This page is updated frequently with new Uart-related patent applications.
|| List of recent Uart-related patents
|Guitar pick having cvd diamond or dlc coating|
A guitar pick comprises a substrate layer and a diamond film layer or coating. The diamond film layer is composed of chemical vapor deposited diamond, or diamond-like carbon.
|Container for storing a pellicle for lithography|
There is provided a pellicle container for storing a pellicle used in lithography, having a tray and a cover between which the pellicle is stored, and the tray has a pellicle mount section on which the pellicle is used to be mounted, but the tray of this container further has a plane plate, preferably a quartz plane plate, having a flatness of 10 micrometers or smaller provided on top of the pellicle mount so as to stabilize the flatness of the pellicle, especially its agglutinant layer.. .
|Composite fiber having a high surface area and flexibility and manufacturing the same, and substrate containing the composite fiber and manufacturing the same|
The present invention provides a composite fiber having a high surface area and flexibility and a method for manufacturing the same, and a substrate containing the composite fiber and a method for manufacturing the same. The composite fiber contains a first component and a second component, and has a maximum diameter and a circumference.
|Glass ceramic substrate made of a transparent, colored las glass ceramic and producing it|
A glass ceramic substrate made of a transparent, colored las glass ceramic is provided. The glass ceramic has a gradient layer with keatite solid solution and an underlying core with high-quartz solid solution as predominant crystal phase.
|Method for producing a tube of glass|
A method for forming a hollow cylinder, in a single step or in as small a number of steps as possible, into a quartz glass tube with a large outer diameter and high dimensional stability is provided. The cylinder, while rotating about a rotation axis, is softened in portions in a heating zone which is moved at a relative feed rate va, and the softened portion is radially expanded by a centrifugal force and/or an internal overpressure applied in the hollow cylinder bore so as to form a deformation zone.
|Antenna assembly with a multi-band radome and associated methods|
An antenna assembly is for a fuselage of an aircraft and includes a first satellite antenna operable in a first frequency range, a second satellite antenna operable in a second frequency range, and a radome covering the first and second satellite antennas. The radome includes, in stacked relation, an inner skin having a quartz fabric and epoxy resin, an inner core having epoxy syntactic foam, a center laminate having quartz fabric and epoxy resin, an outer core having epoxy syntactic foam, and an outer skin having quartz fabric and epoxy resin.
|Stereoscopic three dimensional imaging system|
A 3-d projection system including first and second projectors generates left and right eye image beams. There is a first beam-splitting element to split the left-eye image beam into a primary left-eye image beam and two secondary left-eye image-beams and a second beam-splitting element to split the right-eye image beam into a primary right-eye image beam and two secondary right-eye image beams.
Volfoni R&d Eurl
|Giant electrorheological fluid surfactant additives|
Ger fluids are improved by the addition of a polar molecule additive. By addition of a polar molecule additive, yield stresses under electric field are improved by over 50% while the current density is reduced to less than a quarter of the original ger.
The Hong Kong University Of Science And Technology
|Method for producing a large quartz-glass tube|
A method for producing a large quartz-glass pipe is provided. In a first forming step, an intermediate cylinder made of quartz glass and having an intermediate-cylinder wall thickness and outside diameter is formed by using a forming tool and is then cooled.
Heraeus Quarzglas Gmbh & Co., Kg
|Crystal oscillation device and semiconductor device|
A wiring pattern for oscillation input signal and a wiring pattern for oscillation output signal are provided on a printed circuit board, and a wiring pattern for ground power source voltage is arranged in a region therebetween. A quartz crystal unit is connected between the wiring pattern for oscillation input signal and the wiring pattern for oscillation output signal and one ends of capacitors serving as load capacitors thereof are connected to the wiring pattern for ground power source voltage.
Renesas Electronics Corporation
Water use/water energy use monitor and/or leak detection system
The present invention is a water use/water energy use monitor and/or leak detection system designed to cooperate with a residential or industrial/commercial facility water supply system. The system is comprised of a building or structure water use/water energy use monitor and/or leak detection apparatus base station with shut-off/on mechanism that is in wireless (wi-fi, bluetooth/zigbee or cellular, or wired technology (x10, zwave, upb) communication with a convenient controller.
Method of fabricating large area birefringent grating films
A method of fabricating large area birefringent grating films requires directing a uv beam through a large-scale lc polymer film alignment template on which a predetermined periodic alignment pattern has been imprinted and onto a photo-alignment layer such that the pattern is transferred thereon. The alignment template is fabricated by directing a collimated linearly polarized uv beam through a birefringent prism to produce two uv beams, which are directed onto a photo-alignment layer through a uniform quarter-wave plate to create a uv hologram which imprints the desired pattern onto the photo-alignment layer.
