Forschungszentrum Juelich GmbH Patent applications |
Patent application number | Title | Published |
20160122401 | AGENTS FOR PREVENTING AND TREATING HIV AND OTHER VIRAL INFECTIONS - An agent for preventing and/or treating HIV and other viral infections. The agent in particular comprises at least one peptide, including an amino acid sequence, which is suitable for preventing fibrils associated with Alzheimer's disease, and/or homologs, fractions and parts thereof, so as to treat and/or prevent HIV and/or other viral infections. | 05-05-2016 |
20150188177 | LAYERED ELECTROLYTE WITH HIGH IONIC CONDUCTIVITY - The electrolyte material comprises an electronically insulating oxide of a base metal and at least one additional metal or oxide of an additional metal, which enhances the base metal with ionic conductivity. According to the invention, the electrolyte material has a layer structure with B-layers in which at least 30% of the metal atoms and/or metal ions are of the base metal and A-layers in which at least 30% of the metal atoms and/or metal ions are of the additional metal. This segregation of metals also segregates oxygen vacancies from passageway blockages. In an electrolyte material with 2 zirconium ions, 2 yttrium ions and 7 oxygen ions per unit cell and a vacancy concentration of 12.5%, ionic conductivity parallel to the B-layers is 42 S/m at 800° C. and 13 S/m at 500° C. The prior-art electrolyte material 8YSZ with a vacancy concentration of 4% has only 2 S/m at 800° C. and 0.11 S/m at 500° C. | 07-02-2015 |
20140235036 | HOT-WIRE METHOD FOR DEPOSITING SEMICONDUCTOR MATERIAL ON A SUBSTRATE AND DEVICE FOR PERFORMING THE METHOD - A hot wire device and method for depositing semiconductor material onto a substrate in a deposition chamber in which the ends of at least two filaments are clamped into a filament holder and heated by supplying current, wherein a voltage for generating an electrical current is applied in temporal succession to filaments made of differing materials so that a number of differing semiconductors corresponding to the number of consecutively heated filament materials can be consecutively deposited onto the substrate without opening the chamber. | 08-21-2014 |
20140216947 | ELECTRODE ARRANGEMENT AND METHOD FOR OPERATING THE ELECTRODE ARRANGEMENT - An electrode array for the cyclic reduction and oxidation of a redox species in an electrolyte, wherein both electrodes are disposed on an insulating substrate and connected to a counter electrode for the application of a voltage, comprising: 1) a control electrode for reacting the redox species for cyclic electron transport between the electrodes: and b) a collector electrode disposed opposite the control electrode, wherein a layer structure composed of a second insulator and a charge transfer mediator disposed thereon is additionally disposed on the side of the collector electrode located opposite the insulating substrate for reacting the redox species Two methods for operating the electrode array are disclosed. | 08-07-2014 |
20140111379 | POSITION-DETERMINING SYSTEM AND METHOD FOR THE OPERATION THEREOF - A system for determining position comprises at least one transmitter connected to the object, at least two stationary receivers, and means for determining the phase difference with which the signal of the transmitter arrives at the two receivers. Compared to conventional radio direction finding (decca direction finding), transmission takes place only at the location of the mobile object. This has the effect that only one transmitter having very small dimensions and very low power consumption is required at the location of the mobile object. At least one pair of two stationary receivers is used for operation to determine at least one space coordinate of the object position, the measuring region for the object position being located between these receivers at this space coordinate. The position can be determined with high accuracy if the three space coordinates thereof are determined separately using at least one dedicated receiver pair. | 04-24-2014 |
20140108476 | DETERMINATION OF THE TRANSFER FUNCTION OF A SIGNAL-PROCESSING SYSTEM WITHOUT A KNOWN INPUT SIGNAL - Methods for determining the transfer function of a signal-processing system that do not require a known input signal. The methods are based on two representations 1(x) and I | 04-17-2014 |
