Class / Patent application number | Description | Number of patent applications / Date published |
065330100 | Devitrifying glass or vitrifying crystalline glass (e.g., starting with or forming crystalline glass, etc.) | 53 |
20090064716 | PROCESS FOR PRODUCING GLASS - The present invention provides a process for producing glass, which can reduce energy consumption and which enables to obtain homogenous high quality glass products containing extremely few bubbles and containing no unmelted raw material. | 03-12-2009 |
20100037657 | MANUFACTURING METHOD OF GLASS-CERAMICS USING STEEL DUST IN FURNACE - The present invention relates to the method of manufacturing crystallized glass composition stable in an acid solution from electric arc furnace dust wasted as an industrial waste in the course of melting and recycling steel scrap in an iron work, the method of manufacturing crystallized glass composition stable in an acid solution using steel dust wasted from an electric furnace, comprising steps of (1) mixing a silicate type glass frit and steel dust wasted from an electric furnace; (2) heating the mixed mixture and melting it to form the melted product; (3) rapidly chilling the melted product in air to form parent glass; (4) thermally treating the parent glass. | 02-18-2010 |
20110072852 | METHOD FOR THE PRODUCTION OF A CYLINDER MADE FROM QUARTZ GLASS USING A RETAINING DEVICE, AND RETAINING DEVICE - The invention relates to a known method for the production of a cylinder from quartz glass, comprising a step, wherein an SiO | 03-31-2011 |
20110214454 | METHOD OF MANUFACTURING CARBON ELECTRODE AND METHOD OF MANUFACTURING FUSED SILICA CRUCIBLE - A method of manufacturing a carbon electrode for melting an object to be melted by arc discharge, includes: a rubbing step of rubbing the surface of the carbon electrode before power is supplied with a rubbing material of the same type as the object to be melted. | 09-08-2011 |
20110252831 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 10-20-2011 |
20110259053 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 10-27-2011 |
20120137735 | METHOD OF MANUFACTURING VITREOUS SILICA CRUCIBLE - There is provided a method of manufacturing a vitreous silica crucible having non-bubbles on the inner surface without necessitating new apparatuses for grinding and polishing and without damaging the productivity. According to the present invention, there is provided a method of manufacturing a vitreous silica crucible including the processes of: gathering a vitreous silica layer containing residual bubbles existing in a near-surface region of the transparent layer of the vitreous silica crucible by controlling the number of rotations applied to the vitreous silica crucible in a state that an inner surface side of the vitreous silica crucible is fused by arc heating; and moving a portion of a non-bubble layer in the surface of the transparent layer exposed by movement of the residual bubble-containing layer to cover a region in which bubbles have gathered with the non-bubble layer. | 06-07-2012 |
20120291492 | CONSECUTIVE MOLDING METHOD FOR CRYSTALLIZED GLASS AND DEVICE THEREOF - A consecutive molding method for crystallized glass comprises: a melting process to obtain molten glass by melting glass raw materials; a molding process to obtain a band-shaped plate glass by roll forming the molten glass to become band-shaped; a crystallization process to obtain a band-shaped crystallized glass plate by conducting thermal treatment on the band-shaped plate glass to crystallize it; and a cutting process to cut the band-shaped crystallized glass plate, wherein the crystallization process includes: a temperature-raising process to produce the band-shaped crystallized glass plate by disposing the band-shaped plate glass obtained in the molding process, in the atmosphere of a crystal nucleus-formation temperature and raising the temperature to a crystal-growth temperature or above to grow crystals as well as form crystal nuclei; and a slow-cooling process to slowly cool down the band-shaped crystallized glass plate. | 11-22-2012 |
20120297830 | METHOD FOR CONTROLLING ALUMINUM TITANATE CERAMIC FILTER PROPERTIES - A method for improving the thermo-mechanical properties of an aluminum-titanate composite, the composite including at least one of strontium-feldspar, mullite, cordierite, or a combination thereof, including:
| 11-29-2012 |
