Patent application number | Description | Published |
20080202936 | Electrode Arrangement and Method for Electrochemical Coating of a Workpiece Surface - A method for the electrochemical coating of a workpiece surface ( | 08-28-2008 |
20080209896 | Catalyst System for an Internal Combustion Engine and Method for Producing It - A catalyst system for an internal combustion engine with at least one cylinder and/or piston is characterized in that the catalyst is arranged in the form of nanoparticles on the cylinder and/or piston. | 09-04-2008 |
20080217180 | Surface with an Anti-Adhesion Microstructure and Method for Producing Same - The invention relates to a surface comprising a microstructure that reduces adhesion and to a method for producing said microstructure. Microstructures of this type that reduce adhesion are known and are used, for example, to configure self-cleaning surfaces that us the Lotus effect. According to the invention, the surface is produced electrochemically by means of reverse pulse plating, the known microstructure being first produced and a nanostructure that is overlaid on the microstructure is produced at the same time or in a subsequent step. To achieve this for example, the pulse length of the current pulse that is used during the reverse pulse plating lies in the millisecond range and has a pulse length ratio greater than 1:3. The microstructure that has been produced, consisting of peaks and troughs is then overlaid with peaks and troughs of a smaller size order belonging to the nanostructure. | 09-11-2008 |
20080274368 | Layer System with Diffusion Inhibiting Layer - The lifespan of a layer system at high temperatures is determined by the diffusion of single elements between the substrate and the layers on the substrate. A diffusion inhibiting layer according to the invention with an adapted aluminum content which lies between the aluminum content of the substrate and the aluminum content of the bonding or corrosion protective layer prevents the diffusion of aluminum and raises therefore the lifespan of the layer system. | 11-06-2008 |
20080277288 | Method For Removing A Coating From A Component - Method for removing coatings which have been applied to components such as turbine blades. After the end of the product life cycle of the turbine blades has been reached, these coatings can be removed to reuse the turbine blades after recoating. The coating, containing in particular chromium oxide compounds is removed via a stripping bath by adding alkanolamine compounds or salts containing such compounds as the inhibitor. These compounds advantageously prevent new chromium oxide compounds from being produced during the stripping of the turbine blades or the chromium oxide compounds present in the coating are removed effectively, so that the chromium oxide compounds cannot have an adverse influence on the removal rate of the stripping process. Advantageously reduced treatment times can thereby be achieved for the stripping process. By adding 2% triethanolamine, the treatment time in hydrochloric acid for example can be reduced to below one hour. | 11-13-2008 |
20090005233 | Component with a ceramic coating, into which particles are embedded, and method for producing said component - The subject matter of the invention is a component which is provided with a ceramic coating forming the surface. Inventively there is provision at least in a cover layer of the coating for nanoparticles made from a colorant (CrCoAl or a spinel-type oxide) and aluminum oxide nanoparticles. This combination of nanoparticles in the coating advantageously results in a resistance to high temperatures of the coloring of the surface of up to 1000° C. not previously known. This allows even components under great stress, such as for example compressor or turbine blades of a gas turbine, to be provided with temperature-resistant coloring. This can then be used for an optical inspection for example. Protection is also claimed for a method for creating the inventive coating | 01-01-2009 |
20090047444 | METHOD FOR PRODUCTION OF A LAYER HAVING NANOPARTICLES, ON A SUBSTRATE - The invention relates to a method for producing a layer ( | 02-19-2009 |
20090092498 | Component to be Arranged in The Flow Channel of a Turbomachine and Spraying Method For Producing The Coating - The invention relates to a component for arrangement in the duct of a turbine engine. The component is provided with a coating, which has a surface structure with scales which overlap each other in the direction of flow of the turbine engine. The invention also relates to a spraying method for generating a coating on a component. | 04-09-2009 |
20090117027 | Method of Carrying Out a Reaction in a Microreaction Chamber - Disclosed is a method for carrying out a reaction in a microreaction chamber. Nanoparticles which have been advantageously subjected to specific reactions in the microreaction chamber are used for carrying out the reaction. The obtained reaction product, which is preferably also provided in the form of nanoparticles. can then be removed from the microreaction chamber. Advantageously, the ongoing reaction can be specifically influenced by using the microreaction chamber. Both endothermic and exothermic reactions can be carried out with an accurately predictable result by feeding energy in a dosed manner into/out of the reaction chamber. | 05-07-2009 |