20140107525 | METHOD FOR MODULATION OF NEURONAL ACTIVITY IN THE BRAIN BY MEANS OF SENSORY STIMULATION AND DETECTION OF BRAIN ACTIVITY - The invention relates to a method for controlled modulation of physiological and pathological neuronal rhythmic activity in the brain by means of sensory stimulation, which is capable of diagnostically ascertaining functional disorders in the brain and of alleviating or eliminating the symptoms of a functional disruption. According to the invention, the method comprises generating a plurality of pulses at a plurality of excitation frequencies, respectively, to stimulate neuronal rhythmic activity in a patient's brain; measuring the neuronal rhythmic activity in response to the pulses; determining an excitation frequency in which the measured neuronal rhythmic activity has a maximum amplitude of pathological rhythm; generating an entraining periodic pulse sequence operating at the excitation frequency; and generating a desynchronization pulse following the entraining periodic pulse sequence to desynchronize the neuronal rhythmic activity, where the pulse are either visual or acoustic or tactile. | 04-17-2014 |
20140036574 | METHOD FOR NONDESTRUCTIVELY READING RESISTIVE MEMORY ELEMENTS - A method for reading out a memory element comprises a series connection. of at least two memory cells A and B each have a stable state A0 or B0 having higher resistance and a stable state A1 or B1 having lower electrical resistance. An electrical variable of the series circuit is measured and an electrical variable is selected for this measurement, to which the memory cell A in state A0 makes a different contribution than the memory cell B in state B0 and/or to which the memory cell A instate A1 makes a different contribution than the memory cell B in state B1. The two state combinations A1 and B0 or A0 and B1 then result in differing values for the electrical variable that is measured by way of the series circuit. These state combinations can thus be distinguished from each other without having to change the logic state of the memory element during reading. | 02-06-2014 |
20140018277 | MIXTURE COMPRISING AN ALKYL POLYGLUCOSIDE, A COSURFACTANT AND A POLYMER ADDITIVE - A mixture has 80-20% by weight of an alkylpolyglucoside surfactant containing 1-2 glucoside moieties and a hydrocarbon moiety, 20-80% by weight based on the alkylpolyglucoside surfactant weight of an alcohol-group containing second surfactant other than an alkylpolyglucoside, and a polymeric additive containing at least one water-soluble moiety and at least one hydrophobic moiety, (i) the polymeric additive hydrophobic moiety having a maximum 1000 g/mol number average molecular weight and the number average molecular weight ratio of all water-soluble moieties to all hydrophobic moieties being 2:1-1000:1, (ii) the polymeric additive being an amphiphilic comb polymer the backbone of which has two or more side chains attached, which side chains have an amphiphilic character distinguished from one another and/or from the backbone, or (iii) the polymeric additive being an AB diblock copolymer or an ABA or BAB triblock copolymer with water-soluble A blocks and hydrophobic B blocks. | 01-16-2014 |
20130319610 | METHOD FOR APPLYING A FIRST METAL ONTO A SECOND METAL, AN ISOLATOR OR SEMICONDUCTOR SUBSTRATE, AND THE RESPECTIVE BINDING UNITS - The present invention concerns a method for applying a first metal onto a second metal, an isolator or semiconductor substrate by a Diels-Alder reaction, in particular a Diels-Alder reaction with inverse electron demand. The present invention further concerns the binding units L 1960 and F 160. | 12-05-2013 |
20130306473 | METHOD FOR PRODUCING A DEVICE FOR DETECTING AN ANALYTE AND DEVICE AND THE USE THEREOF - A method for producing a device for detecting an analyze, comprises the following steps: a) disposing a first conductor having an electrode function on an insulating substrate; b) disposing a first passivation layer on the conductor; c) opening the passivation layer in a locally delimited manner, so that the conductor is exposed in a locally delimited manner; d) disposing a sacrificial layer on the conductor in the opening; g) disposing a second passivation layer on the electrode and on the second conductor; h) opening the second passivation layer and the electrode so that the sacrificial layer is exposed; and i) removing the sacrificial layer. Also comprising an appropriately designed device and the use thereof. | 11-21-2013 |
20130301342 | MEMORY ELEMENT, STACKING, MEMORY MATRIX AND METHOD FOR OPERATION - Disclosed is a memory element, a stack, and to a memory matrix in which the memory element can be used. Also disclosed is a method for operating the memory matrix, and to a method for determining the true value of a logic operation in an array comprising memory elements. The memory element has at least a first stable state 0 and a second stable state 1. By applying a first write voltage V | 11-14-2013 |
