Patent application number | Description | Published |
20080220240 | Composite article and fabrication method - A refractory metal composite article includes a refractory metal ceramic section and a refractory metal ceramic coating that together form a porous matrix. A solid filler is within pores of the porous matrix to, for example, reduce a porosity of the refractory metal composite article. | 09-11-2008 |
20090028697 | LOW TRANSIENT THERMAL STRESS TURBINE ENGINE COMPONENTS - A turbine vane includes a platform; and at least one airfoil mounted to the platform and having a trailing edge and a leading edge, wherein the vane is composed of a functionally graded material having a first material and a second material, wherein the trailing edge includes a greater amount of the first material than the second material, and the leading edge includes a greater amount of the second material than the first material. | 01-29-2009 |
20090130446 | HIGH TEMPERATURE REFRACTORY COATINGS FOR CERAMIC SUBSTRATES - A composite article includes a substrate and a protective layer on the substrate. The protective layer includes a non-oxide ceramic matrix and a refractory phase within the non-oxide ceramic matrix. | 05-21-2009 |
20090180941 | DEACTIVATION RESISTANT PHOTOCATALYSTS - The present disclosure relates to a fluid purification device that has a deactivation resistant photocatalyst having nanocrystallites of less than 14 nanometers (nm) in diameter with at least 200 m2 surface area/cm3 of skeletal volume in cylindrical pores of 5 nm in diameter or larger, with the mode of the pore size distribution 10 nm or more. | 07-16-2009 |
20090185966 | PREPARATION AND MANUFACTURE OF AN OVERLAYER FOR DEACTIVATION RESISTANT PHOTOCATALYSTS - A photocatalyst system for volatile organic compounds with two parts that include a photocatalyst layer on a substrate and a porous overlayer. The photocatalyst layer is reactive with volatile organic compounds when UV light is projected on it. The overlayer is situated on the photocatalyst layer. The overlayer is UV transparent and has an interconnected pore network that allows contaminated air to pass through the overlayer. The size and the shape of the interconnected pores acts to selectively exclude certain contaminants that can deactivate the photocatalyst. | 07-23-2009 |
20090274850 | Low cost non-line-of -sight protective coatings - Non-line-of-sight processes for coating complex shaped structures such as metal and ceramic based gas turbine components are disclosed. The processes rely on slurry based methods of coating application, and microwave or plasma arc lamp heating. | 11-05-2009 |
20100031790 | CONTROL OF WHITE-ETCHED LAYER DURING MACHINING - A machining system includes a support configured to retain an article, such as a rotor disk, having an area, such as a surface of a slot in the disk. A cutting tool, for example, a broach, is movable relative to the support to cut the area. A heating member, such as a laser, is configured to locally heat the area of the article. In one example, the cutting tool includes a body having a cutting edge. The heating member is supported by the body and is configured to provide heat adjacent to the cutting edge. The cutting edge cuts the locally heated area while the area is still heated. | 02-11-2010 |
20100075836 | DEACTIVATION RESISTANT PHOTOCATALYST AND METHOD OF PREPARATION - A photocatalyst formed using a sol-gel process provides high photoactivity, increased photocatalyst lifetime, and improved resistance to performance degradation caused by siloxane-based contaminants. The photocatalyst is formed by a method including the steps of photocatalyst template creation, template conditioning, template refinement, and coating application. | 03-25-2010 |
20100120610 | SILOXANE REMOVAL VIA SILICATE FORMATION FOR LIFETIME EXTENSION OF PHOTOCATALYTIC DEVICES - A photocatalytic device for reacting with volatile organic compounds includes a photocatalyst and at least one additive, such as hafnium oxide and zirconium oxide, that is capable of forming a stable silicate with silicon dioxide. The additive reacts with volatile silicon-containing compounds to form stable silicate compounds. As a result, the silicon-containing compounds are unavailable for deactivation of the photocatalyst. | 05-13-2010 |