20130167589 | FUSED SILICA BODY WITH VITREOUS SILICA INNER LAYER AND METHOD FOR MAKING THE SAME - A fused silica body comprising a layer of vitreous silica adjacent at least a portion of an inner surface is described in embodiments herein. In other embodiments, a method of making a fused silica body with a layer of vitreous silica adjacent at least a portion of an inner surface is described herein, comprising heating at least a portion of the inner surface to the point of vitrification. In certain embodiments, the method involves passing a linear local heat source over the inner surface in a particular manner, such as a helical fashion transverse to the linear shape, and may involve creating on the inner surface of the body overlapping swaths of temporarily melted silica material. | 07-04-2013 |
20140000314 | Lithium silicate glass ceramic and glass with ZrO2 content | 01-02-2014 |
20150368142 | SELF GLAZED CERAMIC/GLASS COMPOSITE AND METHOD FOR MANUFACTURING THE SAME - The invention provides a glazed composite manufactured using waste materials, wherein the waste materials are capable of producing ceramic forming oxides, glass modifying oxides and ceramic modifying oxides. The waste materials include ceramic waste and colored glass waste. The invention also provides a method for manufacturing composition of the glazed composite. | 12-24-2015 |
20160106632 | Lithium Silicate Glass Ceramic and Glass with ZrO2 Content - Lithium silicate glass ceramics and glasses are described which can advantageously be applied to zirconium oxide ceramics in particular by pressing-on in the viscous state and form a solid bond with these. | 04-21-2016 |
20160152505 | Photosensitive Glass Molding and Method of Manufacturing the Same | 06-02-2016 |
065330200 | Electromagnetic radiation or resulting heat utilized (e.g., gamma rays, X-rays, atomic particles UV, visible, IR, actinic, laser, microwave or radio wave, etc.) | 9 |
20100154475 | PROCESS FOR THE PRODUCTION OF HIGH PURITY ELEMENTAL SILICON - This invention relates to a process for the production of high purity elemental silicon by reacting silicon tetrachloride with a liquid metal reducing agent in a two reactor vessel configuration. The first reactor vessel is used for reducing the silicon tetrachloride to elemental silicon, resulting in a mixture of elemental silicon and reducing metal chloride salt while the second reactor vessel is used for separating the elemental silicon from the reducing metal chloride salt. The elemental silicon produced using this invention is of sufficient purity for the production of silicon photovoltaic devices or other semiconductor devices. | 06-24-2010 |
20110113828 | PROCESS FOR FUSING GLASS - When fusing glass members | 05-19-2011 |
20110247364 | PROCESS FOR PRODUCING MULTICRYSTALLINE SILICON INGOTS BY THE INDUCTION METHOD AND APPARATUS FOR CARRYING OUT THE SAME - This invention is related to obtaining multicrystalline silicon using induction method. The method comprises melting and casting of a pool in the form of a melting space, crystallization of a multicrystalline silicon ingot, and its controlled cooling by means of a heating equipment set. After the pool melting and casting is terminated, crystallization of the remaining part of the multicrystalline silicon ingot is finished along with the controlled cooling of the whole ingot; the ingot is then removed together with a movable bottom and the heating equipment set; and its controlled cooling continues. At the same time, another heating equipment set is supplied to the vacated place with another movable bottom; then the new movable bottom is moved into the water-cooled crucible; and the process steps are repeated in order to produce the next ingot. The method is implemented using an apparatus that additionally includes a platform installed in the controlled cooling compartment and designed to revolve on its axis. This platform holds at least two heating equipment sets. The proposed invention ensures increased output of multicrystalline silicon suitable for production of solar cells. | 10-13-2011 |
20110314869 | METHOD AND DEVICE FOR PRODUCING THIN SILICON RODS - A method for producing thin silicon rods using a floating zone crystallization process includes supplying high frequency (HF) current to a flat induction coil having a central opening, a plurality of draw openings and a plate with a slot as a current supply of the HF current so as to provide a circumfluent current to the central opening. An upper end of a raw silicon rod is heated by induction using the flat induction coil so as to form a melt pool. A thin silicon rod is drawn upwards through each of the plurality of draw openings in the flat induction coil from the melt pool without drawing a thin silicon rod through the central opening having the circumfluent current. | 12-29-2011 |