Teledyne Scienlific & Imaging. Llc
In a first aspect of the present invention, a lighting device (100) includes a first light emitter (1) that includes a first light-emitting element (10) with a p-n junction (1og), and a first side cover (11) partly covering a peripheral side surface (1oc-1of) of the first light-emitting element (10); a second light emitter (2) that includes a second light-emitting element (20) with a p-n junction (20g) and a second side cover (21) partly covering a peripheral side surface (20c-20f) of the second light-emitting element (20), and the first light emitter (1) and the second light emitter (2) are disposed to face each other at uncovered side portions (10c, 20c) that are uncovered by the first side cover (11) and the second side cover (21). It is disclosed that the first side cover (11) covers a quarter or more area of the peripheral side surface (1oc-1of) of the first light-emitting element (10)..
Citizen Holdings Co., Ltd.
Beam processing device, beam attenuation and switching device, and optical wavelength selective switch system
The present invention discloses a beam processing device, a beam attenuation and switching device, and an optical wavelength selective switch system. The beam processing device in the present invention includes a polymer polarization grating and a quarter-wave plate array.
Huawei Technologies Co., Ltd.
Antireflective polarizing plate and image display apparatus including same
Disclosed are a polarizing plate, which includes a polarizer, and a quarter wave film (qwf) layer and a +c (positive c) plate layer, which are disposed on a lower side of the polarizer, wherein a total refractive index ratio nz of the polarizer, the quarter wave film layer, and the +c plate layer is 0.1 to 0.8, and thereby shows excellent antireflection effects in an oblique direction of a screen as well as in a front direction thereof, and an image display apparatus including the same.. .
Dongwoo Fine-chem Co., Ltd.
Device and system for wirelessly controlling and monitoring of quarter turn valves
The invention relates to a wireless valve actuation device for a quarter turn valve actuator which comprises: (a) a pressurized air input line; (b) a short range wireless receiver for receiving an actuation message from a control center, said message being conveyed to the device via a gateway; (c) a pressurized air activated actuator which is connected to an air output of a first solenoid and to a stem of the quarter turn valve, said actuator is designed to cause variation in an angular orientation of the stem based on an air pressure as received from said output of the first solenoid; (d) a first solenoid for opening a channel between said air input line and said output line to the actuator, upon receipt of an actuation signal; and (e) a controller for receiving said actuation message, and for activating said first solenoid by conveying to it said actuation signal.. .
Eltav Wireless Monitoring Ltd.
Mechanical system forming a cam follower or a rocker arm, injection pump or valve actuator comprising such a mechanical manufacturing such a mechanical system
A mechanical system that forms a cam follower or a rocker arm. The mechanical system includes a support element, a pin extending between two opposite ends along a first axis, and a roller mounted on the pin, movable in rotation relative to the pin around the first axis and adapted to roll on a cam.
Method of growing germanium crystals
In accordance with the present invention, taught is a high purity germanium crystal growth method utilizing a quartz shield inside a steel furnace. The quartz shield is adapted for not only guiding the flow of an inert gas but also preventing the germanium melt from contamination by insulation materials, graphite crucible, induction coil and stainless steel chamber.
South Dakota Board Of Regents
Electrode extension integrated in an active implant
Embodiments include a temporarily or permanently implantable medical device, wherein the medical device includes a housing connected to at least one elongate electrical function conductor to transmit therapy signals or diagnosis signals or both. The medical device includes at least one electrode pole connected to the at least one elongate electrical function conductor, via which electrode pole electric current is delivered to adjacent bodily, or electrode pole electrical potentials are sensed in surrounding tissue, or both.
Biotronik Se & Co. Kg
Methods and apparatus to project ratings for future broadcasts of media
Methods, apparatus, systems and articles of manufacture are disclosed to project ratings for future broadcasts of media. Disclosed example methods include normalizing, with a processor, audience measurement data corresponding to media exposure data, social media exposure data and programming information associated with a future quarter to determine normalized audience measurement data.
The Nielsen Company (us), Llc.
Amplifier circuit and method
An amplifier arrangement comprises n amplifier stages, wherein n is an integer equal or greater than four. The amplifier arrangement comprises a cascade of quarter wavelength transmission lines coupled between an output of an amplifier of a first amplifier stage and an output node of the amplifier arrangement, wherein the cascade comprises n−1 quarter wavelength transmission lines.