20100183484 | SILOXANE REMOVAL VIA SILICATE FORMATION FOR LIFETIME EXTENSION OF PHOTOCATALYTIC DEVICES - A photocatalytic device for reacting with volatile organic compounds includes a photocatalyst and at least one additive, such as hafnium oxide and zirconium oxide, that is capable of forming a stable silicate with silicon dioxide. The additive reacts with volatile silicon-containing compounds to form stable silicate compounds. As a result, the silicon-containing compounds are unavailable for deactivation of the photocatalyst. | 07-22-2010 |
20100190643 | DEACTIVATION RESISTANT PHOTOCATALYST AND METHOD OF PREPARATION - A photocatalyst formed using a sol-gel process provides high photo activity, increased photocatalyst lifetime, and improved resistance to performance degradation caused by siloxane-based contaminants. The photocatalyst comprises particles of photocatalytically-active oxide having a surface area of greater than about 190 m | 07-29-2010 |
20100196223 | PHOTOCATALYST PROTECTION - A gas treatment system for treating a gas stream containing contaminants includes first and second gas treatment members in fluid communication with each other. Each of the first and second gas treatment members is selectively controllable between an on and an off condition. A third gas treatment member is in fluid communication with the first and second gas treatment members, and the third gas treatment member selectively retains or releases the contaminants based upon the on or off condition of at least one of the first or second gas treatment members. | 08-05-2010 |
20100218657 | CONTROL OF WHITE-ETCHED LAYER DURING MACHINING - A machining system includes a support configured to retain an article, such as a rotor disk, having an area, such as a surface of a slot in the disk. A cutting tool, for example, a broach, is movable relative to the support to cut the area. A heating member, such as a laser, is configured to locally heat the area of the article. In one example, the cutting tool includes a body having a cutting edge. The heating member is supported by the body and is configured to provide heat adjacent to the cutting edge. The cutting edge cuts the locally heated area while the area is still heated. | 09-02-2010 |
20100221083 | CONTROL OF WHITE-ETCHED LAYER DURING MACHINING - A machining system includes a support configured to retain an article, such as a rotor disk, having an area, such as a surface of a slot in the disk. A cutting tool, for example, a broach, is movable relative to the support to cut the area. A heating member, such as a laser, is configured to locally heat the area of the article. In one example, the cutting tool includes a body having a cutting edge. The heating member is supported by the body and is configured to provide heat adjacent to the cutting edge. The cutting edge cuts the locally heated area while the area is still heated. | 09-02-2010 |
20100239842 | COMPOSITE ARTICLE AND FABRICATION METHOD - A refractory metal composite article includes a refractory metal ceramic section and a refractory metal ceramic coating disposed directly adjacent to the refractory metal ceramic section. The refractory metal ceramic section and the refractory metal ceramic coating form a composite porous matrix. Each of the refractory metal ceramic section and the refractory metal ceramic coating includes at least one of a refractory metal carbide, a refractory metal silicide, or a refractory metal boride. A solid filler is disposed within pores of the composite porous matrix, and the solid filler is selected from a polymer material, a ceramic material, a metallic material, a glass material, and a glass ceramic material. | 09-23-2010 |
20100294128 | FUEL DEOXYGENATOR WITH POROUS SUPPORT PLATE - A device for use in a fluid system includes a fuel channel for receiving fuel having dissolved gas therein. A gas permeable membrane supported by a porous support, the gas permeable membrane in communication with the fuel channel. A gas-removal channel adjacent the gas permeable membrane for receiving the dissolved gas from the fuel through the gas permeable membrane and the porous support. | 11-25-2010 |