20130255315 | ELECTROMAGNETIC CASTING METHOD AND APPARATUS FOR POLYCRYSTALLINE SILICON - Disclosed is an electromagnetic casting method of polycrystalline silicon which is characterized in that polycrystalline silicon is continuously cast by charging silicon raw materials into a bottomless cold mold, melting the silicon raw materials using electromagnetic induction heating, and pulling down the molten silicon to solidify it, wherein the depth of solid-liquid interface before the start of the final solidification process is decreased by reducing a pull down rate of ingot in a final phase of steady-state casting. By adopting the method, the region of precipitation of foreign substances in the finally solidified portion of ingot can be reduced and cracking generation can be prevented upon production of a polycrystalline silicon as a substrate material for a solar cell. | 10-03-2013 |
20140123705 | FREE-FORMED QUARTZ GLASS INGOTS AND METHOD FOR MAKING SAME - A method to form quartz glass ingots of ultra low contamination and defect levels by firing a high-purity quartz form as the feedstock, wherein the quartz glass ingot is free-formed on a platen rotating concentrically with the feedstock quartz article. | 05-08-2014 |
20140190212 | MIRROR ELEMENTS FOR EUV LITHOGRAPHY AND PRODUCTION METHODS THEREFOR - A method for the production of a mirror element ( | 07-10-2014 |
20140345328 | METHOD OF PRODUCING GLASS-CERAMIC - A method of producing glass-ceramic includes providing a glass made from a glass composition comprising LiO | 11-27-2014 |
20150107304 | Process for Producing Multicrystalline Silicon Ingots by the Induction Method, and Apparatus for Carrying Out the Same - An apparatus and continuous stable process for producing multicrystalline silicon ingots with large cross-sections by an induction method, by maintaining surface temperature of the ingot at the output of the crucible within the range of 900-1150° C., and by heating the ingot at the output of the upper zone of the controlled cooling compartment to a temperature of 1200-1250° C., followed by cooling of the ingot at a rate of no more than 10° C./cm. | 04-23-2015 |
065330300 | Halogen containing phase (e.g., crystalline or noncrystalline, etc.) | 4 |
20110239706 | METHOD FOR PRODUCTION OF SYNTHETIC QUARTZ GLASS - The present invention relates to a method for production of a synthetic quartz glass having a fluorine concentration of 1,000 ppm by mass or higher, comprising the following processes steps (a) to (c): (a) depositing and growing quartz glass fine particles obtained by flame hydrolysis of a glass-forming material onto a substrate, to thereby form a porous glass body; (b) maintaining the porous glass body in a reaction vessel under an elemental fluorine (F | 10-06-2011 |
20110239707 | METHOD FOR PRODUCTION OF SYNTHETIC QUARTZ GLASS - The present invention relates to a method for production of a synthetic quartz glass having a fluorine concentration of 1,000 ppm by mass or higher, comprising the following steps (a) to (c): (a) depositing and growing quartz glass fine particles obtained by flame hydrolysis of a glass-forming material onto a substrate, to thereby form a porous glass body; (b) maintaining the porous glass body in a reaction vessel under an elemental fluorine (F | 10-06-2011 |
20120186300 | SEED RETAINING MEMBER AND METHOD OF MANUFACTURING POLHYCRYSTALLINE SILICON USING THE SEED RETAINING MEMBER - A seed retaining member has a recessed portion for breaking and separating formed at an arbitrary location and thereby allows stress concentration to occur at the recessed portion when applying a breaking load, to enable the seed retaining member to break with a smaller load than conventional. So that the seed retaining member can prevent a crack from propagating in an unintended location in the seed retaining member by allowing the crack to propagate along the recessed portion, and also can reduce a workload in a separation work of the seed retaining member and polycrystalline silicon. | 07-26-2012 |
20140000315 | PROCESS FOR OBTAINING A GLASS-CERAMIC MATERIAL THAT IS OPTICALLY TRANSPARENT IN THE INFRARED | 01-02-2014 |
065330400 | With coating | 5 |
20100115996 | METHOD FOR THE PRODUCTION OF A COMPOSITE BODY FROM A BASIC BODY OF OPAQUE QUARTZ GLASS AND A TIGHT SEALING LAYER - To optimize a known method for producing a composite body from a basic body of opaque quartz glass and a dense sealing layer, in such a way that the basic body can be provided with the dense sealing layer without any significant changes and deformations in the opaque material being noticed, the invention suggests a method comprising the following steps: (a) producing the basic body by using a first slip which contains larger amorphous SiO | 05-13-2010 |
