| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 264629000 |
Producing article having plural hollow channels
| 57 |
| 264642000 |
Shaping or treating of multilayered, impregnated, or composite-structured article
| 30 |
| 264614000 |
Of electrical article or electrical component (i.e., not insulator, per se)
| 29 |
| 264653000 |
Including plural heating steps
| 23 |
| 264681000 |
Producing metal oxide containing product
| 19 |
| 264638000 |
Shaping by extrusion (e.g., spinning, etc.)
| 17 |
| 264604000 |
Applying hot isostatic fluid pressure to preform using surrounding liquid (e.g., molten glass, melted tin, etc.) or fluid pressure-transmitting deformable sheath (e.g., metal foil, etc.)
| 14 |
| 264624000 |
Using organometallic or organosilicon intermediate
| 13 |
| 264645000 |
Introducing material under pressure into mold (e.g., injection molding, etc.)
| 12 |
| 264628000 |
Producing microporous article (e.g., filter, etc.)
| 12 |
| 264611000 |
Of magnetic (e.g., ferrite, etc.) article or component
| 11 |
| 264632000 |
Producing hollow article (e.g., tube, etc.)
| 10 |
| 264605000 |
Particular or specific manner of positioning, arranging, or conveying of plural articles or plural preforms (e.g., stacking, utilizing spacer, etc.) during sintering, vitrifying, or drying
| 10 |
| 264669000 |
Utilizing binder to add green strength to preform
| 9 |
| 264640000 |
Producing fiber containing article or fiber
| 7 |
| 264610000 |
Simultaneously burning, vaporizing, or melting of embedded element or core to form nonrandom void
| 6 |
| 264682000 |
Producing silicon carbide containing product | 5 |
| 20080237942 | METHOD FOR MANUFACTURING POROUS SILICON CARBIDE SINTERED BODY - A method for manufacturing a porous silicon carbide sintered body that includes manufacturing a silicon carbide molded body by using a raw material composition containing at least silicon carbide powder, silicon powder, and a binder. The method further includes carrying out a degreasing treatment on the silicon carbide molded body to manufacture a silicon carbide degreased body, and carrying out a firing treatment on the silicon carbide degreased body to manufacture a porous silicon carbide sintered body. The raw material composition has about 1 to about 3% by weight of the total amount of the silicon carbide powder and the silicon powder in a content of the silicon powder. And, the firing treatment is carried out at a temperature allowing silicon carbide powder to mutually form intergranular necks through counter diffusion. | 10-02-2008 |
| 20090295048 | Composite material and method of manufacturing the same - A composite material according to the invention includes X parts by volume of boron carbide, Y parts by volume of silicon carbide, and Z parts by volume of silicon as main components, wherein 10| 12-03-2009 | |
| 20110180977 | PROCESS FOR PREPARING A SILICON CARBIDE PART WITHOUT THE NEED FOR ANY SINTERING ADDITIVES - The invention relates to a process for preparation of a part comprising silicon carbide with an average nanometric grain size and a relative density of more than 97%, said process comprising:
| 07-28-2011 |
| 20140367897 | METHOD OF FABRICATING SILICON CARBIDE POWDER - A method of fabricating silicon carbide powder according to the first embodiment includes preparing a silicon carbide molded member by molding a silicon carbide material; preparing a silicon carbide agglomerate member by pulverizing the silicon carbide molded member; and preparing the silicon carbide powder by heat-treating the silicon carbide agglomerate member. A method of fabricating silicon carbide powder according to the second embodiment includes preparing a primary material having a first grain size and including silicon carbide; preparing a secondary material having a second grain size by agglomerating the primary material; and preparing the silicon carbide powder by heat-treating the secondary material. | 12-18-2014 |
| 20180025919 | METHOD FOR PRODUCING SILICON CARBIDE COMPOSITE MATERIAL | 01-25-2018 |
| 264621000 |
Utilizing sol or gel | 5 |
| 20090166936 | Sol-Gel Process for the Manufacture of Moulds for Photocatalytic Processes - A sol-gel process for the manufacture of moulds for use in photocatalysis. The process also relates to industrial pultrusion, extrusion and moulding processes in which use of moulds manufactured using the sol-gel process. The process provides for the provision of a sol which is gelled, drying of the gel with solvent extraction and then densification/sintering of the gel by heating with the formation of a transparent mould having a glassy consistency which is capable of permitting the passage of UV rays. | 07-02-2009 |
