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WO/2010/041207A1 |
An apparatus for monitoring a reservoir. The apparatus can include a tube that is conveyable in a well, penetrating the reservoir. The apparatus can further include an expandable member coupled to the tube. The expandable member can expa...
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WO/2010/037726A2 |
A system for monitoring subsidence and/or rising of a waterbottom (3), such as an ultradeep oceanfloor, has a string of pressure sensors (2) along the length of the interior (13) of a sealed pressure resistant protective tube (1) that re...
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WO/2010/026198A2 |
A method of modelling a subterranean region of the Earth at a first location comprises the steps of: providing geological data; selecting a plurality of facies; providing a distribution of rock physics probability with spatial dependenci...
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WO/2010/027786A1 |
An apparatus (30), program product, and methods for data management, are provided. An exemplary apparatus (30) includes one or more PDEDVIS surface units (31) each having a serial interface (41) to provide a continuous real-time data str...
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WO/2010/019731A2 |
A method for imaging a subsurface material, the method including: receiving a first image of the subsurface material and a second image of the subsurface material, the first image displaying a first property of the subsurface material an...
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WO/2010/016175A1 |
Disclosed is a target detection device which can match a moving object in a captured image to an identifier when a plurality of identifiers began to be received in a short time, or when the number of identifiers received was larger than ...
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WO/2010/005762A2 |
A method of normalizing well log data relating to geology of a subsurface region includes identifying a pair of markers defining a zone on each well log, determining a statistic for a property within the zone for each well log, fitting a...
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WO/2010/002263A2 |
The invention is a marine geophysical sensor cable (1) with one or more sensor cable sections (2), - each of said sensor cable sections (2) provided with seimic and electromagnetic sensors (10, 20) arranged along said cable (1), - the se...
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WO/2010/002601A2 |
A method of automatically correlating well logs includes selecting well loops from the well logs and creating a set of possible marker positions for each well log in each well loop. From the possible marker positions, alternate marker se...
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WO/2009/156887A1 |
An apparatus includes a transmission line for deployment in a well, and a driver to transmit signals over the transmission line. The driver includes a field-effect transistor (224, 242), and an operational amplifier (226, 244) to control...
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WO/2009/153552A1 |
Flowline electrical impedance generation means (5) for generating a local electrical impedance in a metallic tubing portion of a flowline (21). Such means (5) may be used in place of insulation joints in various systems. The impedance ge...
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WO/2009/153443A1 |
Method for determining fluid pressures and for detecting overpressures in an underground medium. A seismic P-wave velocity cube and a seismic S-wave velocity cube are constructed by means of a stratigraphic inversion of seismic data and ...
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WO/2009/153551A1 |
A well installation comprising metallic structure including downhole metallic tubing (11, 12) for conveying product towards the surface, a sub surface safety valve (2) disposed in the downhole metallic tubing for interrupting flow of pro...
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WO/2009/151902A2 |
A method of determining a selection of well measurements and/or their respective control parameters is described based on a global target having predetermined sensitivities to a multitude of uncertainties associated with input variables ...
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WO/2009/148706A1 |
A method of rendering three dimensional visualizations of two dimensional geophysical data includes converting each of a plurality of two dimensional data sets into a respective two dimensional image using two dimensional geological mode...
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WO/2009/148707A1 |
A method of stochastically modeling a plurality of litho-facies within a formation includes defining a facies classification for each of a top and a base of the formation, dividing the formation into a plurality of layers, and interpolat...
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WO/2009/140181A1 |
A method for analyzing a formation, that includes plotting resistivity data points (318, 320) on a resistivity graph (300) to obtain plotted resistivity data points, and selecting a first shale point (306) on the resistivity graph (300) ...
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WO/2009/138290A2 |
The present invention proposed an improvement in the methods used for modelling underground structures, in particular underground reservoirs, with multiple point statistical modelling. The improvement involves the storage of the statisti...
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WO/2009/137398A2 |
Systems (30), program product, and methods for providing real-time reservoir management of one or more reservoirs (21) across one or more fields (23) are provided. A system (30) can include multiple monitoring wells and at least one inje...
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WO/2009/134685A2 |
Well log data is assigned depositional labels by a soft computing method. A model is trained on an expert-interpreted well log by segmenting, assigning fuzzy symbols to the segments (130), and calculating attribute values for units label...
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WO/2009/126453A1 |
A method of analyzing characteristics of a subterranean formation includes applying a wavelet transform to measured data or to derived data obtained from the measured data, the measured data obtained by measuring a physical property at e...
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WO/2009/112914A2 |
A downhole tool and method for determining properties of a formation. The method comprising irradiating the formation with a nuclear source 301; performing both a resistivity 204 and a sigma 302, 202 measurement at each of different radi...
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WO/2009/105650A1 |
The disclosed methods, systems, and software are described for optimizing well placement in a reservoir field. A geological model of a reservoir field, a grid defining a plurality of cells, one or more wells to be located within the plur...
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WO/2009/098366A2 |
Method for modelling a fractured deposit as a collection of several families of equivalent blocks of uniform shape and size. This gives a complex porous environment made up of irregular blocks modelling the fractured deposit. A function ...
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WO/2003/003151A9 |
A medium having a plurality of computer readable files relating to geophysical seismic data recorded thereon. The files include a map display having multiple levels of geographic detail (110) and including a plurality of surface seismic ...