Telefonaktiebolaget L M Ericsson (publ)
Antenna with quarter wave patch element, u-slot, and slotted shorting wall
In one embodiment, an apparatus is formed using a quarter wave (qw) patch element with a u-slot, a ground plane, and a slotted shorting wall. A feed line runs through the ground plane and connects to the qw patch element.
Cisco Technology, Inc.
Fuzzy search and highlighting of existing data visualization
A user may provide input to search an existing visualization (e.g., bar chart, graph) of a dataset returned in response to database querying. A highlighted visualization may then provide additional insight into relationships within the dataset.
Memory device that performs internal copy operation
A memory device performing an internal copy operation is provided. The memory device may receive a source address, a destination address, and page size information together with an internal copy command, compares the source address with the destination address, and performs an internal copy operation.
Miltonian mirror for oblique catoptric telescopes
One embodiment of a front-surface mirror (100) for oblique catoptric telescopes as a means for focusing image-forming rays to its prime focus without obstruction. The embodiment provides a happy medium between two cited examples of prior art, or even an absolute advantage over both examples, in terms of light grasp, resolution, field curvature, astigmatism and coma.
Fluorescense sensor for target analysis, kit for target analysis, and target analysis method using same
The fluorescence sensor for target analysis according to the present invention includes a nucleic acid molecule that includes a g-quartet-forming nucleic acid region (d) that forms a g-quartet and a binding nucleic acid region (a) that binds to a target. In the absence of a target, formation of a g-quartet in the g-quartet-forming nucleic acid region (d) is inhibited.
Quarter-turn adapter for flush mount receptacle bases
The anchor extends into the bore of the drive member, the anchor has a shaft with first and second end portions and defining a center axis, the first end portion of the shaft is threaded to mate with the threaded bore of the drive member and configured and arranged to rotate relative to the drive member, the anchor also has at least one hook coupled to the second end portion of the shaft and laterally offset from the center axis of the shaft.. .
Amplifier circuit and method
An amplifier arrangement comprises n amplifier stages (101 to 10n), wherein n is an integer equal or greater than four. The amplifier arrangement comprises a cascade of quarter wavelength transmission lines coupled between an output of an amplifier of a first amplifier stage (101) and an output node (15) of the amplifier arrangement, wherein the cascade comprises n-1 quarter wavelength transmission lines (111 to 11n-1).
Telefonaktiebolaget L M Ericsson (publ)
Dry etching apparatus and method
There is provided dry etching apparatus including a stage on which a wafer is placed, an antenna electrode, a high frequency power supply, a shower plate, and an rf bias power supply. Further, a bias path controller is provided on the side of the antenna electrode.
Hitachi High-technologies Corporation
Spiral-type acidic gas separation module
There is provided a high-quality spiral-type acidic gas separation module which is obtained by winding a laminate including an acidic gas separation layer that has a facilitated transport film and which has no defects in the facilitated transport film, in which the average value of the fiber diameter of a supply gas channel member is in a range of 100 μm to 900 μm, and the area ratio of concave portions inscribed in a hemisphere having a diameter greater than or equal to three-quarters of the fiber diameter of the supply gas channel member is 50% or less with respect to a surface of an auxiliary support film of a porous support that is on the side opposite to the facilitated transport film.. .
Stabilized miter edge system and device
A stabilized miter edge system includes a top element, including a top miter surface; at least one edge element, including a front miter part with a front miter surface, and a rear stabilizer part with a rear stabilizer surface, such that the top element is configured to connect with the edge element with an adhesive. The edge element can be manufactured in one piece or glued together from several pieces, and can include use of laminated components.
Ez Countertop, Llc
Dynamic support system for quartz process chamber
One embodiment of the present invention provides a support system for providing dynamic support to a deposition reactor. The system includes a coupling mechanism configured to provide coupling between the deposition reactor and the support system, an attachment mechanism configured to attach the support system to an external frame, and at least one gas bellows situated between the coupling mechanism and the attachment mechanism..
Universal polarization converter
A universal polarization converter is provided including a polarizer configured to receive unpolarized light. The polarizer is further configured to split the received unpolarized light into a first and second polarized state.
Government Of The United States, As Represented By The Secretary Of The Air Force
Polymer-small molecule film or coating having reverse or flat dispersion of retardation
The present disclosure relates to a retarder plate with adjustable dispersion of retardation. The retarder can form a quarter-wave plate that exhibits a reverse or flat dispersion of retardation..
