| Patent application number | Description | Published |
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| 20080264609 | HEAT EXCHANGER FOR EXHAUST GAS COOLING; METHOD FOR OPERATING A HEAT EXCHANGER; SYSTEM WITH A HEAT EXCHANGER FOR EXHAUST GAS COOLING - A heat exchanger, in particular for cooling the exhaust of a motor vehicle internal combustion engine, is disclosed, the heat exchanger comprising a first partial heat exchanger with at least one first flow channel through which a medium to be cooled is to flow and at least one third flow channel through which a first coolant is to flow, at least one second partial heat exchanger with at least one second flow channel through which a medium to be cooled is to flow and at least one fourth flow channel through which a second coolant is to flow, wherein the at least one first flow channel and the at least one second flow channel are fluidly connected, and the at least one first flow channel and the at least one second flow channel have at least one first specific heat transfer surface and at least one second heat transfer surface, wherein second specific heat transfer surface area, divided by first specific heat transfer surface area, yields a quotient (ψ), the at least one first flow channel having a larger quotient (ψ) than second flow channel. | 10-30-2008 |
| 20100199664 | DEVICE AND METHOD FOR RECIRCULATING EXHAUST GAS IN AN INTERNAL COMBUSTION ENGINE - An apparatus for returning exhaust gas of an internal combustion engine is provided. The apparatus includes a compressor that is driven by exhaust gas, wherein an exhaust-gas flow enters into the compressor on a high-pressure side and exits the compressor on a low-pressure side. A branch is provided on the high-pressure side with regard to the compressor for returned exhaust gas, and at least one exhaust-gas cooler is provided for transferring heat out of the branched-off exhaust-gas flow into a cooling medium. A heat exchanger is provided, via which heat can be transferred between the exhaust-gas flow, which branches off on the high-pressure side, and an exhaust-gas flow on the low-pressure side with regard to the compressor. | 08-12-2010 |
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| 20090178930 | ELECTROPLATING DEVICE AND METHOD - The invention relates to a device for the electrolytic coating of at least one electrically conductive substrate or a structured or full-surface electrically conductive surface on a nonconductive substrate, which comprises at least one bath, one anode and one cathode, the bath containing an electrolyte solution containing at least one metal salt, from which metal ions are deposited on electrically conductive surfaces of the substrate to form a metal layer while the cathode is brought in contact with the substrate's surface to be coated and the substrate is transported through the bath, wherein the cathode comprises at least two disks ( | 07-16-2009 |
| 20090285976 | METHOD FOR PRODUCING ELECTRICALLY CONDUCTIVE SURFACES ON A SUPPORT - Method for producing electrically conductive, structured or full-area surfaces on a support, in which a structured or full-area base layer onto the support in a first step by using a dispersion, which contains electrically conductive particles in a matrix material, the matrix material is at least partially cured and/or dried in a second step, the electrically conductive particles are exposed in a third step by at least partially breaking the matrix, and a metal layer is formed on the structured or full-area base layer in a fourth step by electroless and/or electrolytic coating. | 11-19-2009 |
| 20090289214 | MAGNETORHEOLOGICAL FORMULATION - Magnetorheological formulations, processes for preparing the same and uses therefor, the formulations comprising: (a) an ionic liquid comprising anions and cations, and (b) dispersed magnetizable particles having a mean diameter of 0.1 to 500 μm; wherein the ionic liquid comprises one or more salts selected from the group consisting of 1-butyl-3-methyl-imidazolium methylsulfate, 1-ethyl-3-methylimidazolium ethylsulfate, 1-ethyl-3-methyl-imidazolium thiocyanate, 1-butyl-3-methylimidazolium thiocyanate, 1-ethyl-3-methyl-imidazolium acetate, 1-butyl-3-methylimidazolium acetate, 1-ethyl-3-methylpyridinium ethylsulfate, 1-ethyl-3-methylimidazolium dicyanamide, 1-butyl-3-methylimidazolium tetrafluoroborate, 1-hexyl-3-methylimidazolium tetrafluoroborate, 1-methyl-3-octylimidazolium tetrafluoroborate, 1-methyl-3-octylimidazolium hexafluorophosphate, 1-ethyl-3-methylimidazolium hexafluorophosphate, 1-hexyl-3-methylimidazolium hexafluorophosphate, methyltrioctylammonium bis(trifluoromethylsulfonyl)imide, 1-ethyl-3-methylimidazolium 2-(2-methoxyethoxy)ethylsulfate and mixtures thereof. | 11-26-2009 |