20130245713 | DEVICE FOR THE DESYNCHRONIZATION OF NEURONAL BRAIN ACTIVITY - A device for desynchronizing neuronal brain activity involving a neuron population firing in a synchronized manner at a pathological frequency. The device includes an electrode configured to generate stimuli that stimulate the neuron population; and a control unit configured to control the electrode to generate the stimuli in sequence, wherein the stimuli succeed each other with a predetermined frequency f. The predetermined frequency f is substantially equal to g×n/m, where g is the pathological frequency, and n and m are integers. | 09-19-2013 |
20130234015 | METHOD AND DEVICE FOR CARRYING OUT A QUANTITATIVE SPATIALLY RESOLVED LOCAL ANALYSIS AND DISTRIBUTION ANALYSIS OF CHEMICAL ELEMENTS AND IN SITU CHARACTERIZATION OF ABLATED SURFACE REGIONS - A laser ablation chamber, which is suitable for use in a conventional laser-assisted micro dissection unit (LMD), in combination with the LMD allows for both quantitative spatially resolved nanolocal analysis and distribution analysis of element concentrations of a sample, and a microscopic detection of the surface topography of the same sample, in the nanometer range. Optionally, further examinations may follow, without having to remove the sample from a microscope slide bearing the sample. For the examination, a region of the sample to be analyzed is selected with the aid of a microscope of a LMD. For this purpose, the sample is located on the lower face of a cover slip (microscope slide), which also forms part of a laser ablation chamber mounted beneath the microscope slide and inside the LMD. A portion of the sample is ablated and analyzed. Optionally, the existing LMD instrumentation may be used to deliberately cut out certain regions of the tissue in which metals were detected for further analytics and to collect these regions in sample containers, which are mounted beneath the microscope slide after the laser ablation. | 09-12-2013 |
20130090519 | APPARATUS AND METHOD FOR THE CONDITIONED DESYNCHRONIZED NON-INVASIVE STIMULATION - A device with a non-invasive first stimulation unit configured to generate first stimuli which, when administered to a patient, suppress a pathologically synchronous activity of neurons in at least one of the brain, and the spinal cord of the patient, with a non-invasive second stimulation unit configured to generate at least one of optical, acoustic, tactile, vibratory, and thermal second stimuli, and with a control unit configured to control the first and second stimulation units, wherein the generation of the first and second stimuli takes place optionally in a first or a second operating mode, and the control unit is configured to control the first and second stimulation units in such a way that, in the first operating mode, the generation of at least 60% of the second stimuli is coupled in time to the generation of the first stimuli and, in the second operating mode, the generation of at least 60% of the second stimuli takes place without the generation of the first stimuli. | 04-11-2013 |
20130041296 | APPARATUS AND METHOD FOR TREATING A PATIENT USING VIBRATION STIMULI, TACTILE STIMULI AND/OR THERMAL STIMULI - The invention relates to a device ( | 02-14-2013 |
20120190118 | COMPONENT HAVING A PROTECTIVE LAYER THAT CAN BE MONITORED MAGNETICALLY AND METHOD FOR OPERATING A COMPONENT - A component for high-temperature use comprises a metallic base material and a non-ferromagnetic protective layer arranged thereon, which is able to form a protective oxide layer on the component surface at temperatures between 600° C. and 1100° C. A sensor material is introduced into the protective layer, wherein, in the stated temperature range, the local magnetism, notably ferromagnetism or ferrimagnetism, at the site of the sensor material is dependent on the local concentration and/or composition of the material of the protective layer in the immediate vicinity of the sensor material and/or on the cumulative temperature-time curve at the site of the sensor material. The component can be examined non-destructively, from the outside, for the local magnetism in the protective layer, which is typically between 100 μm and 500 μm thick. | 07-26-2012 |
20120100077 | MIXTURE OF AMPHIPATHIC MOLECULES AND METHOD FOR MODIFYING CELL MEMBRANES BY MEANS OF FUSION - Disclosed is a mixture of amphipathic molecules and a method for modifying cells in vivo by way of membrane fusion with these molecules. | 04-26-2012 |