20110002815 | FLUID PURIFIER WITH NON-LAMINAR FLOW STRUCTURE - The substrate cell surfaces of a catalytic air purifier are so structured as to disrupt the occurrence of laminar flow along the flow path of the fluid passing therethrough. A plurality of substrates are connected in serial flow but axially offset relationship to obtain improved performance. Also, the dimensional aspects of the individually cells are selected so as to maintain adequate mass-transfer coefficient and UV photon penetration depths throughout the length thereof. | 01-06-2011 |
20110003085 | Production Of Tailored Metal Oxide Materials Using A Reaction Sol-Gel Approach - A porous metal oxide is formed by creating a metal oxide material with a hydrolysis reaction in solution. The hydrolysis reaction or reaction products of a metal oxide precursor react simultaneously or in conjunction with a metal salt or a disassociation species of a metal salt. The metal oxide material is conditioned, and is refined to produce metal oxide particles having a porous structure containing crystallites. | 01-06-2011 |
20110027138 | Photocatalytic Device With Mixed Photocatalyst/Silica Structure - A catalytic device comprises a mixed structure of photocatalyst and silica. The mixed structure may be comprised of alternating layers of photocatalyst and silica, a layer having a uniform mixture of photocatalyst particles and silica particles, or a layer having a graded mixture of photocatalyst particles and silica particles. | 02-03-2011 |
20110052462 | FILTERS FOR REMOVAL OF VOLATILE SILOXANES AND LIFETIME EXTENSION OF PHOTOCATALYTIC DEVICES - A filter for use in an ultraviolet photocatalytic oxidation air purification system having a filter surface treatment that enhances removal of volatile silicon-containing compounds (VSCCs). The surface treatment may create an acidic site on the filter, increase the surface area of the filter, or facilitate preferential interaction between the surface and the VSCCs, thereby promoting the VSCCs to bond with the VSCC filter. Removal of the VSCCs prior to the VSCCs reaching the photocatalyst increases the useful life of the photocatalyst. | 03-03-2011 |
20110100759 | CORD AND POLYMER JACKET ASSEMBLY HAVING A FLAME RETARDANT IN THE POLYMER JACKET MATERIAL - An exemplary assembly includes at least one elongated tension member. A jacket covers at least some of the tension member. The jacket comprises a polymer material. The assembly includes a flame retardant selected from a group consisting of a halogen-free melamine based intumescent or a filled polymer having a nanoscale filler chemically bonded to a matrix phase. | 05-05-2011 |
20110117002 | SYSTEMS AND METHODS FOR REMOVAL OF CONTAMINANTS FROM FLUID STREAMS - A contaminant removal system for selectively removing contaminants from a fluid stream. The contaminant removal system has a catalytic reactor of the type that is susceptible to deactivating agents. The catalytic reactor is configured to remove contaminants from a fluid stream. The contaminant removal system has a first adsorbent device positioned upstream, with respect to the fluid stream direction, of the catalytic reactor, that is configured to remove the deactivating agents from the fluid stream. The contaminant removal system has a second adsorbent device positioned downstream, with respect to the fluid stream direction, of the catalytic reactor. The second adsorbent device is configured to remove undesirable byproducts that may be generated when the catalytic reactor removes contaminants from the fluid stream. | 05-19-2011 |
20110200759 | OXIDATION RESISTANT COATINGS, PROCESSES FOR COATING ARTICLES, AND THEIR COATED ARTICLES - A process for applying an oxidation resistant coating to an article includes the steps of mixing at least about 10% by volume to up to about 99% by volume of a slurry at least one silica based material having a viscosity of about 1×10 | 08-18-2011 |
20110206937 | COMPOSITE ARTICLE HAVING A CERAMIC NANOCOMPOSITE LAYER - A composite article includes a substrate and a ceramic nanocomposite layer disposed on the substrate. The ceramic nanocomposite layer has a composition that includes silicon, boron, carbon and nitrogen. | 08-25-2011 |
20110224066 | CATALYTIC SUBSTRATES AND METHODS FOR CREATING CATALYTIC COATINGS FOR INDOOR AIR QUALITY APPLICATIONS - A catalytic device for removal of airborne volatile compounds from air includes a substrate and an electrodeposited catalytic coating. The substrate has a surface. The electrodeposited catalytic coating is on the surface of the substrate. The electrodeposited catalytic coating includes a catalyst that is capable of interacting with airborne volatile compounds. The electrodeposited catalytic coating has a multimodal porosity distribution. | 09-15-2011 |