| 20090301891 | DEVICE AND METHOD FOR ELECTROPLATING - The invention relates to a device for the electrolytic coating of a structured or full-surface base layer ( | 12-10-2009 |
| 20090321123 | METHOD FOR PRODUCING STRUCTURED ELECTRICALLY CONDUCTIVE SURFACES - The invention relates to a method for producing structured, electrically-conductive surfaces ( | 12-31-2009 |
| 20100006442 | PROCESS FOR APPLICATION OF A METAL LAYER ON A SUBSTRATE - The present invention relates to processes for application of a metal layer on a substrate via deposition of a metal from a metal salt solution by a chemical and/or electroplating method, a significant factor in these processes being that carbon nanotubes are present in the substrate surface. The present invention moreover relates to the use of carbon nanotubes for application of a metal layer on a substrate. | 01-14-2010 |
| 20100009094 | METHOD FOR THE PRODUCING STRUCTURED ELECTRICALLY CONDUCTIVE SURFACES - Method for producing structured electrically conductive surfaces on a substrate, which comprises the following steps:
| 01-14-2010 |
| 20100021657 | PROCESS FOR PRODUCING ELECTRICALLY CONDUCTIVE SURFACES - The invention relates to a method for producing electrically conductive surfaces on a nonconductive substrate, comprising the following steps:
| 01-28-2010 |
| 20100170626 | METHOD FOR THE PRODUCTION OF POLYMER-COATED METAL FOILS, AND USE THEREOF - The invention relates to a method for producing polymer-coated metal foils, comprising the following steps:
| 07-08-2010 |
| 20100176090 | METHOD FOR THE PRODUCTION OF METAL-COATED BASE LAMINATES - The invention relates to a method for producing metal-coated base laminates having a support ( | 07-15-2010 |
| 20100238760 | CONSTANT LOAD SHEAR CELL FOR MAGNETORHEOLOGICAL FLUIDS - The invention relates to a constant load shear cell and a method for constant loading of a magnetorheological fluid in a constant load shear cell. The constant load shear cell comprises a rotatable shaft ( | 09-23-2010 |
| 20100307601 | METHOD AND DEVICE FOR CONDITIONING A SUSPENSION CONTAINING MAGNETIZABLE PARTICLES - Methods comprising: providing a suspension comprising magnetizable particles; and delivering the suspension through a gap ( | 12-09-2010 |
| 20110030454 | RHEOMETER - The invention relates to a rheometer having a rotatable shaft ( | 02-10-2011 |
| 20110062134 | METHOD FOR PRODUCING METALLISED TEXTILE SURFACES USING ELECTRICITY-GENERATING OR ELECTRICITY-CONSUMING ELEMENTS - Processes for producing a metalized textile surface for one or more articles needing or generating electric current. The process comprises (A) applying a formulation comprising at least one metal powder (a) as a component to a textile surface in a patterned or uniform manner; (B) fixing the one or more articles needing or generating electric current in at least two locations of the textile surface where the formulation was applied in step (A); and (C) depositing a further metal on the textile surface. The formulation may comprise a metal powder, a binder, an emulsifier and, if appropriate, a rheology modifier. | 03-17-2011 |
| 20110086231 | DISPERSION FOR APPLYING A METAL LAYER - The present invention relates to a dispersion for the application of a metal layer on a non-electrically-conductive substrate comprising an organic binder component, a metal component, and also a solvent component. The invention further relates to processes for the production of the dispersion, processes for the production of a non-structured or structured metal layer with the aid of the dispersion, and also to the resultant substrate surfaces and their use. | 04-14-2011 |
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| 20100206104 | LINEAR MOTION DEVICE WITH COMPACT MOTOR ARRANGEMENT - A linear motion device has a first assembly and a second assembly which is linearly movable relative to the first assembly; a row of rolling elements that may circulate endlessly is located between the first and second assemblies, the first assembly including a rotatable threaded spindle that extends parallel to the longitudinal direction, and that is engaged in a screw-type manner with a threaded nut, the threaded nut being a component of the second assembly; the first assembly also includes an electric motor that is connected to the threaded spindle in a rotationally driving manner, and the rotational axis of which extends parallel to the threaded spindle; the first assembly includes a single-pieced, first body. The threaded spindle and the electric motor are located next to one another in the region of the first body, the electric motor extending along a first longitudinal section of the first body, while a first rolling surface for the rolling elements extends across a second longitudinal section—which differs from the first longitudinal section—of the first body; the threaded spindle extends over the first longitudinal section and at least in sections over the second longitudinal section of the first body, and the rolling elements are capable of circulating endlessly in the first assembly. | 08-19-2010 |