20090155461 | Nozzle Arrangement and Method For Cold Gas Spraying - The invention relates to a method of, and a nozzle arrangement for, spraying cold gas. The nozzle arrangement has a first nozzle and a second nozzle, which is arranged within the first nozzle. The first nozzle is fed a gas which optionally contains particles. The second nozzle is fed a particle-containing gas. The particles are applied to a surface of the substrate by means of the gases. | 06-18-2009 |
20090188803 | Method and Device for Processing at Least Two Workpieces by Means of Electrochemical Treatment - The invention relates to a method for processing at least two workpieces by means of electrochemical treatment. During the method, the workpieces are provided as working electrodes in an electrolytic treatment solution inside of which a counter-electrode arrangement is assigned to each workpiece. One workpiece and the assigned counter-electrode arrangement form an electrolytic processing element. The electrolytic processing elements are connected in series. | 07-30-2009 |
20090202732 | Method for Producing Ceramic Layers - The invention relates to a method for producing ceramic layers by spraying. A cold gas spraying method is used to produce polymer ceramics from pre-ceramic polymers. According to said method, a cold gas stream, to which particles of the pre-ceramic polymers are added via a conduit, is generated by a spray gun. The energy for creating a layer on a substrate is produced by injecting a powerful kinetic energy into the cold gas stream, thus preventing or significantly restricting the thermal heating of the cold gas stream. This permits the heat-sensitive pre-ceramic polymers to be spray-applied as a coating on a substrate using a cold gas spraying method. Polymer ceramics can thus be used in an economic method for the rapid production of layers with a relatively large thickness. The invention allows for example armoured layers, thermal protection layers and other functional layers to be produced. | 08-13-2009 |
20090202814 | Matrix and Layer System - Prior art protective layers can exercise their protecting function because they are depleted in a specific element which forms a protective oxide, or which is used as sacrificial material. When said material has been consumed, the protecting function can no longer be provided. The invention is characterized in that it consists in using powder particles comprising a reserve of the consumed material, which is delivered in delayed manner. Therefor, the material is enclosed in an envelope. | 08-13-2009 |
20090208344 | Process For The Electrolytic Treatment Of A Component, And A Component With Through-Hole - There is described a method wherein through holes of a wall are treated on a inside, and wherein one respective pole electrode is assigned to each through hole that is to be processed. | 08-20-2009 |
20090223538 | Method for Cleaning a Workpiece With the Aid of Halogen Ions - The invention relates to a method for cleaning turbine blades, for example, in a cleaning chamber into which a process gas containing especially fluoride ions is introduced. According to the inventive method, contaminated process gas is directed into an analysis chamber where a plasma is ignited and is analyzed using emission spectroscopy in order to monitor the process, particularly to determine the conditions for stopping the process. The spectrometric measurement can be evaluated in an evaluation unit, the cleaning process being stopped via signal line in case of a characteristic change of the spectrum. Also disclosed is a cleaning device comprising an analysis apparatus with a sample chamber and a plasma generator, an interface being provided for evaluating the result of the analysis. | 09-10-2009 |
20090238693 | Substrate With Applied Coating and Production Method - There is described a substrate with a coating; the coating contains a coating matrix in whose matrix structure multilayered and/or encapsulated nanoparticles are arranged and release a dye when a limit temperature is exceeded the first time and/or trigger a color reaction which causes the color of the coating to change irreversibly. | 09-24-2009 |
20090239754 | COLD GAS SPRAYING METHOD - In a cold gas spraying method, a gas jet ( | 09-24-2009 |
20090252953 | ARRANGEMENT COMPRISING NANOPARTICLES, AND METHOD FOR THE PRODUCTION THEREOF - An arrangement ( | 10-08-2009 |
20090297701 | Process for Repairing a Component with a Directional Microstructure - A method of repairing a component, in particular a gas turbine component, which is produced from a base material with an oriented microstructure, comprises the steps of: cleaning the repair site, filling the repair site with a filling material corresponding to the composition of the base material, carrying out a heat treatment in the region of the filled repair site, wherein the filling material has micro- and/or nano-scale particles, during the filling of the repair site measures which prevent the oxidation of the filling material are taken, an the temperatures and holding times of the heat treatment are set appropriately for the composition of the filling material and of the base material of the component in such a way that an epitaxial attachment of the filling material to the surrounding bas material takes place. | 12-03-2009 |
20090306289 | Powder for cold spraying processes - A powder can be produced by immersing microparticles ( | 12-10-2009 |
