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7392581 |
Method for manufacturing a magnetic element
A plate member includes a frame portion ( 51 ) provided in a state of coupling both one end portion and other end portion and mounting terminal portions ( 44 ) protruding from the one end portion...
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7340823 |
Methods for forming head suspension assemblies
Embodiments include a method for forming a head suspension assembly. A spacer layer is formed in or on a silicon wafer. A transfer film including an opening defining the shape of a slider support...
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7326381 |
Applications of photocurable pre-ceramic polymers
A process for fabricating ceramic composites employs a thermoplastic photo-curable pre-ceramic polymer in which the component is shape by a variety of standard composite fabrication techniques,...
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7217386 |
Preparation of nanocomposites of alumina and titania
High-density composites of alumina and titania with nano-sized grains are prepared from aluminum titanate without the need to use nano-sized powder as a starting material. The preparation is...
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7207424 |
Manufacture of carbon/carbon composites by hot pressing
A mixture of carbon-containing fibers, such as mesophase or isotropic pitch fibers, a suitable matrix material, such as a milled pitch is compressed while resistively heating the mixture to form a...
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7148480 |
Polycrystalline optical window materials from nanoceramics
Optical windows for protecting infrared sensing instruments are manufactured from nano-sized crystallites by compressing the crystallites into a continuous mass under high pressure in the presence...
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7008573 |
Amorphous coke for special carbon material and production process for the same
Provided are an amorphous coke for a special carbon material characterized in that it is an amorphous coke obtained by blending a coal tar base heavy oil and/or a petroleum base heavy oil with a...
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6955776 |
Method for making a dental element
The present invention relates to a method for fabricating a functional dental element, such as a crown. According to the invention, use is made of a three-dimensional printing technique. The major...
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6942729 |
High pressure and high temperature apparatus
A design for high pressure/high temperature apparatus and reaction cell to achieve ˜30 GPa pressure in ˜1 cm volume and ˜100 GPa pressure in ˜1 mm volumes and 20-5000° C. temperatures in a...
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6905649 |
High-density barium titanate of high permittivity
A nano-sized powder of barium titanate is compacted and sintered by spark plasma sintering under conditions creating a high heating rate to achieve a densified material that demonstrates superior...
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6893601 |
Surface hardened carbon material and process of manufacturing
A carbon material is formed by heat-treating a carbonaceous material in a reaction mix of oxides of boron and boron nitride in a nitrogen atmosphere to temperatures of 1600 to 2000° C. The surface...
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6878337 |
Process for production of honeycomb structure
A process for producing a honeycomb structure, which comprises adding water to a mixed raw material of a raw material powder and a binder, kneading the mixture to obtain a plastic mixture, molding...
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6878331 |
Manufacture of carbon composites by hot pressing
A mixture of carbon-containing fibers, such as mesophase or isotropic pitch fibers, a suitable matrix material, such as a milled pitch is compressed while resistively heating the mixture to form a...
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6858173 |
Nanocrystalline ceramic materials reinforced with single-wall carbon nanotubes
Composites of ceramic materials, notably alumina or metal oxides in general, with single-wall carbon nanotubes are consolidated by electric field-assisted sintering to achieve a fully dense...
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6844378 |
Method of using triaxial magnetic fields for making particle structures
A method of producing three-dimensional particle structures with enhanced magnetic susceptibility in three dimensions by applying a triaxial energetic field to a magnetic particle suspension and...
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6814917 |
Alumina sintered body and process for producing the same
A process for producing a polycrystalline alumina sintered body which includes the steps of: subjecting alumina powder to ultrasonic irradiation, mechanical stirring not using a grinding medium, or...
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6780370 |
Process for producing microceramic tubes by radiation exposure of silicon-based polymers
A process for producing a SiC ceramic microtube by oxidizing the surface of an organosilicon polymer to become infusible by exposure to an ionizing radiation, extracting the uncrosslinked central...
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6767499 |
Fast prototyping method by laser sintering of powder
A succession of superposed digitized sections of an object are produced from a three-dimensional representation of the object. A powder or a mixture of powders is spread in the form of a fine layer...
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6725526 |
Method of forming microsuspension assemblies for direct access storage devices
Embodiments include a method for forming a head suspension assembly. A spacer layer is formed in or on a silicon wafer. A transfer film including an opening defining the shape of a slider support...
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6689305 |
Process for consolidating particulate solids and cleaning products therefrom II
A bed of particulate solids including some hydrated materials can be converted by controlled irradiation with subinfrared electromagnetic radiation into a unitary porous solid that is mechanically...
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6635215 |
Process for producing silicon carbide composites from silicon-based polymers by radiation application
Polycarbosilane is mixed with 5-35 wt % of polyvinylsilane to prepare a silicon-base polymer blend which is impregnated in silicon carbide fibers or fabrics to form a preceramic molding body which...
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6620370 |
Method for manufacturing opaque rib structures for display panels
Plasma addressed liquid crystal display ribs are formed by a method which includes forming a temporary mask on portions of a surface of a substrate, depositing a layer of a glass paste having a...
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6595819 |
Equipment for fabricating partitioning ribs of plasma display device
This invention provides equipment for fabricating partitioning ribs of a plasma display device. The equipment comprises a head, a driver, an X position sensor and a Y position sensor, a laser...
