TOTAL SA Patent applications |
Patent application number | Title | Published |
20160124114 | METHOD AND DEVICE FOR DETERMINING PROPORTION CUBES - The present invention relates to a method for determining at least one combined proportion cube. For each one of a plurality of facies, the determination involves receiving a reference proportion cube, said reference proportion cube having a first average proportion, and receiving an auxiliary proportion cube. Furthermore, for at least one of a plurality of facies, the determination comprises the modification of the auxiliary proportion cube, wherein the modified auxiliary proportion cube has a second average proportion, and the second average proportion is at a distance that is lower than a predetermined distance of the first average proportion and the combination of said reference proportion cube and said modified auxiliary proportion cube. | 05-05-2016 |
20160116618 | METHOD FOR DETERMINING A STACKED MODEL DESCRIBING ARCHITECTURAL ELEMENTS - The present invention relates to a method for determining a stacked model describing architectural elements from a plurality of architectural element. The method comprises selecting an architectural element, determining merged zone, the merged zone being function of the zone of the selected architectural element and zones of related architectural elements, determining a probabilistic zone, the probabilistic zone being a function of the merged zone, and determining a probabilistic superposition value associated with the determined probabilistic zone, the probabilistic superposition value being a function of the superposition value of the selected architectural element. The previous steps are repeated for each architectural element in the plurality of architectural elements. The method further comprises stacking every determined probabilistic zone in a stacked model according to the determined probabilistic superposition value associated therewith, and providing the stacked model. | 04-28-2016 |
20160108320 | METHOD FOR TREATING OIL SANDS AND DEVICE FOR IMPLEMENTING SUCH A METHOD - The invention relates to a method for treating oil sand. The steps consisting of cooling said oil sand to a temperature lower than the glass transition temperature of the bitumen by bringing said oil sand into contact with carbon dioxide in the solid state and applying mechanical energy to the mixture produced. Then melting the solid carbon dioxide in such a way as to produce a multiphase system. The multiphase system is then separated into at least one solid phase and at least one liquid phase. The bituminous phase is then recovered from the separated liquid phase. The invention also relates to a device for treating oil sand, especially designed for implementing said method. | 04-21-2016 |
20160054472 | METHOD OF MODELLING A SUBSURFACE VOLUME - Disclosed is a method of modelling a subsurface volume, and a corresponding computer program and apparatus. The method comprises defining a regular planar grid of regularly arranged locations in the two dimensions substantially parallel to the surface, and calculating a plurality of one dimensional arrays, each one dimensional array extending from a different one of the regularly arranged locations, in the direction from surface to subsurface. Each of the one dimensional arrays comprises a plurality of one dimensional cells, wherein the cells are delineated according to actual geological features of the subsurface volume. | 02-25-2016 |
20160018373 | SYSTEMS AND METHODS FOR MONITORING AND CONTROLLED CAPTURE OF AIR SAMPLES FOR ANALYSIS - There are provided methods for analyzing air including monitoring the air. For example, monitoring the air includes electronically sensing the air and determining whether an event in the air is occurring based on at least the electronically sensing. If an event is occurring, a sample of the air is collected for a further analysis. For example, the analysis is carried out to identify components present in the sample. There are also provided systems for analyzing air comprising : an air intake; an electronic sensor and a controller configured to monitor the air. Monitoring air includes controlling the air intake, controlling the electronic sensor to electronically sensing the air and determining whether an event in the air is occurring based on at least the electronically sensing. If an event is occurring, a sample of the air is collected for further analysis (e.g. to identify components present in the sample). | 01-21-2016 |
20150378053 | METHOD OF MODELLING A SUBSURFACE VOLUME - Disclosed is a method of monitoring the behaviour of a subsurface volume. The method comprises transforming a single discrete parameter or an ensemble of discrete parameters describing an attribute of the subsurface volume, each discrete parameter having N possible discrete values with N ≧2, into N indicator parameters each having 2 possible discrete values; for each of the two value classes of each indicator parameter, determining the anisotropic distance to a value transition interface; transforming each of the indicator parameters into a corresponding continuous parameter using the determined anisotropic distance to the value transition interface; and using the continuous parameters in a history matching process. | 12-31-2015 |
20150369937 | METHOD OF MODELLING A SUBSURFACE VOLUME - Disclosed is a method monitoring changes in saturation of a subsurface volume. The method comprises: obtaining observed data of saturation behaviour from the subsurface volume over time; using one or more models, obtaining simulated data of saturation behaviour from the subsurface volume over time; and transforming each of the observed data and simulated data. The transformation is done such that in each case the data is described in terms of: a front location parameter, wherein a cell of the subsurface volume is attributed a value according to its location relative to a front of the fluid for which saturation is being monitored, and a sweep intensity parameter, wherein a cell of the subsurface volume is attributed a value according to either the observed saturation variation over a time period, or an estimated saturation variation over the time period, finally, a mismatch between saturation behaviour in said transformed observed data and saturation behaviour in said transformed simulated data over said time period is calculated. | 12-24-2015 |
20150328564 | METHOD FOR SEPARATING ISO-ALKANES AND CYCLOALKANES FROM AN OIL - Method for the processing of a mixture of organic compounds, in particular of an oil, in order to recover different constituents therefrom. This method makes it possible to separate a fraction of iso-alkanes and cycloalkanes from a sample of a mixture of organic compounds, said method comprising a separation step by liquid chromatography. | 11-19-2015 |
20150300996 | FLUID ANALYSER COMPRISING A FLAMMABLE SUBSTANCE AND CORRESPONDING METHOD | 10-22-2015 |
