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| 20130210089 | PROCESS FOR THE PRODUCTION OF SUGARS FROM LIGNOCELLULOSIC BIOMASS PRE-TREATED WITH A MIXTURE OF HYDRATED INORGANIC SALTS AND METALLIC SALTS - The present invention concerns a process for the conversion of lignocellulosic biomass into sugars, comprising at least three steps. The first step is a step for cooking the lignocellulosic biomass in the presence of at least one hydrated inorganic salt mixed with at least one other metallic salt. The second step is a step for separating at least one solid fraction which has undergone the cooking step, and the third step is a step for enzymatic hydrolysis of said solid fraction to convert the polysaccharides into monosaccharides. The sugars obtained thereby can then be fermented into alcohols. | 08-15-2013 |
| 20140235902 | Method for preparing a mixture of alcohols - A method for preparing a mixture (M) comprising at least an alcohol (Aj), said method comprising the following steps: i) a step in which at least an alcohol (Ai) in gaseous state is oligomerized, thereby producing a mixture (A); ii) a step in which the mixture (A) is condensed to a gaseous stream and to a liquid stream corresponding to a condensed mixture (A); and iii) a step in which the condensed mixture (A) is hydrogenated in the liquid state. | 08-21-2014 |
| 20140316168 | Process for preparing a mixture of alcohols - A process for preparing a mixture (M) comprising at least one alcohol (Aj), wherein said process comprises a reaction for oligomerization in the gas phase of at least one alcohol (Ai), carried out in the presence of a solid catalyst doped with one or more metals, at a temperature greater than or equal to 50° C. and strictly below 200° C. The oligomerization reaction is carried out in the absence of hydrogen. | 10-23-2014 |
| 20140364351 | Process for preparing a mixture of alcohols - A method for preparing a mixture (M) including at least one alcohol (Aj), wherein said method includes a gas-phase oligomerization reaction of at least one alcohol (Ai) with a solid acid-base catalyst doped with one or more metals, said reaction being carried out in the presence of hydrogen and at a temperature of no less than 50° C. and strictly less than 200° C. | 12-11-2014 |
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| 20090124571 | METHOD FOR THE SYNTHESIS OF OLIGONUCLEOTIDE DERIVATIVES - Method for the synthesis of nucleotide derivatives wherein molecules of interest are grafted on the oligonucleotide with the help of a “click chemistry” reaction between an azide function on the molecule of interest and an alkyne function on the oligonucleotide, or between an alkyne function on the molecule of interest and an azide function on the oligonucleotide. | 05-14-2009 |
| 20100069623 | Method for preparing oligonucleotides - A solution phase synthesis method for preparing an oligonucleotide, wherein at least some of the reagents are solid supported. The method suitable for large-scale synthesis comprises coupling a protected compound with a nucleotide derivative having a protection group in the presence of a solid supported activator to give an elongated oligonucleotide with a P(III)-internucleotide bond; optionally processing the elongated oligonucleotide by capping by reaction with a solid supported capping agent and/or by oxidizing or sulfurizing by reaction of the oligonucleotide with a solid supported oxidizing or sulfurization reagent; and removing the protection group. The coupling may include reacting a 3′-protected compound of formula: | 03-18-2010 |
| 20110224424 | Method for preparing oligonucleotides - A solution phase synthesis method for preparing an oligonucleotide, wherein at least some of the reagents are solid supported. The method suitable for large- scale synthesis comprises coupling a protected compound with a nucleotide derivative having a protection group in the presence of a solid supported activator to give an elongated oligonucleotide with a P(III)-internucleotide bond; optionally processing the elongated oligonucleotide by capping by reaction with a solid supported capping agent and/or by oxidizing or sulfurizing by reaction of the oligonucleotide with a solid supported oxidizing or sulfurization reagent; and removing the protection group. The coupling may include reacting a 3′-protected compound of formula: | 09-15-2011 |
| 20150158964 | THIOL COMPOUNDS AND THE USE THEREOF FOR THE SYNTHESIS OF MODIFIED OLIGONUCLEOTIDES - The present invention relates to a thiol compound suitable for forming a chain of oligomers that can be grafted to an oligonucleotide. The invention also relates to an oligonucleotide grafted by such a compound, thus having one or more thiol functions, suitable for being immobilized on a gold surface or on a grafted surface. | 06-11-2015 |
