| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 427448000 | Nonuniform or patterned coating | 36 |
| 20080199628 | Masking system using temperature-resistant hook and loop fasteners - A method of masking portions of a part from a high temperature coating, such as a plasma flame spray coating includes mask elements that extend between spaced ends. Hook and loop fasteners are associated with the two spaced ends. The hook and loop fasteners are of a material that can withstand very high temperatures such as are experienced in the high temperature coating. The hook and loop fastener elements may be metallic elements. While a single mask element may be utilized to wrap around the part, in another embodiment, a plurality of mask pieces can be assembled together to surround the part. | 08-21-2008 |
| 20080241412 | Member for plasma etching device and method for manufacture thereof - A member for a plasma etching device, which comprises a device substrate comprising quartz glass, aluminum, alumite or a combination thereof and, formed on the surface thereof, a coating film of yttrium oxide or YAG having a film thickness of 10 μm or more and a variation in the thickness of 10% or less, and preferably a surface roughness (Ra) of 1 μm or less; and a method for manufacturing the member for a plasma etching device, which comprises a step of plasma-spraying yttrium oxide or YAG to the surface of said device substrate or a step of fusing yttrium oxide or YAG with an oxyhydrogen flame, followed by coating the surface with the fused product, or a step of applying a solution containing yttrium, a yttrium compound or YAG on the above surface, followed by heating to fuse the resultant coating, or a combination of the above steps, thereby forming a coating film of yttrium oxide or YAG having a film thickness 10 μm or more and a variation in the thickness of 10% or less, and preferably a surface roughness (Ra) of 1 μm or less. The member for a plasma etching device is capable of retaining high plasma resistance for a long period of time, is free from the occurrence of the abnormal etching owing to partial change of electric characteristics, and thus can be used for a long time, in particular, even in the treatment of a large semiconductor device of a 12 inch silicon wafer. | 10-02-2008 |
| 20080260958 | Thermal Spraying Preprocessing Method and a Cylinder Block of an Engine so Preprocessed - The adhesiveness of a thermal spray coating and a cylinder internal surface is improved by forming a sufficient roughened surface on an internal surface. A processing roller is installed on the main shaft of a processing device via a pressurizing mechanism. An uneven surface is provided on the external periphery of the processing roller. By pressing the processing roller against the internal surface while the roller rotates and moves, a fine unevenness that corresponds to the unevenness of the roller is formed on the cylinder internal surface. A thermal spray coating is formed on the internal surface where the inner surface has been roughened by forming the above-mentioned unevenness. | 10-23-2008 |
| 20090035477 | Masks and Related Methods for Repairing Gas Turbine Engine Components - Masks and related methods for repairing a gas turbine engine components are provided. A representative method includes using a self-coiling strip of material as a mask during application of a coating to a surface of the component. | 02-05-2009 |
| 20090047439 | METHOD AND APPARATUS FOR MANUFACTURING POROUS ARTICLES - A method for producing porous materials which comprises directing a plasma stream containing particles of a base material in liquid or solid/liquid form onto a substrate under controlled conditions in which the particles spot weld to the substrate or to one another without full fusion, and establishing relative movement between the plasma stream and the substrate whereby the material is deposited as a porous structure of desired porosity and shape. | 02-19-2009 |
| 20090280262 | METHOD FOR FORMING COMPOSITE MEMBRANE WITH POROUS COATING LAYER AND APPARATUS THEREOF - The present invention discloses a method for forming a composite membrane with a porous coating layer. At first, a filling process is carried out to fill the pores of a porous substrate with a liquid. Next, a raw material is transformed into melt or incomplete melt droplets by a heating source and the droplets are sprayed to the surface of the porous substrate filled with the liquid. The liquid is evaporated by the high temperature droplets and plasma flame to become vapor and the vapor breaks through the droplets to have the droplets sputter into different blocks to thereby form random and dispersed flat particles after cooled. Flat particles are formed and stacked continuously so as to form a composite membrane with a porous coating layer. Moreover, the invention provides an apparatus for forming a composite membrane with a porous coating layer. | 11-12-2009 |
