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| Number | Title | Issue Date |
| 7318330 | Mobile device and a process for the production of glass The present invention relates to a float bath comprising a transport assembly and/or an adaptor for producing glass by a float-forming process. ... | 01/15/2008 |
| 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 |
| 7059154 | Method for making float glass, implementing device and resulting products The present invention relates to a float process for manufacturing glass sheets, in which molten glass is poured onto a liquid support denser than the glass and then the continuous ribbon which forms is advanced toward the downstream end, this process being characte... | 06/13/2006 |
| 6928836 | Method for centering a glass flow control tube An apparatus for indicating concentricity of a rotatable glass flow control tube with respect to its axis of rotation on a tube support frame in a glassware forming system includes a base for securement on the tube support frame and a slide mounted on the base for r... | 08/16/2005 |
| 6923023 | Methods and apparatuses for controlling optical fiber primary coating diameter Methods and apparatuses estimate and control optical fiber primary coating diameter for wet-on-wet optical fiber manufacturing. The primary coating diameter for a particular length of optical fiber is calculated based upon a measurement of the weight of primary and/... | 08/02/2005 |
| 6742364 | Method of manufacturing micro glass optical element A method of manufacturing a micro molten glass droplet, has the steps of, colliding a molten glass droplet with a micro through hole formed in a plate-shaped member; and pushing out at least part of the glass droplet to a reverse surface of the micro through hole as... | 06/01/2004 |
| 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 |
| 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 |
| 6035663 | Method for controlling flow of casing glass in a cased glass stream Apparatus for forming a cased glass stream having an inner core glass surrounded by an outer casing glass includes a first orifice for receiving core glass from a first source. A second orifice is vertically spaced beneath and aligned with the first orifi... | 03/14/2000 |
| 5987927 | Method of making fibers with deducing the position of the point of impact of a stream of molten material The production of mineral fibers by centrifuging on rollers (3, 4, 5, 6) with horizontal axes from a stream (1) of molten material includes determining the relative position of the stream (1) of molten material in relation to the first roller (3), and con... | 11/23/1999 |
| 5979191 | Method and apparatus for melting of glass batch materials An apparatus for melting materials is provided comprising a melter body having a batch injection portion including a batch inlet port, a batch melting portion including a batch melting chamber adapted to receive materials from said batch injection portion... | 11/09/1999 |
| 5944863 | Apparatus for controlling flow of casing glass in a cased glass stream Apparatus for forming a cased glass stream having an inner core glass surrounded by an outer casing glass includes a first orifice for receiving core glass from a first source. A second orifice is vertically spaced beneath and aligned with the first orifi... | 08/31/1999 |
| 5820649 | Method of and apparatus for continuously producing a solid material A liquid material such as molten silicon is stored in a crucible. A liquid material, which is identical to and held in the same conditions as the liquid material in the crucible, is continuously supplied from an auxiliary crucible to the crucible to keep ... | 10/13/1998 |
| 5709723 | Method for producing large glass preforms A method of making gob preforms for the optical quality lens molding comprising: i) ejecting a measured gob molten glass through an exit in a stem of the container of a supply of molten glass; ii) allowing the gob to settle under gravity from the exit to ... | 01/20/1998 |
| 5588978 | Process and apparatus for coloring glass A method and apparatus for the production of colored glass includes the steps of diverting a stream of clear molten glass from at least one glass melting furnace through one or more transport channels to a color treatment chamber. Recycled cullet and colo... | 12/31/1996 |
| 5358541 | Forehearth temperature control system A method of controlling the exit glass temperature and the thermal homogeneity of the glass exiting from a glass forehearth having at least two temperature control zones and having in each temperature control zone at least one temperature regulating means... | 10/25/1994 |
| 5112376 | Process and apparatus for the outer calibration of sections of glass tube A softened section of length of a glass tube is expanded in a dimensionally accurate mold until it has assumed the dimensions of the mold, the mold being made of a material of lower thermal expansion than that of the glass, so that, after cooling, the cal... | 05/12/1992 |
| 5055122 | Method of controlling feed of molten glass onto molten metal bath Concerning the manufacture of sheet glass by the float process using, as a glass melting and refining tank furnace, a common regenerative furnace having two oppositely arranged sets of burners which are periodically alternately operated with a temporary i... | 10/08/1991 |
| 4961772 | Method and apparatus for continuously melting glass and intermittently withdrawing melted glass A glass melting furnace comprises a base structure (6) defining a melting chamber (8) an intermediate chamber (10), and a working chamber (12), in which chambers heaters are located. An opening (22) is provided into the melting chamber (8), through which ... | 10/09/1990 |
