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9043189 Space-time surrogate models of subterranean regions  
Methods for creating and using space-time surrogate models of subsurface regions, such as subsurface regions containing at least one hydrocarbon formation. The created surrogate models are...
9043154 Computer-based method for real-time three-dimensional geological model calculation and reservoir navigation  
A method of calculating a 3-D geologic model in real time using, as input, 2-D geologic data. The 3-D is used for conducting further drilling operations. The model may be updated in real time...
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,...
9043188 System and method for forecasting production from a hydrocarbon reservoir  
A system and method is taught to substantially automate forecasting for a hydrocarbon producing reservoir through integration of modeling module workflows. A control management module...
9031674 Lift-gas optimization with choke control  
A method of optimizing production of wells using choke control includes generating, for each well, an intermediate solution to optimize the production of each well. The generating includes using...
9031821 Production simulator for simulating a mature hydrocarbon field  
A production simulator (2), for simulating a mature hydrocarbon field, providing quantity produced (Qφktb) per phase, per well, per layer (or group of layers) and per time as a function of...
9031820 Method for creating a 3D model of a hydrocarbon reservoir, and method for comparative testing of hydrocarbon recovery techniques  
A method of modelling a hydrocarbon-containing reservoir which is representative of such reservoir in at least one physical characteristic such as reservoir porosity or permeability. Data, such as...
9031822 System and method for use in simulating a subterranean reservoir  
A computer-implemented method, system, and computer program product are disclosed for updating simulation models of a subterranean reservoir. An ensemble of reservoir models representing a...
9031823 Systems and methods for subsurface oil recovery optimization  
Systems and methods for subsurface secondary and/or tertiary oil recovery optimization based on either a short term, medium term or long term optimization analysis of selected zones, wells,...
9026419 Computer-implemented systems and methods for controlling sand production in a geomechanical reservoir system  
Systems and methods are provided for use in predicting sand production in a geomechanical reservoir system. Computation of the sand production predictions can include solving a system of partial...
9026417 Iterative reservoir surveillance  
Method for reservoir surveillance using a three-dimensional Earth Model (101) to improve and expedite the surveillance at all scales of investigation (field, reservoir, fault compartment, and...
9026416 System and method of grid generation for discrete fracture modeling  
Computer-implemented systems and methods are provided for generating accurate grids that can be used for simulation of highly complex subsurface reservoirs, such as fractured subsurface...
9026413 Thermodynamic phase equilibrium analysis based on a reduced composition domain  
A method of modeling phase characteristics of thermodynamic systems utilizing pseudo-properties strategy and a reduced number of variables is disclosed herein. The method describes a means of...
9026418 Method for determining distinct alternative paths between two object sets in 2-D and 3-D heterogeneous data  
Distinct paths (40), e.g., locally optimal, are determined in a heterogeneous velocity field (32) between a source object and a target object (33) using gradients (35) of a two-way total arrival...
9026420 Method and system of updating a geocellular model  
Updating a geocellular model. At least some of the illustrative embodiments are methods including: modifying a geocellular model of an earth formation based on an actual datum from an actual...
9020793 Method, system and program storage device for reservoir simulation utilizing heavy oil solution gas drive  
A method, a system and a program storage device for predicting a property of a fluid, such as fluid production from a subterranean reservoir containing heavy oil entrained with gas is described....
9009014 System, method and computer program product to simulate the progressive failure of rupture disks in downhole environments  
Systems and related methods to simulate, predict, and report progressive failures of rupture disks in response to thermal expansion of trapped annular fluids.
8996346 Methods for characterization of petroleum fluid and application thereof  
An improved method that performs downhole fluid analysis of the fluid properties of a reservoir of interest and that characterizes the reservoir of interest based upon such downhole fluid analysis.
8990053 Method of wavelet estimation and multiple prediction in full wavefield inversion  
Wavelet estimation method, particularly advantageous for full wavefield inversion (“FWI”) of seismic data, that makes use of both the primary and multiple reflections in the data. The inventive...
8983819 System, method and computer program product to simulate rupture disk and syntactic foam trapped annular pressure mitigation in downhole environments  
Systems and related methods to simulate the use of rupture disks and syntactic foam in the mitigation of trapped annular pressure and wellhead movement during downhole operations.
8983818 Method for characterizing the fracture network of a fractured reservoir and method for developing it  
The invention is a method for constructing a representation of a fluid reservoir traversed by a fracture network and by at least one well. The reservoir is discretized into a set of grid cells and...
8972235 Methods and systems for subterranean bore hole fracture simulation  
Apparatus and methods for simulation of bore hole fractures are disclosed. A device for simulating a fracture in a subterranean formation comprises a housing, an inlet for directing a sample fluid...
8972234 Method and system to reduce: memory requirements, device-to-host transfer bandwidth requirements, and setup time, for seismic modeling on graphics processing units  
A method for seismic modeling on a GPU includes creating a discretized model containing a volume enclosed by boundaries with arbitrary boundary conditions, dividing the discretized model into...
8972232 System and method for modeling a subterranean reservoir  
A computer-implemented reservoir prediction system, method, and software are provided for updating simulation models of a subterranean reservoir. An ensemble of reservoir models representing a...
8972231 System and method for predicting fluid flow in subterranean reservoirs  
A reservoir prediction system is disclosed that uses a kernel-based ensemble Kalman filter (EnKF) capable of representing non-Gaussian random fields characterized by multi-point geostatistics. The...