| 20100209027 | LINEAR MOTION DEVICE COMPRISING A DEFLECTION ASSEMBLY HAVING A SINGLE DEFLECTION PASSAGE - A linear motion device has a first assembly and a second assembly which is linearly movable relative to the first assembly, in which at least one first rolling surface which extends in a longitudinal direction is provided on the first assembly, the first rolling surface being located opposite a second rolling surface provided on the second assembly, and in which a row of rolling elements is located between the first and second rolling surfaces, and in which a return passage that is substantially parallel to the first rolling surface is provided in the first assembly, the return passage being connected at either end via a curved deflection passage to the first rolling surface such that rolling elements are transferred, thereby enabling the rolling elements to circulate endlessly, and in which the first assembly includes at least one deflection assembly that may be installed as a whole, and that includes a single deflection passage, and the return passage is provided directly and completely in a separate first body of the first assembly, and the deflection assembly is fastened to the first body via a single, separate fastening bolt that is installable from one side, the fastening bolt being located in the region of the center of curvature of the assigned, curved deflection passage. | 08-19-2010 |
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| 20100206113 | LINEAR MOTION DEVICE WITH PARTIALLY SUPPORTED ROLLING SURFACE PART - A linear motion device has a first assembly and a second assembly, at least one first rolling surface that extends in a longitudinal direction and provided on the first assembly, the first rolling surface being located opposite a second rolling surface which is provided on the second assembly, a row of rolling elements that circulate endlessly in the first assembly is located between the first and second rolling surfaces, and at least one central longitudinal section of the first rolling surface is designed such that the rolling elements are at least partially relieved of the load. The first rolling surface is provided on a separate first rolling surface part in the form of a profiled element having a substantially constant cross-sectional shape, the first rolling surface part is situated in a central longitudinal section at a distance from a first body of the first assembly, and is supported on the first body on both sides in the longitudinal direction next to the central longitudinal section. | 08-19-2010 |
| 20100209028 | LINEAR MOTION DEVICE COMPRISING PROJECTION-FREE RETURN PASSAGE - A linear motion device has a first assembly and a second assembly which is linearly movable relative to the first assembly, in which at least one, and preferably at least two, first rolling surface(s) which extend(s) in a longitudinal direction is/are provided on the first assembly, each first rolling surface being located opposite a second rolling surface provided on the second assembly, and in which a row of rolling elements is located between the first and second rolling surfaces, and in which the first assembly includes a single-pieced, first body and at least one return assembly, at least one return passage being provided in the first body, and furthermore in which at least one curved deflection passage is located entirely within the deflection assembly and connects the first rolling surface to the return passage in a manner such that the rolling elements may circulate endlessly, and in which at least one projection that engages in the return passage is provided on the deflection assembly. The projection is formed by a flexible tube that limits a flexible passage for the rolling elements, the flexible passage connecting the deflection passage to the return passage. | 08-19-2010 |
| 20100209029 | LINEAR MOTION DEVICE COMPRISING PROJECTION-FREE RETURN PASSAGE - A linear motion device has a first assembly and a second assembly which is linearly movable relative to the first assembly, in which at least one first rolling surface which extends in a longitudinal direction is provided on the first assembly and is situated opposite a second rolling surface provided on the second assembly, and in which a row of rolling elements is located between the first and second rolling surfaces, and in which the first assembly includes a single-pieced, first body and at least one return assembly which may be installed as a whole, a return passage being provided in the first body, and furthermore in which at least one curved deflection passage is located entirely within the deflection assembly and connects the first rolling surface to the return passage in a manner such that the rolling elements may circulate endlessly, and in which at least one projection that engages in the return passage is provided on the deflection assembly. The return passage is provided completely and directly in the first body, and it has a constant cross-sectional profile along the entire length; the projection of the deflection assembly is designed in the shape of a finger, and the return passage includes a groove which is adapted to the finger-type projection, and into which the aforementioned projection engages. | 08-19-2010 |