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6592798 |
Method for preparing eutectic ceramics
A method for advantageously producing sintered eutectic ceramics having a homogenous and dense structure, in particular, a eutectic containing a rare earth aluminate compound. The method allows...
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6568215 |
Method and apparatus for melting a particulate material
Apparatus suitable for vitrifying nuclear waste comprises a tunable microwave cavity connected by a first wave guide to a source of microwave energy; cooling coils for cooling the exterior of the...
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6399013 |
Method of manufacturing large-scale ceramics board
A method of manufacturing large thin wall ceramics board includes pulverizing and uniformly mixing, in dry content conversion, plasticity clay in an amount of 30-40% by weight, wollastonite having...
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6395214 |
High pressure and low temperature sintering of nanophase ceramic powders
A hot pressing method involves the simultaneous application of high pressure (1.5-8 GPa) at a relatively low temperature (0.2-0.6 T m ) High compaction pressure causes particle deformation, such...
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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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6291403 |
Method of manufacturing superconducting ceramics under a magnetic field
A high Tc superconducting ceramics material is produced by a method in which a mixture of chemicals in suitable amounts is compacted into a desired form. The compact mixture is then fired and, at...
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6264875 |
Preparation of multi-purpose magnetized and sintered ceramics
The present invention relates to a method for preparing multi-purpose magnetized and sintered ceramics, comprising the steps of adding water to a mixture of Maek-Ban Stone and soft sericite,...
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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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6217816 |
Method for rapid forming of a ceramic work piece
An inorganic binder and a dissolving agent are put into ceramic powder. They are mixed to form a plastic green mixture. Then the said mixture is formed into a thin green layer. Preferably, this...
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6200515 |
One-step synthesis and consolidation of nanophase materials
Solid reaction products with a dense nanocrystalline structure are formed from reactant particles with diameters in the nano-scale range by compacting the particles into a green body, then passing...
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6197243 |
Heat distribution ceramic processing method
A multi-layered heat distributor system is provided for use in a microwave process. The multi-layered heat distributors includes a first inner layer of a high thermal conductivity heat distributor...
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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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6117612 |
Stereolithography resin for rapid prototyping of ceramics and metals
Photocurable ceramic resins having solids loadings in excess of 40 volume percent and a viscosity of less than 3000 mPas are suitable for multi-layer fabrication of green ceramic parts by...
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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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6024909 |
Coated ceramic particles, a ceramic-base sinter and a process for producing the same
A process for producing a ceramic-base sinter, comprising sintering coated ceramic particles wherein the particles are prepared for sintering by the steps of: dispersing a powder of ceramic core...
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5940674 |
Three-dimensional product manufacture using masks
A process for making a component includes the steps of: depositing a layer of a porous material; positioning a mask near to the deposited layer; applying a bonding material that will cause any...
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5932524 |
Method of manufacturing superconducting ceramics
A high Tc superconducting ceramic material is produced by a method in which a mixture of chemicals in suitable amounts is compacted into a desired form. The compacted mixture is then fired and, at...
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5911941 |
Process for the preparation of thick-walled ceramic products
A process for the preparation of ceramic articles having a thickness of at least about 2.5 cm, which comprises: a) selecting the ceramic composition from the group consisting of silicate...
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5870663 |
Manufacture and use of ZrB.sub.2 /CU composite electrodes
The invention relates to ZrB 2 /Cu composites, and more specifically to methods of making ZrB 2 /Cu composite electrodes and methods of using ZrB 2 /Cu composite electrodes. ZrB 2 powder is...
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5866059 |
Polycrystalline BCN substance and method of producing same
In order to produce a new substance having a diamond crystal structure, the following steps are taken in order. First, a graphite-like substance is prepared which contains boron (B), carbon (C) and...
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5858299 |
Process for consolidating particulate solids
A bed of particulate solids including some hydrated materials can be converted by controlled irradiation with subinfrared electromagnetic radiation into a unitary porous solid that is mechanically...
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5849055 |
Process for producing inorganic microspheres
A process for producing inorganic microspheres (solid spheres or hollow spheres), which comprises pulverizing a material by wet pulverization to an average particle size of at most 5 μm to obtain...
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5837632 |
Method for eliminating porosity in micropyretically synthesized products and densified
A method for optimizing the performance characteristics of a combustion synthesized ceramic or metal ceramic product, including the steps of initially applying sufficient current to the product so...
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5808282 |
Microwave sintering process
A microwave susceptor bed useful for sintering ceramics, ceramic composites and metal powders is disclosed. The susceptor bed contains granules of a major amount of a microwave susceptor material,...
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5752155 |
Green honed cutting insert and method of making the same
A method of producing a cutting insert which includes the steps of: providing a generally homogeneous powder blend of powder components; forming the powder blend into a green body wherein the green...
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5730869 |
Porous ceramic filter
A porous ceramic filter obtainable from a thin and flat green filter material, wherein round components are punched out of the green material and stacked, leaving at least one hollow interior that...
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5728195 |
Method for producing nanocrystalline multicomponent and multiphase materials
A process for producing multi-component and multiphase nanophase materials is provided wherein a plurality of elements are vaporized in a controlled atmosphere, so as to facilitate thorough mixing,...
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