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| Number | Title | Issue Date |
| 7926301 | Method and apparatus for controlling the level of a molten material in a glass manufacturing system A method of feeding a pulverulent batch material into a furnace in the manufacture of glass. The pulverulent batch material is fed from a first bulk batch feeder at a first batch feed rate, and from a second trim batch feeder at a second trim batch feed rate. The tr... | 04/19/2011 |
| 7565816 | System for and method of batch analysis and optimization for glass manufacturing A system for and method of analyzing a cullet stream prior to batch formulation in glass manufacturing. Cullet is fed onto a conveyor where a real-time composition analysis is performed. Contaminants are optionally removed, and a determination is made as to whether ... | 07/28/2009 |
| 7414223 | Method and apparatus for monitoring safety glass production or controlling a treatment process The invention relates to a method and apparatus for monitoring safety glass production or controlling a treatment process, such as a tempering process. Information representing a load of glass panels is used in controlling a treatment process, such as heating of gla... | 08/19/2008 |
| 7386997 | System for and method of batch analysis and optimization for glass manufacturing Certain preferred embodiments of the present invention provide a system for and method of analyzing and cleaning a cullet stream prior to bottle manufacturing. In accordance with certain aspects of the present invention, the system includes a raw materials feeder, a... | 06/17/2008 |
| 7383699 | Method of manufacturing glass and compositions therefore The present invention relates to the production of glass. In particular, the present invention relates to a method for the production of glass utilizing processes of reacting materials in a glass furnace in either a batch mode or a continuous process. These reaction... | 06/10/2008 |
| 7383695 | Method of analyzing mixed-color cullet to facilitate its use in glass manufacture A method of determining the constituents and impurities in mixed-color cullet to facilitate use of mixed-color cullet in glass manufacture is provided. A glass batch formulation is adjusted based on the measured characteristics of supplied mixed-color cullet. More s... | 06/10/2008 |
| 7336692 | Induction furnace for melting semi-conductor materials An induction furnace includes an induction coil, an electrically non-conductive crucible having an inner diameter disposed within the induction coil, and an electrically conductive member disposed below the crucible and having an outer diameter which is further from... | 02/26/2008 |
| 7325417 | Glass composition with low visible and IR transmission A glass having a visible transmission of no greater than 28% and low IR transmission, and employing a colorant portion: ... | 02/05/2008 |
| 7310973 | Method and apparatus for making variegated glass sheets and tiles An apparatus is disclosed comprising a first color glass feeder having a first valve device, and a second color glass feeder having a second valve device, each connected by communications links to a controller. The controller controls the first valve device and seco... | 12/25/2007 |
| 7206656 | Glass optimization A glass cutting station having a controller that lays out a pattern of lites to be cut from set of glass sheets to fulfill the lite requirements of a multiple number of cutting batches. The controller identifies one or more underutilized glass sheets in a first set ... | 04/17/2007 |
| 7171827 | System and method for automated casting of infrared glass optical components In accordance with the present invention, a system and method for the automated casting of infrared glass optical components is provided. The system includes a mold for casting infrared glass into lenses, a mold chamber operable to heat the mold to a temperature abo... | 02/06/2007 |
| 7159419 | System and method for vapor pressure controlled growth of infrared chalcogenide glasses A system and method for preparing chalcogenide glass are provided that allow for larger quantities of glass to be produced with lower production costs and less risks of environmental hazards. The system includes a reaction container operable to hold chalcogenide gla... | 01/09/2007 |
| 7159420 | System and method for forming infrared glass optical components A system and method for forming infrared glass optical components are provided. The system includes first and second mold halves having first and second respective faces. The first and second mold halves are configured to be removably coupled such that the first fac... | 01/09/2007 |
| 6532768 | Process for the vitrification of a pulverulent material and apparatus for implementing the process The present invention relates to a vitrification process for a pulverulent material and an apparatus for implementing said process. The process consists in introducing the pulverulent material into the fusion area of a furnace via injection means, where i... | 03/18/2003 |
| 6531421 | Method of reducing the amount of lithium in glass production A method is provided for producing a glass batch. The method involves use of a calcium magnesium silicate as a batch component substitution for a lithium melting aid. The amount used is effective to produce a beneficial viscosity character and reduced bat... | 03/11/2003 |
| 6378340 | Manufacturing method of synthetic silica glass A method of manufacturing synthetic silica glass includes the steps of pressurizing a liquid storage tank including a liquid silicon compound therein, generating bubbles in the liquid silicon compound using a foamer, removing the bubbles using a degassed,... | 04/30/2002 |
| 6336346 | Synthetic silicate pellet composition and methods of making and using thereof A synthetic silicate pellet is provided having a component(s) of calcium and magnesium, either together or in the alternative. Such pellet is further provided with either an aluminate silicate binder and/or an ion flow catalyst. The synthetic silicate pel... | 01/08/2002 |