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WO/2009/090522A1 |
The invention relates to a method, software and a computer system for generating three-dimensional geological systems, in particular a reservoir, wherein said method comprises the following steps: providing a set of proportional models, ...
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WO/2009/086290A1 |
A multipoint geostatistics computer-implemented method for modeling of discrete properties, comprising acquiring by a computer software program a training image made from at least one dimensional array of discrete property values, the va...
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WO/2009/079355A1 |
A technique provides a methodology for improving surveys of subterranean regions (24). The methodology comprises estimating macro anisotropy and an intrinsic or micro anisotropy of an overburden (24). A surface electromagnetic survey (30...
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WO/2009/076338A2 |
Methods and apparatus to configure drillstring communications are described. In one disclosed example, a method to configure drillstring communications involves generating a signal at a transmitter coupled to a drillstring, transmitting ...
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WO/2009/068947A2 |
Remote sensing systems are provided including a recorder, a cable network and a plurality of downhole sensor nodes. The cable network comprises a first cable and a second cable. The first and second cables form a loop. The recorder and t...
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WO/2009/055152A1 |
Methods for three-dimensionally characterizing a reservoir while drilling a high angle or horizontal wellbore through the reservoir are disclosed. An initial reservoir model (302) for the reservoir is selected and a section (300) is extr...
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WO/2009/045588A2 |
A technique includes obtaining seismic data, which was acquired during a seismic survey in seawater. The technique includes based on the seismic data, determining a conductivity of the seawater and processing data obtained from an electr...
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WO/2009/034253A1 |
The method, programme and computer system for changing the scale of permeabilites for modelling a deposit (for example, hydrocarbon). Mini deposit models are defined (S100), with a number of patterns and cells within said patterns. For e...
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WO/2009/032000A1 |
In some embodiments, apparatus and systems, as well as methods, may operate to acquire downhole data associated with a borehole casing, process a portion of the downhole data at a downhole location to provide processed data, regulate sur...
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WO/2009/033086A1 |
A method for accessing interface properties of a data object, comprising: Getting the data object and getting an interface property for the data object from a value map.
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WO/2009/032899A2 |
The present invention is directed to methods and systems for oil field downhole sensing and communication during drilling and/or production, wherein such methods and systems utilize coaxial cable to transmit electromagnetic (EM) energy, ...
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WO/2009/026979A1 |
A method for identifying geological features in an image of an underground formation surrounding a borehole. The method comprising: analysing the image properties to identify image regions and defining segments based on the identified im...
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WO/2009/027598A1 |
the invention relates to a method, programme and computer system fro reconciling data for modelling hydrocarbon reserves. Said method carried out by computer comprises the steps: providing (S10) a set of local permeability values k Hi, f...
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WO/2009/026146A2 |
A communication module for use in wellbore logging operations. The module is attachable around a wireline, slickline, tubing or coiled tubing having a logging tool on its end. The module includes a drive means for transporting it down th...
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WO/2009/018242A2 |
System and method for automatic analysis and determination of a parameter. Measurement data are obtained from one or more sensors deployed to measure a desired parameter, the data being associated to identified locations. The measured da...
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WO/2009/014934A2 |
A logging sonde includes a tube defining a sealed chamber inside. An isolation layer is disposed on an exterior of the tube. At least one sensor is disposed on an exterior of the isolation layer. The sensor includes a lead in passing thr...
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WO/2009/012147A2 |
Disclosed herein is a method of canceling noise in a wellbore telemetry system. The method includes, acquiring at least one signal in the system, predicting at least one deterministic component of the at least one signal based upon a cha...
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WO/2009/012139A2 |
Separation of telemetry and noise signals in a telemetry system is accomplished by modeling the system as one in which two sources are operating simultaneously. Direct and indirect implementations by IIR and FIR filters are discussed.
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WO/2009/012150A1 |
A system for logging with wired drill pipe (14) includes a logging tool string (12),- an interface sub (18) in operable communication with the logging tool string (12); and a wired pipe in operable communication with the interface sub (1...
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WO/2009/002764A1 |
Characterizing a reservoir with electromagnetic imaging surveys includes normalizing measured voltage data by transmitter moment, sorting the normalized voltage data into common receiver profiles, densely resampling transmitter locations...
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WO/2009/002763A1 |
To characterize an earth subterranean structure using a measurement assembly including electromagnetic (EM) receivers and one or more EM sources, measured voltage data collected by EM receivers in response to transmission by one or more ...
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WO/2008/147809A1 |
A method for generating a three dimensional (3D) model of a near surface layer. In one implementation, the method may include generating a one dimensional (1D) geologic model of the near surface layer, converting the 1D geologic model to...
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WO/2008/132639A2 |
To characterize an electrical cable that is deployed in a well, a voltage input is applied to the electrical cable at an earth surface location, where the well extends from the earth surface location. A current response resulting from th...
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WO2008103986B1 |
A method, system and machine-readable medium encoded with machine- executable instructions for creating an ensemble of estimated upscaled reservoir models includes obtaining a fine-scale geomodels of a subsurface region including a plura...
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WO/2008/118931A2 |
A wellbore communications system comprising a surface computing unit. The surface computing unit comprises a processing module and a communications module, one or more downhole modules arranged within the wellbore, and a wireless communi...
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