| 20150232957 | MODIFIED OLIGONUCLEOTIDES COMPRISING THIOL FUNCTIONS AND USE THEREOF FOR DETECTING NUCLEIC ACIDS - The present invention relates to a modified oligonucleotide having two or more thiol functions, which can be immobilized on a gold surface or on a grafted surface, in particular a surface comprising at least one carbon-carbon double bond or carbon-carbon triple bond or haloacetamide functions, preferably maleimide or acrylamide functions. The invention also relates to a method for detecting a nucleic acid in a biological sample comprising a step of detecting hybridization between a modified oligonucleotide and a target nucleic acid amplified from the biological sample. The invention relates more particularly to a method for detecting, genotyping or sequencing a pathogenic organism, preferably a virus. | 08-20-2015 |
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| 20090013189 | Method and devices for video processing rights enforcement - A system for protection against unauthorized modifications of digital content, in particular image content, in which a content processing system retrieves content, a fingerprint for the content and at least one modification limit expressing authorized modifications to the content. The content may then be modified, but before saving or exportation is allowed, a second fingerprint is calculated, and the difference between the fingerprints is compared with the at least one modification limit. If the difference is within the allowed bounds, then saving or exportation is allowed; if not, it is prevented. Also provided are a method and a content consumer device performing essentially the same steps before allowing rendering of the content. | 01-08-2009 |
| 20110078239 | Detecting client software versions - A method for detecting a version of a client software in a network. A server receives a first request from the client software, sends a first response comprising a first challenge to the client software, receives a second request comprising an answer to the first challenge from the client software, and detects the version of the client software from at least the second request. The answer to the challenge is dependent on the version of the client software and is expressed as a modification to a communication protocol used for the first and the second request. Also provided are a server, a client and a computer program product. | 03-31-2011 |
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| 20080248209 | Aqueous dispersions of hybrid coacervates delivering specific properties onto solid surfaces and comprising inorganic solid particles and a copolymer - The present invention is directed to a process for the preparation of an aqueous dispersion of coacervates having a core-shell structure, the core (a) being an inorganic particle being anionic or cationic and the shell (b) being a copolymer wherein said copolymer comprises at least two parts, A and B, part A being cationic if particle (a) is anionic, and anionic if particle (a) is cationic, and part B being neutral in pH conditions of said dispersion. More particularly, the invention is directed to treating compositions comprising that aqueous dispersion of coacervates delivering antifouling, water sheeting, antisoiling, anti-adhesion, adhesion, anti-deposition, and/or anti-UV properties onto all kinds of surfaces. | 10-09-2008 |
| 20090163639 | Aqueous Paint Compositions Comprising a Colloidal Dispersion of Cerium - The invention relates to an aqueous paint composition comprising a mixture containing: (1) an aqueous paint; (2) a colloidal dispersion of a cerium compound, having a pH of at least 5 and comprising a water-soluble or water-dispersible polymer (i) which is obtained following the polymerisation of at least one monomer (I) corresponding to (I) an ethylenically-unsaturated, aliphatic, cyclic or aromatic, linear or branched monocarboxylic or polycarboxylic anhydride or acid and, optionally, a monomer corresponding to (II) a polyoxyalkylene ester of an ethylenically-unsaturated carboxylic acid; and (3) a base. The invention also relates to paints and varnishes containing said composition. | 06-25-2009 |
| 20100069272 | ENHANCED CRUDE OIL RECOVERY - The present invention relates to the use of phosphate esters as surfactants in techniques for enhanced crude oil recovery from underground formations. The invention also relates to formulations that can be used in enhanced crude oil recovery methods and to be contacted with the rocks of underground formations. | 03-18-2010 |
