Matches 1 - 50 out of 92 1 2 >
Match Document Document Title
7026039 Zircon/zirconia mix for refractory coatings and inks  
Refractory coatings comprising unstabilized zirconia, silica, and, optionally, zircon and/or mullite are disclosed herein. The unstabilized zirconia, silica, and optional zircon and/or mullite are...
6899777 Continuous fiber reinforced composites and methods, apparatuses, and compositions for making the same  
A process for continuous composite coextrusion comprising: (a) forming first a material-laden composition comprising a thermoplastic polymer and at least about 40 volume % of a ceramic or metallic...
6699604 Protective coating including porous silicon nitride matrix and noble metal  
A turbomachine component includes a silicon nitride substrate and a protective coating on the substrate. The protective coating includes a porous silicon nitride matrix and a noble metal...
6447626 Method for producing joined body of ALN substrates and joining agent used for the joining  
A novel method for joining aluminum nitride-series substrates to each other is provided in the substantial absence of an intervening third layer at the joining interface between the substrates. In...
6416848 Resistance element and method of production of same  
A resistance element comprising at least a resistance element body comprised of a ceramic including β-SIALON of a composition expressed by Si 6−z Al z O z N 8−z (where, in the formula, z=0.3...
6328834 Process for producing bodies made of fiber-reinforced composites  
A process for producing bodies made of fiber-reinforced composites from fiber-reinforced precursor bodies having a porous carbon matrix, in particular from C/C bodies, includes (1) mixing fibers,...
6206992 Method for manufacturing fibrous ceramic by a room temperature extrusion process and a method for manufacturing fibrous monolithic ceramics using the same  
A fibrous ceramics fabrication method using a room extrusion process and a fibrous monolithic ceramics fabrication method using thereof is disclosed. The method includes the steps of obtaining a...
6132542 Method of fabricating hybrid ceramic matrix composite laminates  
A hybrid CMC laminate is comprised of alternating layers of dense ceramics and fiber reinforced CMCs. The strategy involves the use of strong and stiff ceramics in order to delay the onset of...
6110555 Metal-ceramic laminar-band composite  
A metal-ceramic laminar-band multi matrix composite, intended for use in oxidizing, reductive or inert media at temperatures up to 1500÷2800° C. and a method of the manufacture is provided. The...
5902429 Method of manufacturing intermetallic/ceramic/metal composites  
Novel processes are provided for the production of porous ceramic preforms, metal activated porous ceramic preforms and intermetallic/ceramic/metal composites. These products are all manufactured...
5868885 Manufacture of cutting tools  
A method for manufacturing cutting tools having diamond-like cutting edges or surfaces which are formed by bonding high shear compaction diamond or cubic boron nitride (CBN) ropes or strips in...
5866245 Silicon nitride ceramics having a high reliability and a method for production thereof  
The present invention relates to a silicon nitride sintered body having a remarkably increased strain-to-fracture, a low elasticity and high strength, characterized by consisting of a layered...
5744411 Aluminum nitride sintered body with high thermal conductivity and its preparation  
An aluminum nitride sintered product with a high thermal conductivity (at least 100 W/m.K) can be prepared at a sintering temperature of less than 1850° C. (often less than 1650° C.) using a...
5711833 Process for the production of thin walled ceramic structures  
A process is provided for the manufacture of thin walled ceramic structures, particularly conical or near conical shaped structures. The process involves a tape casting technique wherein a green...
5707476 Method for forming multiple cavity products  
The present invention relates generally to a new apparatus and method for simultaneously laminating a plurality of substrates having at least one cavity. More particularly, the invention...
5707471 Method for making ceramic matrix composites  
Fiber reinforced ceramic matrix composites are prepared by coating refractory fibers having a interfacial coating thereon with a curable preceramic polymer having a char which contains greater than...