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| 20090188252 | METHOD AND APPARATUS FOR INCREASING THE EXHAUST GAS TEMPERATURE OF AN INTERNAL COMBUSTION ENGINE - The invention relates to a method and an apparatus for temporarily increasing the temperature in the exhaust gas of an internal combustion engine, comprising at least two associated turbochargers with a respective compressor in a fresh air feed to the internal combustion engine and a respective turbine in an exhaust gas line of the internal combustion engine, wherein a bypass is assigned to at least one compressor and/or one turbine, and comprising at least one exhaust gas retreatment system connected downstream of the turbines in the exhaust gas direction. In this case, the volumetric flow of fresh air and/or of exhaust gas directed past at least one compressor and/or one turbine through the bypasses is increased via regulating elements in the bypasses, which leads to a reduction in the charge pressure and hence to a reduction in the efficiency of the internal combustion engine and to an increase in the exhaust gas temperature. | 07-30-2009 |
| 20100242584 | METHOD FOR OPERATING A SENSOR - A method for operating a sensor in an exhaust gas tract of an internal combustion engine and a device for carrying out the method are provided. In the method, a diagnosis is carried out of the condition of the saturation temperature, exclusively while taking into consideration a few fundamental input variables characterizing the operating state of the internal combustion engine. | 09-30-2010 |
| 20110078998 | METHOD FOR OPERATING AN EXHAUST GAS AFTERTREATMENT APPARATUS - The present invention relates to a method for operating an exhaust gas aftertreatment apparatus ( | 04-07-2011 |
| 20110099981 | PROCEDURE AND DEVICE FOR CONTROLLING AN EXHAUST GAS PURIFICATION SYSTEM - A procedure for controlling an exhaust gas purification system of a combustion engine, consisting of one or several catalytic converters for converting and/or storing at least one exhaust gas component of an exhaust gas of the combustion engine at least one of the catalytic converters is construed as oxidization catalytic converter. With the aid of the adsorption capability of at least partially uncombusted hydrocarbons of one of the catalytic converters a diagnosing forecast about the NO oxidization of the catalytic converters is derived, whereby the at least partially uncombusted hydrocarbons are introduced into the exhaust gas duct at least partially in front of the catalytic converter. With the procedure and the device for implementing the procedure the NO oxidization capability of the involved catalytic converters can be evaluated in the range of extended on-board diagnosis requirements to provide “feed-gas” for subsequent exhaust gas after-treatment systems. | 05-05-2011 |
| 20110130917 | METHOD FOR ACQUIRING INFORMATION - A method for acquiring information from a driving operation of a vehicle, in which first information is acquired with respect to at least one operating state of the vehicle and additional second information is ascertained with respect to this at least one operating state using statistical methods, the first and second information concerning this at least one operating state being stored. A method for the assigning and diagnosis of at least one operating state of a vehicle, a control unit, a computer program and a computer-program product are also provided. | 06-02-2011 |
| 20110146239 | METHOD FOR MONITORING A POLLUTANT CONVERSION CAPACITY IN AN EXHAUST GAS AFTERTREATMENT SYSTEM - The present invention relates to a method for monitoring a pollutant conversion capacity of a catalytically coated, oxidizing exhaust gas aftertreatment component ( | 06-23-2011 |
| 20110232363 | PROCESS FOR MONITORING THE FUNCTION OF A PARTICULATE FILTER - A process for monitoring a conversion capacity of a particulate filter arranged in an exhaust gas duct of an internal combustion engine to oxidize nitrogen monoxide to nitrogen dioxide over a catalytic coating includes determining a flow resistance of the particulate filter and setting a temperature of the exhaust gas upstream of the particulate filter. A threshold for a change in the flow resistance of the particulate filter is defined. The monitoring process determines that inadequate conversion capacity of the catalytic coating of the particulate filter is reached when a change in the flow resistance of the particulate filter does not reach the defined threshold within a given period of time. | 09-29-2011 |
