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| Number | Title | Issue Date |
| 7983885 | Method and apparatus for multi-dimensional data analysis to identify rock heterogeneity A method, apparatus and computer usable program code for identifying regions in the ground at a well site. Continuous data is received from the well site; reducing redundancies in the continuous data received from the well site to form processed data. Cluster analys... | 07/19/2011 |
| 7966166 | Method for determining a set of net present values to influence the drilling of a wellbore and increase production A method is disclosed for modeling a first reservoir while drilling a wellbore into a corresponding second reservoir, the first reservoir having a plurality of stations, comprising: determining a plurality of values of net present value corresponding, respectively, ... | 06/21/2011 |
| 7953587 | Method for designing and optimizing drilling and completion operations in hydrocarbon reservoirs A method is disclosed for generating a wellsite design, comprising: designing a workflow for an Earth Model; building an initial Earth Model based on the workflow adapted for modeling drilling and completions operations in a hydrocarbon reservoir; calibrating the in... | 05/31/2011 |
| 7953584 | Method for optimal lift gas allocation A method is disclosed for optimal lift gas allocation, comprising: optimally allocating lift gas under a total lift gas constraint or a total produced gas constraint, the allocating step including distributing lift gas among all gas lifted wells in a network so as t... | 05/31/2011 |
| 7895241 | Method and apparatus for oilfield data repository The invention relates to a method for performing operations of an oilfield having at least one wellsite, a surface network, and a process facility, each wellsite having a wellbore penetrating a subterranean formation for extracting fluid from an underground reservoi... | 02/22/2011 |
| 7894991 | Statistical determination of historical oilfield data A method, system, and computer program product for performing oilfield surveillance operations. The oilfield has a subterranean formation with geological structures and reservoirs therein. The oilfield is divided into a plurality of patterns, with each pattern compr... | 02/22/2011 |
| 7890264 | Waterflooding analysis in a subterranean formation A method of analyzing a subterranean formation. The method includes specifying a volume of interest in the subterranean formation, specifying an injector wellsite that penetrates the volume of interest, specifying a first producer wellsite and a second producer well... | 02/15/2011 |
| 7881869 | Method and apparatus for evaluating data associated with an offshore energy platform A method for transferring data from an unmanned offshore energy platform to a manned offshore energy platform. The method includes obtaining the data on the unmanned offshore energy platform from a monitoring device, wherein the monitoring device is configured to mo... | 02/01/2011 |
| 7869954 | Using microseismic data to characterize hydraulic fractures Methods and apparatus that use microseismic event data, stress data, seismic data, and rock properties to predict the hydrocarbon production success of a well location are disclosed. An example method generates a hydrocarbon production function based on information ... | 01/11/2011 |
| 7861800 | Combining belief networks to generate expected outcomes A method is described for determining an oilfield parameter for a drilling operation in an oilfield, the oilfield having a well site with a drilling tool advanced into a subterranean formation with geological structures and reservoirs therein. A first set of decisio... | 01/04/2011 |
| 7860654 | Simulation method and apparatus for determining subsidence in a reservoir A method for reservoir simulation that includes applying fraction boundary conditions at a surface of a grid representing the subterranean reservoir, finding a rock state, representing initial rock displacements and porosity in the grid, that satisfies a first equat... | 12/28/2010 |
| 7671867 | Method for locating underground deposits of hydrocarbon including a method for highlighting an object in a three dimensional scene A method of highlighting a selected object in a 3D scene comprises: executing an off screen rendering software and, responsive thereto, generating a texture image containing an image of the visible parts of a selected object over a background color, and, in response... | 03/02/2010 |
| 7630914 | Method and apparatus and program storage device adapted for visualization of qualitative and quantitative risk assessment based on technical wellbore design and earth properties A method is disclosed for determining and displaying risk information in response to a plurality of input data, the input data including a plurality of input data calculation results, comprising the steps of: comparing each calculation result of the plurality of inp... | 12/08/2009 |
| 7627430 | Method and system for managing information A method for managing information associated with an oilfield operation of an oilfield, the oilfield having a subterranean formation with geological structures and reservoirs therein. The method includes specifying a first site of interest, where a first data source... | 12/01/2009 |
