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| Number | Title | Issue Date |
| 8051682 | Apparatus and method for making glass preform with nanofiber reinforcement There is provided an apparatus and method for making a glass preform with nanofiber reinforcement. The apparatus comprises a container for melting one or more glass components in a mixture comprising the glass components and one or more nanofibers. The container has... | 11/08/2011 |
| 8042362 | “Kibol's module” plant for producing inorganic fibers of rocks A plant for producing inorganic fibers from rocks includes a furnace for obtaining a melt connected to a feeder, working aperture and a warmed feeder with draw dies located below a working aperture. A transition chamber is installed on the feeder exit, the transitio... | 10/25/2011 |
| 7392668 | Low heat capacity gas oxy fired burner A front end for a glass forming operation including an open channel and at least one burner. The channel surface has at least one burner port and a burner oriented in the burner port at an acute angle relative to the channel surface. The surface may be a top, side o... | 07/01/2008 |
| 7380416 | Conduit for molten glass, connecting conduit for molten glass and vacuum degassing apparatus The present invention provides a A metal conduit for molten glass and a vacuum degassing apparatus are disclosed, which are capable of coping with extension and contraction, and vibration. By disposing at least one convex portion 20 so to have a height of 4 m... | 06/03/2008 |
| 7377132 | Conduit for molten glass, molten glass degassing method and molten glass degassing apparatus A conduit for molten glass, a molten glass degassing method and a sub-atmospheric apparatus are provided, which are able to produce homogenous and good quality glass at low cost. A conduit for molten glass, which is capable of flowing molten glass in a horizontal di... | 05/27/2008 |
| 7351613 | Method of trimming semiconductor elements with electrical resistance feedback A method of trimming down the volume of a semiconductor resistor element using electrical resistance feedback. After forming conductive material disposed between a pair of electrodes, a voltage is applied to the electrodes to produce an electrical current through th... | 04/01/2008 |
| 7296441 | Device and method for melting a substance with the occurrence of a low level of contamination The invention relates to an apparatus and a method for low-contamination melting of high-purity, aggressive and/or high-melting glass or glass-ceramic. According to the invention, for this purpose a melt is heated in a crucible or melting skull crucible by means of ... | 11/20/2007 |
| 7191619 | Process for producing glass and glass-melting apparatus thereof A process for producing a high-quality glass from highly reactive raw materials and a glass-melting apparatus for use therewith, comprising the step of charging a material for the glass to a molten glass in a heated vessel, (1) wherein an oxidizing gas is bubbled in... | 03/20/2007 |
| 7150165 | Molten glass fining apparatus The basic shape of the molten glass fining apparatus of the present invention is preferably either an elliptical or a somewhat rectangular shape such that the flow is more uniform and the bubbles have less distance to rise to the surface. A novel baffle design is al... | 12/19/2006 |
| 7143610 | Method and system for feeding and burning a pulverized fuel in a glass melting furnace, and burner for use in the same A method and system feed and burn pulverized fuel, such as petroleum coke, in a glass melting furnace having burners associated with sealed regenerative chambers which act as heat exchangers. The system supplies the pulverized fuel for melting glass raw materials. T... | 12/05/2006 |
| 7137277 | Method and device for producing colored glasses The invention relates to a method and a device for producing colored glasses. The aim of the invention is to obtain a paricularly intimate mixture and to enable a quick change of the melt at the same time. To this end, the following procedure steps are applied: a me... | 11/21/2006 |
| 7040122 | Process for production of molten glass The invention concerns a process and a device from the production of molten glass. According to the invention, measures will be taken to lead the current of the molten glass through the tank furnace so that cutoffs of the glass current between the surface of ... | 05/09/2006 |
| 7024888 | Method for changing glass compositions in melting installations, and corresponding melting installation The invention relates to a method for changing glass compositions in continuously operated melting installations which has a significantly shortened melt changeover time and therefore lower costs and in which the glass quality is not adversely affected. ... | 04/11/2006 |