20120097549 | ELECTROCHEMICAL CELL AND METHOD FOR SEPARATING CARRIER-FREE 18F-FROM A SOLUTION ON AN ELECTRODE - Disclosed is an electrochemical cell and a method for separating carrier-free radionuclides from a solution on an electrode. | 04-26-2012 |
20120097208 | METHOD FOR THE PRODUCTION AND SERIES CONNECTION OF STRIP-SHAPED ELEMENTS ON A SUBSTRATE - Provided is a method for generating, and for connecting in series, stripe-shaped elements, wherein less space is required for the series connection as compared to the prior art. | 04-26-2012 |
20120088674 | MEASURING INSTRUMENT, ELECTRICAL RESISTANCE ELEMENTS AND MEASURING SYSTEM FOR MEASURING TIME-VARIABLE MAGNETIC FIELDS OR FIELD GRADIENTS - The invention relates to a measuring instrument for time-variable magnetix fluxes, or flux gradients, to electrical resistance elements, and to a measuring system comprising a measuring instrument or electrical resistance element according to the invention. The core component of the measuring instrument is a flux transformer composed of a base material which has a phase transition to the superconducting state. According to the invention, even when the base material is in the superconducting state, this flux transformer comprises at least one load region having electrical resistance that is other than zero for dissipating the electric energy in the conductor loop thereof. For this purpose, according to the invention the conductor loop and the magnetic field source are disposed in one plane and are typically photolithographically structured. The resistance elements according to the invention, having resistance values of ≦10 | 04-12-2012 |
20110243949 | COMPOSITION FOR PRODUCING ANTI-AMYLOID BETA PEPTIDE ANTIBODIES WITH D-PEPTIDES - The present invention relates to a composition comprising D-peptides or antibodies for use as a therapeutic and/or for disease prevention, wherein
| 10-06-2011 |
20110223516 | HIGH-TEMPERATURE FUEL CELL STACK, AND PRODUCTION THEREOF - A cassette for a high-temperature fuel cell stack, comprising at least one fuel cell including an anode, a cathode, and an electrolyte, and a metal cell frame which surrounds the fuel cell peripherally, wherein the metal cell frame has two sections, these being an inner thin compensating frame that contacts the fuel cell and a thicker, rigid outer frame which is provided for contacting the interconnector. The inner compensating frame comprises a peripheral bead at room temperature, which entirely disappears at temperatures between 980° C. and 1100° C., as a result of the prevailing stresses. The bead has special relief functions. It is significant that this special function of the formed bead is exclusively achieved by way of the warping in the compensating metal sheet or the compensating film, and is formed solely by way of the joining sequence applied, which is to say only in combination with the joining process employed. In contrast, a component that already has a bead prior to the joining process would also be able to compensate for stresses, but not to the same extent as a bead produced using this joining process. | 09-15-2011 |
20110180906 | METHOD OF APPLYING A PATTERN OF METAL, METAL OXIDE AND/OR SEMICONDUCTOR MATERIAL ON A SUBSTRATE - A method of applying a pattern of metal, metal oxide, and/or semiconductor material on a substrate, a pattern created by that method, and uses of that pattern. | 07-28-2011 |
20110051494 | MEMORY HAVING TUNNEL BARRIER AND METHOD FOR WRITING AND READING INFORMATION TO AND FROM THIS MEMORY - A resistive memory comprises a tunnel barrier. The tunnel barrier is in contact with a memory material which has a memory property that can be changed by a write signal. Because of the exponential dependence of the tunnel resistance on the parameters of the tunnel barrier, a change in the memory property has a powerful effect on the tunnel resistance, whereby the information stored in the memory material can be read. A solid electrolyte (ion conductor), for example, is suitable as a memory layer, wherein the ions thereof can be moved relative to the interface with the tunnel barrier by the write signal. The memory layer, however, can also be, for example, a further tunnel barrier, the tunnel resistance of which can be changed by the write signal, for example by displacement of a metal layer present in this tunnel barrier. The invention further provides a method for storing and reading information to and from a memory. | 03-03-2011 |
