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| Number | Title | Issue Date |
| 7902098 | Cubic boron nitride sintered material and cutting tool using the same A cubic boron nitride sintered material where wear resistance is suppressed from decreasing having excellent chipping resistance and a cutting tool made thereof are provided. The sintered material is constituted from cubic boron nitride particles that are bound by a... | 03/08/2011 |
| 7842632 | Pulling roll material for manufacture of sheet glass A pulling roll for glass manufacture comprised of a high-temperature millboard material. The millboard comprises aluminosilicate refractory fiber, silicate, mica, and kaolin clay. A method of manufacturing a pulling roll is disclosed, together with a roll produced b... | 11/30/2010 |
| 7612005 | Cerium-based oxide fiber and its fabricating method This invention discloses a kind of cerium-based oxide fiber and its fabricating method. The cerium-based hydrate fiber can be synthesized by aging under the boiling point of water for 10 hours to 50 hours by the addition of a chemical modifier. The fibers show a dia... | 11/03/2009 |
| 7482297 | Size controlled fibers, tubes and channels synthesized by heterogeneous deposition via sol-gel processing The present invention is generally directed to a method for making sol-gel ceramic nanofibers, and the compositions resulting from practicing such method. Fibers so formed can be used for fabricating filter media and a wide variety of other ceramic fiber structures ... | 01/27/2009 |
| 7452837 | Fibrous ceramic monoliths made from multi-phase ceramic filaments A method for producing composite ceramic material is provided wherein a core ceramic structure is produced and simultaneously enveloped with a sleeve of similar material. ... | 11/18/2008 |
| 7442347 | Heat insulating member for end cone portion of exhaust gas conversion apparatus A heat insulating member for an end cone portion of an exhaust gas conversion apparatus is formed by laminating sheets each made of alumina-silica based ceramic fibers to form a matte and subjecting the matte to needling in a lamination direction of the sheets, in w... | 10/28/2008 |
| 7413598 | Mold and method for manufacturing the same The present invention discloses a mold and a method of manufacturing the mold. The mold includes a mold matrix and a number of boron nitride nanotubes sintered together with the mold matrix. Each boron nitride nanotube capsules a number of fullerenes therein respect... | 08/19/2008 |
| 7413797 | Backup thermal insulation plate A backup thermal insulation plate includes a colloidal inorganic oxide-impregnated, pressed and dried high-temperature-resistant inorganic-fiber blanket or board, the plate having a use temperature up to at least about 1000° C. and maintaining mechanical integrity ... | 08/19/2008 |
| 7332101 | Permanently linked, rigid, magnetic chains One aspect of the present invention relates to a permanently linked, rigid, magnetic chain of particles prepared by sol-gel methods. A second aspect of the present invention relates to a method of preparing a permanently linked, rigid, magnetic chain of particles co... | 02/19/2008 |
| 7323432 | Catalyst assembly A catalyst assembly comprising a substrate, nanofilaments which have a nanometer-size diameter and are formed on the substrate, and particles which have a nanometer-size diameter, at least one of the nanofilaments and the particles having a catalytic function, is pr... | 01/29/2008 |
| 7300621 | Method of making a ceramic matrix composite utilizing partially stabilized fibers A green body ceramic matrix composite material (30) is formed using ceramic fibers (32) in an intermediate state disposed in a green body ceramic matrix material (34). The fibers may be in either a dry but unfired (green) condition or in a parti... | 11/27/2007 |
| 7291383 | Supports for solid phase extraction A support for solid phase extraction is provided for preventing the fracture of the porous body of the support and the space between the porous body and its container, and for processing various amounts of liquids to be processed while maintaining the ease of passag... | 11/06/2007 |
| 7264683 | Centrifugal casting method, centrifugal casting apparatus, and cast alloy produced by same The present invention relates to a casting method which employs rapid solidification of metal, rare-earth metal or the like, as well as to a casting apparatus and a cast alloy. A centrifugal casting method includes the steps of pouring a molten material onto a rotar... | 09/04/2007 |