| 7017372 | Molten glass supply device, glass formed product, and method of producing the glass formed product A molten glass supply device is provided, which can solve unavoidable problems for high viscosity characteristics in connection with the conventional molten glass supply device for high viscosity glass. Such problems include improperly high heating cost caused by ex... | 03/28/2006 |
| 7013677 | Device for glass melt delivery and method for using them The present invention provides devices for glass melt devlivery and methods for using these devices. In these devices, a delivery nozzle comprising at least one platinum group metal material is directly heated by electricty. To facilitate heating, a cylindrical heat... | 03/21/2006 |
| 6923021 | Method and apparatus for fused silica production A fused silica production furnace and methods of producing fused silica are disclosed. The furnace and the methods involve using a foamed refractory having a network of interconnected pores. ... | 08/02/2005 |
| 6889527 | Skull pot for melting or refining inorganic substances, especially glasses and glass ceramics The invention relates to a skull pot (1) for melting, crystallizing or refining inorganic substances. Said pot comprises a pot wall (1.1), a pot bottom (1.2), an induction coil (2) which surrounds the pot wall (1.1) and by means of... | 05/10/2005 |
| 6848275 | Method for melting or refining glasses or glass ceramics This invention relates to a device for melting or refining glass or glass ceramics. According to the invention, such a device is provided with the following characteristics: a channel which is arranged in an essentially horizontal manner and which is provided with a... | 02/01/2005 |
| 6817212 | Skull pot for melting or refining glass or glass ceramics The invention relates to a skull pot for melting or refining glass or glass ceramics, comprising a pot wall (1), a pot base, and an induction coil (3) which surrounds said pot wall and through which high-frequency energy can be coupled into the content... | 11/16/2004 |
| 6810693 | Continuous in-line system for producing high temperature glass fiber materials The invention relates to an in-line process for producing high-temperature stable glass. A sizing composition is advantageously used to reduce plasticizing between the resinous matrix and the glass fibers. The in-line process uses a melter or furnace apparatus, incl... | 11/02/2004 |
| 6789396 | Method and system for feeding and burning a pulverized fuel in a glass melting furnace, and burner for use in the same A method and system for feeding and burning pulverized fuel, such as petroleum coke, in a glass melting furnace, which includes a glass melting and a plurality of burners associated with a pair of sealed regenerative chambers disposed side-by-side which act as heat ... | 09/14/2004 |
| 6751989 | Device and method for melting or refining glass or glass ceramics The invention relates to a device for melting or refining glass or glass ceramics. According to the invention, a device of this type is provided with the following characteristics: a plurality of tubes which are U-shaped and arrange side by side so that they form a ... | 06/22/2004 |
| 6708527 | Glass feeder operated with oxy-gas combustion A glass feeder comprises an enclosed chamber through which molten glass can pass, and passing through each side wall into the chamber at least one burner comprising first and second burner head means for combusting oxidant and fuel within said chamber so as to gener... | 03/23/2004 |
| 6651461 | Conveyor belt A conveyor belt including a series of predefined sections and elevated support structures at the edges of each section for supporting items on the belt above the belt at each section.... | 11/25/2003 |
| 6634189 | Glass reaction via liquid encapsulation A method of making chalcogenide glass which utilizes liquid encapsulation to prevent the evaporation loss of low boiling point or high vapor pressure glass components while the glass melt is being processed.... | 10/21/2003 |
| 6620372 | Method and device for drawing a molten material contained in a crucible A drawing-off device (18) is used to empty a molten material (28) such as glass contained in a cooled crucible (10), in which there is an elongated pour orifice (30), a cooled slide valve (32) and a bar (36) forming a thermal bridge between the molten mat... | 09/16/2003 |
