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8182603 |
Cement compositions for applying to ceramic honeycomb bodies
Disclosed are cement compositions for applying to honeycomb bodies. The cement compositions can be applied as a plugging cement composition, segment cement, or even as after applied artificial...
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8183754 |
Alumina-based sintered body for spark plug and method of manufacturing the same, and spark plug and method of manufacturing the same
An alumina-based sintered body for a spark plug having enhanced mechanical strength and a method of manufacturing the same, as well as a spark plug having the alumina-based sintered body for a...
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8173564 |
Gasifier reactor internal coating
A gasifier comprising an interior wall on which a layer is applied or an interior wall protected by an assembly of blocks, said layer or said blocks having at least one region of a sintered...
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8163666 |
Taphole mix
It is intended to provide a taphole mix capable of forming SiC bonds with minimum of an excess and a deficiency in components thereof, and excellent in drillability. A fine particle fraction having...
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8143180 |
Honeycomb cement with ceramic-forming crystallizable glass and method therefor
Disclosed are cements for ceramic honeycomb bodies. Such cements can be applied to a fired ceramic honeycomb body then fired, or can be applied to an unfired (green) honeycomb body and co-fired...
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8138109 |
Zirconia-mullite refractory raw material and a plate brick
Provided is a zirconia-mullite refractory raw material which is less likely to undergo alternation and microstructural degradation under high-temperature conditions, and low in thermal expansion...
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8137610 |
Molding compound for producing a fireproof lining
Disclosed is a molding compound for producing a fireproof lining, especially for a combustion chamber of a stationary gas turbine. The molding compound is characterized particularly by the fact...
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8129301 |
Molding compound for producing a fireproof lining
Disclosed is a molding compound for producing a fireproof lining, especially for a combustion chamber of a stationary gas turbine. Said molding compound is characterized particularly by the fact...
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8097549 |
Method for manufacturing cordierite ceramics
A method for manufacturing cordierite ceramics is provided, including forming and heating a cordierite-forming raw material containing α-alumina. The degree of orientation, expressed by ...
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8076255 |
Castable refractory
To provide a long-life refractory capable of maintaining durability under severe conditions. The castable refractory comprises a mixture containing at least one of 2 to 10 mass % of silicon carbide...
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8048817 |
Amorphous silica powder, process for its production, and sealing material for semiconductors
To provide an amorphous silica powder suitable for a sealing material for semiconductors having improved HTSL properties and HTOL properties, and a process for its production. An amorphous silica...
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8012898 |
Ceramic with improved high temperature electrical properties for use as a spark plug insulator
An insulator including alumina in an amount between about 90 and about 99% by weight and an oxide mixture or glass mixture including Boron Oxide, Phosphorus Oxide, or both Boron and Phosphorus Oxide.
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RE42646 |
Method for producing aluminum titanate sintered compact
The present invention provides a raw material composition for preparing a sintered body of aluminum titanate, the composition comprising (i) 100 parts by weight of a mixture comprising 40 to 50 mol...
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7988781 |
Non-settling refractory mortar
A non-settling refractory mortar is provided, which includes 100 mass % of a ceramic powder such as cordierite, mullite, alumina, or silicon carbide, 0.5 to 1.5 mass % of a clay mineral, and a...
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7968483 |
Fired refractory ceramic product
The invention relates to a fired refractory ceramic product. According to the invention, this generic term encompasses both shaped and unshaped products. Shaped products are ones which have a...
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7951737 |
Aluminum oxide-based composite sintered body and cutting insert
A cutting insert 1 is made of an aluminum oxide-based composite sintered body constituted by a ternary ceramic material including aluminum oxide, silicon carbide, and a sialon. The sialon in the...
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7947620 |
Mullite bodies and methods of forming mullite bodies
A method of forming a porous mullite composition of acicular mullite grains having improved properties is described, where the mullite is formed at some time in the presence of a fluorine...
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7939458 |
Refractory brick
A refractory brick having durability equal to alumina-magnesia castable materials, which is especially suitable for a ladle for steel making is provided. A refractory brick prepared by using an...
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7858547 |
Ceramic with improved high temperature electrical properties for use as a spark plug insulator
An insulator including alumina in an amount between about 90 and about 99% by weight and an oxide mixture or glass mixture including Boron Oxide, Phosphorus Oxide, or both Boron and Phosphorus Oxide.
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7854882 |
Moldable and low-temperature cure high-temperature composites
A method for preparing a high-temperature heat-resistant composite material by combining a mixture of submicron alumina powder and submicron silica powder, wherein the ratio of alumina to silica is...
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7833923 |
Monolithic refractory material having low expansibility, high strength, and crack extension resistance
A monolithic refractory material is provided by a method including the steps of kneading cordierite powder having a median diameter in a range of 10 to 50 μm, and having a sharp mountain-like ...
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7825053 |
Sintered spherical pellets
Sintered, spherical composite pellets or particles comprising alumina fines, at least one of clay and bauxite and optionally a sintering aid, are described, along with a process for their...
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7825052 |
Refractory material for reduced SiO2 content
A refractory material used in refractory furnace liners, combustion chambers, baffles and artificial fire logs includes alumina silicate; an additive comprising at least one of silicon carbide,...
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7820278 |
Refractory mortar cured material
A refractory mortar cured material is formed in the surface or joint portions of a ceramic refractory material, such as fire bricks used in the lining of melting furnace or firing furnace used at...
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7799717 |
Spark plug having a ceramic insulator with improved high temperature electrical properties
A spark plug which includes a center electrode metal shell and an insulator disposed therebetween utilizes for the insulator or ceramic with improved high temperature electrical properties which...