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| 20120085534 | Viscoelastic composition with improved stability - The present invention relates to a method for the enhanced recovery of oil from an underground formation, in which a viscoelastic aqueous fluid comprising at least one viscosifying zwitterionic surfactant is injected into the said formation and the said fluid is conducted through this formation in order to displace the oil from the formation and to recover it via a different point from that where the viscoelastic aqueous fluid was introduced, characterized in that the said fluid exhibits an amount of a base sufficient to bring its pH to a value of greater than 10, preferably of between approximately 11 and 13. | 04-12-2012 |
| 20120186810 | METHOD FOR MOBILITY CONTROL IN OIL-BEARING CARBONATE FORMATIONS - A method for enhancing recovery of oil from an oil-bearing carbonate formation within a reservoir. The method has the steps of (a) introducing a viscous gel under pressure into the oil-bearing carbonate formation and (b) extracting oil. The aqueous viscous gel has water and an amount of a non-polymeric viscosifying surfactant sufficient to provide the flooding fluid with an oil/water interfacial surface tension of about 10 mN/m or less and a viscosity of about 10 cP or more of the one or more non-polymeric surfactants. The one or more non-polymeric, viscosifying surfactants is selected from the group of one or more cationic surfactants, one or more zwitterionic surfactants, one or more anionic surfactants, one or more amphoteric surfactants, and combinations thereof. In a preferred embodiment, the aqueous viscous gel is also substantially free of solids. | 07-26-2012 |
| 20120285694 | ENHANCED FOAM STABILITY APPLICATIONS AND METHODS - A method for enhancing foam stability in foaming compositions for use in oilfield treatment application, including but not limited to use in mobility control for gas flooding. The method comprises the step of adding to a foaming composition a foam stabilizer of formula (I): | 11-15-2012 |
| 20130037265 | Method for the Assisted Recovery of Hydrocarbons in Fractured Reservoirs - The invention relates to a method for recovering oil from a fractured reservoir having an oil-wettable matrix and comprising at least one injection well and one production well, both of which arc in communication with the fractures and the matrix, wherein the method comprises the following steps in the following order: a) during a first stage, the injection, by an injection well, of a solution of viscosity-enhancing surfactants, capable of penetrating into the array of fractures, having limited interaction with the matrix, and creating a plug in situ so as to substantially and selectively reduce the perviousness of the fractures and to promote the passage of the solution of step b) into the matrix; b) during a second stage, the injection, by an injection well, of a solution of surfactants, capable of interacting with the matrix in order to make same preferably water-wettable and to extract the oil therefrom, said solution preferably flowing through the matrix; and after a latency period of at least 24 hours, c) during a third stage, the injection, by an injection well, of an aqueous solution with a view to increasing the surface tension, impregnating the matrix and, after the plug formed in step a) is dissolved by said oil, driving the oil toward the production well. | 02-14-2013 |
| 20150291875 | DESORBANTS FOR ENHANCED OIL RECOVERY - The invention relates to the use of at least one compound corresponding to the following formula: R—O—(—CH2-CH(CH3)-O-)m-(—CH2-CH2-0-)u-H where: R is a hydrocarbon-based group comprising from 6 to 40 carbons; m ranges from 0 to 20; n, which is greater than m, ranges from 5 to 40, in order to inhibit the phenomena of retention of anionic surfactants within an oil-bearing reservoir, in particular within a carbonate or clay reservoir. | 10-15-2015 |
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| 20090184978 | Image Processing Method for Increasing the Blurring of Pirated Images - The image is broken down into a breakdown color space. For each broken down source pixel, if a source point P | 07-23-2009 |
| 20100026613 | Methods for Sequential Color Display by Modulation of Pulses - Each color image is decomposed into at least one series of at least three successive primary images of different primary colors which are successively displayed by modulating the activation duration of the pixels of an imaging device. According to the invention, the distribution of the pixel activation phases in the three successive subframes is contracted: the pixel activation periods of the first primary image are shifted toward the end of the subframe of this first image, and, during the subframe of the third primary image, the pixel activation periods of this third primary image are shifted toward the beginning of the subframe of this third image. Color break-up faults are thus advantageously reduced. | 02-04-2010 |