Light Polymers B.v.
High performance quartz crystal microbalance enhanced by microstructures for biological applications
Quartz crystal microbalance resonators are described, as are methods of making them using micron sized pillar array of polymethyl methacrylate fabricated on a qcm surface using a nanoimprint lithography process. Their use in any applications, including for example gas and liquid sensors and biosensors as well as other measurement applications, is also discussed..
University Of Massachusetts
Diffuse reflectors and methods of use thereof
In some embodiments, the present invention provides for a laser pump chamber, including: at least one laser gain medium, at least one excitation source, and at least one diffuse reflector to direct and redirect an emission from the excitation source into the laser gain medium, wherein the at least one diffuse reflector is made from a diffuse reflector material comprising at least one of: 1) white quartz and 2) baso4.. .
Method, apparatus, and computer readable medium for signaling high efficiency preambles
Methods, apparatuses, and computer readable media are disclosed to signal a packet configuration. A hew device to signal a packet configuration may include circuitry.
Intel Ip Corporation
Dynamic power divider circuits and methods
The present disclosure includes dynamic power divider circuits and methods. In one embodiment, a dynamic power divider includes first and second quarter wave lines that receive an input signal and produce first and second signal on second terminals of the lines.
Multiband helical antenna
A multiband antenna including a feed point, a helical radiating element galvanically connected to and fed by the feed point, the helical radiating element resonating in a very high frequency range and an elongate radiating element arranged coaxially within the helical radiating element and galvanically connected to and fed by the feed point, the elongate radiating element extending along only a portion of the helical radiating element, the elongate radiating element having a first resonant frequency and a second resonant frequency, the elongate radiating element operating as a quarter-wavelength monopole at the first resonant frequency and as an eighth-wavelength monopole at the second resonant frequency.. .
Galtronics Corporation, Ltd.
Downhole distributed pressure sensor arrays, downhole pressure sensors, downhole distributed pressure sensor arrays including quartz resonator sensors, and related methods
Downhole distributed pressure sensor arrays include sensor housings each comprising at least one pressure sensor in a pressure housing. Downhole pressure sensors include a housing, at least one pressure sensor in a pressure housing portion of the housing, and at least one isolation element positioned at an outer wall of the housing..
Delaware Capital Formation, Inc.
A method and a system for processing plastic waste
A method for processing of plastic and/or rubber waste to generate energetic gas comprising aliphatic hydrocarbons c1-c4, carbon oxide and hydrogen, wherein the waste may comprise halogens, sulphur, nitrogen and oxygen and may be contaminated by substances of inorganic origin comprising ceramic and metallic materials, the method comprising processing the waste in a pyrolysis process, wherein a powdered waste material is fed to a microwave drum reactor (102), where it is heated by microwaves while being moved through the reactor (102), the method comprising: conducting the pyrolysis reaction inside the reactor (102) at a temperature of 800-950° c. To obtain end products comprising gases, dust and a porous char of a large surface area having absorptive properties; separating the char from the other pyrolysis products by deposition; directing a portion, preferably a quarter, of the obtained char to a filter (105); directing the dust and gases to a gas cooling apparatus (103) comprising at least two synchronized screw conveyors, wherein the gases are cooled to a temperature of 120-160° c.
Polyamides, such as polyamide compositions based on nylon-6 (pa 6) or nylon-6,6 (pa 66) and including melamine cyanurate, natural quartz powder, and glass fibres have improved heat resistance, flame retardancy, and isotropic shrinkage characteristics.. .
Lanxess Deutschland Gmbh
Combined ultraviolet and ozone fluid sterilization system
A combined ultraviolet light and ozone fluid sterilization system for sterilizing fluid that includes a removable and replaceable internal reflective sleeve is provided. The sterilization system includes a lower housing, an upper housing, a winged nut, a uv light manifold, a plurality of uv light assemblies, a plurality of uv light securing assembly, and a reflective sleeve.
Hayward Industries, Inc.
Rugby game and play
The instant invention is new field game based on improvements to the rugby sevens and traditional rugby union laws (including nos. 3, 5, 6 and 10) whereby, among other things, a match is extended to about 45 to 60 minutes and is played in four quarters broken into about 10-15 minutes, played on the same size field as the traditional sevens rugby game.