20090315573 | Component with a detection structure for mechanical damage - A component made of electrically insulating material with a detection structure for mechanical damage such as cracks is disclosed. The detection structure is a conductor. The electrical properties of the detection structure are modified as more and more cracks are formed such that the component will be replaced in time before breaking. The electrical conductor is formed by particles that are in contact with each other and have a metallic surface such that an electrical conductor is created which is particularly sensitive to mechanical damage, thus rendering the detection structure highly sensitive. Furthermore, if the metallic surface is produced merely by cladding the particles while the inside of the particles is made of the same material as the component, a conductor featuring an adapted thermal expansion behavior is created for components that are subject to great thermal stress, e.g. heat shield panels. | 12-24-2009 |
20100025262 | Method for removing a protective coating from a component - The invention relates inter alia to a method for removing a protective coating from a component, especially a turbine blade. According to the invention, the protective coating is removed, using mechanical shock waves having a shock wave repetition rate below 20 kHz. | 02-04-2010 |
20100032619 | Method for producing a particle-containing functional layer and functional element comprising such a layer - In a method for producing a particle ( | 02-11-2010 |
20100043944 | Method for the material bonding of two metallic components - In a method for the material bonding of two metallic components ( | 02-25-2010 |
20100068410 | Cold Gas Spraying Method - A method for coating a workpiece by cold gas spraying is carried out using a cold gas spray nozzle which generates a particle jet that is directed onto the surface. Additional energy is introduced into the layer that is being formed by way of an electromagnetic energy source, e.g. a laser, which the energy introduced into the particles by the cold gas spray nozzle also contributes to forming the layer. The cold spraying process can be used flexibly as a result of the additional activation by way of electromagnetic radiation. Moreover, layers having a complicated structure, e.g. strip conductors, can be created with the aid of the laser without further processing. A coating unit includes a generator for electromagnetic radiation in addition to the cold gas spray nozzle and is therefore suitable for carrying out the novel method. | 03-18-2010 |
20100072073 | Method for the electrochemically coating or stripping the coating from components - A method for the electrochemical application or removal of a coating of components ( | 03-25-2010 |
20100079974 | APPARATUS FOR THE OPTICAL INSPECTION OF THE THERMAL PROTECTION TILES OF A SPACE SHUTTLE - An apparatus for the inspection of the heat shield of a space shuttle has a drive so that it can automatically undertake an examination of the tiles of the heat shield. The apparatus moves over the surface with the aid of the drive, and images of the region to be inspected are produced with the aid of a camera. For these images, the tiles are illuminated subsequently by light sources from different directions, as a result of which the tiles can be reliably evaluated with regard to possible defects. | 04-01-2010 |
20100089768 | Method for the electrochemical removal of a metal coating from a component - The invention relates to a method for the electrochemical removal of a metal coating from a component. According to said method, the component is immersed in an electrolyte solution and a current is passed through the component and a secondary electrode that is in contact with the electrolyte. The current is pulsed with a routine that has a duty cycle >10 to <90%, two current densities between 5 mA/cm | 04-15-2010 |
20100098845 | Method for feeding particles of a coating material into a thermal spraying process - In a method particles are delivered to a thermal spraying process for forming a layer on a component. They are entrained there by a carrier gas stream and deposited on a component to be coated. The particles are dispersed in a liquid or solid additive before being introduced into a supply line which issues into the thermal spraying apparatus, the additive, after leaving the supply line, being transferred into the gaseous state in the carrier gas stream. A liquid additive evaporates or a solid additive is sublimated, whereby the particles in the carrier gas stream are separated. The dispersal of the particles in the additive simplifies an exact metering and prevents the particles from forming lumps, so that improved layers can be deposited by virtue of an improved homogeneity of the carrier gas stream. As the additive has been transferred into the gaseous state, it is not deposited in the layer. | 04-22-2010 |