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7727920 |
Process for production of ceramic porcelains, ceramic procelains and electronic components
0.5 to 30 parts by weight of a hexagonal celsian powder is added to 100 parts by weight of a ceramic raw material powder to give a mixture. The mixture is sintered to give a ceramic porcelain so as...
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7704442 |
Process for producing honeycomb structure
A process for producing a honeycomb structure by obtaining clay from a cordierite-forming raw material containing an alumina source, a silica source, and a magnesia source; and forming the clay...
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7704296 |
Fine porosity low-microcracked ceramic honeycombs and methods thereof
Disclosed are high-porosity cordierite honeycomb substrates having fine pore size, narrow pore size distribution, little or no microcracking, and a high thermal shock resistance. The porous ceramic...
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7696116 |
Implementing a pressure-induced phase transformation in beta-eucryptite to impart toughening
The invention provides composite materials comprising eucryptite particles distributed in a matrix material other than eucryptite. The matrix material may be a ceramic material such as an oxide...
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7678723 |
Sintered spherical pellets
Sintered, spherical composite pellets or particles comprising alumina fines, at least one of clay and bauxite and optionally a sintering aid, are described, along with a process for their...
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7648934 |
Precursor compositions for ceramic products
A precursor composition for the production of granulated ceramic material to be used as hydraulic fracture proppant, comprises 20 to 55% pyroxene, and 15 to 50% olivine. The remaining component is...
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7628878 |
Ceramic material suitable for repair of a space vehicle component in a microgravity and vacuum environment, method of making same, and method of repairing a space vehicle component
A precursor of a ceramic adhesive suitable for use in a vacuum, thermal, and microgravity environment. The precursor of the ceramic adhesive includes a silicon-based, preceramic polymer and at...
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7615201 |
Spherical particles of silica-containing compound oxide and method of production
By using a halogen-free siloxane and an organometallic compound containing at least one metal other than silicon as feed stocks, and simultaneously atomizing and burning them in a flame, spherical...
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7528087 |
Porous mullite bodies and methods of forming them
A porous mullite composition is made by Forming a mixture of one or more precursor compounds having the elements present in mullite (e.g., clay, alumina, silica) and a property enhancing compound....
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7510991 |
Noise suppressor for electronic signals
The present invention is directed to a noise suppressor for electronic signals. The noise suppressor at least includes Aluminum Oxide (Al2O3) that is sintered under high temperature, resulting in...
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7473464 |
Porous material and method for production thereof
According to the present invention, a porous material is characterized by comprising: a connected structure formed by combining silicon carbide which is an aggregate with cordierite which is a...
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7446067 |
Ceramic green sheet and ceramic substrate
A ceramic green sheet of the invention contains an inorganic powder and an organic resin and is characterized in that the inorganic powder contains 72 to 98% by weight of aluminum oxide, 1 to 12%...
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7335617 |
Refractory product for a checker work element of a glass furnace regenerator
The invention relates to a melted and cast refractory product which is intended, for example, for a checker work element of a glass furnace regenerator, having the following average chemical weight...
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7309674 |
Refractory composition and process for the repair of a hot refractory wall
The present invention relates to refractory composition consisting essentially of 40-90 dry weight % of amorphous silica aggregates, up to 40 dry weight % of alumina based compounds 10-15 dry...
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7307033 |
Method for producing α-alumina particulate
A method for producing an α-alumina particulate is described. The method for producing an α-alumina particulate comprises steps of (Ia) and (Ib), or a step of (II): (Ia) removing water from a m...
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7300898 |
Low CTE cordierite body
Disclosed is a sintered ceramic article that exhibits a primary crystalline phase of cordierite having an analytical oxide composition, expressed in weight percent on an oxide basis, of 49-53%...
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7285507 |
Ceramic composition being fired at low temperature and having high strength and method for preparing the same, and laminated electronic parts using the same
A high-strength, low-temperature-sintered ceramic composition having a structure comprising a SrAl2Si2O8 Crystal and an Al2O3 crystal, the SrAl2Si2O8 crystal being composed of hexagonal SrAl2Si2O8...
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7258707 |
AI2O3-La2O3-Y2O3-MgO ceramics, and methods of making the same
Al2O3—La2O3—Y2O3—MgO ceramics (including glasses, crystalline ceramics, and glass-ceramics) and methods of making the same. Ceramics according to the present invention can be made, formed as, or co...
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7259120 |
Aluminum titanate ceramic articles and methods of making same
An aluminum titanate ceramic article having a predominant crystal phase of aluminum titanate and a material composition including aluminum, titanium, silica, an alkaline earth metal (e.g., at least...
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7250384 |
Method for producing cordierite-based porous material
A method of manufacturing a cordierite porous body of the present invention is a method of manufacturing the cordierite porous body using a cordierite forming material including an Al source, an Si...
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7237596 |
Thermal shock resistant casting element and manufacturing process thereof
The present invention concerns an element for the casting of a liquid metal, comprising a base body made from a refractory material, said body comprising an outer surface and an inner surface...
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7229940 |
Dense cordierite based sintered body and method of manufacturing the same
A dense cordierite based sintered body is provided, containing at least 93% by mass of cordierite among crystal components present in the sintered body. The average particle diameter of the...
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7211533 |
Oxide porcelain composition, ceramic multilayer substrate, and ceramic electronic component
An oxide porcelain composition includes at least one metal element selected from Al, Si, Ba, B and Cr. The oxide porcelain composition contains about 11.5 weight percent to 60.0 weight percent of...
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7204878 |
Refractory mixes containing condensed tannin and furfuryl alcohol, and their uses
This invention relates to refractory mixes produced by mixing a refractory material with an organic binder and heating to a temperature of typically from about 50° C. to about 100° C. to form a s...
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7182891 |
Non-basic refractory compound as well as its uses
This invention concerns a non-basic refractory batch as well as its use.
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