5611877 Jigs for manufacture of joined ceramic structure, and method for manufacturing joined ceramic structure by use of jigs  
Jigs usable in a method for manufacturing a joined ceramic structure having a plurality of tubes and perforated plates joined to both the end portions of these tubes which has the steps of...
5603788 Method of manufacturing a ceramics-type vacuum vessel  
A vacuum vessel is provided in which the majority of a vessel wall including an annular wall portion (1) and a plate-wall portion (2) is formed of ceramic material such as silicon nitride, for...
5591287 Process for producing layered ceramic product  
Process for producing a layered ceramic product which includes sintering layers of sinterable particulate ceramic material while in face-to-face contact. Before such contact, the surface of at...
5569343 Ceramic fabric reinforced fiber/microparticle ceramic composite  
A ceramic composite is provided comprising ceramic fibers, glass microballoons and/or diatoms, bound together with a ceramic reinforcing cloth with a sol-gel ceramic binder. The composite is...
5565052 Method for the production of a reflector  
In order to produce lightweight mirror structures or other reflecting components, preformed silicon elements of sufficient wall thickness are applied to a CFC or CMC substrate structure with the...
5549770 Method for manufacturing composites  
A method of manufacturing fiber-reinforced composites from a fibrous material, includes the steps of infiltrating the fibrous material with material from which a matrix is built up; preforming the...
5538582 Method for forming cavities without using an insert  
The present invention relates generally to a new method for forming cavities without using an insert. More particularly, the invention encompasses method for fabricating cavities in MLC...
5529651 Process for production of joined ceramic body  
A process for producing a joined ceramic component having a plurality of parallel ceramic tubes and two perforated ceramic plates joined to the both ends of said ceramic tubes, which process...
5489353 Process for forming ceramic laminates  
A ceramic forming paper sheet is prepared by dispersing in water a ceramic-forming powder, a thermoplastic pulp and wood pulp, flocculating the dispersion by adding a cationic wet strength resin...
5451279 Method for joining ceramic sintered bodies  
A method for joining two ceramic sintered bodies with a joining layer. A magnesium layer is deposited on the ceramic sintered bodies to form a magnesium nitride layer. The joining layer has a...
5411563 Strengthening of multilayer ceramic/glass articles  
A method for preparing strengthened ceramic/glass substrates by laminating and sintering multiple layers of ceramic/glass precursory substrates having different thermal expansion coefficients, with...
5376598 Fiber reinforced ceramic matrix laminate  
Tough ceramic products can be prepared without exotic pressure fabricating techniques by use of a matrix laminate comprising a continuous fiber ceramic reinforcement in tow or woven form for...
5350545 Method of fabrication of composites  
A method of making a fiber-reinforced ceramic matrix composite of complex shape by first rigidifying a fibrous arrangement made of woven or braided material by impregnating with a preceramic resin,...
5326512 Porous ceramic filter and preparation thereof  
A ceramic filter is prepared by mixing together a ceramic powder, a pore forming agent, and any sintering aids required in the sintering of the ceramic powder, forming a tape from the mixture, and...
5302328 Making hot pressed silicon nitride by use of low density reaction bonded body  
A method is disclosed of fully densifying a plurality of preformed ceramic plates by axial compression of the billets along a wall defining a cylinder and cavity. A series of the plates are stacked...
5284537 Method of manufacturing aluminum nitride structure with anisotropic properties  
In an aluminum nitride structure, a plurality of aluminum nitride regions having different purities are integrally formed to satisfy a predetermined positional relationship, and neighboring regions...
5256609 Clean burning green ceramic tape cast system using atactic polypropylene binder  
Green ceramic formulations comprising an atactic polypropylene-containing binder are suitable for tape casting and can be effectively removed during thermal processing in reducing atmospheres. The...
5244720 Fiber-reinforced glass composite for protecting polymeric substrates  
A protective layer for polymeric composite substrates comprises a fiber-reinforced glass composite having a refractory fiber in a matrix of a black glass ceramic having the empirical formula SiCxOy...