20100147027 | METHOD FOR MAKING A BLANK FROM MATERIAL, PARTICULARLY FOR AN OPTICAL COMPONENT FOR USE IN MICROLITHOGRAPHY - The invention is concerned with a material which shows low absorption for UV radiation having a wavelength below 250 nm, low birefringence, high chemical resistance and high radiation resistance and which is therefore particularly usable for making optical components for microlithography. According to the invention the material consists of synthetically produced quartz crystallites which form a polycrystalline structure and have a mean grain size in the range between 500 nm and 30 μm. The method according to the invention for making a blank from the material comprises providing granules consisting of synthetically produced quartz crystals having a mean grain size in the range between 500 nm and 30 μm, and sintering the granules to obtain a blank of polycrystalline quartz. | 06-17-2010 |
20150013390 | Glass Enamel For Automotive Applications - This invention relates to glass and enamel compositions. The glass compositions include SiO | 01-15-2015 |
20150143848 | METHOD FOR PRODUCING A COATED COMPONENT OF TRANSPARENT OR OPAQUE FUSED SILICA - A method for producing a coated component consisting of transparent or opaque fused silica comprises a method step in which a SiO | 05-28-2015 |
20160106526 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools. | 04-21-2016 |
065330500 | With fusion bonding glass to a formed part (e.g., devitrified seals, glass to metal, etc.) | 5 |
20100018253 | CRYSTALLIZED GLASS ARTICLE HAVING PATTERNS AND METHOD OF PRODUCING THE SAME - A crystalline glass with a characteristic of precipitating crystals from the surface of the crystalline glass to the interior thereof when it is being heated at a temperature higher than the softening point is used in the invention. A plurality of small crystalline glass masses | 01-28-2010 |
20100180636 | Method for bonding two plates - Three bonding materials are provided on a first plate. The first bonding material is located between the second and third bonding materials. The first bonding material is thicker than the other bonding materials. A second plate is provided on the first bonding material. All of the plates and the bonding materials are heated to the softening point of the first bonding material. A load is exerted on the first bonding material to reduce the thickness of the first bonding material to that of the second and third bonding materials and transfer the load to the second and third bonding materials from the first bonding material. The temperature is raised to and kept at the crystallization point of the first bonding material. The temperature is raised to the wetting point of the second and third bonding materials. | 07-22-2010 |
20160096771 | METHODS OF FORMING A GLASS COMPOSITION - A method includes placing a material including a glass precursor material in contact with a second material and annealing the glass precursor material to form a glass composition in contact with the second material. In an embodiment, annealing is performed at a single temperature. In another embodiment, annealing is performed at a temperature in a range of 750° C. to 1000° C. In a particular embodiment, the glass composition includes a crystalline fraction of at least 30%. | 04-07-2016 |
065330600 | Glass applied in powdered form (i.e., frit) | 2 |
20100115997 | Glass Bodies And Methods Of Making - Glass bodies and methods of making glass bodies and more particularly glass bodies, for example, microlenses and arrays of microlenses and methods of making the same are described. Cordierite powder is vitrified to form a glass body or glass bodies for instance a microlens or microlenses. | 05-13-2010 |
20110308279 | Vacuum insulating glass unit including infrared meltable glass frit, and/or method of making the same - Certain example embodiments of this invention relate to vacuum insulating glass (VIG) units including infrared meltable glass frits, and/or methods of making the same. More particularly, certain example embodiments relate to increasing the amount of ferrous oxide in glass frits (e.g., lead-free glass frits) used to form edge seals such that the glass frits absorb an increased amount of IR energy. The techniques of certain example embodiments make it possible to expose some or all of the VIG intermediate assembly to infrared source(s), since the glass frit will heat up faster than the substrates thereby reducing the likelihood of the first and/or second substrate melting and losing heat treatment strength. In certain example embodiments, the fries glass redox (FeO/Fe | 12-22-2011 |
065330700 | Alumino-silicate containing phase | 3 |