| 20090285998 | PLASMA PROCESSING APPARATUS, ELECTRODE PLATE FOR PLASMA PROCESSING APPARATUS, AND ELECTRODE PLATE MANUFACTURING METHOD - A plasma processing apparatus for performing a plasma process on a target substrate includes a process container configured to accommodate the target substrate and to reduce pressure therein. A first electrode is disposed within the process container. A supply system is configured to supply a process gas into the process container. An electric field formation system is configured to form an RF electric field within the process container so as to generate plasma of the process gas. A number of protrusions are discretely disposed on a main surface of the first electrode and protrude toward a space where the plasma is generated. | 11-19-2009 |
| 20100009091 | Fabrication of Copper-Based Anodes Via Atmosphoric Plasma Spraying Techniques - A fuel electrode anode ( | 01-14-2010 |
| 20100015350 | PROCESS OF PRODUCING AN ABRADABLE THERMAL BARRIER COATING WITH SOLID LUBRICANT - A process ( | 01-21-2010 |
| 20100136247 | METHOD FOR HVOF OR LPPS RESTORATION COATING REPAIR OF A NICKEL-BASE SUPERALLOY ARTICLE - A method for repairing a nickel-base superalloy article, such as a gas turbine stationary flowpath shroud having flowpath cooling holes therein that has previously been in service, includes the steps of providing the nickel-base superalloy article that has previously been in service; and applying a restoration to a surface of the article. The restoration is applied by the steps of providing a restoration nickel-base alloy, wherein the restoration nickel-base alloy preferably has no more than about 15 weight percent chromium and no more than about 0.01 percent yttrium, thereafter applying a restoration coating of the restoration nickel-base alloy to the surface of the article by a hyper-velocity oxyfuel metal spray process or a low-pressure plasma spray process, and thereafter heating the article with the restoration coating applied to the surface thereof to a sufficiently high temperature to diffusion bond the restoration coating to the surface of the article. The article is then returned to service. | 06-03-2010 |
| 20100159149 | APPARATUS FOR REDUCING STRESS WHEN APPLYING COATINGS, PROCESSES FOR APPLYING THE SAME AND THEIR COATED ARTICLES - A process for applying a coating to an axially split component includes the steps of installing at least one expansion or contraction device to at least one half of an axially split component; expanding at least one half to change a radius and maintain a constant curvature of at least one masked piece; applying a coating to the half; and, removing at least one expansion or contraction device from at least one half. | 06-24-2010 |
| 20100173092 | ADHESIVE MASKING TAPES AND METHOD FOR COATING AND/OR REPAIRING COMPONENTS - A masking tape, particularly for use with thermal spraying methods, comprises a tape- and/or strip-like base layer, the base layer including silicone and a glass fiber and/or glass fabric insert, an adhesive layer disposed on the base layer, and at least two scale-like or lamellar elements made of metal or a metal alloy that are attached to the base layer on the surface located opposite the adhesive layer. Another masking tape, particularly for use with thermal spraying methods, comprises a tape- and/or strip-like base and adhesive layer, the base and adhesive layer comprising a glass fiber and/or glass fabric tape and a silicone adhesive, and at least two scale-like or lamellar elements made of metal or a metal alloy that are attached to a surface of the base and adhesive layer. Further, a method of coating and/or repairing components, in particular, turbine or power unit components, uses the aforesaid masking tape and a thermal spraying method. | 07-08-2010 |
| 20110091660 | CARRIER MATERIAL FOR PRODUCING WORKPIECES - A carrier material to be used as a placeholder for structuring workpieces having at least one vacuity is disclosed, said carrier material comprising a corrodible material, the corrodible material being a mixture or an alloy of magnesium and at least one additional metal component, the standard electrode potential of which is larger than that of magnesium under reaction conditions, wherein the material was compacted by a mechanically stressing method. | 04-21-2011 |
| 20110244138 | METALLIC COATING FOR NON-LINE OF SIGHT AREAS - A disclosed process for coating a turbine vane includes the steps of applying a coating to line of sight surfaces with a thermal spraying process and applying a slurry coating to non-line of sight surfaces to provide oxidative protection and desired thermal protection. Moreover, the applied coating on both the line of sight and non-line of sight surfaces provides a bond layer for the application of a ceramic coating. | 10-06-2011 |
