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7628037 |
Method for preventing bubbles on precious metal components
In the case of a method for manufacturing glass, with which molten glass is enclosed at least partially by precious metal walls or refractory metal walls, and with which the oxygen partial pressure...
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7607545 |
System and method for inspecting and sorting molded containers
An apparatus and method for inspecting and sorting molded containers includes an inspection device for inspecting containers and a container mold of origin identifier for correlating a container...
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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....
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7545561 |
Image display and method for evaluating glass substrate to be used in same
Provided are an image display device capable of displaying a good image by suppressing yellowing of a glass substrate, and an evaluating method of the glass substrate. The image display device is...
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7487649 |
Method for manufacturing glass substrate for image display
The present invention provides a manufacturing method of a glass substrate for an image display device having high picture quality. The reducing force in a float furnace is controlled to be...
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7416462 |
Glass substrate processing method and material removal process using x-ray fluorescence
To reuse glass used in a flat panel display, processing suitable for global environment such as processing of separating a lead component must be realized. A disassembly processing method for a...
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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...
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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...
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7107791 |
Method for changing the boundary surface tension of a liquid glass piece and apparatus for performing said method
The process according to the invention reduces the effort required to shape a glass piece. In this process a liquid glass piece is provided on a structured supporting surface of an electrically...
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6928837 |
Silica glass substrates and their selection
A silica glass substrate is obtained by polishing, cleaning, drying and etching a silica glass substrate slice. When the substrate on one surface is treated with a reactive reagent, defects having...
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6878653 |
Ultraviolet ray-absorbing, colorless and transparent soda-lime-silica glass
An ultraviolet ray-absorbing, colorless and transparent soda-lime-silica glass is disclosed, which glass is prepared by irradiating a cerium containing soda-lime-silica glass with light having...
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6848271 |
Automated method and device for manufacturing a glass blown object
The invention concerns an automated method for producing a blown glass body, in particular a glass wall of an electrochemical sensor, wherein an immersion tube ( 10 ), through which air or gas can...
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6802189 |
Device and process for the remelting of glass
A process for the remelting of glass bars, including the steps of introducing a glass bar into an upper end of a receiving shell; providing a molten bath having a surface underneath the...
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6796144 |
System and method for glass processing and temperature sensing
Techniques for measuring the temperature at various locations through the thickness of glass products and to control the glass processing operation with the sensed temperature information are...
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6796145 |
Method for cutting mother rod lens
A method that accurately cuts mother rod lenses and increases production yield. The method includes arranging the mother rod lenses such that the optical axes of the mother rod lenses are parallel...
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6732545 |
Silica structure crack monitoring
Disclosed are silica structure crack detection methods and apparatuses particularly useful in sol-gel fabrication processes. A wave signature of a crack in the silica structure is sensed to...
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6701748 |
Glassware machine
A glassware machine having a glassware mold and a movable plunger positioned adjacent to the glassware mold for pressing a glass gob in the glassware mold to form a glassware article. The glassware...
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6477862 |
Monitoring gob diameter in a glassware forming system
A glassware manufacturing system includes at least one blank mold and a loading funnel for feeding molten glass gobs in sequence into the blank mold. A temperature sensor is operatively coupled to...
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6250109 |
Method of continuously producing vitreous blast furnace slag
The invention relates to a process for continuously producing a glassy or vitrified blast furnace slag, in which the slag is applied onto a cooling roll or onto articulately interlinked cooling...
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6137931 |
Method for determining a condition of aging for optical fiber grating
The present invention provides a method for determining a condition of aging for an optical fiber grating. This method comprises a step of setting the aged deterioration curve of the optical fiber...
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6086977 |
Substrates for magnetic discs, magnetic discs and process for producing magnetic discs
A magnetic disc substrate is provided, which includes a magnetic disc substrate body made of glass and is characterized in that a metal element capable of absorbing light is present in at least a...
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6073464 |
Laser surface treatment device and method
A laser surface method involves applying a laser beam treatment in one or several steps to a series of generally similar surfaces of given depth. Properties of the laser treatment are selected so...
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6050108 |
Method for producing glass preform
A method for producing a glass preform by synthesizing a porous glass preform by a vapor-phase synthesizing method and heating said porous glass preform in a vacuum or reduced-pressure atmosphere...
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5935285 |
Method for inspecting manufactured articles
A method is disclosed for detecting the cycling of a manufacturing machine, such as a bottle manufacturing machine, without the need for a mechanical detection device. An imaging device, which may...
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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...
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5843199 |
Method and device for fire-polishing a lengthwise extended glass body
During the fire-polishing of a lengthwise extended glass body (3), for example a preform for drawing optical fibers, the glass body (3) is held by a holding device (5, 7), and is heated by a burner...
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5738701 |
Glass gob production device and production method
A glass gob production device for producing a glass gob from molten glass. The glass gob production device has a crucible which accommodates molten glass, a nozzle one end of which is connected to...