20150260018 | CONTAINMENT SYSTEM AND A METHOD FOR USING SAID CONTAINMENT SYSTEM - A containment system for recovering hydrocarbon fluid from a leaking device comprising a wall extending from a base level to a first level for surrounding the leaking device, and a dome situated above the wall and forming a cavity for accumulating hydrocarbon fluid. The dome comprises an upper output opening for extracting the hydrocarbon fluid. The containment system further comprises a lower output opening extending up to a dome level. The wall and the dome are independent members so as the wall can be landed on the seafloor before the dome is installed. | 09-17-2015 |
20150142831 | COMPUTERIZED METHOD AND A COMPUTER PROGRAM RPODUCT FOR DETERMINING A RESULTING DATA SET REPRESENTATIVE OF A GEOLOGICAL REGION OF INTEREST - A computerized method where one provides first and second data sets, representative of the geological region of interest, each associating a signal to a bin of a four-dimensional input grid of the region of interest. Then one interpolates the first data set to determine both an interpolated first data set and interpolation operators. A residual between the second data set and the interpolated first data set is then determined. The residual is interpolated using said interpolation operators to determine an interpolated residual. | 05-21-2015 |
20150139877 | PROCESS FOR PURIFYING GASEOUS MIXTURES CONTAINING ACIDIC GASES - A process is disclosed for purifying a gaseous mixture containing acidic gases, such as a natural gas, including contacting the gaseous mixture with an absorbent solution including:
| 05-21-2015 |
20150095001 | METHOD FOR DETERMINING MINERALOGICAL COMPOSITION - The present invention relates to simulating modifications to the mineralogical compositions of soil. This simulation includes: simulating a stochastic movement of a particle in a geological model and modifying the mineralogical composition attached to the model. This modification is based on at least the coordinates for the particle in the model, the aggressiveness of the particle, and the local mineralogical composition. As a result, the aggressiveness of the particle is also modified. | 04-02-2015 |
20140335461 | CHEMICAL-LOOPING COMBUSTION METHOD WITH DILUTE PHASE REMOVAL OF ASHES AND FINES IN THE OXIDATIONZONE AND PLANT USING SAME - The invention relates to a method for chemical-looping combustion of a hydrocarbon-containing feedstock, comprising:
| 11-13-2014 |
20140323363 | NANOTRACERS FOR LABELING OIL FIELD INJECTION WATERS - This invention relates to the development of nanoparticles, which can be used as tracers, in order to track the movement of fluids injected into an oil reservoir. The injected fluids diffuse through a solid geological medium which constitutes the oil reservoir, thus making it possible to study this latter by following the path of the injected fluids. The objective is in particular to monitor the flows between the injection well(s) and the production well(s) and/or to evaluate the volumes of oil in reserve and water in the reservoir and ultimately to optimize oil exploration and exploitation. | 10-30-2014 |
20140299328 | SUBSEA WELLHEAD ASSEMBLY, A SUBSEA INSTALLATION USING SAID WELLHEAD ASSEMBLY, AND A METHOD FOR COMPLETING A WELLHEAD ASSEMBLY - A subsea wellhead assembly comprising a casing housing and a casing extending down inside the well, and a tubing hanger. The tubing hanger comprises first and second valves, each valve being a fail safe valve. | 10-09-2014 |
20140263360 | ISOLATING VALVE - An isolating valve includes a body having a canal for the passage of fluid, which is intended to be shut off by upstream and downstream spherical plugs, that can be actuated independently of one another between positions allowing the passage of fluid through the canal and positions of shutting off the canal, and a sealing checker, opening into the canal and between the two spherical plugs. The upstream plug is equipped with an upstream seat of the “simple piston effect” type and has no downstream seat. The downstream plug is equipped with an upstream seat of the “simple piston effect” type and with a downstream seat of the “double piston effect” type. | 09-18-2014 |
20140244227 | METHOD FOR VALIDATING A TRAINING IMAGE FOR THE MULTIPOINT GEOSTATISTICAL MODELING OF THE SUBSOIL - According to the invention, a training image denotes, for each cell of a first three-dimensional grid, a respective type of geological facies assigned to said cell. For each cell of a second three-dimensional grid, the morphology of which is matched to estimated geological horizons, the well data comprise a respective type of geological facies estimated for said cell. Two-dimensional patterns, each of which is defined along a respective geological horizon and includes, in a cell containing the intersection of a well with said geological horizon, the type of geological facies estimated for each cell, are defined. The instances of the identified two-dimensional patterns are counted in the training image so as to verify the ability of the training image to account for correlations between wells. | 08-28-2014 |
20140208998 | STAGED COMBUSTION OF SULFUREOUS COMBUSTIBLE EFFLUENTS WITH RECOVERY OF THE SULFUR IN THE CLAUS PROCESS - The invention relates to a process for advantageously efficiently treating a sulfureous combustible effluent stream by recovering the sulfur in elemental form. This process consists especially of the succession of two steps:
| 07-31-2014 |
20140166301 | STEAM GENERATION - A steam generation device and a method for generating steam using the device are disclosed. The device includes a fluid circulation pipe containing electrically and thermally conductive material, and at least one inductive cable made from an electrically conductive material wound around the pipe. The device and method allow for improved steam generation. | 06-19-2014 |
20140166293 | METHOD FOR EXTENDING A NETWORK OF EXISTING FRACTURES - The present invention relates to a method for extending a network of existing fractures in a subterranean formation. This method comprises pumping a first fluid into a pressurized volume to pressurize a compressible fluid in said pressurized volume to a predetermined pressure and releasing a second fluid out of the pressurized volume in a confined volume connected to the existing fractures, the second fluid being released due to a relaxation of the pressurized compressible fluid in the pressurized volume. Moreover, the release of second fluid exerts pressures in the existing fractures exceeding a fracturing threshold of the subterranean formation. | 06-19-2014 |
20140149046 | METHOD OF PROCESSING SEISMIC DATA BY PROVIDING SURFACE OFFSET COMMON IMAGE GATHERS - The method processes input including, for each of a plurality of shots at respective source locations, seismic traces recorded at a plurality of receiver locations. Offset-modulated data are also computed by multiplying the seismic data in each seismic trace by a horizontal offset between the source and receiver locations for said seismic trace. A depth migration process is applied to the seismic data to obtain a first set of migrated data, and to the offset-modulated data to obtain a second set of migrated data. For each shot, offset values are estimated and associated with respective subsurface positions, by a division process applied to the first and second sets of migrated data. | 05-29-2014 |