The North American Super 7s Rugby League Llc
Antimicrobial foams and methods of making same
Antimicrobial foams and methods of making same. The antimicrobial foams can include a polymeric foam having a wet-out time of at least 250 sec; and a coating comprising an antimicrobial material.
3m Innovative Properties Company
Antireflective oled construction
The disclosure relates to emissive displays and, in particular, to emissive displays that include a top surface (111) that has a diffusely reflective inactive surface (116) adjacent a diffusely reflective emissive surface (114). The emissive display further includes a polarization selective antireflection film component (120) that includes a linear absorbing polarizer (126), a reflective polarizer (124), and a quarter-wave retarder (122), and is positioned separated from the top surface.
3m Innovative Properties Company
Heat-resistant synthetic jewelry material
A heat-resistant synthetic jewelry material having a transparent, semitransparent or nontransparent composite nanocrystalline material on the basis of nanosized oxide and silicate crystalline phases. The material includes at least one of the following crystalline phases: spinel, quartz-like phases, sapphirine, enstatite, petalite-like phase, cordierite, willemite, zirconium, rutile, zirconium titanate, zirconium dioxide with a content of ions of transition elements, rare-earth elements and precious metals of from 0.001 to 4 mol %.
Automated percentage of breast density measurements for full field digital mammography
An automated percentage of breast density measure (pda) that analyzes signal dependent noise (sdn) based on a wavelet expansion using full field digital mammography (ffdm). A matched case-control dataset is used with images acquired from a specific direct x-ray capture ffdm system.
Construction blocks and systems
A semi-interlocking construction block system may include blocks having prism shaped male and female fittings configured for semi-interlocking interaction. When mated the male and female fittings may engage along their respective interfacing upper bases and lower ends of their respective lateral side faces.
Evaporator and producing synthetic fused quartz
A method for manufacturing quartz glass, wherein (a) an appropriate liquid starting material is evaporated by spraying it into a vertically arranged evaporation chamber, (b) the vaporous starting material is oxidized to form sio2, and the sio2 is collected. The method is characterized in that the starting material to be evaporated is sprayed in on the bottom of the evaporation chamber and the vaporous starting material is removed at the top end of the evaporation chamber, wherein the evaporation chamber is designed such that components depositing in the chamber accumulate on the bottom of the evaporator and are sprayed once again, as well as an evaporator for applying the method..
System and inactivation of infectious pancreatic necrosis virus (ipnv) using medium pressure ultraviolet (uv) light
A method and a system is provided for inactivation of infectious pancreatic necrosis virus (ipnv) comprising illuminating a liquid containing ipnv with a lamp emitting a continuous broad band of ultraviolet (uv) light. The uv lamp may be “tuned” to optimize ipnv inactivation.
Fluid reservoir cap
A cap for closing a fill tube of a fluid container that includes fewer part and requires just a quarter turn between opened and closed positions. The cap has a lower plate for engagement with a free end of a fill tube and an upper plate that connects to a cover.
Method for reducing flu-like symptoms associated with intramuscular administration of interferon using a fast titration escalating dosing regimen
The present invention provides a method for treating multiple sclerosis (ms), and for reducing flu-like symptoms associated with administration of an interferon to a patient with ms. The method involves intramuscularly administering the interferon to the ms patient according to an escalating dosing regimen in weeks 1 to 3, and a full therapeutically effective dose of interferon in week 4.
Ultrasonic vitrectomy needle
A needle for use with an ultrasonic handpiece for dissecting and aspirating vitreous tissue includes a cannula having a lumen extending from a port adjacent a cannula distal tip to a cannula proximal end. The cannula port has a cross-sectional area less than a cross-sectional area of the cannula lumen.
Method for manufacturing magnetism measurement device, manufacturing gas cell, magnetism measurement device, and gas cell
A method for manufacturing a magnetism measurement device which measures a magnetic field generated from a living body, includes: arranging an ampoule made of borosilicate glass and having a hollow part filled with a solid alkali metal, in a void in a cell section made of quartz glass, and then sealing the cell section; and casting a pulse laser beam on the ampoule through the cell section and thus forming a penetration hole in the ampoule. The pulse laser beam has an energy of 20 μj/pulse to 200 μj/pulse.
Seiko Epson Corporation
Method for measuring the properties of liquid based on a quartz crystal microbalance sensor
The present invention provides a method for a method for measuring the properties of liquid based on a quartz crystal microbalance sensor, which employs two measurements to obtain two frequency shifts of the qcm sensor induced by two different volume of the sample liquid. The present invention creatively established the relationship between the density and viscosity of sample liquid and the frequency shifts of qcm sensor.