| 20100085491 | PROJECTION SYSTEM BASED ON METAMERISM - The invention relates to a projection system for displaying at least one visual image based on three primary colours, comprising a signal processing unit for converting said visual image into at least a visual image based on four primary colours, a frequency band being associated to each colour primary, first display means for displaying three first primary colours of said visual image on a screen and second display means for displaying at least the fourth primary colour of said visual image on said screen. According to the invention, the system further comprises optical filtering means that are adapted to enhance the separation between the frequency spectrum of the first three primary colours of the first display means and the frequency spectrum of the at least fourth primary colour of the second display means. Application to anti-camcorder systems. | 04-08-2010 |
| 20100128976 | METHOD FOR DESCRIBING AN ACTUAL COLOR GAMUT OF A COLOR DEVICE OR OF A COLOR CONTENT - To describe the actual color gamut, a hierarchical structure is proposed which comprises, from bottom to top:
| 05-27-2010 |
| 20100309231 | METHOD FOR ADJUSTING THE SETTINGS OF A REPRODUCTION COLOR DEVICE - According to this method, successive iterations are launched according to the following steps:—1) the reproduction color device is set according to settings,—2) reference input colors are calibrated putting calibrated input colors,—4) reproduction quality rating value are calculated,—5) a reproduction quality criterion is applied to decide or not to go for another iteration with different settings. This method allows the optimization of the settings according to color preferences. | 12-09-2010 |
| 20100328341 | METHOD OF CREATING A GAMUT BOUNDARY DESCRIPTOR PRESERVING THE DISCONTINUITIES OF AN ACTUAL GAMUT SURFACE - In order to preserve the discontinuities of an actual gamut surface and/or the discontinuities of its curvature, notably through a smoothing operation, in this method, when at least a vertex of any elementary polygon, the network of which represents an actual gamut boundary, belongs either to a line or a point of discontinuity of this actual gamut boundary, either to a line or a point of discontinuity of curvature of said actual gamut boundary, or both, metadata related to this belongings are added to the definition of the elementary polygons. | 12-30-2010 |
| 20130027567 | APPARATUS FOR THE CLASSIFICATION OF OBSERVERS ACCORDING TO THEIR VISUAL CHARACTERISTICS - Preferably, seven classes of observers are defined, according to different sets of Colour Matching Functions. By displaying specific colour patches of a classification chart using colour display devices having different sets of primaries, and by asking an actual observer to compare his perception of the same colour as displayed on each colour display device, the method allows assigning said observer his specific class. It is proposed a specific apparatus to implement this method. | 01-31-2013 |
| 20130242191 | DEVICE AND METHOD FOR SYNCHRONIZING DIFFERENT PARTS OF A DIGITAL SERVICE - The invention relates to a reproduction device ( | 09-19-2013 |
| 20130329056 | COLOR CALIBRATION OF AN IMAGE CAPTURE DEVICE IN A WAY THAT IS ADAPTIVE TO THE SCENE TO BE CAPTURED - Method comprising the steps of:
| 12-12-2013 |
| 20140168250 | METHOD FOR CONTROLLING AN IMAGE DISPLAY DEVICE TO ALLOW AN OBSERVER TO PERCEIVE COLOURS AS ANOTHER OBSERVER - Method for transforming a first version of a color to be reproduced by a proof viewing device a into a second version of the same color to be reproduced by the same proof viewing device in a way that a first human observer perceives this color reproduced on said proof viewing device according to said second version as this color is perceived on a final color reproduction device by a second human observer having human visual characteristics different from those of the first observer. | 06-19-2014 |
| 20140341525 | DEVICE AND METHOD FOR SYNCHRONIZING DIFFERENT PARTS OF A DIGITAL SERVICE - The invention relates to a reproduction device ( | 11-20-2014 |
| 20150139544 | METHOD OF EMBEDDING OF AN IMAGE WITH A COLOR TRANSFORM - The method comprises the generation of a deteriorated image associated with a first bit rate and of a deteriorated color transform associated with a second bit rate, an evaluation of a first distortion by comparison of the image with a first test image obtained by the application of the color transform to the deteriorated image, and of a second distortion by comparison of the image with a second test image obtained by the application of the deteriorated color transform to the image, and the determination of a final conjoint bit rate associated with a best trade-off between a conjoint bit rate (R=R1+R2) and a global distortion (dE=dE1+DE2). The optimized deteriorated image and the optimized deteriorated color transform are then embedded based on this conjoint bit rate. | 05-21-2015 |