20110230677 | SINGLE-SOURCE PRECURSOR AND METHODS THEREFOR - A single-source precursor composition includes R | 09-22-2011 |
20110236695 | COMPOSITE ARTICLE HAVING A SOLID SOLUTION PROTECTIVE LAYER - A composite article includes a substrate and a protective layer disposed on the substrate. The protective layer has a silicon-aluminum-carbon-nitrogen solid solution composition and microstructure. | 09-29-2011 |
20110259676 | WEAR AND FRICTION CONTROL OF METAL ROPE AND SHEAVE INTERFACES - A coated sheave ( | 10-27-2011 |
20110315046 | METHOD FOR FABRICATING COMPOSITE POWDERS - A method of fabricating a composite powder includes forming a plurality of loose particles having discrete regions of a first material and discrete regions of a second material that is different than the first material. At least one of the first material and the second material includes a chemical precursor to a third, different material. | 12-29-2011 |
20110318497 | HOISTWAY SHEAVE RESURFACING - A method of and system for repairing the sheaves ( | 12-29-2011 |
20110318549 | ARTICLE HAVING COMPOSITE COATING - A composite article includes a substrate and a powder-derived composite coating on the substrate. The composite coating includes discrete regions of a first material and discrete regions of a second material. At least one of the first material or the second material is a chemical precursor. | 12-29-2011 |
20110319252 | COMPOSITE POWDERS - A composite powder includes a plurality of loose particles having discrete regions of a first material and discrete regions of a second material that is different than the first material. At least one of the first material and the second material is a chemical precursor to a third material. | 12-29-2011 |
20120003134 | DEACTIVATION RESISTANT PHOTOCATALYSTS - The present disclosure relates to a fluid purification device that has a deactivation resistant photocatalyst having nanocrystallites of less than 14 nanometers (nm) in diameter with at least 200 m | 01-05-2012 |
20120003560 | FUEL CELL FOR MOISTURE MANAGEMENT AT GAS INLETS - A fuel cell includes an electrode assembly having an electrolyte between a cathode catalyst and an anode catalyst, and a flow field plate having a channel for delivering a reactant gas to the electrode assembly. The flow field plate includes a channel having a channel inlet. A porous diffusion layer is located between the electrode assembly and the flow field plate. The porous diffusion layer includes a first region near the channel inlet and a second region downstream from the first region relative to the channel inlet. The first region includes a filler material that partially blocks pores of the first region such that the first region has a first porosity and the second region has a second porosity that is greater than the first porosity. | 01-05-2012 |
20120028055 | COMPOSITE ARTICLE HAVING PROTECTIVE COATING - A composite article includes a substrate and a protective coating on at least a portion of the substrate. The protective coating includes reinforcement particles dispersed within an elastomeric matrix that is modified with a silicon-containing modifier selected from polysilsesquioxane, polyhedral oligomeric silicate and polyhedral oligomeric silsesquioxane (POSS). | 02-02-2012 |
20120034440 | ARMOR SHELL AND FABRICATION METHODS - A refractory ceramic composite for an armor shell, comprising a ceramic core that is formable to replicate a portion of a three dimensional surface, e.g., of an aircraft, to provide ballistic protection. A method of making a shell of refractory ceramic armor capable of conforming to the geometry is provided. The shell is formed by forming a mold to replicate the surface area; arranging a ceramic core on the mold; and removing the mold to leave said ceramic core, and heat treating the ceramic core to a desired hardness. The ceramic core is in the shape of the surface area. | 02-09-2012 |
20120058330 | HYDROPHOBIC COATING FOR COATED ARTICLE - A coated article includes a substrate and a superhydrophobic coating on the substrate. The superhydrophobic coating is a composite of a silicone polymer and particles that are inherently hydrophobic or surface-functionalized with a hydrophobic agent. | 03-08-2012 |