20140149044 | COMPUTER ESTIMATION METHOD, AND METHOD FOR OIL EXPLORATION AND DEVELOPMENT USING SUCH A METHOD - The invention relates to a method for estimating a set of variables associated with sites of an area, the method comprising the following steps: a) a set of observation data is supplied, b) a variable associated with a site of a first sub-area is estimated by krigeing, using the precision matrix of the first sub-area, c) a second adjacent sub-area is determined, d) a variable associated with a site of the second sub-area is estimated by krigeing, on the basis of the first sub-space, the second sub-space, and the precision matrix determined for the first sub-space. | 05-29-2014 |
20140133623 | X-RAY TOMOGRAPHY DEVICE - An X-ray tomography device for providing a 3D image of a sample comprising a X-ray source, a cell, a photon detector and a processing unit. The processing unit computes the 3D tomography image on the basis of the acquired images corresponding to a plurality of cell angles. The cell is positioned so as the photon detector senses mainly photons coming from the sample inside the cell, and the photon detector is overexposed to cancel pixels corresponding to photons not coming from the sample. | 05-15-2014 |
20140105353 | X-RAY TOMOGRAPHY DEVICE - An X-ray tomography device for providing a 3D image of a sample comprising an X-ray source, a cell, a photon detector and a processing unit. The processing unit computes the 3D image on the basis of the images corresponding to a plurality of cell angles. The device further comprises a first and a second gratings having a grating period lower than 200 nm, and a microscope between the second grating and the detector. | 04-17-2014 |
20140097678 | SUBSEA ELECTRICAL ARCHITECTURES - The subject-matter of the present invention concerns an electrical architecture for power distribution to subsea equipment comprising at least one variable speed drive, VSD, module, wherein said at least one VSD module comprises at least one self commutated line side converter including power semiconductor. | 04-10-2014 |
20140086385 | X-RAY TOMOGRAPHY DEVICE - An X-ray tomography device for providing a 3D tomography image of a sample comprising a X-ray source, a cell, a photon detector and a processing unit. The X-ray source is monochromatic and has a photon beam solid angle higher than 0.1 degree. The processing unit computes the 3D tomography image on the basis of acquired images corresponding to a plurality of cell angles. | 03-27-2014 |
20140041875 | ALKYLARYL SULPHONATE COMPOSITIONS AND USE THEREOF FOR THE ENHANCED RECOVERY OF HYDROCARBONS - A surfactant composition includes an alkaryl sulphonate compound (a) and an alkaryl sulphonate compound (b). The difference between the optimum salinity of compound (a) and the optimum salinity of compound (b) is greater than or equal to 3 g/L. The surfactant composition can easily be adapted to various operating conditions, and in particular to various conditions of salinity, in order to provide optimum enhanced oil recovery. | 02-13-2014 |
20140032133 | METHOD OF DETERMINING MECHANICAL PERFORMANCE OF A STRUCTURE - A method for determining a mechanical performance parameter of a structure in which damage has caused a wall of the structure to change from an initial shape to a damaged shape. The method comprising for geometrically characterizing an external surface of the damaged shape; modeling a test body comprising a surface substantially identical to the external surface of the damaged shape; modeling a test wall having a portion of a shape substantially identical to the initial shape; calculating a deformed test wall and a stress state related to the deformation, the deformation of the test wall being caused by a relative displacement of the test body and the test wall, the relative displacement being configured to give the deformed test wall an external surface substantially identical to the external surface of the damaged shape; and evaluating mechanical performance of the deformed test wall. | 01-30-2014 |
20140032119 | METHOD OF ANALYZING SEISMIC DATA - Post-migration common image gathers (CIGs) are generated in a dip angle domain from measured seismic data. From a CIG, a hybrid Radon model is determined, including a reflection model related to concave features in the CIG and a diffraction model related to linear features in the CIG. The reflection model is transformed with a reflection Radon operator applied along inversion trajectories restricted around apices of the concave features to obtain reflection data. The diffraction model is transformed with a diffraction Radon operator to obtain diffraction data. The reflection and diffraction data at different horizontal positions can then be combined and summed to generate a migrated image of the subsurface. | 01-30-2014 |
20140019056 | PROCESS FOR CHARACTERISING THE EVOLUTION OF AN OIL OR GAS RESERVOIR OVER TIME - Disclosed is a process for characterising the evolution of a reservoir that comprises non-horizontal layers, by analyzing the changes of at least the seismic amplitudes of seismic reflections. The process comprises the steps of providing a base survey of the reservoir with a set of seismic traces at a first time and providing a monitor survey of the reservoir, taken at a second time, with a set of seismic traces associated to the same positions as in the base survey. The sets of seismic traces from the base and monitor surveys are then inverted to obtain an estimate of the changes having occurred in the time interval between base and monitor surveys, the inversion being performed using seismic traces for which allowance is made for the actual propagation paths through the non-horizontal layers of the reservoir. | 01-16-2014 |
20140017144 | HYDROGEN SULPHIDE SAMPLING METHOD - A method for sampling a sulphur-containing solid product including supplying a gas flow comprising hydrogen sulphide, bringing the gas flow into contact with a solid reagent and reacting the solid reagent with the hydrogen sulphide contained in the gas flow, the reaction fixing the sulphur of the hydrogen sulphide by forming a sulphur-containing solid product which is different in colour from the solid reagent, and recovering the sulphur-containing solid product. The invention also relates to a device suitable for the implementation of this method. | 01-16-2014 |
20140014503 | High Temperature Sealed Electrochemical Cell - A cell for high temperature electrochemical reactions is provided. The cell includes a container, at least a portion of the container acting as a first electrode. An extension tube has a first end and a second end, the extension tube coupled to the container at the second end forming a conduit from the container to said first end. A second electrode is positioned in the container and extends out of the container via the conduit. A seal is positioned proximate the first end of the extension tube, for sealing the cell. | 01-16-2014 |