| 20110169200 | SOL-GEL PROCESS FOR PRODUCING MONOLITHIC ARTICLES OF VITREOUS SILICA - The present invention relates to a sol-gel process for producing monolithic articles of vitreous silica, comprising: preparing a dispersion of silica in water at acid pH; adding to said dispersion at least one alkoxysilane in a quantity such as to obtain a silica:alkoxysilane molar ratio between 6 and 30, and a water:alkoxysilane molar ratio between 40 and 200; modifying the dispersion pH by adding ammonium hydroxide or an amine or an aminoalkyl-alkoxysilane to obtain a sol; pouring the sol thus obtained into a mould; allowing the sol to gel to hence obtain a hydrogel; drying the hydrogel to obtain a dried gel; sintering the dried gel to obtain the vitreous silica article. By implementing this process, even large-dimension vitreous silica monolithic articles can be obtained substantially free of defects, with optimal optical properties, particularly in terms of UV and/or IR radiation transmittance. | 07-14-2011 |
| 20110260377 | X-RAY DETECTOR FABRICATION METHODS AND APPARATUS THEREFROM - A method includes fabricating an energy detector using a sol-gel process. | 10-27-2011 |
| 20120013051 | POROUS ANODE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND ANODE AND LITHIUM BATTERY EMPLOYING THE SAME - Provided are a porous anode active material, a method of preparing the same, and an anode and a lithium battery employing the same. The porous anode active material includes fine particles of metallic substance capable of forming a lithium alloy; a crystalline carboneous substance; and a porous carboneous material coating and attaching to the fine particles of metallic substance and the crystalline carboneous substance, the porous anode active material having pores exhibiting a bimodal size distribution with two pore diameter peaks as measured by a Barrett-Joyner-Halenda (BJH) pore size distribution from a nitrogen adsorption. The porous anode active material has the pores having a bimodal size distribution, and thus may efficiently remove a stress occurring due to a difference of expansion between a carboneous material and a metallic active material during charging and discharging. Further, the anode electrode and the lithium battery comprising the anode active material have excellent charge/discharge characteristics. | 01-19-2012 |
| 20160138383 | Method For Forming Lanthanide Scintillators - A method of forming a scintillator includes processing soluble precursor ceramic lanthanide materials to form a calcined powder. This powder is spark plasma sintered to density the calinced powder into a lanthanide scintillator. | 05-19-2016 |
| 264646000 |
Utilizing chemically reactive atmosphere other than air, per se, during sintering to convert precursor to ceramic material | 4 |
| 20100176541 | COMPOSITION FOR CERAMICS WITH CARBON LAYER AND MANUFACTURED METHOD OF CERAMICS USING THIS - Disclosed herein is a composition comprising 50 to 73% by weight of loess, 9 to 20% by weight of clay, 3 to 10% by weight of wood flour, 3 to 7% by weight of lignum carbonized carbon body powder, 11 to 15% by weight of water and 1 to 5% by weight of ceramic glaze to manufacture a ceramic moulding including a carbon layer therein. Preferably, the composition according to the present invention further comprises elvan powder and Schmotte. Meanwhile, the present invention also provides a method of manufacturing a ceramic moulding with a carbon layer comprising forming a moulding out of the composition and firing the formed moulding with oxidizing flames. | 07-15-2010 |
| 20190143559 | ADDITIVE MANUFACTURING IN AN ATMOSPHERE INCLUDING OXYGEN | 05-16-2019 |
| 20150329429 | CERAMIC SINTERED BODY AND METHOD OF MANUFACTURING CERAMIC SINTERED BODY - A ceramic sintered body according to the present invention comprises: silicon carbide and aluminum nitride, wherein a weight ratio of the aluminum nitride relative to a total weight ratio of the silicon carbide and the aluminum nitride is greater than 10% and 97% or smaller, and a bulk density is greater than 3.18 g/cm | 11-19-2015 |
| 20120098168 | METHOD OF MANUFACTURING SINTERED SILVER ALLOY BODY AND COPPER OXIDE-CONTAINING CLAY-LIKE COMPOSITION - A method of manufacturing a sintered silver alloy body of the present invention includes steps of adding copper oxide to a silver-containing clay-like composition that contains silver-containing metal powder containing silver, a binder, and water to manufacture a clay-like composition for forming a sintered silver alloy body; making an object by making the clay-like composition for forming a sintered silver alloy body into an arbitrary shape; and baking the object in a reduction atmosphere or a non-oxidizing atmosphere after the object is dried. | 04-26-2012 |
| 264671000 |
Particular or specific manner of positioning, arranging, or conveying of single article or preform (e.g., utilizing spacer, etc.) during sintering, vitrifying, or drying | 4 |