University Of Electronic Science And Technology Of China
Method for the manufacture of synthetic quartz glass
One aspect relates to a method for the production of synthetic quartz glass. Moreover, one aspect relates to a polyalkylsiloxane compound, which includes certain specifications with respect to chlorine content, metallic impurities content, and residual moisture, as well as the use thereof for the production of synthetic quartz glass.
Heraeus Quarzglas Gmbh & Co. Kg
Off-road rolling film vision system
Disclosed is an off-road rolling film vision system comprising a controller module (200), a takeup module (300), and a rollout module (400). The controller module (200) comprises a command input (205), a controller process module (210), a command transmitter (215), and a power supply (220).
Batting tee having bendable base
A batting tee has a base which is made from bendable recycled rubber. The base is between 11 inches and 13 inches wide, 11 inches and 13 inches long, and one-half inch and three-quarters inch thick..
Outwest Baseball, Llc
End-cap system and device for use with countertops
An end-cap component for installation on an open end of a countertop includes an end-cap front element, and an end-cap stabilizer, which can be solid rectangular pieces or laminated components. The end-cap component can be made in a right-side, left-side or center-mount configuration, and can be glued together with an adhesive and configured with a polished face of the end-cap front element.
Ez Countertop, Llc
Dynamic vision sensor with shared pixels and time division multiplexing for higher spatial resolution and better linear separable data
A dynamic vision sensor (dvs) where pixel pitch is reduced to increase spatial resolution. The dvs includes shared pixels that employ time division multiplexing (tdm) for higher spatial resolution and better linear separation of pixel data.
Samsung Electronics Co., Ltd.
Efficient power management of uart interface
Methods and apparatus relating to efficient and/or robust link power management of a uart (universal asynchronous receiver/transmitter) interface are described. In an embodiment, logic causes a link to enter into a low power consumption state in response to a message exchange over data lines of a uart (universal asynchronous receiver/transmitter) interface.
Wristwatch structure with physical hands and offering communication function to wristwatch
The present invention provides a wristwatch structure with physical hands and a method for offering a communication function to a wristwatch, which uses remaining room in a traditional wristwatch (such as a mechanical watch and a quartz watch) to dispose an electronic module. By way of wireless transmission, the electronic module is utilized to receive wireless signals transmitted from a device (such as a smart phone) near a wristwatch user, and to provide a prompt message (such as vibration or an audio sound) based on the wireless signals.
Princo Middle East Fze
Dead-front lens for interior vehicle display
A vehicle instrument cluster lens assembly for a vehicle instruments panel includes a first layer comprised of a quarter-wave plate (λ/4). A second layer which is a polarizer, a third layer of another quarter-wave plate (λ/4); the first and a fourth layer being a polarizer light to a new orientation.
Continental Automotive Systems, Inc.
Method and a system for determining at least one forecasted air quality health effect caused in a determined geographical area by at least one air pollutant
A method for hourly, daily, weekly, monthly, quarterly and annual forecasted air quality health effects caused by air pollutants generated over a determined geographical area and a system implementing the method.. .
Quartz pouring & casting system for non-wetting amorphous alloys
Described herein is a crucible with a rod fused thereon to optimize pouring of molten material, and method of using the same. The crucible has a body configured for receipt of an amorphous alloy material in a vertical direction, and the rod extends in a horizontal direction from the body.
Crucible Intellectual Property, Llc
Method for producing synthetic quartz glass of sio2 granulate and sio2 granulate suited therefor
A method for producing synthetic quartz glass by fusion of sio2 granulate involves synthesizing amorphous sio2 primary particles, granulating the amorphous sio2 primary particles to form an open-pore sio2 granulate, sintering the open-pore sio2 granulate by heating in a sintering atmosphere at a sintering temperature and for a sintering period to form a densified sio2 granulate, and melting the densified sio2 granulate at a melting temperature to form the synthetic quartz glass. To provide an inexpensive production of low-bubble transparent components of quartz glass despite the use of still open-pore sio2 granulate, the sintering atmosphere, sintering temperature and sintering duration are adjusted such that the densified sio2 granulate still comprises open pores but manifests a material-specific infrared transmission t1700 at a wavelength of 1700 nm.
Heraeus Quarzglas Gmbh & Co. Kg
Method and manufacturing quartz slab
An apparatus including a mold having a top opening which leads to an inner chamber. The mold may include a first, second, third, and fourth walls, and a bottom which enclose the inner chamber.