20140008073 | ELECTRICAL AND STATIC FRACTURING OF A RESERVOIR - A method is provided for fracturing a geological hydrocarbon reservoir, including the static fracturing of the reservoir by hydraulic pressure, and the electrical fracturing of the reservoir by generating an electric arc in a well drilled into the reservoir. This enables the improved fracturing of the reservoir. | 01-09-2014 |
20140008072 | ELECTRICAL FRACTURING OF A RESERVOIR - A device is provided for fracturing a geological hydrocarbon reservoir including two packers defining between them a confined space in a well drilled in the reservoir; a pump for increasing the pressure of a fluid in the confined space; an apparatus for heating the fluid; at least one pair of two electrodes arranged in the confined space; and an electric circuit for generating an electric arc between the two electrodes, the circuit including at least one voltage source connected to the electrodes and an inductance between the voltage source and one of the two electrodes. The device permits improved fracturing of the reservoir. | 01-09-2014 |
20130340622 | CYCLONIC FLOW SEPARATOR - A separator of a mixture of liquid and gas, comprising an injection device, a separation chamber having a cylindrical internal surface and extending along a vertical axis, and a control chamber. The mixture is separated in the separation chamber into gas and liquid, with a cylindrical interface surface. The separation chamber comprises a first axial outlet for extracting the gas, a second outlet for extracting the liquid, and a third axial outlet in communication with the control chamber. The interface surface has, in normal operating conditions, a diameter lying between the diameter of the first outlet and the diameter of the third outlet. The control chamber is connected to the injection device by a return circuit. | 12-26-2013 |
20130332132 | COMPUTERIZED METHOD FOR THE ESTIMATION OF A VALUE FOR AT LEAST A PARAMETER OF A HYDROCARBON-PRODUCING REGION, FOR PLANNING THE OPERATION AND OPERATING THE REGION - A method for the estimation of a value for an investigated parameter of a hydrocarbon-producing region, comprising: a) using a design of experiments tool to determine a ruling law for a match parameter as a function of descriptive parameters, b) conducting a set of experiments using a simulation tool wherein, for each experiment, the region is geometrically and physically modelled, c) determining suitable sets of values for descriptive parameters from the ruling law, and d) determining a value for the investigated parameter from most likely sets of values. | 12-12-2013 |
20130327137 | Method For Measuring Pressure In An Underground Formation - The invention relates to a method for measuring pressure in an underground formation containing a fluid, comprising the following consecutive steps:
| 12-12-2013 |
20130322211 | METHOD FOR ACQUIRING SEISMIC DATA - Receiver lines arranged in an area to be explored are provided with geophones in respective receiver positions for measuring seismic waves from the subsoil. The receiver lines include first parallel lines and second lines parallel to the first lines and located in intermediate positions between the first lines. Seismic waves are emitted from source positions located along the first receiver lines, and seismic data, representing waves measured by the various geophones in response to the emitted waves, are obtained. Said first seismic data are processed by seismic interferometry in order to estimate other seismic data representing responses, in at least some of the receiver positions, to waves emitted from a virtual source located in a receiver position along a second line. | 12-05-2013 |
20130289879 | PROCESS FOR CHARACTERISING THE EVOLUTION OF A RESERVOIR - The application discloses a process and apparatus for characterising the evolution of a reservoir by co-analyzing the changes in the propagation times and seismic amplitudes of seismic reflections. The method comprising the steps of: providing a base survey of the reservoir with a set of seismic traces at a first time; and providing a monitor survey of the reservoir, taken at a second time, with a set of seismic traces associated to the same positions as in the base survey. The evolution of the reservoir is then characterised by inversion to obtain an estimate of the changes having occurred in the time interval between base and monitor surveys, the inversion being performed using at least some seismic traces for which no assumption is made that the energy is propagating vertically. In a main embodiment, inversion is performed by minimising a function which includes a term dependent on the incident angle of the seismic reflections. | 10-31-2013 |
20130277551 | METHOD FOR ASSAYING HYDROCARBONS - A method for determining the amount of hydrocarbons in a composition including hydrocarbons and water, includes:
| 10-24-2013 |
20130262063 | METHOD FOR SIMULATING THE GEOLOGICAL FORMATION OF A RIVER ZONE - Systems and methods for simulating a geological formation of a fluvial zone by using observation data and a spatial model of the fluvial zone. The displacement of particles in the spatial model is simulated by superimposing a deterministic term defined by the observation data and a stochastic term parameterized by the observation data. By virtue of this method, it is possible to take into account both the fluid flow of the particles in the fluvial zone and introduce a probabilistic perturbation. | 10-03-2013 |
20130248257 | Drilling Fluid Composition - The invention pertains to a drilling fluid composition comprising:—at least one (per)fluoropolyether oil comprising recurring units of formula —CF(CF3)CF2O— said oil having a kinematic viscosity of 30 to 80 cSt measured according to ASTM D455 standard at 20° C. [oil (E)] and possessing a polydispersity index (PDI) of at least 1.15; and—at least one (per)fluoropolyether phosphate comprising at least one perfluoropolyoxyalkylenic chain and at least one phosphoric acid group, in its acid, amide, salt or ester form [phosphate (P)], to a method for its manufacture and to its use in a drilling rig equipment. | 09-26-2013 |
20130213649 | WATER TREATMENT IN AT LEAST ONE MEMBRANE FILTRATION UNIT FOR ENHANCED HYDROCARBON RECOVERY - A water treatment method includes:
| 08-22-2013 |
20130204066 | UNIT FOR ESTABLISHING CONTACT BETWEEN A GAS AND A LIQUID FOR A FLOATING PLATFORM - A unit for establishing contact between a liquid and a gas includes: a chamber having a vertical axis; a first series of contact sections disposed along the length of the vertical axis of the chamber; a second series of contact sections disposed along the length of the vertical axis of the chamber, alternated with the contact sections of the first series; and a liquid circulation system designed to circulate a liquid in the contact sections of the first series and in the contact sections of the second series in a separate manner. | 08-08-2013 |
