Rabah
Rabah Arhab, St. Brice Sous Foret FR
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20090101462 | HYDROKINETIC COUPLING DEVICE, COMPRISING A FRICTION DISC, CARRIED BY A ROTATING LINKING ELEMENT OF A TURBINE WHEEL WITH A DAMPER PLATE - A hydrokinetic coupling device ( | 04-23-2009 |
20100025175 | LOCK-UP CLUTCH FOR A HYDROKINETIC COUPLING DEVICE INCLUDING IMPROVED CONNECTION MEANS - A lock-up clutch ( | 02-04-2010 |
Rabah Arhab, Saint Brice Sous Foret FR
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20100276243 | HYDROKINETIC COUPLING DEVICE COMPRISING A LOCK-UP CLUTCH EQUIPPED WITH ELASTIC MEANS OF CIRCUMERENTIAL PRELOAD - A hydrokinetic coupling device includes a lock-up clutch having at least one friction disc mounted such that it can slide axially with respect to a first rotary shaft, at least one first backing disc rotating as one with a secondary rotary shaft and a support ring to support the backing disc. The support ring has at least one axial groove circumferentially delineated by an upstream face and by a downstream face. A radial guide tooth of each backing disc is housed such that it can slide axially in the groove. Elastic preload elements are provided which are able to exert a preload torque to clamp the guide tooth of each braking disc circumferentially against one of either the upstream or downstream faces of the guide groove. | 11-04-2010 |
20130220758 | HYDROKINETIC COUPLING DEVICE COMPRISING LOCK-UP CLUTCH EQUIPPED WITH ELASTIC MEANS OF CIRCUMFERENTIAL PRELOAD - A hydrokinetic coupling device includes a lock-up clutch having at least one friction disc mounted such that it can slide axially with respect to a first rotary shaft, at least one first backing disc rotating as one with a secondary rotary shaft and a support ring to support the backing disc. The support ring has at least one axial groove circumferentially delineated by an upstream face and by a downstream face. A radial guide tooth of each backing disc is housed such that it can slide axially in the groove. Elastic preload elements are provided which are able to exert a preload torque to clamp the guide tooth of each braking disc circumferentially against one of either the upstream or downstream faces of the guide groove. | 08-29-2013 |
Rabah Boukherroub, Villeneuve D'Ascq FR
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20100149540 | Novel Chips for Surface Plasmon (SPR) Detection - The Invention relates to a method for producing a solid support coated by a metal Layer to which an SiO | 06-17-2010 |
20100311103 | SOLID SUPPORT COATED WITH AT LEAST ONE METAL FILM AND WITH AT LEAST ONE TRANSPARENT CONDUCTIVE OXIDE LAYER FOR DETECTION BY SPR AND/OR BY AN ELECTROCHEMICAL METHOD - One subject of the present invention is a transparent solid support coated with at least one layer of metal and with at least one layer of transparent conductive oxide (TCO), especially tin-doped indium oxide (ITO) in order to form a solid support that can be used at the same time or independently for detection by SPR and by an electrochemical method. The invention comprises a process for producing such supports, especially by cathode sputtering using a device comprising a radiofrequency (RF) generator, this device also being included in the invention. Another subject of the invention is a kit and a method for detection or identification of an organic or mineral compound by surface plasmon resonance (SPR) and/or electrochemical plasmon resonance comprising or using such supports. | 12-09-2010 |
20120142045 | USE OF AN AMORPHOUS SILICON LAYER AND ANALYSIS METHODS - A method of detecting substances or reactions of substances in a sample, comprising: (i) providing a layer (CS) based on hydrogenated or unhydrogenated amorphous silicon with attached probes, (ii) bringing the layer (CS) in contact with the sample that may contain the substances that bind specifically to or reacts specifically with the probes, under appropriate conditions for the substances to bind to or react with the probes; (iii) optionally removing non-specifically bound or non-specifically reactive substances; and (iv) detecting the presence or amount of the specifically bound or reactive substances in the sample by surface plasmon resonance (SPR) and/or fluorescence, is described. | 06-07-2012 |
20130314528 | SYSTEM AND METHOD OF MULTITECHNIQUE IMAGING FOR THE CHEMICAL BIOLOGICAL OR BIOCHEMICAL ANALYSIS OF A SAMPLE - The invention substantially relates to an imaging system for the chemical, biological or biochemical analysis of a sample ( | 11-28-2013 |
Rabah Hadjit, Ann Arbor, MI US
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20140251020 | METHOD AND APPARATUS FOR PIPE PRESSURE MEASUREMENTS - A strain gauge collar includes at least one strain gauge installed on a base and at least one clamp on the base. The at least one clamp is configured to attach the strain gauge collar to a main steam line (MSL) as a single unit. | 09-11-2014 |
Rabah Hanfoug, Gouda NL
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20110253900 | LITHOGRAPHY SYSTEM, SENSOR, CONVERTER ELEMENT AND METHOD OF MANUFACTURE - Charged particle beamlet lithography system for transferring a pattern to a surface of a target comprising a sensor for determining one or more characteristics of one or more charged particle beamlets. The sensor comprises a converter element for receiving charged particles and generating photons in response. The converter element comprises a surface for receiving one or more charged particle beamlets, the surface being provided with one or more cells for evaluating one or more individual beamlets. Each cell comprises a predetermined blocking pattern of one or more charged particle blocking structures forming multiple knife edges at transitions between blocking and non-blocking regions along a predetermined beamlet scan trajectory over the converter element surface. The converter element surface is covered with a coating layer substantially permeable for said charged particles and substantially impermeable for ambient light. An electrically conductive layer is located between the coating layer and the blocking structures. | 10-20-2011 |
