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| Number | Title | Issue Date |
| 8173063 | Process for producing a molding The invention relates to a process for producing a molding, comprising a disk-like or plate-like basic body -5- having a large number of knob-like and/or web-like elevations -4-3- which merge into the basic body -5- with inclined side sur... | 05/08/2012 |
| 8097202 | Method for making a refractory ceramic material having a high solidus temperature A powder metallurgy process for the manufacture of powders of a refractory ceramic material, comprising the consecutive steps of: (i) obtaining a dry mixture of a hafnium dioxide HfO2 powder and an yttrium oxide Y2 | 01/17/2012 |
| 7947214 | Process and product for making ceramic materials for semiconductor doping This process is a fused glass powder process for making ceramic billets for semiconductor dopants. The powder process uses a unique combination of steps for packing, compacting and heat treating the powders. The resulting billets may be tailored in composition to pr... | 05/24/2011 |
| 7879284 | Method for making sintered cubic halide scintillator material A method of making a cubic halide scintillator material includes pressing a powder mixture of cubic halide and at least one activator under conditions of pressure, temperature, residence time and particle size effective to provide a polycrystalline sintered cubic ha... | 02/01/2011 |
| 7524452 | Low temperature process for making radiopac materials utilizing industrial/agricultural waste as raw material A low temperature process for making radiopac materials is disclosed. The process utilizes industrial/agricultural waste as raw materials and includes mixing 11-88% w/w of the industrial/agricultural waste materials, 11-88% w/w of an alkali or alkaline earth metal c... | 04/28/2009 |
| 7504063 | Method of producing molded green body and producing insert by baking the green body A method of producing an insert which is to be embedded in a concrete structure comprises preparing a flexible mold, setting a cylindrical core in the flexible mold, pouring a powdered ceramic material into the flexible mold in such a manner to fully cover the cylin... | 03/17/2009 |
| 7438837 | Method of producing solid electrolyte and solid electrolyte A method of producing a solid electrolyte (3, 13) is disclosed wherein solid electrolyte material is prepared having a composition expressed by a formula: (1-x) ZrO2 {xSc2O3 (where x is a number equal to or greater than 0.05 and equa... | 10/21/2008 |
| 7431808 | Sputter target based on titanium dioxide An electrically conductive titanium dioxide sputter target with an electrical resistivity of less than 5 Ω-cm, which contains as an additive at least one doping agent or a mixture of doping agents in an amount of less than 5 mole %. The doping agent or agents are s... | 10/07/2008 |
| 7422697 | Composite sintered magnetic material, its manufacturing method, and magnetic element using composite sintered magnetic material A composite sintered magnetic material comprises a kind of metal powder at least one selected from the group consisting of Fe, Fe—Si type, Fe—Ni type, Fe—Ni—Mo type, and Fe—Si—Al type, and a ferrite layer formed from a kind of ferrite powder at least one... | 09/09/2008 |
| 7335323 | Method for producing cordierite ceramic body using reclaimed ceramic starting material A reclaimed ceramic starting material is produced from scrap generated in a method for producing a cordierite ceramic body. The scrap is an unnecessary part generated in a cutting step of cutting a dried ceramic molded article into a predetermined length or a defect... | 02/26/2008 |
| 7303699 | Method for producing a scintillator ceramic A method for producing high-density, translucent, scintillator ceramics by way of a pressure-less sintering carried out at an elevated temperature. According to the method, particles of a MOS composition are prepared using a specific wet milling method whereby being... | 12/04/2007 |
| 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 stable composite granulate. The refractor mixes comprise a major amoun... | 04/17/2007 |
| 7195734 | Device and method in connection with the production of structures Device in connection with the lithography of structures of nanometer size, which device comprises a first main part (1) with a first principally plane surface (2a) and a second main part (3) with a second principally plane surface (9 | 03/27/2007 |
| 7169725 | Ceramic products, raw batch formulations, and method The invention provides a method to transform large quantities of waste glass into useful ceramic products by a low-cost manufacturing process. The method improves green strength compared to previous methods, and does not require water or any other liquid solvent. On... | 01/30/2007 |
| 7163656 | Method for making dense polycrystalline aluminum oxynitride A dense polycrystalline aluminum oxynitride body is produced. According the method of production, aluminum oxide (alumina) powder and 26 to 40 mole % aluminum nitride powder is mixed to form a very fine powder mixture. The powder mixture is shaped and hot pressed at... | 01/16/2007 |
| 7077391 | Holding device for a ceramic blank A holding device comprises a cylindrical or prismatic, porous ceramic blank and elements for clamping in a machine tool for processing the blank by removing material, in order to produce a ceramic workpiece. A narrow frame is fixed by an adhesive connection over at ... | 07/18/2006 |
| 7029623 | Ceramic ball, ball bearing, motor having bearing, hard disk drive, polygon scanner, and method for manufacturing ceramic ball A method for manufacturing ceramic balls useful as ball bearings is described, wherein spherical green bodies are formed into ceramic balls having few pores and substantially uniform strength distribution, using a rubber die having a hardness not higher than 65.... | 04/18/2006 |
| 6998064 | Thermal insulating material and method of producing same A thermochemically stable oxidic thermal insulating material presenting phase stability, which can be used advantageously as a thermal insulating layer on parts subjected to high thermal stress, such as turbine blades or such like. The thermal insulating material ca... | 02/14/2006 |
| 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 |
| 6793873 | Melted-infiltrated fiber-reinforced composite ceramic A melt-infiltrated, fiber-reinforced composite ceramic containing high-temperature-resistant fibers, in particular fibers based on Si/C/B/N, which are reaction-bonded to a matrix based on Si and also a process for producing such a composite ceramic are described. Th... | 09/21/2004 |