20130192836 | WATER TREATMENT IN AT LEAST ONE MEMBRANE FILTRATION UNIT FOR ASSISTED RECOVERY OF HYDROCARBONS - A water treatment method includes:
| 08-01-2013 |
20130192382 | MEASUREMENT OF PROPERTIES OF SAMPLE OF CURING COMPOSITIONS UNDER HIGH PRESSURE - A method for testing a curing composition, comprising includes a curing composition; injecting the curing composition into a mold; curing the curing composition into a cured composition, in the mold at a controlled curing pressure; measuring at least one physical or mechanical property of the cured sample at a controlled test pressure, in the mold; the mold being rigid relatively to the cured sample during the curing step. | 08-01-2013 |
20130191095 | SIMULATION OF A GEOLOGICAL PHENOMENON - A method for simulating a geological phenomenon which resulted in the formation of a geological region, comprising the following steps:
| 07-25-2013 |
20130185043 | KARSTIFICATION SIMULATION - The invention relates to a method for simulating karstification phenomena in a karstic region, comprising a) defining a gridded geological model of the karstic region, in order to model a plurality of environments including a first environment described by values of at least one geological grid parameter, and a second environment described by values of edge parameters between two grid nodes, b) simulating stochastic displacements of particles in the grid of the geological model, the probability of each displacement of a particle being calculated taking into account values describing the environment within which the displacement is carried out, and c) modifying the values describing the first and/or second environment according to the courses taken by the particles. | 07-18-2013 |
20130182097 | METHOD OF IMAGING A LONGITUDINAL CONDUIT - The invention relates to a method of imaging a longitudinal conduit resting by its base on the seabed, comprising the following steps: acquiring a set of images of at least a part of the conduit by a mobile underwater acquisition device, each image being associated with a temporal reference corresponding to the moment of its acquisition, extracting from each image the zone included in one and the same window, said window being predefined with respect to the frame of the images, and effecting an unwrapped image of at least a part of the conduit by juxtaposing, in chronological order, the extracted zones of each image. | 07-18-2013 |
20130176822 | METHOD FOR ESTIMATING ELASTIC PARAMETERS BY INVERTING 4D SEISMIC MEASUREMENTS - According to the invention, elastic parameters, including density, pressure wave propagation speed, and/or shear in pervious layers located in a dense underground area along an array of horizontal positions, are estimated by inverting 4D seismic data. Firstly, an estimate of variations in the elastic parameters in one or more starting positions of the array, which can be located on bored wells within the area in question, is obtained. Then, a propagation algorithm is used in order to gradually carry out the 4D data inversion on the basis of the starting positions. The inversion takes into account the previously estimated parameter variations. A spatial variation in the depth and/or the thickness of the pervious lavers in question can also be taken into account. Propagation is based on positions that are consecutively selected as providing optimal values for a cost function assessed in order to invert the 4D data. | 07-11-2013 |
20130174585 | METHOD AND DEVICE FOR STORING A CRYOGENIC FLUID AND WHICH ARE SUITABLE FOR SOILS INCLUDING PERMAFROST - The invention relates to a method for storing a cryogenic fluid, implementing a tank including at least one vessel capable of containing the cryogenic fluid. The method including the following steps: a) placing the tank on, in, or partially in soil including permafrost; b) feeding the cryogenic fluid into the vessel; and c) exchanging heat between the cryogenic fluid and the soil, in order to freeze and/or keep a portion of the soil frozen, such that said portion of the soil can be used as the foundation for the tank. | 07-11-2013 |
20130144535 | METHOD FOR DETERMINING TIME CORRECTION FOR A DETECTOR PLACED ON THE SEABED - The invention relates to a method for determining, for a detector placed on the surface of the seabed, the vertical propagation time and the velocity of propagation in the water of a wave emitted from an emission point. The method includes: emitting a wave from the emission point; recording the wave received by the detector; determining the vertical propagation time by, where t | 06-06-2013 |
20130126035 | ASSEMBLY OF A TUBE MADE FROM COMPOSITE MATERIAL AND A TUBULAR METAL PART - The invention relates to the assembly of a tube ( | 05-23-2013 |
20130121112 | METHOD FOR ESTIMATING ELASTIC PARAMETERS THROUGH INVERSION OF 4D SEISMIC MEASURES - A 4D seismic technique, where a base seismic trace is measured at a first time in a region of the subsoil, and then a monitor seismic trace corresponding to the base seismic trace is measured at a second time. To interpret the 4D measurements, assumptions are made about the variation of elastic parameters in permeable layers at predefined positions in one direction between the first and the second time. Elastic parameters include the density (ρ) and the speed of propagation of the pressure waves (V | 05-16-2013 |
20130115669 | BIOPROCESSING LIGNO-CELLULOSE INTO ETHANOL WITH RECOMBINANT CLOSTRIDIUM - The present invention relates, inter alia, to recombinant Gram-positive | 05-09-2013 |
20130108250 | LINE FOR TRANSPORTING A FLUID CONTAINING A HYDROCARBON, AND METHOD FOR PRODUCING SUCH A LINE | 05-02-2013 |
20130098620 | FLOW RATE CONTROL VALVE FOR SOLUTIONS OF POLYMERS - The disclosure relates to a method for injecting a fluid into an underground formation, wherein:
| 04-25-2013 |
20130084643 | USE OF NANOPARTICLES FOR LABELLING OIL FIELD INJECTION WATERS - The present invention relates to the development of tracer fluids, more generally, that of aqueous liquids, intended to be injected under pressure in an oil reservoir, for example from an injection well up to a production well. | 04-04-2013 |
20130077832 | 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 the common image gather and apexes; filtering out part of the concave features in the common image gather in a vicinity of the detected apexes; applying a hybrid Radon transform to the filtered common image gather to separate residues of the concave features from other image features related to diffraction events; and applying an inverse hybrid Radon transform to an image containing the separated features related to diffraction events to obtain a transformed common image gather in the dip angle domain. | 03-28-2013 |
20130064528 | HEATING COVER FOR A DEVICE FOR TRANSPORTING A FLUID CONTAINING A HYDROCARBON - The invention relates to a heating cover for a device for transporting a fluid containing a hydrocarbon. The heating cover includes a first electrical insulation layer, a heating layer arranged on the first electrical insulation layer comprising carbon fibres embedded in an elastomer, a second electrical insulation layer arranged on the heating layer, a heat insulation layer arranged on the second electrical insulation layer, and power supply means. | 03-14-2013 |