| 20120003392 | FINE PARTICLES - A fine particle comprising a core and a coating, wherein the coating comprises a substantially monomolecular layer of organic molecules. The fine particle being produced by a process comprising introducing a core material into a plasma stream, thereby vapourising some or all of the core material; cooling the core material downstream from where the core material was introduced thereby creating particles of the core material; and coating the particles of the core material with organic molecules in an injection zone, wherein the injection zone is downstream of a region where the particles of core material are formed, or wherein the cooled particles of core material are coated with organic molecules in a coating chamber by applying a liquid coating material and/or a solution of coating material to the core material; where in the coating chamber is downstream of a region wherein the particles of core material are formed. | 01-05-2012 |
| 20120094030 | Direct formation of highly porous gas-sensing layers by in-situ deposition of flame-made nanoparticles - Method of producing a gas sensor includes positioning a sensor substrate in a flame spray pyrolysis apparatus, generating an aerosol phase with sensing material nanoparticles by flame spray pyrolysis of a precursor substance, depositing the sensing material particles contained in the aerosol, in particular nanoparticles of the sensing material, onto the sensor substrate directly from the aerosol phase to form a porous sensing layer on the sensor substrate. | 04-19-2012 |
| 20120114868 | METHOD OF FABRICATING A COMPONENT USING A FUGITIVE COATING - A method of fabricating a component is provided. The method includes depositing a fugitive coating on a surface of a substrate, where the substrate has at least one hollow interior space. The method further includes machining the substrate through the fugitive coating to form one or more grooves in the surface of the substrate. Each of the one or more grooves has a base and extends at least partially along the surface of the substrate. The method further includes forming one or more access holes through the base of a respective one of the one or more grooves to connect the respective groove in fluid communication with the respective hollow interior space. The method further includes filling the one or more grooves with a filler, removing the fugitive coating, disposing a coating over at least a portion of the surface of the substrate, and removing the filler from the one or more grooves, such that the one or more grooves and the coating together define a number of channels for cooling the component. | 05-10-2012 |
| 20120269982 | METHOD FOR ELECTROCHEMICAL COATING - In a method for coating a work piece, a layer is electrochemically produced from a first material. In order to generate an inhomogeneous expansion behavior of the layer, a thermal spraying, in particular a cold gas spraying, achieves that specific zones are created in the layer from a material having a different thermal expansion behavior. These zones expand more laterally than in the direction of the layer thickness so that directed internal stresses occur in the layer upon heating or cooling of the component, which can be specifically utilized depending on the design conditions of the component. | 10-25-2012 |
| 20130011570 | APPARATUS AND METHOD FOR FORMING AMORPHOUS COATING FILM - An apparatus for forming an amorphous coating film by jetting flame containing particles of a flame spray material from a flame spray gun toward a base material, causing the particles to be melted by the flame, and cooling both the particles and the flame with the means of a cooling gas before they reach the base material. The apparatus includes a tubular member provided among the path along which the flame is jetted that it surrounds the flame passing through a melting zone in which the particles are melted. The tubular member has a flow channel for the cooling gas, formed along and integrally to the tubular member. | 01-10-2013 |
| 20130196074 | Thermal Coating Method - A thermal coating method for applying a functional layer to a workpiece surface, particularly for applying a running surface coating to a cylinder running surface of a crankcase of an internal-combustion engine, includes the steps of: melting a coating material by use of a melting device, applying coating material droplets to the workpiece surface by use of a gas jet aimed at the workpiece surface, which gas jet blows coating material droplets from a melting location of the melting device onto the workpiece surface, and cooling or rapidly freezing the coating material droplets during their transport from the melting location to the workpiece surface. | 08-01-2013 |
| 20130260048 | METHOD FOR THE PRODUCTION OF AN ELECTRICALLY CONDUCTIVE RESISTIVE LAYER AND HEATING AND/OR COOLING DEVICE - An electrically conductive resistive layer is produced by thermally spraying an electrically conductive material onto the surface of a non-conductive substrate. Initially, the material layer arising therefrom has no desired shape. The material layer is then removed in certain areas so that an electrically conductive resistive layer having said desired shape is produced. | 10-03-2013 |
| 20130344255 | MULTI-COMPONENT THERMAL SPRAY COATING MATERIAL AND PRODUCTION METHOD AND COATING METHOD THEREOF - Disclosed are a thermal spray coating material which greatly improves corrosion resistance, as compared to conventional Al | 12-26-2013 |