| 20110296905 | METHOD FOR MONITORING AN SCR CATALYTIC CONVERTER - A method is provided for monitoring an SCR catalytic converter ( | 12-08-2011 |
| 20120060476 | METHOD FOR MONITORING THE POLLUTANT COVERSION CAPACITY IN AN EXHAUST GAS AFTER-TREATMENT SYSTEM - A method for monitoring a pollutant conversion capacity of a catalytically coated, oxidizing exhaust gas after-treatment component in an exhaust gas system of an internal combustion engine, wherein a capacity of the catalytic coating of the exhaust gas after-treatment component for oxidizing NO to NO | 03-15-2012 |
| 20120191320 | METHOD FOR MONITORING THE ENABLING OF A SYSTEM - A method for monitoring the enabling of a system which is assigned to an internal combustion engine, in which the readiness for operation of the system is dependent on an operating temperature, is characterized in that a fault in the enabling of the system is inferred ( | 07-26-2012 |
| 20120222401 | METHOD FOR OPERATING AN EXHAUST SYSTEM OF AN INTERNAL COMBUSTION ENGINE - A method for operating an exhaust system of an internal combustion engine, wherein nitrogen oxide (NO | 09-06-2012 |
| 20120255280 | METHOD FOR MONITORING A CATALYTIC CONVERTER - A method for monitoring the capability of a catalytic converter to convert nitrogen monoxide into nitrogen dioxide in the exhaust gas of an internal combustion engine, the catalytic converter being arranged in an exhaust gas duct of the internal combustion engine and the catalytic converter being followed downstream by a collecting particle sensor. It is in this case provided that, in a monitoring cycle, a decrease in the particle loading of the particle sensor during the operation of the internal combustion engine under predetermined operating conditions is taken to conclude an adequate capability of the catalytic converter to convert from nitrogen monoxide to nitrogen dioxide. | 10-11-2012 |
| 20130144505 | METHOD FOR OPERATING AN EXHAUST GAS SYSTEM OF AN INTERNAL COMBUSTION ENGINE - A method for operating an exhaust gas system of an internal combustion engine is described, wherein NOx is reduced by means of a SCR catalyst and a NOx reduction capability of an aqueous urea solution to be introduced into the exhaust gas system is monitored, and wherein at least one first variable characterizing the ammonia content of the water is ascertained and an ageing of the aqueous urea solution is inferred from said first variable. | 06-06-2013 |
| 20130202506 | METHOD FOR MONITORING AN SCR CATALYST - In a method for monitoring an SCR catalyst, in particular for monitoring the storage capacity of the SCR catalyst for ammonia, superstoichiometric metering ( | 08-08-2013 |
| 20130276429 | METHOD FOR DIAGNOSING A METERING VALVE AND DEVICE FOR CARRYING OUT THE METHOD - A method for diagnosing a metering valve for metering a reagent into the exhaust gas region of an internal combustion engine. The metering valve is actuated by a pulse-width-modulated metering valve actuation signal with a certain duty factor for setting the metering rate. A reagent pump places the reagent at a reagent pressure, and the reagent pump is operated with a pulse-width-modulated pump actuation signal with a certain duty factor. Diagnosis of the metering valve is carried out on the basis of an evaluation of the increase in the metering valve actuation signal pulse duty factor after a predefined increase in the metering rate. The reagent filling level of an SCR catalytic converter arranged in the exhaust gas region is taken into account. At the start of the diagnosis, the reagent storage capacity of the SCR catalytic converter is checked. | 10-24-2013 |
| 20140245822 | METHOD AND DEVICE FOR MONITORING A NITROGEN OXIDE STORAGE CATALYTIC CONVERTER - A method for monitoring a nitrogen oxide storage catalytic converter (NSC) in the exhaust gas duct of an internal combustion engine which is operated at least temporarily in a lean fashion, wherein during a lean mode of the internal combustion engine nitrogen oxides from the exhaust gas are stored by the nitrogen oxide storage catalytic converter, wherein during a regeneration phase of the nitrogen oxide storage catalytic converter the internal combustion engine is operated in a rich fashion, and as a result the nitrogen oxides stored in the nitrogen oxide storage catalytic converter are removed, and wherein an exhaust gas component or exhaust gas characteristic variable which is characteristic of the profile of the regeneration is detected during the regeneration phase by means of an exhaust gas probe. | 09-04-2014 |