065330800 | Containing at least 3 percent lithium or lithium oxide (e.g., spodumene, eucryptite, petalite, etc.) | 3 |
20110283738 | CRYSTALLIZED GLASS AND TOP PLATE FOR COOKING DEVICE COMPRISING SAME - A crystallized glass comprises, in term of mass %, 55 to 73% of SiO | 11-24-2011 |
20140150500 | Process for producing a highly transparent impact-resistant glass ceramic - The process for producing a transparent lithium aluminosilicate glass ceramic plate includes ceramicizing a green glass body of the Li | 06-05-2014 |
20150128646 | Process for producing a highly transparent impact-resistant glass ceramic - The process for producing a transparent lithium aluminosilicate glass ceramic plate includes ceramicizing a green glass body of the Li | 05-14-2015 |
065330900 | Forming product or preform from molten glass | 13 |
20090056380 | Refractory glass ceramics - A formation of internally nucleated glass ceramics articles that can be heated in the 1350-1450° C. range for extended periods of time without significant deformation or change in shape is disclosed. The predominant crystal phase of these glass ceramics is celsian (BaAl | 03-05-2009 |
20090277223 | Method and apparatus for producing a crucible of quartz glass - The invention starts from a method for producing a crucible of quartz glass in that SiO | 11-12-2009 |
20100229599 | METHOD AND APPARATUS FOR MANUFACTURING VITREOUS SILICA CRUCIBLE - In order to provide method and apparatus for manufacturing a vitreous silica crucible with little mixing of foreign matter and stable arc during arc melting, the method and apparatus for manufacturing a vitreous silica crucible have a device which blows off air from the side of arc electrodes toward a melting space of a mold, and air discharge ports which discharge the air within the heating furnace, and perform forced supply of air into the melting space during melting to make the atmospheric pressure of the melting space higher than the surroundings, and preferably, form an air pressure difference of 100 Pa or more between the melting space and the surroundings, thereby performing melting. | 09-16-2010 |
20100257899 | Oven and Oxy-Combustible Method for Melting Vitrifiable Materials - The invention relates to a method for melting vitrifiable materials in a low-capacity oven, wherein at least part of the melting energy is supplied by two oxy-burners projecting into the melting chamber through the upstream wall and arranged on opposite sides of a vertical plane in which a longitudinal axis of the melting chamber is situated, in such a way as to create two flames, the respective injection axes thereof crossing at a distance from the upstream wall, between ⅓ and ¾ of the length L of the melting chamber. | 10-14-2010 |
20110072853 | REFRACTORY GLASS CERAMICS - A formation of internally nucleated glass ceramics articles that can be heated in the 1350-1450° C. range for extended periods of time without significant deformation or change in shape is disclosed. The predominant crystal phase of these glass ceramics is celsian (BaAl | 03-31-2011 |
20120111058 | Method and Apparatus of Continuously Forming Crystallized Glass - One objective of the present invention was to provide a method of continuously forming crystallized glass, so as to reduce the thermal treatment time necessary for crystallizing a belt-shaped glass plate; and to provide an apparatus of continuously forming crystallized glass, so as to shorten the thermal treatment zone necessary for crystallizing a belt-shaped glass plate. A method of continuously forming crystallized glass according to the present invention includes: a melting step of melting a raw glass material to obtain molten glass; a shaping step of rolling the molten glass to form a belt-shaped glass plate; a crystallizing step of retaining the belt-shaped glass plate at a temperature necessary for nuclei formation and crystal growth, thereby forming nuclei and crystallizing the belt-shaped glass plate to a belt-shaped crystallized glass plate, and then slowly cooling the belt-shaped crystallized glass plate; and a cutting step of cutting the belt-shaped crystallized glass plate. | 05-10-2012 |
