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| Number | Title | Issue Date |
| 8133429 | Methods for manufacturing a phase-change memory device In a method of forming a chalcogenide compound target, a first powder including germanium carbide or germanium is prepared, and a second powder including antimony carbide or antimony is prepared. A third powder including tellurium carbide or tellurium is prepared. A... | 03/13/2012 |
| 7897098 | High total transmittance alumina discharge vessels having submicron grain size The present invention uses a post-sinter-HIP anneal to increase the total transmittance of ceramic discharge vessels comprised of a submicron-grained alumina doped with MgO. After the anneal, the submicron-grained alumina discharge vessels have high values of both t... | 03/01/2011 |
| 7875234 | Method of making and method of use of fine-grained polyarylene ether ketone powder A milling process for the preparation of fine-particled polyarylene ether ketone comprises milling a porous polyarylene ether ketone having a BET surface area of more than 1 m2/g. ... | 01/25/2011 |
| 7846378 | Preparation of a dense, polycrystalline ceramic structure Ceramic nanopowder was sealed inside a metal container under a vacuum. The sealed evacuated container was forced through a severe deformation channel at an elevated temperature below the melting point of the ceramic nanopowder. The result was a dense nanocrystalline... | 12/07/2010 |
| 7763204 | Manufacturing process and apparatus A manufacturing process that comprises placing an article within a particulate medium (4), the article being provided with a molded body (8) of small ceramic particles. On application of heat and pressure the small ceramic particles are pushed between ... | 07/27/2010 |
| 7678325 | Use of a metal and Sn as a solvent material for the bulk crystallization and sintering of diamond to produce biocompatbile biomedical devices A combination of a metal and Sn may be used as a solvent material for bulk crystallization and sintering of single crystal diamond to form a biocompatible and corrosion-resistant biomedical device. ... | 03/16/2010 |
| 7641847 | Component forming method A component can be formed by a hot isostatic pressing (HIP) process but it is necessary to reinforce intricate internal structures against collapse and deformation by the hot isostatic pressing process. The present method utilizes a low melting point salt or alloy r... | 01/05/2010 |
| 7569176 | Method for making a sintered superhard prosthetic joint component Use of Ti and Nb cemented in TiC in prosthetic joints, such as prosthetic joint components made from sintered superhard materials. ... | 08/04/2009 |
| 7459122 | Methods of forming aluminum oxynitride-comprising bodies, including methods of forming a sheet of transparent armor The invention includes methods of forming an aluminum oxynitride-comprising body. For example, a mixture is formed which comprises A:B:C in a respective molar ratio in the range of 9:3.6-6.2:0.1-1.1, where “A” is Al2O3, “B” is AlN, and ... | 12/02/2008 |
| 7399722 | Alumina/zirconia ceramics and method of producing the same Composite ceramics having a high strength, a high toughness and an excellent abrasion resistance, and a method of producing the same. The composite ceramics comprises 10 to 30 mass % of a zirconia crystal phase including Ce-stabilized zirconia crystal particles whic... | 07/15/2008 |
| 7285241 | Method of manufacturing hard material components The present invention relates to a method of making a sintered body comprising one or more hard constituents in a binder phase by injection molding or extrusion. According to the invention, the granulating agent during drying is an ethylene oxide polymer and the bin... | 10/23/2007 |
| 7175798 | Cutting tool insert and method for producing the same An improved cutting tool insert and a method for the preparation of such cutting tool insert, having a sintered alumina and silicon carbide whisker composite material body, comprising the steps of milling and mixing the powdered starting materials of said composite ... | 02/13/2007 |
| 7144548 | Method for binder extraction and sintering of green bodies in a state of weightlessness Gravitational sag and shape distortion by friction over supporting hardware during binder removal and sintering of green bodies made from sinterable particulate materials are overcome by processing in a supercritical fluid medium at a pressure whereby the density of... | 12/05/2006 |
| 7094718 | ESD dissipative ceramics This invention relates to a dense ceramics having ESD dissipative characteristics, tunable volume and surface resistivities in semi-insulative range (103-1011 Ohm-cm), substantially pore free, high flexural strength, light colors, for desired E... | 08/22/2006 |
| 7088570 | Carbonized product used for production of activated carbon for electrode of electric double-layer capacitor A carbonized product 10 used for production of activated carbon for an electrode of an electric double-layer capacitor, includes a plurality of crystallites 12 each having a graphite structure in an amorphous carbon matrix 11. The interlayer dis... | 08/08/2006 |
| 6878456 | Polycrystalline translucent alumina-based ceramic material, uses, and methods A polycrystalline translucent aluminum oxide ceramic material having an average grain size of no greater than 1.0 micron and a Contrast Ratio value of less than about 0.7. The material can be in the form of a dental mill blank, dental prosthesis or other dental arti... | 04/12/2005 |
| 6861130 | Sintered polycrystalline gallium nitride and its production Polycrystalline gallium nitride (GaN) characterized by having the atomic fraction of gallium ranging from between about 49% to 55%, an apparent density of between about 5.5 and 6.1 g/cm3, and a Vickers hardness of above about 1 GPa. Polycrystalline GaN ca... | 03/01/2005 |
| 6843943 | Method of producing bioactive composite materials The present invention relates to a method of producing improved bioactive composite materials based on apatite, mainly for supporting functions in dental and orthopaedic applications, by adapting closure temperature and applying of pressure in closed systems using t... | 01/18/2005 |
| 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 |