| 20080258359 | Low-temperature method of producing nano-scaled graphene platelets and their nanocomposites - A method of exfoliating a layered material to produce separated nano-scaled platelets having a thickness smaller than 100 nm. The method comprises: (a) providing a graphite intercalation compound comprising a layered graphite containing expandable species residing in an interlayer space of the layered graphite; (b) exposing the graphite intercalation compound to an exfoliation temperature lower than 650° C. for a duration of time sufficient to at least partially exfoliate the layered graphite without incurring a significant level of oxidation; and (c) subjecting the at least partially exfoliated graphite to a mechanical shearing treatment to produce separated platelets. The method can further include a step of dispersing the platelets in a polymer or monomer solution or suspension as a precursor step to nanocomposite fabrication. | 10-23-2008 |
| 20080197544 | HEATING FURNACE AND METHOD FOR MANUFACTURING HONEYCOMB STRUCTURE - A heating furnace for calcining an object to be heated. The heating furnace includes a wall defining a furnace space and configured to receive the object in the furnace space, and a heating device configured to raise a temperature within the furnace space. The heating furnace also includes an oxygen supply channel configured to introduce gases containing oxygen into the furnace space. The oxygen supply channel is formed as an opening in a part of the wall surrounding the furnace space. The heating furnace further includes a gas discharge channel fluidly connected to the furnace space and configured to discharge gases in the furnace space to an outside of the furnace space, and a measurement device installed in the gas discharge channel and configured to measure properties of the gases passing through the gas discharge channel. | 08-21-2008 |
| 20140183800 | MANUFACTURE OF CUTTING ELEMENTS HAVING LOBES - An apparatus for forming a cutting insert may include a compression device having a sleeve with a bore. The sleeve may receive a substantially hollow can. Solid particulates may be positioned within the can, and a substrate material or other punch may also be positioned in the can. A forming device adjacent an end of the can in which the solid particulates are located may include at least one protrusion extending into the bore. The protrusion may be adapted to deform the can while also forming the plurality of solid particulates into a solid mass having one or more reliefs and/or lobes. A method may include pressing the solid particulates while within a can to form a solid mass having one or more reliefs or lobes. An HPHT process may be performed to bond the solid mass to a substrate material. | 07-03-2014 |
| 20160016329 | METHOD OF FORMING GREEN PART AND MANUFACTURING METHOD USING SAME - A method of manufacturing a part, including providing a green body made of powder injection molding material and connected to a solid support member partially contained in the green body. The support member is engaged with a retaining fixture of a machine tool. While supporting the green body through the engagement between the support member and the retaining fixture, the green body is machined to obtain a machined green part. The machined green part is debound and sintered. A method of forming a powder injection molding part in a green state including machining a molded body using a machine tool while supporting the blank with a retaining fixture, and a machining blank having a green body and a solid support member including one locating feature of a pair of complementary locating features snuggly engageable with one another are also discussed. | 01-21-2016 |
| 264679000 |
Of clay containing material | 3 |
| 20100090378 | METHOD OF MAKING BUILDING BLOCKS FROM CLAY-CONTAINING COMPOUNDS - A method of making a building block from clay-containing compounds, which includes employing a major amount of such clay-containing material in combination with a calciferous additive and water to cure the shape the same under the influence of controlled pressure and temperature for a pre-determined time to create building block which is characterized by a mineralogical crystalline phase. The clay-containing compound includes a mixture of fine particulate material and coarser particulate material. The product produced by the method is also disclosed. | 04-15-2010 |
| 20110074069 | THE METHOD OF MANUFACTURING BUILDING BRICK - Dry compound from clay, quartz sand, starch as binding addition agent is prepared, 20% of water solution of sodium hydroxide is added to it, the obtained mixture is formed and exposed to bake for 1.5 hour under 960-1050 deg. C., at that, the ratio of quartz sand and clay is 2.33:1, and the ratio of dry compound and solution of sodium hydroxide is 6.25:1. Thus, the method is simplified, the obtained bricks have low heat transfer and low gravity, but are solid, cold, heat and chemical-resistant. | 03-31-2011 |