| 7238402 | Glass fibers and mats having improved surface structures in gypsum boards A gypsum board having roughened surface glass fiber reinforcement. The roughened surface of glass fiber is created by incorporating nano or micro particles of colloidal silica or clay or other inorganic particles in a silane based sizing composition. The sizing coat... | 07/03/2007 |
| 7235500 | Material for forming silica based film A material for forming a silica based film which enables the production of a silica based film with a reduced etching rate relative to hydrofluoric acid. This material includes a solid fraction containing a film forming component capable of generating a silica based... | 06/26/2007 |
| 7220398 | Mixed-metal oxide particles by liquid feed flame spray pyrolysis of oxide precursors in oxygenated solvents Liquid feed flame spray pyrolysis of solutions of a metal oxide precursor which is an alkoxide or C1-6 carboxylate and at least one second metal oxide precursor and/or second metal compound dissolved in oxygenated solvent by combustion with oxygen lead to... | 05/22/2007 |
| 7200954 | Method for drying and storing activated aluminum fine particles The object is to provide a method for drying and storing activated aluminum fine particles which can be a hydrogen source for fuel cells for a long term without being deactivated. A thermal shock treatment as an activation of the aluminum fine particles, which repea... | 04/10/2007 |
| 7198839 | Ceramic fiber insulation impregnated with an infra-red retardant coating and method for production thereof The invented insulation is a ceramic fiber insulation wherein the ceramic fibers are treated with a coating which contains transition metal oxides. The invented process for coating the insulation is a process of applying the transition metal oxide coating to the fib... | 04/03/2007 |
| 7199067 | Homogeneous bulky porous ceramic material A homogeneous bulky porous ceramic material is provided, the average pore diameter D50 of which is less than 4 μm and the closed porosity of which is less than 2 μm, and having a bubble point that matches the pore diameter measured on the material. A hollow fiber ... | 04/03/2007 |
| 7192986 | Inorganic compound sol modified by organic compound An inorganic compound sol comprises a dispersion medium and, dispersed therein, inorganic compound particulates whose surface has been modified by an organic compound exhibiting a molecular polarizability of from 2×10−40 to 850×10−40C | 03/20/2007 |
| 7163963 | Chemically and thermally stabilized alumina for Fischer-Tropsch catalysts This invention is generally related to the field of Fischer-Tropsch catalysts. In particular, the present invention is related to a Fischer-Tropsch catalyst and method of making same. More particularly, the present invention discloses a catalyst comprising a support... | 01/16/2007 |
| 7156161 | Lightweight thermal heat transfer apparatus A lightweight thermal heat transfer apparatus, including a core section and a laminate composite section. The core section is substantially similar to a diamond shape. The laminate composite section has a plurality of thermally conductive fibers, which are disposed ... | 01/02/2007 |
| 7153379 | Methods of producing a ceramic matrix composite Methods are provided for producing a ceramic matrix composite by slurry infiltration. The methods involve placing a desized ceramic cloth lay-up into a non-ceramic cloth bag, sealing the bag to form a bagged ceramic preform, infiltrating the bagged ceramic preform w... | 12/26/2006 |
| 7150837 | Isotropic pitch-based materials for thermal insulation Insulation materials suited to high temperature applications, such as the insulation of furnaces, are formed from a mixture of pitch carbon fibers, such as isotropic pitch carbon fibers, and a binder comprising a solution of sugar in water. The sugar solution is pre... | 12/19/2006 |
| 7132156 | Preform for composite material and aluminum composite material having the preform for composite material and a manufacturing method of the same A preform for the composite material and an aluminum composite material which can form a composite material has excellent abrasion resistant property and high strength and a manufacturing method of the same are disclosed. A pre-mixture 9 comprising aluminum b... | 11/07/2006 |
| 7128129 | Investment casting slurry composition and method of use A composition and method for forming investment casting shells includes using colloidal silica, zircon flour, and fused silica in a slurry which is applied to a pattern. After the slurry is applied to the pattern, it is allowed to partially or completely solidify. A... | 10/31/2006 |
| 7125452 | Process for calibrating the temperature control unit of an oven and oven for carrying out this process A process for calibrating the temperature control unit of a vertical gradient freeze crystal growth oven, instead of the fused material a test body (3) is used in the oven (1) that does not melt at the oven temperature, that has a heat conductivity com... | 10/24/2006 |
