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| Number | Title | Issue Date |
| 8182738 | Process for producing ceramic materials using silicon carbide Process for producing bodies from ceramic materials using silicon carbide, comprising the steps: configuration of fiber-reinforced porous bodies (1, 5) that consist of carbon on a base (2) that is inert relative to liquid silicon, the bodies having cav... | 05/22/2012 |
| 8128861 | Composite materials and methods for making same Current top performing SAPI systems are B4C-containing (hot pressed B4C or reaction bonded B4C). These systems will not function well versus future WC/Co threats due to the inability of B4C to withstand high pressure impac... | 03/06/2012 |
| 8071011 | Method of introduction of filling materials in liquid form into porous bodies Method for introduction of filling materials into porous bodies in which the filling materials in liquid form are brought into contact with the porous bodies and are distributed from at least one site within the porous body in this porous body. ... | 12/06/2011 |
| 8003042 | Toughened silicon carbide and method for making the same Pressureless sintering of silicon carbide with fracture toughness in excess of about 4 MPa-m1/2 as measured by the single-edge precracked beam (SEPB) technique while maintaining a density greater than 3.1 g/cc for compositions with SiC greater than about ... | 08/23/2011 |
| 7442662 | High-heat conductive Si-containing material and its manufacturing method A highly heat-conductive Si-containing material containing a Si phase whose lattice constant at room temperature is controlled at a level of more than 0.54302 nm but 0.54311 nm or less. Firing is conducted using a kiln material containing no B compound. With this hi... | 10/28/2008 |
| 7442414 | Methods for producing reinforced carbon nanotubes Methods for producing reinforced carbon nanotubes having a plurality of microparticulate carbide or oxide materials formed substantially on the surface of such reinforced carbon nanotubes composite materials are disclosed. In particular, the present invention provid... | 10/28/2008 |
| 7413701 | Clutch linings comprising fiber-reinforced ceramic materials Clutch linings comprising fiber-reinforced ceramic materials which contain short carbon fibers and whose matrix has a mass fraction of at least 40% of silicon carbide, process for producing them and their use in clutch systems, in particular for motor vehicles. ... | 08/19/2008 |
| 7404922 | Method for producing SiC fiber-reinforced SiC composite material by means of hot press A powdery mixture of fine SiC powder with one or more oxide sintering additives of Al2O3, Y2O3, SiO2 and CaO is blended and uniformly dispersed in a polymeric SiC precursor to prepare a matrix-forming polymeric ... | 07/29/2008 |
| 7381673 | Composite material, wafer holding member and method for manufacturing the same A composite material according to the present invention, is composed of SiC, SiO2, at least one out of Al and Si, with He leak rate of 1.3×10−10 Pa·m3/sec or below, thereby providing a composite material, which has a higher vacuu... | 06/03/2008 |
| 7335331 | Method for making ceramic plates Compositions and methods of making ceramic plates are described. The compositions are water-based slurries that include filler material, one or more clay components, one or more strength or processing additives, and/or a carbon source. The filler material can includ... | 02/26/2008 |
| 7314593 | Process for preparing improved silicon carbide powder Improved silicon carbide powder is prepared by carbothermal reduction of silica by introducing β-SiC powder simultaneously with iron in the starting composition resulting into a precursor powder which after complete reduction contains at least 90% SiC preferably ri... | 01/01/2008 |
| 7275309 | Method of manufacturing electrical resistance heating element A method of manufacturing an electrical-resistance heating element includes forming sintered ceramics or calcined ceramics, forming an electrode on the sintered ceramics or the calcined ceramics, and forming a ceramic base material having mainly a high melting point... | 10/02/2007 |
| 7244685 | Silicon carbide porous body, process for producing the same and honeycomb structure A silicon carbide porous body of the present invention, comprising silicon carbide particles and metallic silicon bonded together in such a manner that pores are retained between the silicon carbide particles and/or between the silicon carbide particle and metallic ... | 07/17/2007 |
| 7238308 | Process for the infiltration of porous carbon composites A process form producing ceramic composites comprising metal carbides, which comprises the steps production of a porous carbon-containing intermediate body, infiltration of the intermediate body with the melt of a carbon-forming metal, reaction of at least part of t... | 07/03/2007 |