| 20150179135 | METHOD OF MAPPING SOURCE COLORS FROM A SOURCE COLOR GAMUT INTO A TARGET COLOR GAMUT - The method comprises:
| 06-25-2015 |
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| 20090242705 | HYDRAULIC SYSTEM PROTECTED FROM EXTERNAL IMPACTS - A hydraulic system includes at least one hydraulic circuit with at least one pump, one or more consumer equipment units, at least one HP discharge line comprising at least one bypass, the bypass being located between the pump and the units, at least one return line including at least one bypass, the bypass being located between a tank and the units. The hydraulic system further includes at least one closure element on the at least one HP line between the bypass and the units, and at least one nonreturn valve on the at least one return line between the bypass and the units. The closure element is placed automatically in the closed position when a break of the HP line is detected downstream of the closure element of the HP line. | 10-01-2009 |
| 20110029183 | TESTING DEVICE AND METHOD FOR CHECKING THE OPERABILITY OF A NOSE WHEEL STEERING CONTROL UNIT IN AN AIRCRAFT - The invention relates to a testing device ( | 02-03-2011 |
| 20110088383 | HYDRAULIC SYSTEM FOR AIRCRAFT - A hydraulic system for aircraft wherein at least one circuit includes two hydraulic pumps, at least one of which is driven by an engine that may suffer uncontained failure that can damage hydraulic lines close to the pump, is equipped with pressure sensors for the hydraulic fluid in the lines close to the pump and a sensor for the hydraulic fluid level in a hydraulic tank of the circuit supplied by the pump. A control system for a cut-out valve installed on a suction line wherein the fluid arrives at the pump includes logic that determines the occurrence of an uncontained engine failure requiring the isolation of the pumps from line elements that may have been damaged from measurements of the fluid pressures in the lines, from measurement of the level of fluid in the tank and from information supplied late by a uncontained engine failure detection system to command the closure of the cut-out valve. The disclosed embodiments allow achieving a simplified hydraulic architecture wherein two independent circuits are supplied by two pumps each mounted on propulsion engines. | 04-21-2011 |
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| 20100109941 | METHOD FOR ESTIMATING A RADAR CROSS-SECTION - A method for estimating a radar cross-section (RES) of a given object by using a diffraction model of this object. With the model, it is possible to determine a basis adapted to said object on which is projected a vector of measurement. With the projected vector, it is possible to obtain a more complete reconstructed vector than the measurement vector in terms of incident wave and diffracted wave observation directions/polarizations and the components of which have a better signal/noise ratio than the measurements. The reconstructed vector is then used for calculating the RCS. | 05-06-2010 |
| 20120041719 | METHOD FOR ELECTROMAGNETICALLY CHARACTERIZING A TARGET - A method for electromechanically characterizing an object placed in a chamber, at least some walls of which have low absorbance at said frequency, one of the chamber walls being provided with an antenna array. In a first step, the parameters S of a first system consisting of the chamber and the antenna array are measured and in a second step, the same parameters S of a second system consisting of the chamber, the object and the antenna array are measured. The parameters S of the first system are subtracted from the parameters S of the second system to obtain a matrix of corrected parameters that is then diagonalized. The eigenvalues of the matrix constitute a characteristic electromagnetic signature of said object. | 02-16-2012 |
| 20140172389 | Method Of Estimating Equivalent Radar Cross Section On The Basis Of Near-Field Measurements - A method for estimating the equivalent radar cross section (RCS) of an object using near-field measurements. The method using a diffraction model of the object in far field and a diffraction model in near field. These models make it possible to determine respectively bases adapted to said object in far field and in near field. The measurement vector is first of all projected onto the base adapted in near field and the components obtained are transformed into components on the base in far field. The vector obtained is then returned into the analysis base of the RCS in order to provide a reconstructed vector. The components of the reconstructed vector are next used for calculating the RCS. | 06-19-2014 |