| 20140265063 | Process For the Manufacture of Phosphorus Removal Aggregate From Fractionating Sand Mine Waste Products - The present invention provides a process for producing granular material useful as a phosphorus removal aggregate and involves the mixing of a pulverized calcium or magnesium oxide material with a dewatered clay waste material in a paddle or ribbon type mixer until reaching a state of a uniform consistency paste like material and then allowing such material to cure for several days while periodically mixing to expose new surface area thereof to the air to facilitate evaporation until the water content of the cured material is less than six percent. | 09-18-2014 |
| 264674000 |
Involving specified composition of heating atmosphere, other than air | 3 |
| 20090079112 | Method of Sintering AlN Under a Methane-containing Nitrogen Atmosphere - The present method uses a methane-containing nitrogen gas sintering atmosphere to sinter aluminum nitride (AlN) to a high transmittance. The methane gas replaces the solid carbon charge material used in prior art sintering methods as the source of gaseous carbon. The amount of carbon in the methane-containing nitrogen gas is easily controlled by varying the partial pressure of methane in the nitrogen gas. In addition, the methane flow is stopped prior to the end of the sintering cycle to prevent darkening of the sintered part. | 03-26-2009 |
| 20110241267 | PLATE BRICK PRODUCTION METHOD AND PLATE BRICK - Disclosed is a method of producing a plate brick, which comprises: adding an organic binder to a refractory raw material mixture containing aluminum and/or an aluminum alloy; kneading them; forming the kneaded mixture into a shaped body; and burning the shaped body in a nitrogen gas atmosphere at a temperature of 1000 to 1400° C., wherein: when a temperature of a furnace atmosphere is 300° C. or more, the atmosphere is set to a nitrogen gas atmosphere; and when the temperature of the furnace atmosphere is 1000° C. or more, an oxygen gas concentration in the atmosphere is maintained at 100 volume ppm or less, and a sum of a carbon monoxide gas concentration and a carbon dioxide gas concentration is maintained at 1.0 volume % or less. This makes it possible to form a large amount of fine and uniform aluminum nitride in a plate brick to prevent microstructural degradation due to hydration caused by formation of aluminum carbide and suppress oxidation of a carbon bond so as to improve surface-roughening resistance. | 10-06-2011 |
| 20150351159 | CARBON HEATER, HEATER UNIT, FIRING FURNACE, AND METHOD FOR MANUFACTURING SILICON-CONTAINING POROUS CERAMIC FIRED BODY - A carbon heater to fire a silicon-containing material in a non-oxidizing atmosphere includes a cross-sectional shape of a substantially n-sided polygon, and n represents any one of 3 to 8. | 12-03-2015 |
| 264678000 |
With article cutting, punching or grinding | 3 |
| 20090096139 | Surface Treatment Process for Ceramic Mechanical Seal Rings of Pumps and Ring Obtained With Said Process - The present invention relates to a surface treatment process for ceramic mechanical seal rings of pumps, of the type comprising a first cold-moulding process of the ceramic powders in a suitable die and a second sintering process of the ring, characterised in that the moulding process is performed with a punch with head provided with a plurality of punctiform micro-projections; another object of the present invention is the seal ring obtained with the said process. | 04-16-2009 |
| 20090218735 | METHOD OF SYNTHESIS OF CERAMICS - The present invention relates to producing ceramic targets, which serves as a material source for magnetron, electron-beam, ion-beam and other film applying methods in micro-, opto-, nano-electronics. The aim of the proposed invention is to reduce the doping level of ceramics by non-controllable impurities, to increase a ceramic density and to improve performance characteristics of ceramic targets. In the method for synthesizing the ceramics doped by a low-melting metal consisting in that a mixture of components is pressed and sintered; as a doping additive, the mixture of components contains a low-melting metal and the surface of the main component particles is covered and moistened prior to pressing by the doping metal layer by grinding the mixture of the components. The grinding can be carried out at a melting temperature of the low-melting metal. In a particular case, for the synthesis of zinc oxide ceramic doped with gallium, the mixture of zinc oxide powder with gallium is triturated at a gallium melting temperature. The component mixture can contain a boron compound, as a binder and a doping additive, forming boron oxide during sintering. | 09-03-2009 |
| 20120326361 | POWDER COMPRISING ZIRCONIA GRANULES - The invention relates to a granulated powder intended, in particular, for the production of ceramic sintered parts, said powder having the following chemical weight composition, based on dry matter, namely: a zirconia stabiliser selected from the group containing Y | 12-27-2012 |