20120079700 | ARMOR SHELL AND FABRICATION METHODS - A refractory ceramic composite for an armor shell, comprising a ceramic core that is formable to replicate a portion of a three dimensional surface, e.g., of an aircraft, to provide ballistic protection. A method of making a shell of refractory ceramic armor capable of conforming to the geometry is provided. The shell is formed by forming a mold to replicate the surface area; arranging a ceramic core on the mold; and removing the mold to leave said ceramic core, and heat treating the ceramic core to a desired hardness. The ceramic core is in the shape of the surface area. | 04-05-2012 |
20120308842 | COMPOSITE ARTICLE HAVING LAYER WITH CO-CONTINUOUS MATERIAL REGIONS - A composite article includes a substrate, at least one protective layer on the substrate, and an intermediate layer between the protective layer and the substrate. The intermediate layer includes a first material that occupies a first continuous region and a second material that occupies a second continuous region next to the first continuous region. The first continuous region and the second continuous region are each in contact with the substrate and the protective layer. | 12-06-2012 |
20120328886 | COMPOSITE ARTICLE INCLUDING SILICON OXYCARBIDE LAYER - A composite article includes a substrate, at least one protective layer on the substrate and an intermediate layer between the at least one protective layer and the substrate. The intermediate layer includes dense silicon oxycarbide. | 12-27-2012 |
20130074730 | HIGH TEMPERATURE REFRACTORY COATINGS FOR CERAMIC SUBSTRATES - A composition for manufacturing a composite of a non-oxide ceramic matrix and a refractory phase within the non-oxide ceramic matrix includes a preceramic polymer for forming a non-oxide ceramic matrix and a refractory material dispersed within the preceramic polymer. | 03-28-2013 |
20130079214 | HIGH TEMPERATURE REFRACTORY COATINGS FOR CERAMIC SUBSTRATES - A method of manufacturing a composite article includes pyrolyzing a preceramic polymer to form a non-oxide ceramic matrix and a byproduct, and reacting the refractory material with the byproduct to form a refractory phase within the non-oxide ceramic matrix. | 03-28-2013 |
20130084389 | METHOD AND CERAMIC COMPONENT - A method of fabricating a ceramic component includes using vapor infiltration to deposit a ceramic coating within pores of a porous structure to form a preform body with residual interconnected porosity. Transfer molding is then used to deposit a heated, liquid glass or glass/ceramic material into the residual interconnected porosity. The liquid ceramic or ceramic/glass material is then solidified to form a ceramic component. | 04-04-2013 |
20130085057 | METHOD AND CERAMIC COMPONENT - A method of fabricating a ceramic component includes initially partially filling pores of a porous structure using one of a first processing technique or a second, different processing technique to form a preform body with residual porosity. The first processing technique produces a first ceramic material in the pores of the porous structure and a second processing technique produces a second ceramic material in the pores of the porous structure. When the first processing technique is used to initially partially fill the pores of the porous structure, the second processing technique is used thereafter to at least partially fill the residual porosity with the second ceramic material. When the second processing technique is used to initially partially fill the pores, the first processing technique is used thereafter to at least partially fill the residual porosity. | 04-04-2013 |
20130096217 | METHOD FOR FABRICATING A CERAMIC MATERIAL - A method for fabricating a ceramic material includes impregnating a porous structure with a mixture that includes a preceramic polymer and a filler. The filler includes at least one free metal. The preceramic polymer material is then rigidized to form a green body. The green body is then thermally treated to convert the rigidized preceramic polymer material into a ceramic matrix located within pores of the porous structure. The same thermal treatment or a second, further thermal treatment is used to cause the at least one free metal to move to internal porosity defined by the ceramic matrix or pores of the porous structure. | 04-18-2013 |