| 4877436 | Continuous viscosity monitoring of glass A method for manufacturing glass comprises forming glass from molten mineral material, continuously discharging an auxiliary stream of molten mineral material, continuously measuring the temperature and the mass flow rate by laser means of the auxiliary s... | 10/31/1989 |
| 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 |
| 4662923 | Forming a gob of molten glass into a parison A plunger mechanism for use in forming a gob of molten glass into a parison comprises a cylinder (30), a piston (32) movable in the cylinder upon the introduction of hydraulic fluid, a piston rod (34), means (40) for mounting a plunger on the piston rod, ... | 05/05/1987 |
| 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 |
| 4600424 | Method of forming an ultrafine micropipette A method of forming a micropipette by pulling one end of a glass tubing while the other end is held stationary. A portion of the tubing intermediate the ends thereof is heated and the viscosity of the glass is monitored by measuring the velocity at which ... | 07/15/1986 |
| 4547211 | Control of a glassware forming machine A glass forming system having a plurality of machines, each of which includes a plurality of individual sections having movable components which operate in timed relationship with respect to one another. An electronic control system effects the automatic ... | 10/15/1985 |
| 4521235 | Method and apparatus for controlling wall layer thickness in a liquefaction process In a process for liquefying glass batch and the like, wherein a layer of batch is maintained as a lining in the liquefaction vessel, the thickness of the lining is monitored by measuring the temperature in a region facing an end portion of the lining. Pre... | 06/04/1985 |
| 4494971 | Process and apparatus for granulation of slag A method and apparatus are presented for granulation of molten slag for determining the flow of molten slag and adjusting the supply of granulation water in accordance with the flow of molten slag.... | 01/22/1985 |
| 4478628 | Method for controlling the level of molten material in a furnace Controlling the level of molten material in a melting furnace is disclosed. The level of molten material is sensed downstream of the furnace and batch materials are choke fed to keep the total batch crust plus molten glass depth constant. This provides fo... | 10/23/1984 |
| 4453963 | Method and apparatus for controlling the delivery of gobs to a section of a glassware forming machine A method and apparatus for controlling the delivery of gobs to each section of a multiple section glassware forming machine to assure that no one section can authorize the delivery of a gob of molten glass to any other section. The invention discloses mea... | 06/12/1984 |
| 4402721 | Computer control for glassware forming machine An I. S. glassware forming machine is controlled by a minicomputer in which a stored sequence of events is accessibly stored in memory such that the identity and condition of a plurality of solenoid valves is programmed to occur at predetermined times in ... | 09/06/1983 |
| 4337076 | Ribbon edge detector and system for metering flow of molten glass A pair of glass ribbon edge detectors each have a power source connected to a carbon probe suspended over the molten metal bath of a glass forming chamber and to the molten metal bath to form a pair of capacitors. The voltage output of each capacitor has ... | 06/29/1982 |
| 4312657 | Method of and apparatus for sensing the level of molten glass in a glass melting furnace A method of and apparatus for detecting the level of molten glass in a glass melting furnace comprising: positioning two members in the molten glass in the furnace; supplying a source of alternating current to the members; detecting the impedance of a cir... | 01/26/1982 |
| 4277274 | Process for controlling molten glass variables A process for controlling the composition, viscosity, resistivity or other variables of a molten glass by sensing temperature and resistivity or viscosity and making corrections in accordance with the deviation of the sensed properties and desired propert... | 07/07/1981 |
| 4205973 | Method and apparatus for measuring the volume and shape of a glass gob Apparatus and method for measuring the volume and shape of a falling gob of glass. Two cameras are used to make section by section measurements of the horizontal extent of the moving gob. Timing of the measurements is controlled so as to cause measurement... | 06/03/1980 |
| 4165975 | Gob weighing system A system is disclosed for determining the mass of a moving molten glass gob. The gob is directed along a curved channel having a force measuring device over which the gob passes for measuring the force exerted by the gob normal to its path. The velocity o... | 08/28/1979 |
| 4162907 | Glass sheet manufacturing method and apparatus An glass manufacturing process and apparatus having a vertical air-cooled electric furnace and a transverse air-cooled refiner section. The furnace and the refiner are provided with a plurality of molybdenum plate electrode cartridge assemblies. Molten gl... | 07/31/1979 |
| 4078911 | Measurement of elevations in a float glass facility This invention pertains to determination of relative elevations of various components of a float glass producing facility. The extremely flat top surface of the bath of molten tin upon which the glass ribbon is formed is utilized as a reference plane. The... | 03/14/1978 |
| 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 |
| 4011070 | Method and apparatus for regulating molten glass flow into a conditioning chamber A predetermined rate of flow of molten glass from a reservoir, for example a glass melting furnace, is maintained by flowing glass from the reservoir to an intermediate vessel in which the glass temperature is fixed in relation to the temperature of glass... | 03/08/1977 |