| 7214342 | Method of making a composite silicon carbide A method for manufacturing a silicon carbide composite body and includes the steps of forming a slurry including silicon carbide and a carbonaceous precursor, adding to the slurry composite granules containing a carbonaceous binder and carbon black, drying the slurr... | 05/08/2007 |
| 7186360 | Method of making ceramic composite devices with unidirectionally aligned reinforcing fibers Ceramic composite materials have unidirectional alignment of the reinforcing fibers. The ratio of the volume of the fiber strands of the reinforcing fibers to the volume of the matrix is at least 0.5. A process for their production involves initially coating the fib... | 03/06/2007 |
| 7169336 | Preparation of powder granules by liquid condensation process and manufacture of powder compacts thereof A method for preparing powder granules by a liquid condensation process comprising preparing a slurry by mixing powders, a binding agent and a binding agent soluble solvent, dropping the slurry to a binding agent insoluble solvent to fix the binding agent so that th... | 01/30/2007 |
| 7151066 | Silicon nitride anti-wear member and process for producing the same A silicon nitride wear resistant member is composed of a ceramic sintered body containing 55 to 75 mass % of silicon nitride, 12 to 28 mass % of silicon carbide, 3 to 15 mass % of at least one element selected from the group consisting of Mo, W, Ta, and Nb in terms ... | 12/19/2006 |
| 7150850 | Process for producing silicon carbide sinter jig The present invention provides a sintered silicon carbide jig production method capable of simply increasing the purity of a sintered silicon carbide jig. A method of producing a sintered silicon carbide jig comprising a process in which a second sintered body is he... | 12/19/2006 |
| 7128850 | Electrically conductive Si-Ti-C-N ceramics Composite materials containing silicon, titanium, carbon, and nitrogen, formed by spark plasma sintering of ceramic starting materials to a high relative density, demonstrate unusually high electrical conductivity as well as high-performance mechanical and chemical ... | 10/31/2006 |
| 7077991 | Nanocomposites of silicon nitride, silicon carbide, and boron nitride Densified composites of silicon nitride, silicon carbide, and boron nitride that exhibit high creep resistance are obtained by sintering a mixture of amorphous powders of silicon nitride, silicon carbide, and boron nitride in the presence of an electric field under ... | 07/18/2006 |
| 7067077 | Process for manufacturing friction material suitable for use as brake lining Carbon-silicon carbide brake preforms are manufactured by carbonizing a blend of carbon (e.g., polyacrylonitrile) fibers and thermosetting pitch resin, optionally along with a lubricant such as graphite,.to provide an intermediate product having open porosity and su... | 06/27/2006 |
| 7056467 | Method of producing thin sheet of Al-SiC composite material Disclosed herein is a method for producing a thin sheet of an Al—SiC composite material, which comprises the steps of: mixing aluminum powders and SiC powders to give spraying powders; and plasma-spraying the spraying powders on a graphite substrate to form a thin... | 06/06/2006 |
| 7029511 | Si-containing honeycomb structure and process for production thereof A honeycomb structure 1 has a large number of through-holes 3 divided by partition walls 2 and extending in the axial direction, characterized in that the honeycomb structure contains a Si phase having a lattice constant controlled at 0.54302 to... | 04/18/2006 |
| 7029613 | Method of forming silicon carbide and silicon nitride composite Densified composites of silicon nitride and silicon carbide that exhibit high creep resistance are obtained by mechanically activating a mixture of amorphous powders of silicon nitride and silicon carbide and sintering the mechanically activated mixture in the prese... | 04/18/2006 |
| 7015165 | Graphite loaded silicon carbide and methods for making The invention provides exemplary silicon carbide ceramic bodies and processes for making such ceramic bodies. In one embodiment, a raw batch for producing a ceramic body includes a silicon carbide slurry and agglomerates of particles defining a dry lubricant mixture... | 03/21/2006 |
| 6950297 | Electrostatic chuck and manufacturing method therefor An electrostatic chuck of the invention comprising; a first insulating member whose upper surface serves as a mounting surface on which a plate specimen is mounted, a second insulating member which is positioned facing a lower surface side of the first insulating me... | 09/27/2005 |