20130054157 | MEASUREMENT OF PARAMETERS LINKED TO THE FLOW OF FLUIDS IN A POROUS MATERIAL - A method in which a sample of the material to be studied is placed in a sealed cell such that the upstream surface communicates with a first space (V | 02-28-2013 |
20130046472 | METHOD OF DETERMINING THE RELATIVE POSITION OF TWO DETECTORS AT THE BOTTOM OF THE SEA - A method of determining the relative position of two detectors at the bottom of the sea by emitting N waves from a first set of N emission points, and recording for each point of emission of the first set the propagation time of the wave between said emission point and a first detector R | 02-21-2013 |
20130041616 | METHOD OF DETERMINING THE POSITION OF A DETECTOR DISPOSED AT THE BOTTOM OF THE SEA - A method of determining the position of a detector disposed under the sea, comprising the following steps: emit N waves from N emission points, record the propagation time of said wave between each emission point and the detector; determine the P time intervals Ti, with P≧1 such that, for each time interval Ti, there exist Mi emission points, Mi≧3 for 1≦i≦P, whose propagation times lie in the time interval, determine for each time interval Ti of the circle which passes closest to the Mi points whose propagation time lies in said time interval, and then determine the position of the detector as being the barycenter of the P centers of the circles determined previously. | 02-14-2013 |
20130036765 | PROCESS FOR TREATING A NATURAL GAS CONTAINING CARBON DIOXIDE - The disclosure includes a process for treating a natural gas containing carbon dioxide wherein the natural gas is separated by a cryogenic process in order to provide, on the one hand, a stream of liquid carbon dioxide, containing hydrocarbons, and, on the other hand, purified natural gas; at least one part of the natural gas is cooled in a first heat exchanger and then in a second heat exchanger before the cryogenic process and/or before a reflux to the cryogenic process; at least one part of the stream of liquid carbon dioxide is recovered in order to provide a stream of recycled carbon dioxide; the stream of recycled carbon dioxide is divided into a first portion and a second portion; the first portion is expanded and then heated in the first heat exchanger, in order to provide a first stream of heated carbon dioxide; the second portion is cooled, then at least one part of the second portion is expanded and then heated in the second heat exchanger, in order to provide a second stream of heated carbon dioxide; at least some of the hydrocarbons contained in the first stream of heated carbon dioxide and in the second stream of heated carbon dioxide are recovered by liquid/gas separation. | 02-14-2013 |
20130028580 | LINE FOR TRANSPORTING A FLUID CONTAINING A HYDROCARBON, AND METHOD FOR PRODUCING SUCH A LINE - The invention relates to a line for transporting a hydrocarbon. The line includes a hollow inner tube extending in a longitudinal direction for transporting the fluid in the inner tube and having an electrically insulating outer surface. A heating layer is arranged on the inner tube and comprises carbon fibres embedded in a polymer material. A heat insulation layer is arranged around the heating layer. An outer tube is arranged around the heat insulation layer. The outer tube is designed to resist an outer pressure at least higher than 100 bar. Spacing means hold the outer tube at a distance from the inner tube in a fixed manner. Power supply means feed an electric current to the heating layer in order to heat the inner tube. | 01-31-2013 |
20130025728 | HEATING DEVICE FOR A DEVICE FOR TRANSPORTING A FLUID CONTAINING A HYDROCARBON - The invention relates to a heating device for a device for transporting a fluid containing a hydrocarbon. The heating device comprises a rigid structure extending between two lateral walls, forming a space between the lateral walls. A flexible membrane comprising heating means extends into the space in order to define, in said space, an inner cavity and an outer cavity. Pumping means designed to supply a fluid to the inner cavity, remove said fluid therefrom, or keep said fluid therein, in order to bring the membrane into contact with the transport device so at to heat same. | 01-31-2013 |
20120319051 | METHOD FOR PRODUCING SYNTHESIS GASES - The invention relates to a cyclic process for producing synthesis gas comprising:
| 12-20-2012 |
20120295533 | METHOD FOR VENTILATING A HEAVILY CLUTTERED ROOM - The disclosure first relates to a room comprising an inner space delimited by an upper wall, a lower wall and side walls, the room being provided with a ventilator, the ventilator including:
| 11-22-2012 |
20120248880 | System For The Electronic Management Of Photovoltaic Cells As A Function Of Meteorology - The invention relates to a system for the electronic management of a photovoltaic generator, said system comprising a plurality of n static converters ( | 10-04-2012 |
20120248035 | CYCLONIC FLOW SEPARATOR - The invention relates to a separator of fluid medium components, said separator including, along one axis, a movable assembly that is rotatable around the axis. Said separator moreover includes an output device. The movable assembly includes a cylindrical separation chamber having an inner wall. The output device includes a second outlet and a first outlet that is farther than the second outlet from the axis. The output device includes a third outlet that is farther than the first outlet from the axis and is intended for extracting a third fluid component comprising solid particles. Said third outlet includes an edge that is near an inner wall of the separation chamber. | 10-04-2012 |
20120247539 | Rear-Contact Heterojunction Photovoltaic Cell - The invention relates to a semiconductor device comprising: a crystalline semiconductor substrate ( | 10-04-2012 |
20120240617 | SOUR GAS TREATMENT PROCESS - The disclosure relates to a process for treating a gas mixture containing carbon dioxide and hydrogen sulphide, including the following steps: deacidificating the gas mixture by bringing the gas mixture into contact with a first lean absorbent solution stream, delivering a deacidified gas mixture, and a first rich absorbent solution stream; regenerating the first rich absorbent solution stream, delivering the first lean absorbent solution stream and a sour gas stream; distillating the sour gas stream, delivering a first carbon-dioxide-rich stream and a hydrogen-sulphide-rich stream; purifying the first carbon-dioxide-rich stream by bringing the first carbon-dioxide-rich stream into contact with a second lean absorbent solution stream, delivering a second carbon-dioxide-rich stream and a second rich absorbent solution stream, the molar concentration of carbon dioxide in the second carbon-dioxide-rich stream being greater than the molar concentration of carbon dioxide in the first carbon-dioxide-rich stream. The disclosure also relates to an installation designed to implement this process. | 09-27-2012 |