20130183531 | ARTICLE INCLUDING CERAMIC STRUCTURE - An article which includes a structure of a ceramic material that has a composition SiO | 07-18-2013 |
20130184142 | METHOD OF TREATING A PRECERAMIC MATERIAL - A method of treating a preceramic material includes modifying a moiety Si—O—R of a polycarbosilane material with at least one metal (M), where Si is silicon, O is oxygen and R includes an alkyl or aryl moiety, by reaction to substitute R with M to produce a preceramic polycarbosilane or polycarbosiloxane material that includes a moiety Si—O-M. | 07-18-2013 |
20130224471 | METHOD FOR FABRICATING A CERAMIC MATERIAL - A method for fabricating a ceramic material includes providing a mobilized filler material capable of infiltrating a porous ceramic matrix composite. The mobilized filler material includes at least one of a ceramic material and a free metal. The mobilized filler material is infiltrated into pores of the porous ceramic matrix composite. The mobilized filler material is then immobilized within the pores of the porous ceramic matrix composite. | 08-29-2013 |
20130236322 | EROSION RESISTANT AND HYDROPHOBIC ARTICLE - An erosion resistant and hydrophobic article includes a core that has a first hardness and a surface on the core. The surface includes a plurality of geometric features that have a second, greater hardness. The geometric features define a surface porosity by area percent and a corresponding surface solidity by area percent. The surface includes a ratio of the surface solidity divided by the surface porosity that is 1.8 or greater. The geometric features and the ratio establish the surface to be hydrophobic, and the second, greater hardness and the ratio establish an erosion rate of the surface that is equal to or less than an erosion rate of the core under identical erosion conditions. | 09-12-2013 |
20140004764 | CERAMIC COMPONENT | 01-02-2014 |
20140035423 | CONSTRUCTION OF ELECTRIC MACHINES - An improvement in apparatus and methods of making electrical machines, utilizing a combination of additive manufacturing techniques to create, in particular, small, high efficiency stators, but also useful for making complex rotor structures. | 02-06-2014 |
20140194272 | METHOD OF TREATING A PRECERAMIC MATERIAL - A method of treating a preceramic material includes providing a preceramic polycarbosilane or polycarbosiloxane material that includes a moiety Si—O—M, where Si is silicon, O is oxygen and M is at least one metal, and thermally converting the preceramic polycarbosilane or polycarbosiloxane that includes the moiety Si—O—M material into a ceramic material. | 07-10-2014 |
20140255112 | BROACH TOOL RAKE FACE WITH A TAILORED SURFACE TOPOGRAPHY - A broach tool includes a broach tool rake face with a tailored surface topography. | 09-11-2014 |
20140363677 | COMPOSITE ELECTRICALLY CONDUCTIVE STRUCTURES - An electrically conductive structure including a substrate material and graphene. A first cross-section taken along an axial direction of the electrically conductive structure includes a plurality of layers of the substrate material and at least one internal layer of the graphene alternatingly disposed between the plurality of layers of the substrate material. A method of tailoring an amount of graphene in an electrically conductive structure is also included. | 12-11-2014 |
20150017436 | Protective coating for cords - A method for making a belt or rope includes providing a plurality of cords; engaging the plurality of cords with a jacket; and providing an organic-containing material to at least one of the cords and the jacket. | 01-15-2015 |
20150045200 | CERAMIC COMPONENT - A ceramic component includes a porous structure that has fibers and a coating on the fibers. A ceramic material is within pores of the porous structure. A glass or glass/ceramic material is within pores of the porous structure, and one of the ceramic material or the glass or glass/ceramic material is within internal residual porosity of the other of the ceramic material or the glass or glass/ceramic material. | 02-12-2015 |
20150083533 | CUSTOMIZED FRICTION FOR BRAKES - A brake element is provided including a friction material. The friction material includes a polymer-based ceramic matrix composite material having a plurality of fibers. The plurality of fibers is arranged at an angle to a braking direction. | 03-26-2015 |