| 6560996 | Vacuum degassing apparatus for molten glass Molten glass has a liquid level located at a higher level than lower ends of an uprising pipe and a downfalling. In addition, a contacting portion of the uprising pipe or the downfalling pipe and a brick receiver on an upstream or downstream pit for suppo... | 05/13/2003 |
| 6532771 | Method for controlling glass furnace atmosphere Glass is produced in a glassmelting furnace by combusting fuel and oxidant having an oxygen content greater than 80 vol. % oxygen in a melting zone to form molten glass, wherein the surface of the molten glass is exposed to the gaseous atmosphere in the m... | 03/18/2003 |
| 6401492 | Process for physical refinement of a liquid especially a glass melt, and apparatus for performing said process In many engineering production processes, for example glass or glass-ceramic manufacturing processes, liquids, such as glass melts, participate in the processes in which gases are dissolved, which in part form bubbles in the liquid. So that the quality of... | 06/11/2002 |
| 6357264 | Apparatus for melting molten material This apparatus is a furnace for heating molten material which employs oxygen-fuel burner assemblies. Preferably, the assemblies are submerged in the molten material. They are water cooled top down units with burner nozzles being off-set from the supply co... | 03/19/2002 |
| 6349570 | In-barrel wetting screw charger A wet batch material charging apparatus having a charger screw housing having a batch material inlet and a batch material outlet, a dry batch material supply device adapted to deliver a dry batch material through the batch material inlet, a rotatable char... | 02/26/2002 |
| 6334336 | Vacuum degassing apparatus for molten glass and method for building it A vacuum degassing apparatus comprises a path made of dense refractory bricks, the path including an inner surface brick layer, the refractory bricks in the inner surface brick layer having a flatness of 0.5 mm on contacting surfaces with one anther, and ... | 01/01/2002 |
| 6314760 | Glass melting apparatus and method A system for melting and delivering glass to a work area such as spinners for making fiberglass includes a melter with heaters so arranged that the "hot spot" in the molten glass is located away from the walls and corrosion sensitive parts so that the var... | 11/13/2001 |
| 6308534 | Vacuum degassing apparatus for molten glass Molten glass has a liquid level located at a higher level than lower ends of an uprising pipe and a downfalling. In addition, a contacting portion of the uprising pipe or the downfalling pipe and a brick receiver on an upstream or downstream pit for suppo... | 10/30/2001 |
| 6289697 | Apparatus and method for controlling molten glass flow through a forehearth Apparatus for controlling rate of molten glass flow through a forehearth that includes a flume disposed in the forehearth for restricting the width of the forehearth to glass flow, such that there is a difference in level of molten glass in the forehearth... | 09/18/2001 |
| 6279351 | Method and apparatus for making glass and particularly ceramic frits A method for making glass and particularly ceramic frits, comprising the steps of: introducing in a wet grinding unit, after a metering step according to chosen proportions, materials which constitute a mixture to be melted, to produce a slurry; screening... | 08/28/2001 |
| 6253578 | Glass melting process and apparatus with reduced emissions and refractory corrosion A glassmelting apparatus which reduces alkali corrosion comprising: a glassmelting furnace having a plurality of walls, a crown, a charge end, a batch melting area and a fining area; at least two low momentum oxy-fuel burners located in at least one of th... | 07/03/2001 |
| 6134921 | Directly cooled, side fired forehearth A forehearth (20) for cooling glass from a melting furnace as it flows to a feeder bowl (28) from which it is discharged to a forming machine. The forehearth is in the form of an elongate, horizontally extending insulated trough (26) with a roof formed by... | 10/24/2000 |
| 6101847 | Method of firing a glass melting furnace with oxygen A method for melting and refining glass, such as E glass, comprises feeding glass batch materials into a melting and refining tank for melting and refining the glass batch materials into glass and a forehearth, downstream of the tank, for further refining... | 08/15/2000 |
| 6085551 | Method and apparatus for manufacturing high melting point glasses with volatile components In the manufacturing of high melting point glasses with volatile components, in particular of glasses from the group of boron glasses and borosilicate glasses, a furnace is provided that has a superstructure, fossil fuel burners, and a melting tank. In fr... | 07/11/2000 |
