Matches 1 - 50 out of 132 1 2 3 >
Match Document Document Title
7497094 Glass melting furnace and method for producing glass  
A charged glass raw material B is melted in a melting tank 10 by heating with a burner 31 and by heating with electrodes 12 , to form molten glass G. Then, the molten glass G flows into a tank...
7451621 Bubble formation in liquid such as molten glass  
Bubbles of uniform diameter of 0.5 to 4 cm of gas such as helium are formed and pass into liquid such as molten glass by accumulating a sufficient volume of gas through a flow restriction into a...
7260960 Selective glass batching methods for improving melting efficiency and reducing gross segregation of glass batch components  
A method of controlling reaction paths of glass batch components added to a resident glass melt is provided, including the steps of providing a plurality of raw material batch components according...
7225643 Recirculation bubbler for glass melter apparatus  
A gas bubbler device provides enhanced recirculation of molten glass within a glass melter apparatus. The bubbler device includes a tube member disposed within a pool of molten glass contained in...
7134299 Meltdown device as well as a process for the production of high-UV-transmitting glass type  
The invention relates to a meltdown device for the production of high-UV transmittive glass types, comprising a meltdown tank for a melt bath a feed opening for the supplying or laying-in of...
7127919 Methods and apparatus for homogenizing molten glass  
The level of precious-metal inclusions in glass products, e.g., glass substrates for liquid crystal displays, is reduced by stirring molten glass in a stir chamber ( 11 ) under conditions such that...
6854290 Method for controlling foam production in reduced pressure fining  
A method for controlling the foam produced when a molten material encounters reduced pressure in a vacuum chamber includes passing the molten material through an aging zone in the vacuum chamber in...
6769272 Method and apparatus for oxygen refinement of a glass melt  
An apparatus for making glass in which a glass melt is refined in a vessel with oxygen is described. It includes a melt-containing vessel ( 10 ) having a refining region ( 3 ) for refinement of the...
6763684 Glass homogenizing pump  
A molten glass pump preferably includes one or more pumps which form either a single-stage apparatus or are combined in series to form a multi-stage apparatus. The exact configuration depends on...
6563994 Object with radially-varying properties and apparatus and method of preparing the same  
A method of preparing an object with a radially-varying property is disclosed which includes the steps of providing a preform reactor including an outer container having a bottom, an inner...
6463763 Apparatus for stirring glass melts  
The invention pertains to a stirrer apparatus for glass melts. A stirring element and a stirrer shaft are provided, each comprised of a metal or a metal alloy having a high melting point...
6334337 Air bubbler to increase glass production rate  
In a glass melter, a precious metal insert is used to protect a gas bubbler from corrosion at the orifice of the bubbler through which gas is injected into the melt. The use of a precious...
6270248 Mixing apparatus for a molten substance of high temperature  
A mixing apparatus which prevents erosion of left and right side walls 12a 12b for a flow path 12 for a molten substance of high temperature M and homogenizes the molten substance of high...
5935291 Bushings and fiber forming assemblies  
A bushing including a tip plate having an orifice region including orifices to permit flow of a molten fiberizable material therethrough; a reservoir for supplying molten fiberizable material to...
5868814 Apparatus for recirculating molten glass  
A molten glass recirculating apparatus is provided, comprising a riser chamber having a first opening positioned below a molten glass level and a second opening positioned above a molten glass...
5849058 Refining method for molten glass and an apparatus for refining molten glass  
A refining method for molten glass comprising a stirring step for stirring molten glass in a stirring vessel, a feeding step for feeding the molten glass into a vacuum vessel via an uprising pipe,...
5827341 Method and apparatus for making glass  
A method and apparatus for making float glass, wherein the glass is stirred in the conditioning zone adjacent the entrance to the float canal so as to attenuate the glass across the entire width of...
5766296 Furnace for melting glass and method for using glass produced therein  
A furnace (1) for melting vitrifiable materials, including a compartment (2) for melting and refining the glass equipped, upstream, with at least one means (4) for charging vitrifiable-materials...
5634958 Method and apparatus for conditioning and homogenizing a glass stream  
At least one cooling zone and a subsequent homogenization zone are installed between the inlet and the outlet of a forehearth for conditioning and homogenizing a stream of colored glass. The glass...
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...
5536291 Method for melting glass in and a glass melting furnace for the practice of the method  
In a furnace for melting glass, a preheating zone, a melting zone, a refining zone with a refining bank raised above the rest of the floor and an homogenizing zone, are arranged lengthwise behind...
5433765 Throat for the transfer of molten glass  
A flow duct or throat 1 for the passage of molten glass from the glass production zone to the shaping zone incorporates glass homogenizing stirrers 15, 16, 17 and 18, as well as a flow channel 2...
5364426 High shear mixer and glass melting method  
A glass melter 30 having a mixing impeller 34 for converting a feed stream 38 supplied to a vessel 32 into a vitrified glass melt 50. Heating means such as electrodes 36 or a gas burner 58 are used...
5269827 Analytical sample preparation system  
An instrument and system for the preparation of a sample for analysis provides a crucible holder which improves the holding and control of a melting crucible during operation of the device for...