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5735920 |
Method of manufacturing optical glass element
A manufacturing method for an optical glass element having a refractive index equal to a design value after press-molding. A glass material of specified composition is melted and press-molded while...
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5716425 |
Control system for glass bending platen
A closed loop control system for a hydraulically actuated glass sheet press bending platen. Flow of fluid supplied to the cylinder operating the press platen is controlled through a servo solenoid...
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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)...
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5697996 |
Mold positioning apparatus and method
A mold positioning apparatus which is used in a pressing apparatus for pressing a work by a plunger and a bottom mold, comprising keys and key guides which are provided on a plunger and a bottom...
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5667549 |
Method and system to automatically lift the curtains of the exit hood of a machine for the production of float flat glass
A system and method is disclosed to automatically lift the curtains of the exit hood of a machine for the production of float flat glass by the floating process. A light beam emitter is provided...
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5662723 |
Apparatus and method for forming a decorative pattern on glassware having an edge
An apparatus and method for forming a decorative pattern on glassware having an edge that includes a base, a forming tool, actuation means and control means. The forming tool is mounted on the...
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5620496 |
Method of making stable optical devices employing radiation-induced index changes
The present invention is predicated upon the discovery by applicants of a relationship describing thermal decay of radiation-induced index changes and a mechanism which permits stabilization by...
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5580363 |
Method for detecting a defect in a glass-ceramic for magnetic disks
A method for detecting a defect in a glass-ceramic for magnetic disks includes steps of forming a colored glass-ceramic having Munsell value within the range of 0 to 7 in the CIE color system by...
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5525138 |
Determination of tensile membrane stress and compressive layer thickness in tempered glass using a CO.sub.2 laser beam
A determination of the temper quality of a tempered glass sheet is made which includes determining the percentages of the thickness of a tempered glass sheet which are in compression as well as the...
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5512077 |
Test apparatus and testing method for a position sensor in a glassware forming machine
A test apparatus for measuring operating characteristics of a position sensor coupled to a parison mold plunger for glass gob weight control in a press-and-blow individual section glassware...
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5254149 |
Process for determining the quality of temper of a glass sheet using a laser beam
The quality of temper in a glass sheet is determined by repeatedly scoring the glass sheet with a laser beam, to incrementally penetrate the compression zone, until the glass sheet shatters.
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5067977 |
Method and apparatus for measuring the efficiency of cooling devices
A method and apparatus for measuring the heat transfer in cooling devices. More particularly, the invention is concerned with the heat transfer pattern caused by blastheads used in the tempering of...
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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...
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4781742 |
Method and apparatus for detecting unwanted materials among cullet
An apparatus and a method for inspecting cullet for the presence of unwanted materials among the pieces of glass. A light source such as a laser directs light onto the cullet. At least one array of...
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4675043 |
Apparatus for manufacture of tubular elements for ink jet printers
The apparatus for manufacturing the ink jet glass tubes includes a vertical mandrel which receives the tubes one at a time from a feeder and rotates them relative to a pair of gas nozzles for their...
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4634462 |
Methods of and apparatus for monitoring precipitates in metallic materials
A method and apparatus are provided for monitoring in situ the transformation of some fraction of a starting material to another material during the course of a thermal treatment. The starting...
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4619681 |
Method and apparatus for measurement of stress in float glass
The invention relates to the measurement of stresses in float glass. In a process, the stresses in the glass are continuously determined by scanning the glass over its entire width and...
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4610710 |
Method for utilizing magnetic field sensing means for detecting discontinuities in a conductor member associated with a glass sheet
A method and apparatus for detecting discontinuities in electric conductor heating lines in automobile heated back lights is disclosed. The apparatus includes a "Hall effect" probe, a...
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4606746 |
Method of monitoring the position of two movable side portions of a mould of a glassware forming machine
The positions of movable side portions (12,14) of a mould are monitored to determine whether the side portions reach their mould-closed condition. Ultrasonic radiation is transmitted from a first...
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4604122 |
Method of sensing gobs of molten glass
Gobs of molten glass are sensed as they pass along a path (12) which leads to a mold arrangement (10) of a glassware forming machine. Ultrasonic radiation is transmitted towards a point on the path...
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4548633 |
Detecting the temperature of moulds of a glassware forming machine of the individual section type
An infra-red detecting device is mounted for turning movement about a vertical axis which lies in a plane which is substantially equi-distant from the centre-lines of two adjacent sections of the...
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4541856 |
Process and device for the analysis of the heterogeneous features in a transparent material
The invention relates to the analysis of defects in materials such as molten glass. According to the invention, the material passes by a monochrome beam the wavelength of which is below 3×10 -6 ...
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4519827 |
Controlling the temperature of a glass mould
During the manufacture of moulded articles, the temperature of the mould is detected and this information is used to control the operation of mould heating or cooling means. The temperature is...
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