20120291493 | CONSECUTIVE MOLDING METHOD FOR CRYSTALLIZED GLASS AND DEVICE THEREOF - A consecutive molding method for crystallized glass comprises: a process to obtain molten glass by melting glass raw materials; a process to obtain a band-shaped plate glass by roll forming the molten glass; a crystallization process to obtain a band-shaped crystallized glass plate by conducting thermal treatment on the band-shaped plate glass to crystallize it; and a process to cut the band-shaped crystallized glass plate, wherein the crystallization process includes: a process to form crystal nuclei in the band-shaped plate glass by disposing it in the atmosphere of a crystal nucleus-formation temperature and retaining it at the temperature; a process to raise the temperature of the band-shaped plate glass with crystal nuclei to a crystal-growth temperature; a process to retain the band-shaped plate glass with crystal nuclei at the crystal-growth temperature to produce a band-shaped crystallized glass plate; and a process to slowly cool down the band-shaped crystallized glass plate. | 11-22-2012 |
20120304697 | DEVICE FOR OBTAINING A MULTICRYSTALLINE SEMICONDUCTOR MATERIAL, IN PARTICULAR SILICON, AND METHOD FOR CONTROLLING THE TEMPERATURE THEREIN - A device for obtaining multicrystalline silicon, including: at least one crucible made of quartz for the silicon, removably housed in a cup-shaped graphite container; a fluid-tight openable casing; a top induction coil, set facing, with interposition of a graphite plate, the crucible, a lateral induction coil, set around a side wall of the graphite container, and a bottom induction coil, set facing a bottom wall of the graphite container and vertically mobile for varying the distance from the bottom wall; and first means for a.c. electrical supply of the induction coils separately from one another, and second means for supply of a coolant within respective hollow turns of the induction coils; the bottom induction coil includes four spiral windings, arranged alongside one another; electrical switching means enable in use selective connection of the four windings to one another according to different configurations. | 12-06-2012 |
20130255316 | REFRACTORY PRODUCT HAVING A HIGH CONTENT OF ZIRCONIA - The invention relates to a process for manufacturing a refractory product, comprising the following successive steps: a) mixing of raw materials so as to form a suitable feedstock so that the block obtained in step d) comprises more than 85% of ZrO | 10-03-2013 |
20140250950 | Purification of Silicon by Electric Induction Melting and Directional Partial Cooling of the Melt - The present invention is apparatus for, and method of, purification of silicon by electric induction heating and melting of silicon in a crucible or susceptor vessel, with subsequent directional partial cooling of the silicon melt to an initial amorphous-to-crystalline (solidification) temperature to produce a directionally solidified purified quantity of silicon and a separate quantity of high impurity silicon. The quantity of high impurity silicon is removed from the vessel and the purified quantity of silicon at solidification temperature is remelted in the vessel for removal from the vessel or further processing. | 09-11-2014 |
20140318184 | METHOD FOR REDUCING GLASS-CERAMIC SURFACE ADHESION, AND PRE-FORM FOR THE SAME - Provided herein is a method for producing glass-ceramic sheets. The method includes texturing at least one surface of a first glass sheet, and stacking the first glass sheet and a second glass sheet. The first glass sheet and the second glass sheet are stacked so that the textured surface of the first glass sheet contacts a surface of the second glass sheet. The first and second glass sheets are cerammed. After cooling, the cerammed first and second glass sheets are separated. Also provided is a pre-form for producing glass-ceramic sheets. The pre-form includes a first glass sheet having a textured surface, and a second glass sheet contacting the first glass sheet. The textured surface of the first glass sheet is in contact with a surface of the second glass sheet. | 10-30-2014 |
20150360960 | COVER FLUX AND METHOD FOR SILICON PURIFICATION - Cover flux devices and methods are shown. Methods and devices are shown such that, as a solidification front moves from a cooling surface of a mold towards a surface of molten silicon substantially opposite the cooling surface, impurities are driven out of the solid silicon and into the liquid to react with a flux layer on the silicon. | 12-17-2015 |
20160137542 | Lithium Silicate Glass Ceramic for Fabrication of Dental Appliances - The present invention relates to a method of fabricating an improved lithium silicate glass ceramic and to that material for the manufacture of blocks for dental appliances using a CAD/CAM process and hot pressing system. The lithium silicate material has a chemical composition that is different from those reported in the prior art with 1 to 10% of germanium dioxide in final composition. The softening points are close to the crystallization final temperature of 800° C. indicating that the samples will support the temperature process without shape deformation. | 05-19-2016 |