| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 065385000 |
Process of manufacturing optical fibers, waveguides, or preforms thereof
| 247 |
| 065377000 |
With measuring, controlling, sensing, programming, timing, indicating, or testing
| 84 |
| 065469000 |
By slinging or rotary-centrifugal fiber distribution (i.e., without fluid blast)
| 11 |
| 065475000 |
With fiber drawing or pulling (e.g., attenuating, etc.)
| 11 |
| 065454000 |
Formation of fiber or preform utilizing fluid blast (e.g., from molten glass, etc.)
| 7 |
| 065474000 |
With purifying or homogenizing molten glass (e.g., removing bubbles, etc.) | 5 |
| 20100101278 | END-FIRED FURNACE FOR GLASS TO BE FIBERIZED - The invention relates to an installation and a method of producing a glass having a low boron content, containing alumina or zirconia, the melting of the batch materials being carried out in an end-fired furnace equipped with regenerators, most of the fossil energy being introduced by the U-flame, the oxidant and fuel for which are introduced at the upstream face of said furnace, the oxidant being air or oxygen-enriched air. The melting compartment may be followed by a unit for fiberizing the glass. The invention makes it possible to produce fibers with an excellent combustion efficiency and high productivity. | 04-29-2010 |
| 20100162772 | METHOD OF MANUFACTURING HIGH STRENGTH GLASS FIBERS IN A DIRECT MELT OPERATION AND PRODUCTS FORMED THERE FROM - A method of forming high strength glass fibers in a glass melter substantially free of platinum or other noble metal materials, products made there from and batch compositions suited for use in the method are disclosed. One glass composition for use in the present invention includes 50-75 weight % SiO | 07-01-2010 |
| 20130333422 | METHOD OF MANUFACTURING S-GLASS FIBERS IN A DIRECT MELT OPERATION AND PRODUCTS FORMED THEREFROM - A method of forming high strength glass fibers in a continuous system is provided. The method includes supplying a glass batch to a glass melting furnace lined with a material substantially free of noble metals. The glass batch comprises about 50-about 75 weight percent SiO | 12-19-2013 |
| 20140366584 | PROCESS FOR FORMING FIBERS FROM VITRIFIABLE MATERIALS - A fabrication process of mineral fibers, including: introduction of raw materials into a circular furnace with electrodes; then fusion of the raw materials in the furnace to form a molten vitrifiable material; then outflow of the molten vitrifiable material from the furnace via a lateral outlet to supply a distribution channel; then outflow of the molten vitrifiable material via an orifice in the furnace bottom of the distribution channel to supply a fiber forming device; then transformation into fibers of the molten vitrifiable material by the fiber forming device, flow of molten vitrifiable material between the furnace and the distribution channel passing under a metal dam adjustable in height including an envelope cooled by cooling fluid current. Adjustment of the dam height allows temperature of the glass to be formed into fibers to be varied to bring the glass into a desired viscosity range for the fiber forming process. | 12-18-2014 |
| 20180022628 | MANUFACTURING OF CONTINUOUS MINERAL FIBERS | 01-25-2018 |
| 065441000 |
Electromagnetic, magnetic, wave, or particulate energy utilized | 4 |
| 20090158779 | Methods and Systems For Producing Optical Fibers - Methods for producing a coated optical fiber may include drawing an optical fiber from a draw furnace along a first pathway and redirecting the optical fiber along a second, different pathway which is non-parallel with the first pathway. The optical fiber may be coated as it travels along the second pathway. | 06-25-2009 |
| 20100126227 | ELECTROSTATICALLY DEPOSITING CONDUCTIVE FILMS DURING GLASS DRAW - Methods for coating a glass substrate as it is being drawn, for example, during fusion draw or during fiber draw are described. The coatings are conductive coatings which can also be transparent. The conductive thin film coated glass substrates can be used in, for example, display devices, solar cell applications and in many other rapidly growing industries and applications. | 05-27-2010 |
| 20120060562 | METHOD FOR PRODUCING THIN SILICON RODS - The invention relates to a method for producing thin silicon rods ( | 03-15-2012 |
| 20140290311 | HIGH-Q OPTICAL RESONATORS AND METHOD OF MAKING THE SAME - An optical resonator made from an elongated fiber having a proximal and distal end. A sphere is created on the distal end by locating the distal end in cylindrically symmetrical heating zone along a centerline. For some embodiments, the distal end is rapidly cooled by allowing it to retract away from the heating zone along the centerline during the formation and solidification of the molten microsphere. The resulting optical resonator has an intrinsic quality factor greater than 10 | 10-02-2014 |
| 065442000 |
Composite fiber matrix (e.g., carbon or metal fiber with glass matrix or vice versa, etc.) | 4 |
| 20100058810 | PRODUCTION OF MINERAL FIBERS - The present invention relates to a process for the production of mineral fibers and to an apparatus which can be used in such a process. In particular, the process of the present invention comprises: providing a furnace; charging to the furnace mineral materials which comprise iron oxides; melting the charged mineral materials in a reducing atmosphere, such that there is a base zone in the furnace in which molten iron collects, and a melt pool above the base zone where mineral melt collects; removing mineral melt from the furnace and converting it to mineral fibers; and removing molten iron from the base zone. During the process, an additive is released directly into the base zone of the furnace wherein the additive comprises one or more substances selected from oxidizing agents and non-reducing gases. | 03-11-2010 |
| 20100170299 | METHOD AND APPARATUS FOR THE PRODUCTION OF MAN-MADE VITREOUS FIBRE PRODUCTS - A non-woven product having a core layer ( | 07-08-2010 |