| 7627429 | Method for producing underground deposits of hydrocarbon from an earth formation using fault interpretation including spline fault tracking A method is disclosed for determining a fault surface in a formation, comprising: determining a first plurality of crosscorrelation values for a 3D Volume associated, respectively, with a corresponding first plurality of 3D Volumes, and selecting a first minimum one... | 12/01/2009 |
| 7590570 | Method, apparatus and system for providing product advisory information for a web-based sales application An apparatus, system, and method are provided for receiving requirements information from a user via a web browser. The request and the requirements information are received by a web server and forwarded to a correlation engine. The correlation engine is operatively... | 09/15/2009 |
| 7577527 | Bayesian production analysis technique for multistage fracture wells A method for characterizing a fractured wellbore involves obtaining static data and production data from the fractured wellbore, integrating the static data and the production data using Bayes's theorem, and calculating a plurality of model parameters from Bayes's t... | 08/18/2009 |
| 7565305 | Apparatus and method to estimate the value of a work process and determine gaps in current and desired states A method involves identifying work elements of a work process which may be enhanced to provide a biggest impact on enhancing an overall value of the work process. The method involves identifying a plurality of work elements comprising a work process, interviewing on... | 07/21/2009 |
| 7561997 | Simulation system including a simulator and a case manager adapted for organizing data files for the simulator in a non-conventional tree like structure A simulation system includes a case manager adapted for organizing and managing a plurality of sets of input data being used by the simulation system. The case manager includes a plurality of case scenarios organized in a tree-like structure, some case scenarios bei... | 07/14/2009 |
| 7548873 | Method system and program storage device for automatically calculating and displaying time and cost data in a well planning system using a Monte Carlo simulation software A method of generating and displaying time and cost data representing the time and the cost to complete a plurality of oilfield related activities in response to a set of engineering results including wellbore geometry and drilling parameters comprises the steps of:... | 06/16/2009 |
| 7542037 | Three dimensional geological model construction A method for modeling geological structures includes identifying fault planes in a geologic structure, and creating a set of substantially vertically oriented pillars along the fault plane. The pillar grids are then combined into a common three-dimensional grid pill... | 06/02/2009 |
| 7539625 | Method and apparatus and program storage device including an integrated well planning workflow control system with process dependencies A method of well planning in an automatic well planning system comprises the steps of: selecting one or more tasks in a task manager; verifying by a task dependency a proper order of the one or more tasks; retrieving by the task manager from a task base one or more ... | 05/26/2009 |
| 7533725 | Method and system for altering pore pressure in a fracturing operation A method and a system for accessing a target fluid in a formation of an oilfield are provided. The method involves acquiring physicochemical property information of a portion of the formation, determining a type and a concentration of a chemical agent based on the p... | 05/19/2009 |
| 7523024 | Modeling geologic objects in faulted formations A system and method of modeling a geological body in a contemporary formation is presented that includes constructing a geological object based on an original depositional paleo-space associated with the contemporary formation, and copying the geological object, tra... | 04/21/2009 |
| 7516056 | Apparatus, method and system for improved reservoir simulation using a multiplicative overlapping Schwarz preconditioning for adaptive implicit linear systems A method, system and apparatus are disclosed for conducting a reservoir simulation, using a reservoir model of a gridded region of interest. The grid of the region of interest includes one or more types of cells, the type of cell being distinguished by the number of... | 04/07/2009 |
| 7486589 | Methods and apparatus for predicting the hydrocarbon production of a well location Methods and apparatus that use microseismic event data, stress data, seismic data, and rock properties to predict the hydrocarbon production success of a well location are disclosed. An example method generates a hydrocarbon production function based on information ... | 02/03/2009 |
| 7480676 | Chasing engine for data transfer A data repository defined by a single logical specification includes a data store comprising a plurality of tables and a view of the plurality of tables, a data dictionary comprising a meta-table and means to generate the data store, wherein the meta-table is genera... | 01/20/2009 |
| 7478024 | Integrated reservoir optimization A method of managing a fluid or gas reservoir is disclosed which assimilates diverse data having different acquisition time scales and spatial scales of coverage for iteratively producing a reservoir development plan that is used for optimizing an overall performanc... | 01/13/2009 |