20110009921 | DEVICE AND METHOD FOR AUDITORY STIMULATION - A device and method for desynchronizing a patient's neuronal brain activity involving a neuron population firing in a pathologically synchronized manner. The device includes a stimulation unit configured to generate an acoustic stimulation signal to stimulate the neuron population when the acoustic stimulation signal is aurally received by the patient. Furthermore, the acoustic stimulation signal has a first frequency and a second frequency, with the first frequency provided to reset the phase of the neuronal brain activity in a first sub-population of the stimulated neuron population, and the second frequency provided to reset the phase of the neuronal brain activity in a second sub-population of the stimulated neuron population. | 01-13-2011 |
20100331912 | DEVICE AND METHOD FOR VISUAL STIMULATION - A device and method for providing stimulation signals that reset the phase of the neuronal activity of neurons in a patient's brain. The device includes a control unit; and a stimulation unit that has a plurality of stimulation elements, and each stimulation element generates visual stimulation signals that reset the phase of the neuronal activity of the neurons when the signals are taken up via an eye of a patient and transmitted to neurons that are exhibiting a pathologically synchronous and oscillatory neuronal activity. The control unit is further capable of actuating the stimulation unit such that the stimulation elements generate the visual stimulation signals with a time offset in respect to one another and/or with differing phase and/or with differing polarity. | 12-30-2010 |
20100327996 | Resonator arrangement and method for analyzing a sample using the resonator arrangement - A resonator arrangement has a conductive, semi-open outer housing, at an interior of which a conductive bar is provided disposed coaxially to the housing. At one end of the bar in a direction of a housing bottom, the bar has a die and, together with a dielectric and the housing bottom, forms a capacitor. The bar is short-circuited to the housing at another end, so that the bar and housing together form an LC oscillator circuit. Also disclosed is a method for analyzing a sample using a resonator arrangement. | 12-30-2010 |
20100324631 | DEVICE AND METHOD FOR STIMULATING NEURONAL TISSUE BY MEANS OF OPTICAL STIMULI - A device with a control unit and a plurality of stimulation units configured to be implanted in the body of a patient and generate optical stimuli, wherein the optical stimuli reset the phase of the neuronal activity of the neurons during the stimulation of neurons exhibiting abnormally synchronous and oscillatory neuronal activity, and the control unit is configured to actuate the stimulation units such that at least two of the stimulation units reset the phases of the respectively stimulated neurons at different times. | 12-23-2010 |
20100323267 | Method for producing an electrically insulating sealing arrangement for a fuel cell stack and sealing arrangement for a fuel cell stack - In order to create a method for producing an electrically insulating sealing assembly for producing a seal between two components of a fuel cell stack, which allows for production of a sealing assembly that offers long-term stability during operation of a fuel cell system and provides good gas tightness and good electrical insulation properties, a method comprising the following steps is proposed: applying an insulating layer starting material onto a substrate in a wet-chemical process; heating the insulating layer starting material to a sinter temperature so as to produce a sintered, electrically insulating, ceramic insulating layer; and directly or indirectly joining the insulating layer to the components to be sealed. | 12-23-2010 |
20100230602 | METHOD FOR POSITRON EMISSION TOMOGRAPHY AND PET SCANNER - Disclosed is a method for positron emission tomography and to a PET scanner. The positron emission tomography method employs the following steps: a) two photons are emitted in opposite directions by an annihilation event in the sample, b) at least two of a plurality of detectors arranged around the sample are prompted to output a signal by the two photons, c) a signal line on which the event may have taken place is determined from the location of the detectors which have output a signal, d) this signal line is evaluated in the tomographic reconstruction of the sample, wherein for each event a plurality of signal lines are determined and evaluated in the tomographic reconstruction of the sample. As described at the outset, the reconstructed image thus becomes more accurate and noise is reduced. The method and the apparatus can improve the signal-to-noise ratio of images. | 09-16-2010 |
