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8003032 |
System and method for processing material
A system for processing materials includes handling and cutting stations positioned at appropriate positions along first and second conveying portions. A crust cutting station is positioned along...
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7837925 |
Method for laser drilling a component made of a ceramic matrix composite, the method including a step of trepanning and a step of removing slag by enlarging the laser beam, hold obtained by this method, component made of a ceramic matrix composite containing it, and turbojet comprising such a component
A method of drilling holes in a component made of a ceramic matrix composite with a laser beam. The method includes: a percussion first step during which an initial hole having an initial diameter...
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7351364 |
Method of manufacturing a hybrid structure
A method of manufacturing a hybrid structure (100) having a layer of CMC material (28) defining an interior passageway (24) and a layer of ceramic insulating material (18) lining the passageway....
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7261609 |
Spark plug manufacturing apparatus and method of manufacturing spark plug
The spark plug manufacturing apparatus includes a holding plate formed with a plurality of mounting holes penetrating from a front surface to a rear surface thereof for holding therein hollow...
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7247269 |
Method for making a spiral array ultrasound transducer
The present invention relates to a method for making an ablation transducer having a plurality of helical elements that can be operated out of phase to orient the acoustical energy beam forward or...
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7144545 |
Process for the production of ceramic bearing components
The invention relates to a process for the production of ceramic bearing components in which a mixture of a metallo-organic compound and a chemically reactive filling substance is subjected to a...
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7135426 |
Erosion resistant process chamber components
A substrate processing chamber component demonstrates reduced erosion in an energized gas. The component has a ceramic structure composed of aluminum oxide with a surface exposed to the energized...
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7112294 |
Method of producing ceramic body
This invention provides a production method of a ceramic body that can use waste and defectives generated during a production process. The invention includes a dust removal step of removing dust...
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6919289 |
Methods and compositions for low thermal expansion ceramic
Methods and compositions are provided for making low temperature sintering ceramic bodies that have very low thermal expansion and low porosity.
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6902790 |
Ceramic sheet and process for producing the same
A ceramic sheet has a burr height on the periphery of the sheet of ±100 μm or less and/or a dimple height on the sheet surface of 100 μm or less, as determined by irradiating the sheet with a la...
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6884386 |
Method of toughening and modifying ceramic and ceramic products
When a sintered body of ceramic is shot-blasted at normal temperatures to plastically deform the crystal structure of the shot-blasted surface to apply residual stress and is heat-treated to...
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6805830 |
Method for producing a sensor element
A method for manufacturing a sensing element is provided, in particular for determining the oxygen content in exhaust gases of internal combustion engines, a composite construction having at least...
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6737010 |
Process for heat treating ceramics
A process for making a heat treated ground ceramic cutting tool and the resultant cutting tool. The process includes the steps of: providing an uncoated ground ceramic cutting tool having at least...
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6726866 |
Method of making a sintered friction member
In a method of manufacturing a friction member used for a vibration wave driving apparatus including a vibration member, a contact member which is brought into frictional contact with the vibration...
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6630098 |
Process for manufacturing silicon carbide valve disc for nuclear reactors
A main steam relief valve for use in a nuclear power plant. The valve disc includes a cylindrical first end of uniform external and internal circumference, a conical opposite end, an external...
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6607691 |
Versatile method for manufacturing ceramic tiles of different formats
A highly versatile method for manufacturing ceramic tiles of different formats, a plant for its implementation, and tiles obtained thereby includes the following operational stages. First, a single...
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6605249 |
Ceramic guide block and method of manufacture
A guide block is provided for supporting a blade within a saw, such as a band saw, the guide block being formed from a ceramic material. A ceramic material is provided in powder form initially and...
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6495073 |
Method for the manufacture of medical, dental-medical, dental-technical and technical parts from ceramics
For the manufacture of shaped parts (6) from ceramics, for example for dental-technical purposes, first of all a powdery ceramic raw material is compressed to form a ceramic green compact (4). The...
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6495072 |
Method for making basis for a dental restoration
A method for producing a ceramic material, subsequently including mixing ceramic material, such as oxidic ceramic material, which as a raw material essentially comprises aluminum oxide, zircon...
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6464906 |
Method of manufacturing spherical bodies by rotation, spherical bodies made by the method and a powder composition for use in the method
A method of making spherical bodies from powder, which comprises (1) preparing an adjusted powder so as to have at least one powder characteristic selected from the group consisting of an average...
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6352669 |
Method for sintering mechanisms
The invention utilizes green support structures during sintering to maintain the shape, reduce sagging and prevent separate part sections from coming into contact and fusing together during the...
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6294125 |
Method for changing the dielectric properties of a ceramic matrix composite
A method for changing the dielectric properties of a polymer impregnated and pyrolyzed ceramic matrix composite (polymer impregnated and pyrolyzed ceramic matrix composite) is disclosed. The...
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6258440 |
Ceramic parts and a producing process thereof
A sintered ceramic part to be exposed to a corrosive gas, a surface of said ceramic part being machined, wherein each of grains exposed to the machined surface of the ceramic part is formed with a...
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6254819 |
Forming channel members for ink jet printheads
A method of making an ink jet printer channel member for use in ink delivery includes molding piezoelectric ceramic powders into a slab in the green state having top and bottom surfaces, forming...
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6235233 |
Materials feeder equipment
An improved materials feeder equipment includes highly efficient, durable, and wear and abrasion resistant sliding contact elements. In particular, the equipment has a feeder box and a ware plate...