| 5925159 | Process for determining the weight of free-falling molten glass gobs A process for determining a weight of free-falling molten glass gobs has the steps of providing an electromagnetic alternating field, passing a glass gob through the electromagnetic alternating field in a free fall, measuring resultant eddy current losses... | 07/20/1999 |
| 5846278 | Method of determining glass durability A process for determining one or more leachate concentrations of one or more components of a glass composition in an aqueous solution of the glass composition by identifying the components of the glass composition, including associated oxides, determining... | 12/08/1998 |
| 5562747 | Method of distributing molten glass gobs in an IS machine A method of distributing molten glass gobs in an IS machine whereby gob scoops are positioned beneath associated gob discharges for motion independently of each other. Each scoop is driven by a three-phase electric servo motor to swing through an arc inde... | 10/08/1996 |
| 5352258 | Production of glass fibers from scrap glass fibers The process and apparatus of the present invention enable the production of glass fiber product from scrap glass fibers. The process includes: feeding the scrap glass fibers having an average length up to around 12 inches to a glass melting tank having a ... | 10/04/1994 |
| 5157685 | Method and apparatus for preparing a melt for mineral fibre production A method of preparing a melt for mineral fibre production wherein a mixture of mineral fibre-forming raw materials is introduced into a shaft furnace and is heated to melting temperature by a plasma gas stream formed in a plasma torch and wherein waste ma... | 10/20/1992 |
| 4767434 | Horizontal press bending pickup and delivery system A travelling vacuum pickup is used to transfer heat softened glass sheets from a heating furnace to between a pair of vertically alignment pressing molds. The downstream movement of the pickup is synchronized with the downstream movement of the glass shee... | 08/30/1988 |
| 4753668 | Method of correcting the attitude of an article being conveyed A method of correcting the attitude of an article being conveyed in a feed system including two second feed paths for receiving the article from a first feed path and feeding the article so that a first part and a second part, which are related to each ot... | 06/28/1988 |
| 4723977 | Electronic servo control of glass gob distribution Method and apparatus for electronically controlling a servo motor drive for glass gob distribution apparatus, to provide accurate high speed motion of one or more scoops. At the set-up stage, the operator adjusts the scoop position with respect to each tr... | 02/09/1988 |
| 4718931 | Method of controlling melting in a cold crown glass melter A method is set forth for controlling the height of batch material on the surface of a molten bath in a cold-crown or vertical melting furnace by measuring the level of the upper surface of the batch material, the level of the fusion line between the batc... | 01/12/1988 |
| 4668271 | Ablation melting with thermal protection In a method and apparatus for liquefying material such as glass batch, primary thermal protection for the vessel is provided by a lining of the batch material, with secondary protection being provided by forced cooling of a minor portion of the vessel in ... | 05/26/1987 |
| 4666492 | Method and apparatus for shaping glass sheets A heat softened glass sheet is lifted within a heating furnace by a vacuum pickup and moved to a shaping station adjacent the furnace where it is deposited on an aligning frame. The location of the sheet is identified and the frame is moved to position th... | 05/19/1987 |
| 4615720 | Method and apparatus for melting glass This invention proposes a method of controlling the melting rate of a glass furnace to obtain substantially constant molten glass throughput. The furnace contains a pool of molten glass and a relatively thin layer of unmelted glass batch on the surface of... | 10/07/1986 |
| 4488846 | Process and device for feeding glass sheets to a furnace A device and a process for feeding glass sheets at a predetermined rate to a furnace having a main conveyor moving at a constant speed and extending through the furnace where glass sheets are to be positioned on the main conveyor separated by a predetermi... | 12/18/1984 |
| 4312658 | Method of and apparatus for controlling batch thickness and glass level in a glass furnace A method of and apparatus for controlling the thickness of a blanket of batch floating on a body of molten glass in a glass melting furnace comprising feeding batch to the surface of the blanket of batch, sensing the radiation reflected from a sidewall of... | 01/26/1982 |
| 4142880 | Method and apparatus for feeding a glass melting furnace A batch material feeder for an electrically heated open-top refractory furnace, particularly a circular furnace, wherein the feeder includes a trough holding batch material and mounted over the furnace top, there being a rotatable agitator within the trou... | 03/06/1979 |
| 4023950 | Method and apparatus for melting and processing glass The disclosure embraces a method of and apparatus for melting and processing glass suitable for attenuation to continuous fibers or filaments and more particularly to an arrangement having a limited capacity for processing glass providing a highly refined... | 05/17/1977 |
| 3980460 | Feeder for glass melting furnaces A glass batch feeder for an electrically-heated, glass-melting furnace is provided. The furnace typically includes a glass melting tank with electrodes immersed therein and with a batch feeder extending across the tank and movable back and forth from one ... | 09/14/1976 |
| 3938976 | Processes and apparatus for feeding material to a glass melting tank Apparatus for feeding material to a glass melting tank comprises a batch material feed system and a cullet feed system. A first control unit controls the rate of the batch feed and a second control unit controls the cullet feed rate. One of the control un... | 02/17/1976 |