5208192 Preceramic polysilazane compositions  
A crosslinkable composition suitable for use as an infiltrant or as a binder for ceramic powders, such as silicon carbide and/or silicon nitride, in a formulation intended to be injection molded or...
5141579 ProducingSi.sub.3 N.sub.4 composite by sheeting a mixture of Si.sub.3 N.sub .  
An SiC whisker-reinforced Si 3 N 4 composite material comprising a sintered body of an Si 3 N 4 matrix having dispersed therein SiC whiskers, wherein said SiC whiskers are uniaxially...
5096863 Diffusion-bonded assembly of AlN ceramic bodies and heat dissipation member constituted thereby  
A diffusion-bonded assembly of AlN ceramic bodies, at least one of the AlN ceramic bodies having a boundary phase content of 1000 ppm or more. A heat dissipation member constituted by...
5079196 Fiber reinforced composites and process for manufacture  
In a process for manufacturing fiber reinforced composites made or inorganic sinterable material and inorganic fibers the fibers are continuously passed through a bath which works acccording to the...
5049324 Method of making a furnace lining with a fiber filled reticulated ceramic  
A method of making an insulating furnace lining by forming a reticulated ceramic having interconnected webs defining a plurality of interconnected pores and a plurality of fibers distributed within...
5045137 Process of joining silicon nitride bodies and insert for facilitating such joining  
For reliably improving the strength of the composite body formed by hot-pressing together the silicon nitride surfaces at which parts of the composite body are joined, one of the silicon nitride...
5034356 Ceramic matrix composite  
A ceramic composite is produced wherein the matrix is comprised of silicon nitride and cordierite and the reinforcing phase is comprised of Si-C-containing fibers.
5011391 Method of manufacturing gas discharge display device  
A method of manufacturing a gas discharge display device comprising a pair of panel substrates arranged to oppose each other at a predetermined gap, at least one of said pair of panel substrates...
4976806 Bonding composition for ceramics comprising metal oxide melt and method for bonding ceramics  
A bonding composition comprising a metal oxide melt comprising (a) CaO, (b) SiO 2 and/or Al 2 O 3 , and (c) a metal oxide selected from TiO 2 , ZrO 2 , Cr 2 O 3 , HfO 2 , Nb 2 O 3 and Ta 2 O...
4944904 Method of obtaining a fiber-containing composite  
Fibrous material is coated with boron nitride and a silicon-wettable material, the coated fibrous material is admixed with an infiltration-promoting material which is at least partly elemental...
4917843 Process for joining molded silicon nitride parts  
For joining shaped bodies of silicon nitride together, silicon nitride surfaces to be joined are first polished and then put into an apparatus for applying sputtered layers where they are first...
4915760 Method of producing a coated fiber-containing composite  
A composite is produced by depositing an organic slurry of ceramic matrix-forming material on a layer of boron nitride coated fibrous material forming a tape therewith on drying, forming a layered...
4859531 Method for bonding a cubic boron nitride sintered compact  
A method for bonding a cubic boron nitride sintered compact to other cubic boron nitride sintered compact or to a body of shank material is disclosed. The method comprises forming a Ti layer of...
4832771 Method for bonding ceramics  
A complex-shaped bonded body of silicon nitride having a high bonding strength of more than 30 kg/mm 2 as flexural strength and continuously homogenous microstructure through the bonded portion...
4828774 Porous ceramic bodies  
A porous body consisting of a felted fibrous skeleton covered with and bonded together by a ceramic material is provided. Also provided are methods for making such a porous body which comprise the...
4824711 Ceramic honeycomb structures and method thereof  
The present invention relates to a method for producing ceramic articles and the articles, the process comprising the chemical vapor deposition (CVD) and/or chemical vapor infiltration (CVI) of a...
Matches 1 - 50 out of 92 1 2 >