5236490 Method and apparatus for mounting ancillary equipment to a furnace  
A furnace has side walls and a bottom wall with a refractory lining. To permit mounting of ancillary equipment such as electrode refractory blocks are fitted to the bottom wall of the furnace. To...
5100453 Method for recycling scrap mineral fibers  
A method and apparatus for recycling scrap mineral fibers (42) having an organic binder coating in a highly stirred glass melter (16) wherein the organic binder coating is decomposed by applying...
5086832 Mechanically interlocked multi tube heat exchanger core  
A heat exchanger core having a plurality of spaced fluid conducting tubes operatively connected in series at their upper ends by projecting tank portions. The tubes have flattened main body...
5006145 Center biased stirring for improved glass homogenization  
Better homogenization of molten glass or the like is achieved by a row of stirrers when greater stirring force is provided in the center portion of the row. Preferred embodiments employ stirrers...
4983198 Glass melting method and apparatus  
In a method of and an apparatus for melting glass having high reducing activity when melted, a glass raw material charged into a melting vessel having a wall formed of platinum or alloy thereof is...
4820329 Methods for the batchwise production of glass  
A process for the batchwise production of glass performs melting, refining and discharging steps in electrically heated identical vessels, wherein at least the refining step is conducted during...
4744809 Method and apparatus for homogenizing flat glass  
Stirring of glass of high optical quality is effected by initiating forming of the glass, such as by the float process, at relatively high temperatures immediately after the glass has been stirred....
4723979 Apparatus for removing a cullet of a cathode-ray tube  
A method and apparatus for heat sealing an electron gun mount, having a glass stem, into a neck of a cathode-ray tube includes a mount socket for supporting the mount within the neck and a...
4609392 Sample preparation machine  
This invention relates to an apparatus for preparing samples. These samples will be used for making disks and solutions for subsequent analysis by chemical or physical means. The machine contains...
4600425 Bubbler with protective sleeve or fluid coolant jacket  
A bubbler assembly comprising a bubbler tube having a sleeve surrounding at least a portion thereof to define an annular space therebetween. A corrosion-inhibiting gas is introduced into the space...
4549896 Apparatus and method for removing gaseous inclusions from molten material  
A process and apparatus for improving the removal of gaseous inclusions from molten materials is disclosed. The inclusions, e.g., seeds or bubbles, are removed by applying vibrations to a...
4544396 Method and apparatus for controlling currents in glass melter  
In a glass melting furnace, the beneficial effects of passing molten glass streams through the intensified heating at the surface of the "spring zone" are enhanced by the use of bubblers. In one...
4543117 Method for producing molten glass  
The invention relates to a method for producing molten glass in a melting furnace 1 equipped with a tank containing a glass bath 3, where the ingredients of the glass are melted in a refining zone...
4536205 Method for controlling currents in glass melter  
In a glass melting furnace, the beneficial effects of passing molten glass streams through the intensified heating at the surface of the "spring zone" are enhanced by the use of bubblers. In one...
4517000 Apparatus for producing molten glass  
The invention relates to a method for producing molten glass in a melting furnace 1 equipped with a tank containing a glass bath 3, where the ingredients of the glass are melted in a refining zone...
4493557 Mixing apparatus  
An apparatus for mixing or homogenizing viscous material is disclosed. Stirrers, comprising multiple vane mixing blades are mounted on a pair of parallel shafts in corresponding spaced apart...
4339261 Drive system for glass furnace stirrers  
A continuous tank-type glass melting furnace includes a melting zone into which raw materials are charged and reduced to a molten state. The molten glass then flows through a relatively narrow...
4325724 Method for making glass  
An improved method of preparing a molten glass composition is presented. The constituents of the molten glass composition are classified into two or more melting groups according to mutual melting...
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...
4195981 Molten glass homogenizer and method of homogenizing glass  
Disclosed is an improved stirrer for homogenizing glass in a forehearth of a glass furnace. It comprises a paddle having both upwardly and downwardly slanting holes that is reciprocated in the...
4133666 Method and apparatus for making variegated glass in a continuous sheet  
At least two differently colored components of glass are heated to a molten, viscous state and then combined in a channel shaped forehearth to form a confluent of molten glass in which the starting...
4113460 Molten glass homogenizer  
Disclosed is an improved stirrer for homogenizing glass in a forehearth of a glass furnace. It comprises a paddle having both upwardly and downwardly slanting holes that is reciprocated in the...
4052186 Method and apparatus for conditioning molten glass  
Molten glass is conditioned to achieve a desired thermal distribution suitable for feeding the glass to a forming process. The molten glass is fed to the inlet end of a conditioning zone of a tank...
4047918 Water cooled glass stirrer  
A glassmaking furnace having a melter and a refiner joined through a waist is provided with a plurality of glass stirrers positioned transversely across the intended path of glass flow through the...
4046546 Method and apparatus for refining glass in a melting tank  
An elongated tank body of a glass melting apparatus defines a melting region adjacent its inlet end, a refining region downstream, a conditioning zone adjacent its outlet end and an intermediate...
4045202 Fusion and casting machine  
This invention relates to a fusion and casting machine for the preparation of glass buttons for analysis. The machine contains an assembly of several heaters which moves with a precession motion...
Matches 1 - 50 out of 132 1 2 3 >