an azimuthally-dependent...
8995224 Real-time velocity and pore-pressure prediction ahead of drill bit  
Techniques for estimating velocity ahead of a drill bit include generating seismic waves at a surface from at least two different source positions in the vicinity of a borehole, receiving seismic...
8972195 Extracting geologic information from multiple offset stacks and/or angle stacks  
Geologic information may be extracted from multiple offset stacks and/or angle stacks. Offset stacks and/or angle stacks may be received that represent energy that has propagated through a...
8965705 Techniques for surface exploration and monitoring  
Techniques for surface exploration and monitoring are presented. In representative embodiments, a system is provided that cars perform multiple types of measurements of a surface. For example a...
8948463 Method for analyzing seismic data  
A method for analyzing seismic data by generating a post-migration common image gather in a dip angle domain from measured seismic data; detecting concave features related to reflection events in...
8909480 Seismic data filtering based on vibrator-coupled ground model  
A vibrator-coupled ground filter improves seismic data recorded during a seismic operation. This filter is based on a ground model that takes into consideration the vibrator system, the coupling...
8902221 Prospect assessment and play chance mapping tools  
Prospect assessment and play chance mapping tools are provided. For assessing potential resources, example systems provide dynamically linked chance maps, transformed in real time from geological...
8902706 Technique and apparatus for seismic data quality control using non-linear regression analysis  
A technique includes receiving seismic data acquired in a seismic survey. The technique includes determining a geophysical trend of trace amplitudes indicated by the seismic data based on...
8898020 Method for time picking and orientation of three-component seismic signals in wells  
A method, having application to petroleum exploration or production, for picking the arrival time of seismic waves and use thereof for orienting the components of a multi-component sensor. After...
8898019 Low-power satellite-timed seismic data acquisition system  
A recording system and method for conducting seismic surveys including cordless battery-operated digital recorders, each employing an integral global positioning system receiver that is only...
8880762 System and method of processing seismic data on a co-processor device  
A system and method for processing seismic data on one or more co-processor devices that are operatively coupled to a host computing system via a communications channel. The compression of input...
8873333 Geophysical signal processing  
A method of processing geophysical signals obtained by—monitoring the response of the earth to an source using a plurality of receivers is described including the evaluation of sums or integrals...
8862408 Determining one or more target positions in an acquisition domain for processing survey data  
In response to at least one input criterion, one or more target positions in an acquisition domain are determined for processing of survey data, where the survey data is acquired by survey...
8861308 Simultaneous joint inversion of surface wave and refraction data  
A technique includes a method and apparatus for simultaneous joint inversion of surface wave and refraction data to identify near surface geophysical and geological properties.
8861306 Interpolating seismic data  
A technique includes modeling interpolated seismic measurements as a random process characterized by seismic measurements acquired at a set of sensor locations and an interpolation error. The...
8838391 Extracting geologic information from multiple offset stacks and/or angle stacks  
Geologic information may be extracted from multiple offset stacks and/or angle stacks. Offset stacks and/or angle stacks may be received that represent energy that has propagated through a...
8825929 System and method of processing seismic data on a co-processor device  
A system and method for processing seismic data on one or more co-processor devices that are operatively coupled to a host computing system via a communications channel. The compression of input...
8818781 Method for operating an oil pool based on a reservoir model gradually deformed by means of cosimulations  
A method is disclosed for operating an oil pool based on a reservoir model gradually deformed by means of cosimulations. A map of a property of the pool is obtained by a stochastic simulation of a...
8812237 Deep-reading electromagnetic data acquisition method  
A method of measuring a parameter characteristic of a rock formation is provided, the method including the steps of obtaining crosswell electromagnetic signals between two wells and using an...
8805632 Method and apparatus for clock synchronization  
A system for synchronizing components of a downhole system includes: a source assembly including a source clock; an electromagnetic source associated with the source assembly and configured to...
8793072 Method of monitoring a geological gas storage site by stratigraphic inversion of seismic data  
The invention is a method of monitoring an underground formation into which a gas is injected or from which a gas is produced, by a stratigraphic inversion of seismic data with anamorphosis of...
8781749 Attenuating noise in seismic data  
Noise may be filtered or attenuated from seismic data by building a four-dimensional volume using the acquired seismic data and then applying a random noise attenuation filter to the...
8773951 System and method for seismic imaging with reduced computational cost  
A computer-implemented method, system, and article of manufacture for generating images of a subsurface region are disclosed. The method includes obtaining seismic data and an earth model related...
8762064 Seismic image filtering machine to generate a filtered seismic image, program products, and related methods  
Seismic image filtering machines, systems, program products, and computer implemented methods are provided to generate a filtered seismic image responsive to filtered seismic image data generated...