| 6787235 | Consolidated amorphous carbon materials, their manufacture and use A carbon based material produced from the consolidation of amorphous carbon by elevated temperature compression. The material having unique chemical and physical characteristics that lend themselves to a broad range of applications such as in electrical, electrochem... | 09/07/2004 |
| 6787080 | Colloidal isopressing Colloidal isopressing provides a rapid method to form an engineering shape from a powder slurry, previously filtered to remove strength degrading inclusions. A slurry composed of a weakly attractive particle network, produced with a short-range, repulsive interparti... | 09/07/2004 |
| 6770230 | Surface finishing compression molding with multi-layer extrusion The compression molded article includes an outer plastic film layer, a first plastic layer adhered to the outer plastic film layer and a second plastic layer adhered to the first plastic layer. Long fibers having a length of from 8 to 100 mm are admixed with the sec... | 08/03/2004 |
| 6767503 | Method of producing ceramic A ceramic powder of grains having a shape-anisotropy is mixed with a calcined or uncalcined (or both) powder of a ceramic raw material. A ceramic slurry containing the produced mixed powder, a solvent and a binder is prepared and the ceramic slurry is formed into a ... | 07/27/2004 |
| 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 is pressed into a billet of compressed ceramic powder. Thi... | 08/12/2003 |
| 6599457 | Process for producing silicon nitride sintered body for use in ceramic heater for use in glow plug In the production of a silicon nitride sintered body through a hot press method, a sintering aid protecting agent is added to the raw material. The employable protecting agents are metallic elements such as Ta, W and Mo and compounds of the metallic eleme... | 07/29/2003 |
| 6592805 | Method for producing sintered electroceramic materials from hydroxide and oxalate precursors A method for producing electroceramic materials of high sintered density from hydroxide and/or oxalate precursors is disclosed. In this method the precursor(s) are compacted to form a preform, thermally treated, recompacted and then sintered to form finis... | 07/15/2003 |
| 6579467 | Ferroelectric composition, ferroelectric vapor deposition target and method of making a ferroelectric vapor deposition target The invention comprises ferroelectric vapor deposition targets and to methods of making ferroelectric vapor deposition targets. In one implementation, a ferroelectric physical vapor deposition target has a predominate grain size of less than or equal to 1... | 06/17/2003 |
| 6511645 | Consolidated amorphous carbon materials, their manufacture and use A carbon based material produced from the consolidation of amorphous carbon by elevated temperature compression. The material having unique chemical and physical characteristics that lend themselves to a broad range of applications such as in electrical, ... | 01/28/2003 |
| 6451222 | Ferroelectric composition, ferroelectric vapor deposition target and method of making a ferroelectric vapor deposition target The invention comprises ferroelectric vapor deposition targets and to methods of making ferroelectric vapor deposition targets. In one implementation, a ferroelectric physical vapor deposition target has a predominate grain size of less than or equal to 1... | 09/17/2002 |
| 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 Tm) High compaction pressure causes particle deformation, such that the green density increases with pressure up t... | 05/28/2002 |
| 6372165 | Cold isopressing method A cold isopressing method in which first and second layers of at least two layers are formed within an isopressing mold and the second of the layers is isostatically pressed against the first of the layers to compact the second layer. The layers can be fo... | 04/16/2002 |
| 6358441 | Cubic garnet host with PR activator as a scintillator material A transparent scintillator material for rapid conversion of exciting radiation, such as x-rays, to scintillating radiation. The scintillator material has a cubic garnet host, and has praseodymium as an activator. The scintillator material may be a polycry... | 03/19/2002 |
| 6338810 | Method for making apatite ceramics, in particular for biological use A process for manufacturing an apatite ceramic, especially for biological use involves the preparation of a homogeneous mixture of powders to form a hydroxyapatite of formula Ca10 (PO4)6 (OH)2, stoichiometric or... | 01/15/2002 |
| 6274080 | Method for preparing ceramic compositions A method for providing improved compaction, green density, green strength and surface finish properties in simulated stone and mineral-like materials from ceramic green bodies, based on addition of selected polymer additives during ceramic processing, is ... | 08/14/2001 |
| 6270702 | Method for manufacturing scintillator ceramic In a method for manufacturing scintillator ceramic by hot pressing a powder containing at least one rare earth oxisulfide (rare earth oxisulfide powder), in order to avoid light propagation due to carbonized imperfections in the ceramic, sulfur oxyacid an... | 08/07/2001 |
| 6248434 | Composite body comprising a hard metal, cermet or ceramic substrate body and method of producing same The invention concerns a composite body consisting of a hard metal, cermet or ceramic substrate body and at least one layer of a mechanically resistant material, a ceramic substance, a diamond-like layer, amorphous carbon and/or hexagonal boron nitride. T... | 06/19/2001 |
| 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 arranged for sliding contact, each having high precision te... | 05/22/2001 |
| 6228318 | Manufacturing method of ceramics component having microstructure In a method for manufacturing ceramic components, a resin mold is initially filled with a paste containing a ceramic material. Next, a ceramic powder is applied on the paste. The ceramic powder and paste are then press-formed and removed from the resin mo... | 05/08/2001 |
| 6190604 | Process for preparing a preform with high volume fraction SiC The present invention relates to a method of preparing a preform with a high volume fraction of SiC particles. A slurry containing SiC particles and binders is ball-milled and pressed in an apparatus to give a primary preform. This primary preform is drie... | 02/20/2001 |