20100136708 | ANALYSIS DEVICE AND METHOD FOR TESTING THE CATALYTIC ACTIVITY OF SURFACES - In an analysis device and a method for testing the catalytic activity of surfaces, a reaction cell is provided that has a recess for a sample that is provided with the catalytic surface. In the analysis device, an optical test of the reaction occurring in the reaction cell may occur. The reaction cell has a closed channel that is part of a fluid circuit. The reaction cell may be advantageously designed in a very space-saving manner in its scale, such that a portable use of the analysis cell is possible as well. Here, a simple measurement process of the absorption capacity of the sample fluid located in the reaction cell is conducted. To this end, a laser diode is provided, the measurement stream of which is directed into the reaction cell and reflected multiple times. The light intensity is measured by means of a photodetector. | 06-03-2010 |
20100183254 | COMPONENT FOR THE SLIDING SUPPORT OF ANOTHER COMPONENT, AND PROCESS FOR PRODUCING IT - The invention relates to a component that is suitable for use as a sliding bearing. The invention further relates to a method for the production of said component. The design of the component according to the invention provides a layer of a light metal material ( | 07-22-2010 |
20100183826 | Method and device for depositing a non-metallic coating by means of cold-gas spraying - A description is given of a method for depositing a non-metallic, in particular ceramic, coating on a substrate ( | 07-22-2010 |
20100189895 | METHOD FOR COATING THE INNER WALLS OF PIPES AND DEVICE SUITABLE THEREFOR - In a method for coating the inner walls of pipes ( | 07-29-2010 |
20100189920 | METHOD FOR PRODUCING A COMPONENT WITH A NANOSTRUCTURED COATING - In a method for producing a component ( | 07-29-2010 |
20100212541 | Material Composition for Producing a Coating for a Component made from a Metallic Base Material, and Coated Metallic Component - The invention relates to a material composition that is used for producing a coating for a component, especially a turbine component, which is made of a metallic basic material, i.e. a metal or a metal alloy. Said material composition comprises a matrix material for forming a basic coating matrix and at least one filler for adjusting desired coating proportions or coating characteristics. The matrix material can be provided especially with basic glass ceramic properties. The inventive material composition is characterized in that the matrix material and/or the filler contains nanoparticles | 08-26-2010 |
20100215869 | METHOD FOR GENERATING A CERAMIC LAYER ON A COMPONENT - In a process for producing a ceramic layer ( | 08-26-2010 |
20100221423 | METHOD FOR CREATING A DRY LUBRICANT LAYER - In a method for creating a dry lubricant layer, the layer is formed by a coating material which is first applied to a substrate, on which the dry lubricant layer is to be produced. The coating material contains a solvent such as ethanethiol and the precursors of a metal sulphide, in particular a metaloxysulphide, such as a molybdenum salt of dithiocarboxylic acid. Once the coating material has been applied to the substrate, the material is subjected to thermal treatment, whereby the solvent evaporates and the precursors of the metal sulphide react with one another to form the dry lubricant layer. This advantageously permits the creation of dry lubricant layers containing a high fraction of metal sulphide, giving the layers improved sliding friction characteristics. Another advantage is that the oxysulphide layers that have been formed are also particularly stable in relation to an oxidation. | 09-02-2010 |
20100272888 | METHOD FOR PRODUCING A WEAR LAYER - In a method for producing a starting material (M, N, N′) for the production of a wear layer ( | 10-28-2010 |
20100297345 | METHOD FOR REPAIRING A COMPONENT BY COATING - A method for repairing a component such as a turbine blade is provided. At the end of its operating time, the component has, for example, a depletion of aluminium in a region near the surface. The application of a repair layer is provided including particles with an increased proportion of aluminium. A subsequent heat treatment may achieve the effect of equalizing the concentration of aluminium between the repair layer and the region near the surface, and so the aluminium content required for new components is achieved again. | 11-25-2010 |
20100314023 | Process for Applying Material to a Component, a Fiber and a Fiber Mat - Short fibers in a solder or a welding material often do not have the desired strength. Fiber mats that are introduced onto a surface or into a recess of a metallic component are provided. In addition a process for applying material to a metallic component is provided. In the process, a first fiber mat and a second fiber mat are used. | 12-16-2010 |
20110027496 | METHOD FOR PRODUCING A COATING THROUGH COLD GAS SPRAYING - The embodiments include a method for producing a coating through cold gas spraying. In the process, particles according to the embodiments are used which contain a photocatalytic material. In order to improve the effect of this photocatalytic material (such as titanium dioxide), a reactive gas can be added to the cold gas stream, the reactive gas being activated by a radiation source not shown, for example by UV light, on the surface of the coating that forms. This makes it possible to, for example, dose titanium dioxide with nitrogen. This allows the production of in situ layers having advantageously high catalytic effectiveness. The use of cold gas spraying has the additional advantage in that the coating can be designed to contain pores that enlarge the surface available for catalysis. | 02-03-2011 |