8755248 Unipole and bipole acoustic logging while drilling tools  
An acoustic logging while drilling tool includes a single unipole acoustic transmitter longitudinally and azimuthally spaced apart from a single linear array of unipole acoustic receivers. In...
8756019 Method for estimation of SAGD process characteristics  
Method comprises measuring temperature along an injection well, measuring a steam quality and an injection rate at an inlet of the injection well and estimating a pressure distribution profile....
8749549 Prospect assessment and play chance mapping tools  
Prospect assessment and play chance mapping tools are provided. For assessing potential resources, example systems provide dynamically linked chance maps, transformed in real time from geological...
8744134 Device and method for displaying full azimuth angle domain image data  
A device, system, and method for displaying seismic image data may include computing, from a wide-azimuth data set, a discrete data set associated with an image function at a seismic image point....
8738294 Determination of angle of internal friction of formation rock while slabbing core samples  
Mechanical properties of formation rock from a subsurface reservoir are measured with a computerized system while a core sample from the formation is being cut, during a process known as slabbing,...
8729903 Method for remote identification and characterization of hydrocarbon source rocks using seismic and electromagnetic geophysical data  
Method for assessing hydrocarbon source rock potential of a subsurface region without well log information. The method uses surface electromagnetic (121) and seismic (122) survey data to obtain...
8712747 Decision management system and method  
A system and method may be configured to support the evaluation of the economic impact of uncertainties associated with the planning of a petroleum production project, e.g., uncertainties...
8706419 System and method for monitoring the change in permeability of a water well  
A system and method for monitoring the permeability of a well structure defining a bore hole. The system comprises a wave generator, a sensor adapted to receive current wave data, and a processor...
8706420 Seismic fluid prediction via expanded AVO anomalies  
A seismic fluid prediction data, e.g., a dataset, is generated for a subsurface region by preconditioning seismic data for amplitude-versus-offset (AVO) analysis. Seismic AVO attribute data is...
8705315 Simultaneous wavelet extraction and deconvolution in the time domain  
Blind wavelet extraction and de-convolution is performed on seismic data to enable its practical usage in seismic processing and to provide quality control of data obtained in areas where data...
8694260 System and method for quality control of seismic projects  
A web enabled system for quantitative quality control of seismic projects may comprise at least one server remotely located from the seismic acquisition operation. At least two databases are...
8694261 3D-well log invention  
In an embodiment, creation of a continuous three dimensional array of data from digital information obtained from a wellbore, and representation in a seismic data formatted dataset. In an...
8693283 Estimation of time shift based on multi-vintage seismic data  
The invention is a method of calculating seismic time shifts Δ{right arrow over (t)}(t), comprising: conducting a number (n) of three or more seismic surveys with large time differences such as...
8694262 System and method for subsurface characterization including uncertainty estimation  
A system and method for subsurface characterization including depth and structural uncertainty estimation is disclosed. In one embodiment, the method may include determining a detectability...
8687463 Method for processing at least two sets of seismic data  
This invention relates to a method for processing at least two seismic data sets (10, 20), each data set comprising several seismic traces (i, j) grouped by bins (Bi, Bj) and by offset classes...
8688757 Method and system of subsurface horizon assignment  
Subsurface horizon assignment. At least some of the illustrative embodiments are methods including: obtaining, by a computer system, a seismic data volume; identifying, by the computer system, a...
8681583 Method for calculating spatial and temporal distribution of the Gutenberg-Richter parameter for induced subsurface seismic events and its application to evaluation of subsurface formations  
A method for evaluating fractures induced in subsurface formations includes determining hypocenters and origin times of induced seismic events from seismic signals detected by seismic sensors...
8675447 Device and method for de-blending simultaneous shooting data  
A device, medium and method for de-blending seismic data associated with a subsurface of the earth. The method includes a step of receiving seismic data “d” recorded with one or more land...
8660786 Positioning module  
A positioning device includes a magnetometer configured to detect and provide heading information, a motion sensor configured to detect and provide motion information, a microcontroller coupled to...
8649980 Active noise injection computations for improved predictability in oil and gas reservoir characterization and microseismic event analysis  
Application of nonlinear resonance interferometry is introduced as a new geophysical approach to improve predictability in characterization of subsurface microseismic event analysis and...
8644111 Method and system for transmission of seismic data  
The transmission method utilizes multiple seismic acquisition units within an array as intermediate short range radio receivers/transmitters to pass collected seismic data in relay fashion back to...
8639444 Chrono-stratigraphic and tectono-stratigraphic interpretation on seismic volumes  
A method for performing chrono-stratigraphic interpretation of a subterranean formation. The method includes obtaining a seismic volume containing stratigraphic features of the subterranean...