20100187160 | METHOD FOR PURIFYING MINERAL OIL FRACTIONS AND DEVICE SUITABLE FOR CONDUCTING SAID METHOD - Disclosed is a method for reducing the organic sulfur content in a sulfur-containing liquid fuel, wherein the sulfur-containing fuel is first brought in contact with a hydrogen-containing gas in a presaturator and subsequently the hydrogen-enriched liquid fuel is brought in contact with a suitable adsorbent in a reactor. The adsorbent is able to adsorb at least part of the sulfur and/or of the sulfur compound from the fuel at the surface. The contact with the adsorbent can advantageously take place not only at higher temperatures of approximately 400° C., but also at moderate temperatures, as low as room temperature, because the use of liquid fuel ensures very good contact between the fuel and the surface of the adsorbent, and therefore ensures reduction of the sulfur content. | 07-29-2010 |
20100026300 | METHOD FOR IDENTIFYING A SAMPLE IN A CONTAINER, E.G. WHEN CONDUCTING A TRAVELER SURVEY IN THE CHECK-IN AREA, BY DETERMINING THE RESONANCE FREQUENCY AND THE QUALITY OF A DIELECTRIC RESONATOR TO WHICH THE CONTAINER IS ARRANGED - A method and apparatus for identifying a sample in a container, provide for the container with the sample being disposed relative to a resonator, a high-frequency signal being coupled into the resonator for exciting a resonant mode of the resonator, the resonant electric field of the resonator penetrating part of the sample in the container, the resonance curve of at least one resonant mode being measured with and without the sample, and the sample being identified based on the determined change in the resonance frequency compared to a measurement without sample. | 02-04-2010 |
20090317762 | IMPLANTS WITH POROUS OUTER LAYER, AND PROCESS FOR THE PRODUCTION THEREOF - Provided are implants having a porous coating, comprising an implant core made of solid material and a sleeve fitted thereon, wherein the sleeve comprises an outer porous region in addition to an inner non-porous region. The invention further provides a method for joining the solid implant core and a sleeve comprising an outer porous region as well as an inner non-porous region. | 12-24-2009 |
20090289632 | APPARATUS FOR APPLICATION OF A MAGNETIC FIELD TO A SAMPLE - Disclosed is an apparatus for application of a magnetic field to a sample, in particular an elongated sample. At least in places, the apparatus has magnetic bodies which are arranged such that they can rotate with respect to one another and have, and leave open, a common access opening for the sample. In particular, this allows the apparatus to be applied to an elongated sample whose ends are not accessible. As a result of the bodies being arranged such that they can rotate with respect to one another, the magnetic fields of the bodies can be adjusted with respect to one another before the apparatus is opened and closed, so as to minimize the magnetic field in the common access opening. In consequence, only small magnetic interaction forces need be overcome during opening and closing. | 11-26-2009 |
20090268969 | METHOD AND ELECTRON MICROSCOPE FOR MEASURING THE SIMILARITY OF TWO-DIMENSIONAL IMAGES - Disclosed is a method for measuring the similarity of two-dimensional images, at least one image exhibiting an additional signal, the location dependence or symmetry properties of which are known at least approximately. The images are partitioned into mutually identical subimages such that the extension of at least one subimage in the direction of the gradient of the additional signal is smaller than the extension of this subimage in the direction perpendicular thereto. The subimages are compared separately, and the results of all comparisons are combined to form the measurement result for similarity. As a result, the method becomes insensitive to variations in the additional signal. The method is particularly suited for the determination of defocusing and astigmatism of an electron-microscopic image. For this purpose, it is important to compare the similarity of an experimentally measured image to simulated images, which were generated using defined defocusing and astigmatism values. | 10-29-2009 |
20090253020 | Interconnector for a fuel cell stack and method for production - An interconnector is made of ferritic chromium steel, on which a cupriferous layer is disposed. This layer prevents interdiffusion between the chromium steel and additional components with which the interconnector has direct contact. According to the state of the art, such diffusion occurs particularly if these additional components contain nickel. In addition, the interconnector may comprise a chromium-containing oxide layer as a barrier against interdiffusion. For this purpose, the interconnector steel can also be preoxidized before applying the cupriferous layer. The interconnector has a significantly longer service life than interconnectors according to the state of the art, and it has improved electrical conductivity because the electrical contact surface thereof is free of oxides and has high transverse conductivity. | 10-08-2009 |