| 20140037857 | METHODS FOR APPLYING FIXED IMAGES TO ELECTROCHEMICAL DEVICES - A method for applying a fixed image onto at least one surface of a component in an electrochemical device is described. The component is usually formed of an alumina material. An image-forming material is first applied onto the component surface in its green state. The mark or image is applied in a desired pattern by an additive process, such as direct-write or screen-printing. The component is then heated at a sintering temperature sufficient to ensure conversion from the green state into a fired ceramic state. The sintering temperatures are also sufficient to fix the image upon the surface of the component. The image can be read by the human eye, or by various machine-readable techniques. Related methods for monitoring the location and status of a ceramic electrochemical cell component during its manufacture and during other processing steps are also described. | 02-06-2014 |
| 20140141173 | METHOD OF APPLYING A COATING TO A PERFORATED SUBSTRATE - The present invention provides a method of applying a coating to a perforated substrate, the method comprising: (a) providing a perforated substrate having a substrate first surface, a substrate second surface and one or more perforations traversing the substrate from the first surface to the second surface; (b) bringing the substrate first surface into contact with a perforation blocking solid; (c) applying a metallic thermal spray coating composition to the substrate second surface using a thermal spray technique; and (d) separating the perforation blocking solid from the substrate first surface to provide a substrate having a metallic thermal spray coating disposed upon the substrate second surface and wherein the perforations are not occluded by the metallic thermal spray coating. Among its many other uses, the method is also useful for applying thermal spray coatings to the interior surface of valve cages used in flow control valves. | 05-22-2014 |
| 20140141174 | METHOD OF MANUFACTURING A THERMAL BARRIER COATED ARTICLE - A method of manufacturing a thermal barrier coated article including: forming an article having a first and second surface, the article having projections extending from the first surface away from the first and second surface, each projection having a first end adjacent the first surface and a second end remote from the first surface, each projection having a blind passage extending therethrough from the second surface through the article towards the second end of the projection, the blind passage in the projection being closed at the second end of the projection, depositing a thermal barrier coating on the first surface around each of the projections and on the second ends, removing the thermal barrier coating from the second ends, and removing the second end of each projection to form a passage through the projection extending from the second surface through the article to the second end of the projection. | 05-22-2014 |
| 20140220253 | MICRO-CHANNEL COATING DEPOSITION SYSTEM AND METHOD FOR USING THE SAME - Methods of pressure coating a target surface of an article comprising one or more grooves formed in an outer surface of an article include fluidly connecting a pressure masker comprising a pressurized masking fluid to one or more coolant supply holes on a first side of the article. The one or more coolant supply holes in fluidic communication with the one or more grooves. Passing the pressurized masking fluid through the one or more grooves from the first side to a second side comprising the target surface at a pressure less than the coating pressure of the coating material, and, coating the target surface with the coating material to allow the coating material to bridge over the one or more grooves and form one or more micro-channels. The pressurized masking fluid passing through the one or more grooves prevents the coating material from permanently altering a cross sectional area of the one or more grooves along its length. | 08-07-2014 |
| 20140272166 | COATING SYSTEM FOR IMPROVED LEADING EDGE EROSION PROTECTION - A gas turbine engine includes airfoils. At least a portion of the airfoils are coated with a coating that provides for erosion and corrosion protection for the portion of the airfoils. | 09-18-2014 |
| 20150044385 | METHOD FOR FINISHING WORK OF SPRAY-COATED SURFACE, AND WORKING TOOL - In a method for a finishing work of a spray-coated surface, an inner surface of a cylindrical hollow member is roughened by forming a helical groove thereon. A thermal spray coating is formed on the inner surface that is roughened, and a finishing work is carried out by cutting the thermal spray coating along a helix of the groove by use of a cutting tool. According to the method for a finishing work, a finishing work of a thermal spray coating with non-uniform hardness can be carried out efficiently. | 02-12-2015 |