| 6939506 | Diamond-silicon carbide composite and method for preparation thereof Fully dense, diamond-silicon carbide composites are prepared from ball-milled microcrystalline diamond/amorphous silicon powder mixture. The ball-milled powder is sintered (P=5-8 GPa, T=1400K-2300K) to form composites having high fracture toughness. A composite made... | 09/06/2005 |
| 6913716 | Method for manufacturing homogeneous green bodies from the powders of multimodal particle size distribution using centrifugal casting Disclosed is a method for manufacturing composite granules having a homogeneous particle distribution, comprising powders of multimodal particle size distribution and phenol resins, and a method for manufacturing green bodies having homogeneous microstructure withou... | 07/05/2005 |
| 6887421 | Method for making a silicon carbide resistor with silicon/silicon carbide contacts by induction heating A method for bonding an electrically conductive silicon carbide structure to an electrically conductive siliconized silicon carbide structure by temporarily securing the siliconized silicon carbide structure to the silicon carbide structure; placing the silicon carb... | 05/03/2005 |
| 6818085 | Fiber-reinforced structural component A process for producing a fiber-reinforced, ceramic structural component comprising high-temperature resistant fibers which are reaction-bonded to a matrix of silicon carbide comprises the steps of coating bundles of fibers with pyrolysable binder and solidifying th... | 11/16/2004 |
| 6805034 | Silicon carbide armor bodies, and methods for making same Silicon infiltration technology is used to produce ceramic bodies having utility as ballistic armor. In a first aspect of the invention, the ballistic armor includes a reaction-bonded silicon carbide body (RBSC). Good ballistic performance can be advanced by loading... | 10/19/2004 |
| 6790806 | Core/jacket catalyst molding The core/jacket catalyst molding with a core made from an inorganic support material and with a jacket made from a catalytically active material can be prepared by coextruding an aqueous molding composition which comprises the support material or a precursor ... | 09/14/2004 |
| 6777114 | Silicon carbide-based porous body and process for production thereof It is directed to a silicon carbide-based porous body, wherein said body is a porous one which contains silicon carbide particles as an aggregate and metallic silicon, and has an oxygen-containing phase at the surfaces of silicon carbide particles and/or metallic si... | 08/17/2004 |
| 6777360 | Ceramic material, method of producing same, and formed product thereof A ceramic material suitable for use in production of paving tiles, construction tiles, flooring in offices, flooring in machinery plants and so forth is obtained by a method comprising steps of mixing defatted bran derived from rice bran with a thermosetting resin b... | 08/17/2004 |
| 6773528 | Process for producing fiber-reinforced-silicon carbide composites A process produces a fiber-reinforced silicon carbide composite. The resulting composite has a high toughness where bundles of a reinforcing fiber are densely covered with glassy carbon derived from a resin to avoid deterioration of the strength, and it can easily b... | 08/10/2004 |
| 6774073 | Graphite loaded silicon carbide and methods for making The invention provides exemplary silicon carbide ceramic bodies and processes for making such ceramic bodies. In one embodiment, a raw batch for producing a ceramic body includes a silicon carbide slurry and agglomerates of particles defining a dry lubricant mixture... | 08/10/2004 |
| 6764974 | Reaction synthesis of silicon carbide-boron nitride composites The present invention relates to a silicon carbide-boron nitride composite material, which synthesised according to an in-situ chemical reaction between silicon nitride, boron carbide and carbon, and which contains fine boron nitride particles dispersed in a silicon... | 07/20/2004 |
| 6762140 | Silicon carbide ceramic composition and method of making The present application is directed to ceramic compositions and, more specifically, to a silicon carbide composition and method of making it through liquid phase sintering. In one embodiment, the present invention is directed to an unsintered ceramic body including ... | 07/13/2004 |
| 6716800 | Composite body of silicon carbide and binderless carbon, process for producing such composite body, and article of manufacturing utilizing such composite body for tribological applications A composite body of silicon carbide having binderless, allotropic carbon granules distributed throughout is produced. The nominal size of the binderless allotropic carbon granules can range from 5 to 500 micrometers. The concentration of the binderless allotropic ca... | 04/06/2004 |