20090186411 | Cell culture apparatus, method for producing the apparatus and cell culture method - The invention relates to a cell culture apparatus for cells, characterized by a surface composed of an unstructured elastomer. It is thus possible for cells to be cultured under close to natural conditions in relation to their environmental elasticity. A method for producing an apparatus according to the invention is disclosed, as is a cell culture method using such an apparatus. | 07-23-2009 |
20090183831 | METHOD OF APPLYING A MATERIAL ON A SUBSTRATE - A method of applying material on a substrate. The material to be applied can be a pattern of material. | 07-23-2009 |
20090136798 | Autothermic Reformer - The invention relates to a device for producing a product gas which is rich in hydrogen, comprising a reformer part which comprises an inlet for a fuel/oxidation agent mixture, an inlet for a water/carrier gas mixture, a catalytic surface and a first heat exchanger. Said device also comprises a combustion part which comprises an inlet for an anode residual gas from a fuel cell, an inlet for an oxidation agent, a catalytic surface and a second and a third heat exchanger. The reformer part and the combustion part are connected via lines which are used to guide a water vapour/catrier gas mixture and for directing the reformat. According to the inventive method for producing a product gas which is rich in hydrogen, a first mixing chamber guides a water vapour/carrier gas mixture via a line and a fuel/oxidation agent mixture via a nozzle. The fuelwater vapour/oxidation agent/carrier gas mixture is catalytically converted into a product gas which is rich in hydrogen in exothermic and endothermic reactions. The anode residual gas from the fuel cell is catalytically converted in exothermic reactions into waste gas having few harmful substances. The heat required for evaporating water into water vapour in the water vapour/carrier gas mixture is partially produced by cooling the product gas which is rich in hydrogen and partially by cooling the waste gas of the combustion which contains few harmful substances. | 05-28-2009 |
20080292569 | Method for Improving Efficacy of Surfactants Prevention of Lamellar Mesophases Temperature Stabilization of the Single Phase Region and a Method for Reducing Boundary Surface Tension in Micro-Emulsions Containing Silicone Oils by Means of Additives and Surfactant/Oil Mixtures - Disclosed is a method for improving efficacy of surfactants, prevention of lamellar mesophases, temperature stabilization of the single phase region and a method for reducing boundary surface tension in micro-emulsions containing silicone oils by means of additives and a surfactant/oil mixture. The above effects are achieved, whereby an additive of a block copolymer with a water-soluble block A and a block B which is either a polyalkylene oxide with at least 4 C atoms in the monomer component or a polydiene or a partially or completely hydrogenated polydiene or polyalkane, is added to the micro-emulsion. | 11-27-2008 |
20080241491 | METHOD OF PREPARING A SUBSTRATE HAVING A LAYER OR PATTERN OF METAL ON IT - A method and associated substrate is provided for applying a layer or pattern of metal on a substrate. The method includes providing a target substrate, immobilizing a layer of polymeric material on the target substrate, and applying and immobilizing a layer or pattern of metal on the layer of polymeric material on the target substrate using a stamp onto which the layer or pattern of metal has previously been applied, by bringing the stamp into conformal contact with the target substrate. | 10-02-2008 |
20080220310 | Protection for Anode-Supported High-Temperature Fuel Cells Against Reoxidation of the Anode - Anode-supported high-temperature fuel cells with a substrate and an anode of stabilised zirconium dioxide and metallic nickel can be destroyed by air penetrating on the fuel gas side. Reoxidation causes the volume of the nickel in the anode to change. The resultant mechanical stresses may destroy the gas-impermeable electrolyte. The invention provides oxygen scavengers that can be produced at low cost for the anode, which more effectively bind the oxygen that penetrates on the fuel gas side than oxygen scavengers according to the prior art. | 09-11-2008 |