Rabah Meraihi, Versailles FR
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20090274093 | Process for Routing Data Packets in a Mobile Node Network and Associated Terminal - A method of routing data packets (P) between a source node (S) and a target node (C) in an ad hoc network comprising mobile nodes ( | 11-05-2009 |
Rabah Mezenner, Richardson, TX US
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20080230863 | Methods and apparatus for manufacturing semiconductor devices - In accordance with the teachings of the present disclosure, methods and apparatus are provided for a semiconductor device having thin anti-reflective layer(s) operable to absorb radiation that may otherwise reflect off surfaces disposed inwardly from the anti-reflective layer(s). In a method embodiment, a method for manufacturing a semiconductor device includes forming a support structure outwardly from a substrate. The support structure has a first thickness and a first outer sidewall surface that is not parallel with the substrate. The first outer sidewall surface has a first minimum refractive index. The method further includes forming an anti-reflective layer outwardly from the first outer sidewall surface. The anti-reflective layer has: a second outer sidewall surface that is not parallel with the substrate, a second refractive index that is greater than the first minimum refractive index, and a second thickness that is less than the first thickness. | 09-25-2008 |
20090130303 | MICROMIRROR DEVICE AND A METHOD OF MAKING THE SAME - A reflective and deformable micromirror device comprises a reflective micromirror plate attached to a deformable hinge that is formed on and held by a hinge post on a substrate. The substrate has an addressing electrode formed thereon. A selected dielectric material is disposed between the deformable hinge and the addressing electrode. | 05-21-2009 |
Rabah Mouazer, Wavre BE
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20100174114 | PROCESS FOR THE PREPARATION OF DI- AND POLYAMINES OF THE DIPHENYLMETHANE SERIES - The present invention relates to a process for the preparation of di- and polyamines of the diphenylmethane series, and to the preparation of di- and polyisocyanates of the diphenylmethane series from these di- and polyamines. The di- and polyamines of the diphenylmethane series are prepared by the reaction of aniline and formaldehyde in the presence of hydrochloric acid. In the present invention, the formaldehyde employed is used as an aqueous solution which contains less than 0.001 wt % of metal ions which are divalent and/or more than divalent. | 07-08-2010 |
20110190535 | PROCESS FOR PREPARING POLYAROMATIC POLYISOCYANATE COMPOSITIONS - Process for the preparation of polyaromatic polyamines comprising the step of reacting formaldehyde with at least one monoaromatic monoamine and at least one monoaromatic compound containing at least two amino functions in the presence of an acidic catalyst where a) the total amount of di-aromatic compounds in the polyaromatic polyamine mixture is in the range from about 25 wt % to about 50 wt % and b) the amount of monoaromatic compound containing at least two amine functions is in the range 5 to 30 mole % relative to 100 mole % of the total amount of monoaromatic monoamines and c) the amount of acidic catalyst used in the preparation of the polyaromatic polyamine mixture is less than about 0.4 moles per mole of formaldehyde or formaldehyde equivalents. | 08-04-2011 |
20120184775 | METHOD FOR REMOVING METHYLENE-BRIDGED POLYPHENYL POLYAMINES FROM AN AQUEOUS STREAM - A method for removing methylene-bridged polyphenyl polyamines from an aqueous stream comprising said methylene-bridged polyphenyl polyamines according to the invention comprises the steps of | 07-19-2012 |
20140147373 | Process to separate phosgene and hydrogen chloride from a fluid stream comprising phosgene and hydrogen chloride - A process according to the invention is a process to separate an initial fluid stream comprising phosgene and hydrogen chloride in at least a first and a second fluid stream, said first fluid stream being a hydrogen chloride enriched and phosgene depleted gaseous stream, said second fluid stream being a hydrogen chloride depleted and phosgene enriched stream. The separation is performed by feeding said initial fluid stream to a membrane separation unit, said membrane separation unit separating said initial fluid stream in a first and a second fluid stream | 05-29-2014 |
Rabah Mouazer, Wavre FR
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20100213126 | PROCESS FOR FRACTIONATING A MIXTURE OF POLYISOCYANATES - Method of fractionating a mixture of polyisocyanates in the liquid phase, optionally in the presence of a suitable solvent or mixture of two or more solvents, by means of a selectively permeable membrane into a permeate stream and a retentate stream of polyisocyanate compositions different to each other and different to the original mixture. | 08-26-2010 |
Rabah Tarafi, Lannion FR
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20140010273 | IMPULSE NOISE MEASUREMENT BY SPECTRAL DETECTION - A method and device are provided for measuring impulse noise in a signal. The method includes: measuring at least one first signal; converting the first signal in the frequency domain; defining a variable-frequency triggering threshold on the basis of stationary characteristics of the first signal; measuring a second signal; converting the second signal in the frequency domain; storing the second signal when the second signal reaches or passes the triggering threshold; and high-pass-filtering the stored signal. | 01-09-2014 |