| 264667000 |
Including specified molding pressure or controlling of molding pressure (e.g., cold isostatic pressing, hydrostatic pressure, etc.) | 3 |
| 20100237547 | Preparation of bulk superhard B-C-N nanocomposite compact - Bulk, superhard, B—C—N nanocomposite compacts were prepared by ball milling a mixture of graphite and hexagonal boron nitride, encapsulating the ball-milled mixture at a pressure in a range of from about 15 GPa to about 25 GPa, and sintering the pressurized encapsulated ball-milled mixture at a temperature in a range of from about 1800-2500 K. The product bulk, superhard, nanocomposite compacts were well sintered compacts with nanocrystalline grains of at least one high-pressure phase of B—C—N surrounded by amorphous diamond-like carbon grain boundaries. The bulk compacts had a measured Vicker's hardness in a range of from about 41 GPa to about 68 GPa. | 09-23-2010 |
| 20130228957 | ROLLING BEARING, HUB UNIT, ROLLING CONTACT MEMBER, UNIVERSAL JOINT, TORQUE TRANSMISSION MEMBER FOR UNIVERSAL JOINT, AND METHOD OF PRODUCING THE SAME - A deep-grooved ball bearing including a rolling contact member formed of a sintered β-sialon inexpensive and capable of reliably ensuring sufficient durability includes an outer ring and an inner ring, and a plurality of balls arranged in contact with the outer ring and the inner ring on an annular raceway. The ball is configured of a sintered body that contains as a main component a β-sialon represented by a compositional formula of Si | 09-05-2013 |
| 20090295047 | METHOD FOR MANUFACTURING SINTERED COMPACT, SINTERED COMPACT MANUFACTURED BY THE METHOD AND CELL CULTURE BASE FORMED FROM THE SINTERED COMPACT - A method for manufacturing a sintered compact having high density, and a sintered compact manufactured by the manufacturing method are provided. The manufacturing method comprises the steps of preparing hydroxyapatite powder, molding a green compact, shaping the green compact, and sintering the green compact. Further, a method for manufacturing a sintered compact having high light permeability, and a sintered compact manufactured by the manufacturing method are provided. The manufacturing method comprises the steps of preparing hydroxyapatite powder, molding a green compact, shaping the green compact, primary sintering, and secondary sintering. Furthermore, a cell culture base formed from the sintered compact described above is provided, by which affinity of various cells with bone can be properly determined. Moreover, a cell culture base by which affinity of various cells with bone can be properly determined is provided. The cell culture base is mainly composed of a calcium phosphate based compound, and is highly compacted. | 12-03-2009 |
| 264650000 |
Casting of film (e.g., sheet, tape, etc.) | 2 |
| 20100194005 | METHOD AND APPARATUS FOR MANUFACTURING SLABS WITH VEINED EFFECT - During the manufacture of slabs with a veined effect a liquid or powder colouring agent is deposited on the surface of a thin layer of starting mixture by means of at least one dispensing device (40) and the resultant mixture is supplied, falling freely, from one end of an extractor belt ( | 08-05-2010 |
| 20150108697 | METHOD FOR PRODUCING FERRITE CERAMIC - A method for producing ferrite ceramic includes the steps of providing a ferrite powder; oven-drying the ferrite powder; adding organic additives into the oven-dried powder and mixing them to form a ferrite slurry; debubbling the ferrite slurry and then tape casting it into a green tape; heating the green tape in air to 300-500° C. for 5 h to remove the organic additives from the green tape; sintering the organic additives removed green tape at 900-1000° C. for 2-5 h to obtain ferrite ceramic. | 04-23-2015 |
| 264651000 |
Removal of liquid component or carrier through porous or absorbent mold surface (e.g., slip casting, etc.) | 2 |
| 20080258358 | Slip Containing Zirconium Dioxide and Aluminum Oxide and Shaped Body Obtainable Therefrom - Slip containing at least one aluminium oxide powder and at least one unstabilized zirconium dioxide powder, wherein
| 10-23-2008 |
| 20140048986 | Method of Creating Vessels with a Noise Chamber - A method for creating a vessel with a noise chamber comprising casting slip into a mold defining a vessel with a void in the foot, controlling the hardening process to facilitate the foot becoming leather-hard prior to the other parts of the vessel, placing a bead within the void in the foot, attaching a foot slab with a hole to the foot of the vessel to create a noise chamber out of the void in the foot, drying the vessel beyond a leather-hard state, applying a temporary cover to the hole in the foot slab, glazing the vessel, firing the vessel and applying a seal to the hole in the foot slab. | 02-20-2014 |