20120226442 | METHOD FOR POSITIONING A WELL RELATIVE TO SEISMIC IMAGE OF THE SUBSOIL - Three seismic waves are emitted from different emission points situated outside the well that is to be positioned relative to a seismic image. The times of arrival of these seismic waves are measured on a detector placed in the well. The propagation of the seismic waves emitted from the respective emission points is simulated using a speed model that has been used to construct the seismic image. The simulation provides the respective wavefronts presented by each of the waves at the end of a time equal to the time of arrival measured on the detector for this wave. The detector can then be positioned in the envelope area of the wavefronts, adjacent to the intersection of the wavefronts estimated in the seismic volume. | 09-06-2012 |
20120187051 | METHOD FOR THE OXIDATION OF ORGANIC COMPOUNDS - The disclosure relates to a method for oxidising one or more organic compounds, including placing the organic compounds in contact with at least one oxidising agent as well as with a catalyst agent including at least one source of divalent or trivalent transition metal ions and at least one poly-α-hydroxyacrylic acid and/or a poly-α-hydroxyacrylate. The disclosure can be used for removing pollutants from soils. | 07-26-2012 |
20120122176 | CELLULASE CEL5H RELATED REAGENTS AND THEIR USE IN MICROORGANISMS - The invention relates to applications of the cellulase Cel5H of | 05-17-2012 |
20120118879 | METHOD FOR EXTRACTING HYDROCARBONS BY IN-SITU ELECTROMAGNETIC HEATING OF AN UNDERGROUND FORMATION - The disclosure relates to a plant for extracting hydrocarbons contained in an underground formation including:
| 05-17-2012 |
20120097215 | Method For Manufacturing Photovoltaic Cells With Multiple Junctions And Multiple Electrodes - A photovoltaic device and method of manufacture of a photovoltaic device including an assembly of at least two photovoltaic cells; and a lamination material inserted between each photovoltaic cell, each photovoltaic cell including: two current output terminals; at least one photovoltaic junction; current collection buses; and connection strips extending from the current collection buses to the current output terminals, all the current output terminals being placed on a single surface of the photovoltaic device. | 04-26-2012 |
20120068547 | ELECTRONIC MANAGEMENT SYSTEM FOR PHOTOVOLTAIC CELLS - An electronic management system for a photovoltaic generator is disclosed herein. The, the electronic management system comprises a plurality of static microconverters, each microconverter being electrically connected to one or more photovoltaic cells, the one or more photovoltaic cells forming a portion of a whole of the cells of the generator, a reconfiguration module adapted for transmitting energy flows from said microconverters towards a load, and a central electronic unit adapted for controlling a modification of the energy flows transmitted by said at least one reconfiguration module. | 03-22-2012 |
20120034106 | Ejector Device for Forming a Pressurized Mixture of Liquid and Gas, and Use Therefore - Ejector device for forming a pressurized mixture of liquid and gas, comprising a suction chamber and a diffuser. The suction chamber comprises an injection nozzle for producing a jet of liquid flowing in a longitudinal direction, a gas inlet for admitting into the suction chamber a gas to be driven by the liquid jet, and an outlet opening for discharging the liquid jet and the driven gas from the suction chamber. The diffuser is connected to the outlet opening of the suction chamber and has, in the longitudinal direction, a transversal section that increases from the outlet opening, the diffuser being situated immediately after the outlet opening of the suction chamber. | 02-09-2012 |
20110294184 | CELLULOLYTIC POLYPEPTIDES AND THEIR USE IN MICRO-ORGANISMS FOR THE PRODUCTION OF SOLVENTS AND FUELS - The invention relates to applications of a cellulase of | 12-01-2011 |
20110260051 | METHOD FOR DETECTING TRACER COMPOUNDS FOR HYDROCARBON PRODUCTION - The invention concerns a method for surveying a subsurface formation containing hydrocarbons, comprising:
| 10-27-2011 |
20110240090 | PHOTOVOLTAIC MODULE INCLUDING A TRANSPARENT CONDUCTIVE ELECTRODE HAVING A VARIABLE THICKNESS, AND METHODS FOR MANUFACTURING SAME - A photovoltaic module includes at least two photovoltaic cells in series, each rectangular cell including, respectively, a first rear thin film electrode, a photovoltaic stack having at least two active materials included between the rear electrode and a transparent conductive electrode made of a thin film, the electrode TC being capable of collecting and transmitting an electric current generated by the photovoltaic stack, the two photovoltaic cells being electrically connected in series by an electrical contact strip that is included between the electrode TC of the first cell and the rear electrode of the second cell. The local thickness of the electrode TC of the cell varies as a function of the distance to the electrical contact strip. Also described are methods for depositing and etching the transparent conductive film so as to simultaneously manufacture a plurality of cells for a single module. | 10-06-2011 |
20110236943 | BIOPROCESSING LIGNO-CELLULOSE INTO ETHANOL WITH RECOMBINANT CLOSTRIDIUM - The present invention relates, inter alia, to recombinant Gram-positive Clostridia host cells for producing solvents, fuels and/or chemical intermediates, and preferably ethanol, from plant cell walls comprising: (a) at least one nucleic acid encoding a plant cell wall degrading enzyme, wherein the host cells produce and secrete the plant cell wall degrading enzyme, (b) at least one nucleic acid encoding an enzyme that converts pyruvate to acetaldehyde and at least one nucleic acid encoding an enzyme that converts acetaldehyde to ethanol wherein the host cell is capable of expressing said nucleic acid, and, (c) a mutation in at least one nucleic acid encoding for an enzyme in a metabolic pathway which produces a metabolite other than acetaldehyde from pyruvate or ethanol from acetaldehyde, such that the mutation results in a reduced production of the metabolite. | 09-29-2011 |
20110231170 | ESTIMATION OF LITHOLOGICAL PROPERTIES OF A GEOLOGICAL ZONE - A method of estimating lithologic properties of a geological zone represented by a grid, in which method facies are allocated to the nodes of the grid by sequential stochastic simulation. For a target node (x | 09-22-2011 |
20110129876 | Constructs and Methods for the Production and Secretion of Polypeptides - Described herein are molecules, constructs and methods for the production and secretion of polypeptides of interest by host cells, preferably bacterial host cells, and more particularly gram positive bacteria. In particular, the present invention is related to a polynucleic acid encoding a fusion protein and to uses thereof for the secretion of heterologous or homologous polypeptides of interest by a bacterial host cell, preferably | 06-02-2011 |