20110039024 | Cold Gas Spraying Method - The invention relates to a cold gas spraying method with the aid of which a substrate to be coated can be coated with particles. According to the invention, it is provided that microencapsulated agglomerates of nanoparticles are used as particles. This advantageously allows the advantages that accompany the use of nanoparticles to be used for the coating. The nanoparticles | 02-17-2011 |
20110100825 | Component with a Layer into which CNT (Carbon Nanotubes) are Incorporated and a Method for the Manufacture of Said Component - A component with a layer with CNT incorporated into thereof is disclosed. Particles of a dry lubricant are also embedded into the layer. The layer is particularly suited for electrical contact surfaces due to the embedded CNT. Further provided is a method for electrochemically producing the layer in which preferably ionic fluids are used as an electrolyte. | 05-05-2011 |
20110111207 | COMPONENT WITH A SELF-HEALING SURFACE LAYER, SELF-HEALING ENAMEL OR COATING POWDER WITH SELF-HEALING CHARACTERISTICS - A component with a self-healing surface layer, a self-healing enamel and a coating powder are disclosed. A self-healing is guaranteed by a reactive substance, which is encased in sheathed particles. Only damage to the enamel coating leads to a destruction of the coating, preferably under the influence of a catalytic material, so that the encased fluid enamel can emerge. Under the effects of UV light the fluid enamel cures and seals the crack thus occurring. | 05-12-2011 |
20130065752 | COMPONENT HAVING A CATALYTIC SURFACE, METHOD FOR PRODUCING SAME, AND USE OF SAID COMPONENT - A component has a catalyst surface including metal regions and regions of MnO2 contacting the former, wherein the metal regions are made of Co and/or Sn and/or Zn (or alloys of said metals). Said material pairings achieve a significantly improved catalytic effect in comparison to the pure metals. Said surfaces can be used, for example, in room air purification for reducing ozone content. The surface can be applied, for example, by coating the component, wherein the metal region and the region of MnO2 are applied in two layers. | 03-14-2013 |
20130079218 | COMPONENT HAVING A CATALYTIC SURFACE, METHOD FOR PRODUCING SAME AND USE OF SAID COMPONENT - A component includes a catalyst surface having regions of CeO2 and regions of MnO2 that contact the regions of CeO2. Said material pairings may provide an improved catalytic effect compared to pure oxides. Said surfaces can, for example, also be used in indoor air purification to reduce the ozone content. The surface can, for example, be applied by coating the component and processed by cold-gas spraying of, for example, particles made of MnO2, to which CeO2 is applied. | 03-28-2013 |
20130216743 | METHOD FOR GENERATING A CLOSED-PORE METAL FOAM AND COMPONENT WHICH HAS A CLOSED-PORE METAL FOAM - A method for generating a closed-pore metal foam and a component in which such a metal foam is used are provided. To form the metal foam having closed pores, the component is provided with a composite of metal particles that may have a layer of a blowing agent. Alternatively the metal and the blowing agent can also be arranged in layers of a sheet, or as a mixture of particles. A heat treatment is the applied whereby the blowing agent liberates a propellant gas, the blowing agent including fullerenes or nanotubes to which the blowing agent is chemically or physically bound. Due to the high temperature stability of the nanotubes or fullerenes, blowing agents may be thereby generated which liberate propellant gas at temperatures of above 1000 DEG C., such that even metals with high solidus temperatures of above 1000 DEG C. may be processed to metal foams. | 08-22-2013 |
20140201964 | METHOD FOR REPAIRING A DAMAGE POINT IN A CAST PART AND METHOD FOR PRODUCING A SUITABLE REPAIR MATERIAL - A method prepares a repair material for and repairs a damage point in the surface of cast parts. Spray particles having the same cast structure as the cast part are used as materials. The particles are applied to the damage point by cold gas spraying. The cold gas spraying is performed such that the spray particles are not melted and, advantageously, the cast structure is retained after the spray particles contact the repair point. The repair point can thus be advantageously furnished with the same properties as the rest of the component to be repaired. The repair material can be produced in that a cast part having the required cast structure is reduced to small pieces. | 07-24-2014 |
20150059342 | SYSTEM FOR STORING AND OUTPUTTING THERMAL ENERGY AND METHOD FOR OPERATING SAID SYSTEM - A system for storing and outputting thermal energy and a method for operating the system are provided. The system operates according to the Brayton cycle, wherein a heat accumulator is charged by a compressor and a cold accumulator is charged by turbines. The cycle is reversed for discharging. In addition, the cold accumulator supplies a cooling circuit, which provides the cooling for a superconducting generator by a cooling unit. A favorable generator weight can thereby be advantageously achieved in particular for wind turbines, because the generators are limited regarding the weight thereof due to being housed in the nacelle of the wind power plant. Thus, advantageously higher power can be converted in the wind power plant. | 03-05-2015 |