8972233 Retrodicting source-rock quality and paleoenvironmental conditions  
A method for retrodicting source-rock quality and/or paleoenvironmental conditions are disclosed. A first set of system variables associated with source-rock quality is selected (705). A second...
8965744 Method of developing a petroleum reservoir by reservoir model reconstruction  
A method of developing a petroleum reservoir according to a given development scheme, from a facies map representative of the reservoir. New measurements are taken in the reservoir to better...
8965745 Grid from depositional space  
A method can include providing, in a geological domain, a conformal mesh, conformal to geological discontinuities of a geological model, that includes depositional domain coordinates associated...
8954304 Neural net for use in drilling simulation  
A method of optimizing a drilling tool assembly including inputting well data into an optimization system, the optimization system having an experience data set and an artificial neural network....
8954303 System and method for generating a geostatistical model of a geological volume of interest that is constrained by a process-based model of the geological volume of interest  
A process-based model of a geological volume of interest is generated. The process-based model is conditioned with conditioning information associated with the geological volume of interest....
8949098 Iterative drilling simulation process for enhanced economic decision making  
An iterative drilling simulation method and system for enhanced economic decision making includes obtaining characteristics of a rock column in a formation to be drilled, specifying...
8949173 Pay zone prediction  
Implementations of pay zone prediction are described. More particularly, apparatus and techniques described herein allow a user to predict pay zones in wells. By accurately predicting pay zones,...
8942966 Method for parameterizing and morphing stochastic reservoir models  
A method for creating a modified realization of a geostatistical model of a subterranean hydrocarbon reservoir is described, which may be used in a history matching process. The modified...
8942960 Scenario analyzer plug-in framework  
A system can include a framework for scenario-based assessment of a physical environment; and an integrator that includes an analyzer component for identifying an analyzer as one of a plurality of...
8942967 Method for real-time reservoir model updating from dynamic data while keeping the coherence thereof with static observations  
The invention is a method for real-time updating of a geological model using dynamic data while maintaining the coherence thereof with static observations. An initial set of reservoir property...
8938380 Methods, devices, and kits relating to the implementation of gelled fluids having a transient gel microstructure  
Equipment associated with a gelled fluid may be manipulated based on a stress response of the gelled fluid as determined by a gel microstructure destruction model comprising an equivalent work...
8935141 Method of generating a hex-dominant mesh of a faulted underground medium  
A method having application for petroleum exploration or geological storage of generating a mesh of a faulted underground medium, comprising generating a hex-dominant mesh from faults and horizons...
8930170 Attribute importance measure for parametric multivariate modeling  
Parametric Bayesian Updating method is described for attribute importance measures. AIM is a quantitative measure of the relative importance of multiple attributes used in a Bayesian Updating...
8924029 Apparatus and method for increasing the ultimate recovery of natural gas contained in shale and other tight gas reservoirs  
A method includes obtaining a model associated with production of natural gas from a well, where the well has a choke valve that controls flow of material including natural gas from the well. The...
8914270 Preserved-traveltime smoothing method and device  
Device and method for smoothing an original velocity model of a given subsurface such that a travel-time through the given subsurface is preserved. The method includes receiving the original...
8914267 Systems and methods for diagnosing production problems in oil field operations  
Systems and methods for diagnosing production problems in oil field operations are provided. A first video monitor displays an oil field diagnosis process flow chart that includes selectable...
8914269 Methods and devices for transformation of collected data for improved visualization capability  
Rock physics guided migration is disclosed to enhance subsurface three-dimensional geologic formation evaluation. In one embodiment, a geologic interpretation is generated based on a seismic data...
8914268 Optimizing well operating plans  
Methods and systems for making decisions related to the operation of a hydrocarbon well include characterizing effective production capacity of a reservoir over space and time based at least in...
8909508 Petrographic image analysis for determining capillary pressure in porous media  
This disclosed subject matter is generally related to methods for characterizing two-dimensional (2D) and three-dimensional (3D) samples to determine pore-body and pore-throat size distributions...
8908925 Methods to build 3D digital models of porous media using a combination of high- and low-resolution data and multi-point statistics  
This subject disclosure describes methods to build and/or enhance 3D digital models of porous media by combining high- and low-resolution data to capture large and small pores in single models....
8903694 System and method for performing reservoir simulation using preconditioning  
A computer-implemented system, method, and software are provided for solving linear systems of equations arising in reservoir simulation. A linear system of fluid flow equations, including a...
8898044 Simulating subterranean fracture propagation  
Systems, methods, and instructions encoded in a computer-readable medium can perform operations related to simulating subterranean fracture propagation. A subterranean formation model representing...
8898046 Method to improve reservoir simulation and recovery from fractured reservoirs  
A method for modeling flow properties over a series of time increments of a reservoir in an earth formation having a plurality of fractures is disclosed. The method includes: building a...
8898045 System and method of predicting gas saturation of a formation using neural networks  
Predicting gas saturation of a formation using neural networks. At least some of the illustrative embodiments include obtaining a gamma count rate decay curve one each for a plurality of gamma...
8892221 Integrated resource monitoring system with interactive logic control for well water extraction  
A system for resource usage optimization employs an automatically controlled sensor suite providing data to a computer system for the analysis of spatial relationships of the sensors and...