| 20150147479 | METHODS FOR THE FORMATION OF COOLING CHANNELS, AND RELATED ARTICLES OF MANUFACTURE - A method for the formation of channels on a metallic substrate is described. The method includes the steps of applying at least one layer of a metallic coating material onto a surface of the substrate by a cold spray technique, so as to define boundary walls for the channels, and to build the boundary walls to a desired height. Additional coating material is then applied on one or more surfaces of the boundary walls by the cold spray technique, so as to modify the shape of the channels. The substrate can be any type of high-temperature component or hot gas path component. In some instances, the substrate is a gas turbine engine wall. | 05-28-2015 |
| 20150322563 | FIXTURE FOR APPLICATION OF COATINGS AND METHOD OF USING SAME - The present disclosure relates generally to a fixture for use in applying a coating to a multiple vane nozzle for use in a turbomachine. The fixture includes first and second masks that are applied to opposite sides of the nozzle to mimic the geometry and spacing of the vanes of the nozzle. | 11-12-2015 |
| 20150354393 | METHODS OF MANUFACTURING A SHROUD ABRADABLE COATING - Methods of manufacturing turbine shrouds with an abradable coating that balance the apparently contradictory requirements of high flowpath solidity, low blade tip wear, and good durability in service. The methods include obtaining a shroud substrate. The methods may include obtaining a coating system on the shroud substrate. The methods include forming an abradable coating on a surface of the coating system so as to form a substantially smooth flowpath surface. Forming the abradable coating includes forming a relatively dense scaffold and relatively porous filler regions in-between the relatively dense abradable scaffold. The methods may also include machining the abradable so as to achieve a substantially smooth flowpath surface comprising a relatively porous abradable phase surrounded by a relatively dense, high-durability corrale phase. | 12-10-2015 |
| 20160045969 | METHOD FOR PRODUCING A COMPONENT OF A VACUUM INTERRUPTER - A method produces a component of a vacuum interrupter, such as a cover or a shielding part. These components are produced having a layer of a solder material. According to the method, the coating with the solder material is carried out by thermal spraying, in particular cold gas spraying. The components can be partially coated and only in a partial region. After developing the solder connection, the material flows out of the connection regions into the developing solder connection. Coating by thermal spraying allows larger components, such as housing components, to be partially coated and, in comparison. If electro-thermally silver-coating avoided, a more cost-effective production of the vacuum interrupter is possible. | 02-18-2016 |
| 20160076129 | COMPONENT FOR PLASMA PROCESSING APPARATUS, AND MANUFACTURING METHOD THEREFOR - Particle generation can be suppressed from a thermally sprayed film of yttrium fluoride. A component exposed to plasma in a plasma processing apparatus is provided. The component includes a base and a film. The base is made of aluminum or an aluminum alloy, and an alumite film may be formed on a surface of the base. The film is formed by thermally spraying yttrium fluoride on a surface of the base or on a surface of an underlying layer including a layer provided on the base. A porosity of the film is 4% or less, and an arithmetic mean roughness of a surface of the film is 4.5 μm or less. | 03-17-2016 |
| 20160083829 | COATING PROCESS - A coating process is provided. The coating process includes positioning a component within an enclosed coating system, the enclosed coating system including a coating apparatus, applying a first coating over at least a portion of the component, then robotically applying a mask to the component, then applying a second coating over at least the portion of the component. The component remains within the enclosed coating system throughout the process. Another process also includes removing a first coating head portion of the coating apparatus after applying the first coating and replacing the first coating head portion with a masking head portion, then removing the masking head portion after robotically applying the mask to the component and replacing the masking head portion with a second coating head portion. | 03-24-2016 |
| 20160089692 | TURBINE COMPONENT COATING PROCESSES AND TURBINE COMPONENTS - Turbine component coating processes include applying a malleable masking material to one or more apertures of one or more fluid flow passages within a turbine component surface and then applying a first coating over the malleable masking material and on the turbine component surface. The turbine component coating processes further include locally applying a local masking material to the one or more apertures of the one or more fluid flow passages and then applying a second coating over the local masking material and on the first coating. | 03-31-2016 |
| 20190144984 | METHOD FOR MASKING A COMPONENT THAT IS INTENDED TO BE COATED WITH A THERMAL SPRAY LAYER | 05-16-2019 |