| 7125514 | Process for producing reinforcing SiC fiber for SiC composite material A mixed polymer liquid is prepared by mixing a polycarbosilane-dissolved organic solvent with poly(methylsilane) and moderated to viscosity of 5–20 Pa·s by heat-treatment to promote partial cross-linking reaction. The mixed-polymer is then melt-spun to fiber at 2... | 10/24/2006 |
| 7083771 | Process for producing silicon carbide fibers essentially devoid of whiskers Method for producing silicon carbide fibers by mixing discontinuous isotropic carbon fibers with a silica source and exposing the mixture to a temperature of from about 1450° C. to about 1800° C. The silicon carbide fibers are essentially devoid of whiskers have e... | 08/01/2006 |
| 7074733 | Unwrought refractory composition, in particular for producing glass furnace hearths An unwrought refractory composition, in particular for producing glass furnace hearths, includes a base mixture comprising in wt. %: 1 to 6% of a hydraulic cement, and 94 to 99% of particles of at least a refractory material mainly consisting of alumina (Al2 | 07/11/2006 |
| 7074035 | Monolithic panel for a gas burner A gas burner includes a monolithic burner panel coupled to a bottom burner member for use as a bottom panel of a combustion chamber enclosure. The burner panel includes at least one aperture for providing a gas/air mixture to a top surface of the burner panel for co... | 07/11/2006 |
| 7067176 | Method of fabricating an oxide layer on a silicon carbide layer utilizing an anneal in a hydrogen environment Silicon carbide structures are fabricated by fabricating a nitrided oxide layer on a layer of silicon carbide and annealing the nitrided oxide layer in an environment containing hydrogen. Such a fabrication of the nitrided oxide layer may be provided by forming the ... | 06/27/2006 |
| 7052532 | High temperature nanofilter, system and method A filter, system and method is provided for filtering nanoparticles in a hot gas, namely particles about 200° C. and further particularly >about 450° C. including diesel exhaust. The filter includes filter media material composed of fibro... | 05/30/2006 |
| 7048996 | Temperature resistant material comprising short metal fibers A temperature resistant material, comprising a temperature resistant matrix and a set of short metal fibers, which characterized in that the set of short metal fibers represents at least 0.5% by weight of the temperature resistant material. The set of short metal fi... | 05/23/2006 |
| 7045219 | Short metal fibers The present invention relates to short metal fibers. A set of short metal fibers, with an equivalent diameter ranging from 1 to 150 $(m)m, comprises entangled and curved fibers. At least 10% of the short metal fibers are entangled, whereas the length of the curved f... | 05/16/2006 |
| 7041266 | Silicon carbide fibers essentially devoid of whiskers and products made therefrom Silicon carbide fibers are produced by mixing discontinuous isotropic carbon fibers with a silica source and exposing the mixture to a temperature of from about 1450° C. to about 1800° C. The silicon carbide fibers are essentially devoid of whiskers have excellent... | 05/09/2006 |
| 7033537 | Process for producing continuous alumina fiber blanket A process for producing a continuous alumina fiber blanket by heat treating an alumina fiber precursor formed from a spinning solution containing an aluminum compound, by using a specific high-temperature furnace capable of high-temperature heat treatment. According... | 04/25/2006 |
| 7005184 | Silicon carbide fiber having boron nitride layer in fiber surface and process for the production thereof A silicon carbide fiber having a boron nitride layer in a fiber surface and having the following properties of a to c, a. the existent ratio of boron slopingly increases towards the surface of the fiber, b. the exi... | 02/28/2006 |
| 6987076 | Bonded fibrous materials A composite material comprises inorganic-bonded alkaline earth silicate fibers in which any bonding agents or fillers comprise low amounts of aluminum so that the composite material comprises less than 1% by weight aluminum expressed as Al2—O3 | 01/17/2006 |
| 6977060 | Method for making a high temperature erosion resistant coating and material containing compacted hollow geometric shapes A method for making a material system includes the steps of: providing a chamber, placing hollow geometric shapes in the chamber, closing the chamber, evacuating air from the chamber, feeding a binder for the shapes into the evacuated chamber to impregnate the geome... | 12/20/2005 |