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6228299 |
Gelcasting compositions having improved drying characteristics and machinability
A gelcasting composition has improved drying behavior, machinability and shelf life in the dried and unfired state. The composition includes an inorganic powder, solvent, monomer system soluble in...
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6214284 |
Process for manufacturing a sintered structural ceramic part of aluminum nitride
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6168746 |
Injection molding of ferroelectric articles
A method for injection molding fine particulate ceramic ferroelectric materials to form an article such as ink jet printhead includes the steps of spray drying fine particulate ceramic...
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6132672 |
Ceramic high-temperature coloring process
Composition for coloring ceramic articles obtained from ceramic mass containing TiO2 as such, in shades ranging from yellow to orange, consisting of an aqueous or hydroalcoholic solution to be...
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6106585 |
Process for making diamond and cubic boron nitride cutting elements
A high pressure/high temperature process is disclosed for making polycrystalline diamond or CBN compacts having chip control surfaces formed thereon. Making these chip control surfaces is...
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6083452 |
Near net shape fabrication of ceramic radomes
A radome is fabricated by mixing a mass of ceramic powders, a dispersant chemical, a prepolymer material, and a solvent together to form a casting mixture, which is then cast into a mold having the...
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6066279 |
Gelcasting methods
A method of gelcasting includes the steps of providing a solution of at least hydroxymethylacrylamide (HMAM) and water. At least one inorganic powder is added to the mixture. At least one initiator...
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6063323 |
Process and installation for making extruded sintered ceramic artifact
A process and installation are provided for making an extruded sintered ceramic product. The method involves extruding a moist profile and simultaneously drying it with microwave radiation as it is...
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6033619 |
Method for manufacturing ceramics having fine holes
A method for manufacturing ceramics with fine hole(s) includes the steps of: forming independently ceramic compacts, said ceramic compacts having their shapes corresponding to the divided parts of...
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6010648 |
Process for the production of spherical ceramic granules
Production process for spherical ceramic granules which includes pulverizing a dried product of a ceramic material; calcinating the pulverized product at a temperature of about 300 to 900° C.; ...
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5961916 |
Method of manufacturing a passage tube for passing plasma producing gas
A passage tube including a ceramic tube body through which plasma producing gas passes and is irradiated from outside the ceramic tube body with ultraviolet rays, and a ceramic flange member joined...
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5958328 |
Process of making loess-containing fiber
Provided with a loess-containing fiber and its manufacturing method wherein the fiber contains loess that generates far-infrared rays and has antibiotic and disinfectant properties, the method...
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5925309 |
Method for the extrusion of ceramic filter media
A method of manufacturing ceramic filter media for water filters involves the steps of mixing a plurality of raw ceramic materials and a plurality of extrusion-aid materials to form a mixture of...
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5909083 |
Process for producing plasma display panel
A process for producing a plasma display panel, involving the formation of a predetermined pattern for a plasma display panel, including an electrode pattern and a barrier for defining a discharge...
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5900207 |
Solid freeform fabrication methods
A fused deposition process is used to form three-dimensional solid objects from a mixture including a particulate composition dispersed in a binder. The article is formed by depositing the mixture...
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5879553 |
Apparatus for filtering particulate matter from a fluid and method of making same
The present invention is directed towards an apparatus for filtering particulate matter from a fluid. The apparatus is adapted to be placed within a bore of a housing, and in the preferred...
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5865930 |
Formations of spacers suitable for use in flat panel displays
The invention provides spacers for separating and supporting a faceplate structure and a backplate structure in a flat panel display, and methods for fabricating these spacers. Each spacer is...
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5853513 |
Method of producing a stator for a disk drive motor
A disk drive is disclosed including a substantially monolithic stator. The stator is formed by a metal injected molding (MIM) process in which high silicon iron is sintered to produce a stator made...
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5817245 |
Method of and apparatus for tribochemically finishing ceramic workpiece
An abrasive wheel made of an abrasive which is chemically reactive with a ceramic workpiece and a binder mixed with the abrasive is held against the ceramic workpiece at a temperature ranging from...
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5795537 |
Method of producing composite oxide ceramics
The present invention provides a method of producing composite oxide ceramics which is capable of efficiently producing single-phase multi-component metal oxide ceramics having less impurity phase...
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5776408 |
Method of engraving green ceramic articles
A method of engraving pre-sintered ceramic articles involves providing a source of laser energy for forming a polyester mask having a predetermined spiral pattern etched therein. To form the...
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5738820 |
Sintered silicon nitride-based body and process for producing the same
A sintered silicon nitride-based body comprising 20% or less by weight of a grain boundary phase and the balance being a major phase of grains of silicon nitride and/or sialon, wherein the major...
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5730928 |
Method of making air lubricated hydrodynamic ceramic bearings
A method of making a hydrodynamic ceramic bearing includes the steps of providing ceramic powder comprising a first concentration of particulate aluminum oxide and a second concentration of...
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5725825 |
Method of producing piezoelectric element
A method of producing a cylindrical piezoelectric element includes: (a) injecting the molding fluid containing calcined powder of piezoelectric material in a mold having cylindrical cavity and...
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5725813 |
Process for the production of spongiosa bone ceramic shaped articles
The invention relates to a process for the production of spongiosa bone ceramic shaped articles with geometrically irregular shapes and rounded angles and edges, which have no mechanically unstable...
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