20110077922 | SYSTEM AND METHOD FOR PERFORMING OILFIELD SIMULATION OPERATIONS - The invention relates to a method of performing an oilfield operation of an oilfield having at least one wellsite, each wellsite having a wellbore penetrating a subterranean formation for extracting fluid from an underground reservoir therein. The method includes determining a time-step for simulating the reservoir, the reservoir being represented as a plurality of gridded cells and being modeled as a multi-phase system using a plurality of partial differential equations, calculating a plurality of Courant-Friedrichs-Lewy (CFL) conditions of the reservoir model corresponding to the time-step, the plurality of CFL conditions comprising a temperature CFL condition, a composition CFL condition, and a saturation CFL condition, simulating a first cell of the plurality of gridded cells with an Implicit Pressure, Explicit Saturations (IMPES) system, and simulating a second cell of the plurality of gridded cells with a Fully Implicit Method (FIM) system. | 03-31-2011 |
20110005751 | PRODUCTION OF STEAM AND ITS APPLICATION TO ENHANCED OIL RECOVERY - The invention relates to a method for producing steam comprising the successive steps of:
| 01-13-2011 |
20100300759 | DRILLING FLUID CONTAINING CARBON NANOTUBES - The present invention relates to a viscoelastic drilling fluid for drilling in underground rock formations, comprising
| 12-02-2010 |
20100232651 | Method of Processing Seismic Images of the Subsurface - The processing comprises an analysis of a seismic image to estimate seismic horizons in an area of the subsurface and the calculation of an accumulation value associated with each pixel of the seismic image by accumulation along a set of estimated seismic horizons to form a synthesized image composed of accumulation values. This synthesized image is transformed to obtain a seismic representation in which signed amplitudes are allocated to the pixels of the synthesized image. The transformation may comprise a combination with the original seismic image or else a convolution with a wavelet or another convolution kernel. | 09-16-2010 |
20100200223 | METHOD FOR HEATING A HYDROCARBONS RESERVOIR - A method is proposed for heating a hydrocarbons reservoir, comprising
| 08-12-2010 |
20100185424 | Method, Program and Computer System for Conciliating Hydrocarbon Reservoir Model Data - A method, program and computer system for conciliating hydrocarbon reservoir model data are provided. This method, implemented by means of a computer, comprises the steps of:
| 07-22-2010 |
20100133013 | BIT FOR DRILLING WELLS AND ASSOCIATED DRILLING METHOD - The invention relates to a bit for drilling wells comprising:—a front face,—a plurality of radial blades ( | 06-03-2010 |
20100121580 | METHOD OF ESTIMATING PHYSICAL PARAMETERS OF A GEOLOGICAL FORMATION - A well passing through a geological formation is fitted with a tube, open at its bottom end, that is filled with a fluid. Another fluid is in the annular space between the tube and the wall of the well, the two fluids exhibiting an interface situated in the annular space. A hydraulic balance of the fluids of the well is disturbed and the trend of certain quantities is measured. These measurements are moreover simulated by computer by using different sets of values for the physical parameters, and efforts are made to estimate the geological formation. A comparison of the measurements with the simulation results makes it possible to identify an optimum set of values for the parameters. | 05-13-2010 |
20100083696 | METHOD FOR PURIFYING A GAS MIXTURE CONTAINING ACID GASES - A method for treating a gas mixture containing acid gases is provided, comprising: contacting the gas mixture with an absorbing solution, by means of which a de-acidified gas mixture and an absorbing solution loaded with acid gases may be obtained; and regenerating the absorbing solution loaded with acid gases;
| 04-08-2010 |
20090238039 | Method and Program for Fracture Plane Reconstruction - The invention relates to a method for fracture plane reconstruction in a three-dimensional set ( | 09-24-2009 |
20090095533 | SELF-CONTAINED SYSTEM FOR DRILLING A DRAINHOLE - A self-contained system for drilling a drainhole laterally to a wellbore that includes a drill head with a tool for boring a drainhole and a self-propelled device for advancing the head into the drainhole during boring; a relay unit lowered into the wellbore, arranged to position the drill head against the sidewall of the wellbore in order to initiate the boring of the drainhole laterally to the wellbore; a cable for supplying electric power to the drill head, reeled out from the relay unit; and a mechanical system for removing cuttings from the drainhole during boring, the debris removed falling downhole. | 04-16-2009 |
20090055141 | SYSTEM AND METHOD FOR PERFORMING OILFIELD SIMULATION OPERATIONS - The invention relates to a method of performing an oilfield operation of an oilfield having at least one wellsite, each wellsite having a wellbore penetrating a subterranean formation for extracting fluid from an underground reservoir therein. The method includes determining a time-step for simulating the reservoir using a reservoir model, the reservoir being represented as a plurality of gridded cells and being modeled as a multi-phase system using a plurality of partial differential equations, calculating a plurality of Courant-Friedrichs-Lewy (CFL) conditions of the reservoir model corresponding to the time-step, the plurality of CFL conditions being calculated for each of the plurality of gridded cells and comprising a temperature CFL condition, a composition CFL condition, and a saturation CFL condition calculated concurrently, simulating a first cell of the plurality of gridded cells using the reservoir model with an Implicit Pressure, Explicit Saturations (IMPES) system to obtain a first simulation result, the first cell having no CFL condition of the plurality of CFL conditions with a value greater than one, and simulating a second cell of the plurality of gridded cells using the reservoir model with a Fully Implicit Method (FIM) system to obtain a second simulation result, the second cell having at least one CFL condition of the plurality of CFL conditions with a value greater than one, and performing the oilfield operation based on the first and second simulation results. | 02-26-2009 |
20080291781 | PROCESS AND PROGRAM FOR CHARACTERISING EVOLUTION OF AN OIL RESERVOIR OVER TIME - Evolution of an hydrocarbon reservoir in the process of producing is carried out by co-analyzing the changes in the propagation times and seismic amplitudes of a seismic wavelet along propagation paths in the ground. A base survey of the reservoir is provided, with a set of seismic traces at a first time T associated to a first velocity field V | 11-27-2008 |