| 6764619 | Solid freeform fabrication of lightweight lithography stage A method of making an EUV lithography stage structure includes depositing a layer of a Ti doped SiO2 glass powder in a confined region to provide an underlying layer; applying a binder to form a primitive with the binder bonding the glass powder together ... | 07/20/2004 |
| 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 a portion thereof ground; and heat treating the uncoated ground ceram... | 05/18/2004 |
| 6613270 | Method of forming superconducting composite article A novel process of the production and processing of high quality, high Tc BSCCO or (Bi,Pb)SCCO superconductors starts with fabrication of a forming a bundle including a plurality of billets, each billet containing at least one filament comprisi... | 09/02/2003 |
| 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 |
| 6355211 | Method for manufacturing high performance components A method for producing high performance components by the consolidation of powdered materials under conditions of hot isostatic pressure. The method uses the inclusion of reactive materials mixed into pressure-transmitting mold materials and into the powd... | 03/12/2002 |
| 6348428 | High-purity crystalline inorganic fiber, molded body thereof, and method of production thereof A crystalline inorganic fiber or molded body thereof is thermally treated in gas atmosphere containing chlorine. The crystalline inorganic fiber or molded body thereof contains small impurities such as Fe, Cu and Ni. For example, Fe is 15 ppm or less, Cu ... | 02/19/2002 |
| 6309594 | Metal consolidation process employing microwave heated pressure transmitting particulate A method of consolidating metal powder to form an object, includes: a) pressing the powder into a preform, and preheating the preform to elevated temperature, b) providing flowable pressure transmitting particles and transmitting microwaves into the particles ... | 10/30/2001 |
| 6210633 | Method of manufacturing articles of complex shape using powder materials, and apparatus for implementing this method The present invention offers a novel method of manufacturing articles of a complex shape by subjecting powder material to Hot Isostatic Pressing (HIP). The method involves manufacturing a capsule with at least one insert. The capsule is filled with outgas... | 04/03/2001 |
| 6187253 | Method of preparing indium oxide/tin oxide target for cathodic sputtering An indium oxide/tin oxide powder with 5-15 wt. % tin oxide is subjected to an annealing treatment at Tࣙ1, 000° C. and is then partially reduced and subjected to hot isostatic pressing to produce a sputtering target with a density of at least 95% of the... | 02/13/2001 |
| 6080341 | Process for making an indium-tin-oxide shaped body A process for making an indium-tin-oxide shaped body, comprising: (a) filling an indium-tin-oxide powder into a first flexible mold, the indium-tin-oxide powder having a specific BET surface of at most 3 m2 /g with a mean primary particle size ... | 06/27/2000 |
| 6001756 | Process for making a silicon carbide sintered body A silicon carbide sintered body according to the present invention is a silicon carbide sintered body having a density of 2.9 g/cm3 or higher, obtained by means of hot pressing a mixture of silicon carbide powder and a non-metal-based sintering... | 12/14/1999 |
| 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 in repeated layers of predefined thickness, with each laye... | 05/04/1999 |
| 5854158 | ZrO2 based ceramic material and method of producing the same A ZrO2 based ceramic material having excellent mechanical strength and fracture toughness comprises a first phase of ZrO2 grains containing CeO2 as a stabilizer and having an average grain size of 5 μm or less, a second p... | 12/29/1998 |
| 5849242 | Boron nitride Boron nitride articles are made by heat treating turbostratic BN powder to reduce its oxygen content to 5-8% (mesographitic BN), washing this heat-treated powder, mixing it with 5-8% amorphous boron, shaping the mixture, explosively compacting the shape b... | 12/15/1998 |
| 5827470 | Method for preparing a zirconia/zirconium diboride composite Preparing an electrically conductive ceramic composite by the steps of: 1) mixing and milling tetragonal zirconia alloy or a composite of zirconia-alumina with zirconium diboride, and 2) pressing in a die and sintering in an argon atmosphere between 1300° and... | 10/27/1998 |
| 5738817 | 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 in repeated layers of predefined thickness, with each laye... | 04/14/1998 |
| 5733489 | Method of producing titanium suboxide articles A method of making an article which includes a suboxide of titanium, the method involving binding Magneli phase powder into the shape of an article and subjecting the bonded shape to heat treatment including the step of controlling the temperature and pre... | 03/31/1998 |
| 5700418 | Method of manufacture of components made of sintered indium-tin-oxide solid-solution crystals A component made of sintered oxides of indium and tin and a method of manufacturing such a component. The mean size of the oxide particles is larger than 2 μm. The empirical density of the component is more than 95% of theoretical. The component is chara... | 12/23/1997 |
| 5565156 | Method of making a ceramic body There is disclosed a method of making a ceramic body where the body is sintered together from compacted parts to form a body with desired shape. The compacted parts are made of powder with less than 6 weight-% lubricant and the sintering is done by isosta... | 10/15/1996 |
| 5306673 | Composite ceramic material and method to manufacture the material The present invention relates to a method to manufacture a composite ceramic material having a high strength combined with bioactive properties, when the material is used as a dental or orthopedic implant, which includes preparing a powder mixture, mainly... | 04/26/1994 |
| 5284616 | Method for isostatic or pseudo-isostatic pressing employing a surrounding casing of glass A method for the manufacture of objects from powdered material by isostatic or pseudo-isostatic pressing. A porous body (10), with open pores in contact with the external surface(s), is preformed from a powdered material, whereupon at least one layer (11,... | 02/08/1994 |