| 20100313605 | Process for Producing Long Glass Fibre-Reinforced Thermoplastic Compositions - The invention relates to a process for producing a long glass fibre-reinforced thermoplastic polymer composition, comprising the subsequent steps of a) unwinding from a package of at least one continuous glass multifilament strand containing at most 2% by mass of a sizing composition; b) applying from 0.5 to 20% by mass of an impregnating agent to said at least one continuous glass multifilament strand to form an impregnated continuous multifilament strand; and c) applying a sheath of thermoplastic polymer around the impregnated continuous multifilament strand to form a sheathed continuous multifilament strand, wherein the impregnating agent is non-volatile, has a melting point of at least 20° C. below the melting point of the thermoplastic matrix, has a viscosity of from 2.5 to 100 cS at application temperature, and is compatible with the thermoplastic polymer to be reinforced. This process allows trouble-free handling and unwinding of packages, no fouling of the equipment used, stable and constant production and good reproducibility during the sheathing step, and results in long glass fibre-reinforced thermoplastic products that can be made into articles having good mechanical properties and high quality surface appearance. | 12-16-2010 |
| 20120144870 | APPARATUS AND METHOD FOR CONTROLLING MOISTURE IN THE MANUFACTURE OF GLASS FIBER INSULATION - Apparatus, systems and methods for monitoring and controlling the amount of moisture introduced into the forming hood area in the manufacture of mineral fiber insulation products. Moisture from coolant liquids, binder dispersions and binder diluents are all introduced deliberately into a forming hood; ambient moisture and water from combustion are additional sources. A series of global variable control valves, one for each fluid system; as well as individual variable control valves for each fiberizing unit are provided with associated meters. Sensors monitor fibrous pack conditions and ambient conditions and provide inputs to the valve control system. A specific 3-ring liquid dispensing system is also disclosed. | 06-14-2012 |
| 065437000 |
Producing noncircular fibers (e.g., particular cross section, flat, elliptical, etc.) | 4 |
| 20110167875 | FIBROUS PRODUCT AND METHOD AND APPARATUS FOR MAKING THE PRODUCT - A nonwoven fibrous insulation product has at least a bi-modal fiber diameter distribution designed to provide the product with selected thermal insulating and physical performance properties that are affected by fiber diameter such as rigidity and recovery properties. The product is made by: forming two or more fiber groupings that each have a selected fiber diameter distribution with a selected mean fiber diameter wherein the selected fiber diameter distributions of the fiber groupings differ from each other. The fibers of the fiber groupings are intermingled and entangled together in selected percentages by weight to form a product with a selected density and thickness that exhibits selected product performance properties based on the properties of the fiber groupings and the relative percentages by weight of the fiber groupings. | 07-14-2011 |
| 20110271718 | METHOD OF MAKING LARGE SURFACE AREA FILAMENTS FOR THE PRODUCTION OF POLYSILICON IN A CVD REACTOR - A method for making a large surface area silicon filament for production of bulk polysilicon by chemical vapor deposition (CVD) includes melting silicon and growing the filament from the melted silicon by an EFG method using a shaping die. The cross sectional shape of the silicon filament is constant over its axial length to within a tolerance of 10%. In embodiments, a plurality of identical and/or dissimilar filaments are grown simultaneously using a plurality of shaping dies. The filaments can be tubular. Filament cross sections can be annular and/or can include outwardly extending fins, with wall and/or fin thicknesses constant to within 10%. Filaments can be doped with at least one element from groups 3 and 5 of the Periodic Table. The filament can have a length equal to a length of a specified slim rod filament, and a total impedance not greater than the slim rod impedance. | 11-10-2011 |
| 20120151969 | METHOD AND DEVICE FOR PRODUCING THIN SILICON RODS - A method for producing thin silicon rods includes: a) providing a rod of silicon; b) sequentially cutting with a sawing device slabs from the rod, wherein the rod is respectively rotated axially through 90° or 180° between two successive cuts so that two of four successive cuts respectively take place pairwise on radially opposite sides of the rod or wherein slab cutting takes place simultaneously together at radially opposite sides of the rod; and c) sawing the cut slabs into thin rods having a rectangular cross section. A device for producing thin rods from a silicon rod by sawing, contains a first unit with cutting tools and a cutting tool cooling liquid, a second unit having nozzles for introducing additional cooling liquid into cutting kerfs of the workpiece, and a third unit having a band saw, a wire saw or cutting tools containing one or more shafts. | 06-21-2012 |
| 20140305169 | APPARATUS AND METHOD FOR CONVEYING A GLASS TUBE STRAND OR GLASS ROD STRAND HAVING A CROSS-SECTION DIFFERENT FROM A CIRCULAR CROSS-SECTION - In an apparatus for conveying a glass tube strand or glass rod strand having a cross-section that is different from a circular cross-section, in particular having an oval cross-section, a plurality of support and guide members are arranged, if viewed in the direction of movement of the glass tube strand or glass rod strand, one after the other such that the moving glass tube strand or glass rod strand is directly supported thereon and guided by them. The support and guide members are disposed tilted in said direction of movement so that the moving glass tube strand or glass rod strand is directly supported on edges of the support and guide members. Thus, one-sided heat losses due to heat dissipation via the support and guide members can be significantly reduced to thereby reduce the curvature of the glass tube strand or glass rod strand. | 10-16-2014 |
| 065443000 |
With coating (e.g., lubricant, sizing, etc.) | 3 |
| 20080196450 | COATED OPTICAL FIBER ENDFACE PREPARATION METHOD AND TOOL - As the endface preparation of the coated optical fiber, cutting using thermal stress is carried out, and a ceramic heater is used as a heat source, thereby making it possible to provide a coated optical fiber endface preparation method and tool capable of increasing the cutting success rate of the coated optical fiber. The coated optical fiber is removed of its coating to obtain the bare optical fiber. The bare optical fiber is heated by the heat source consisting of the ceramic heater, and is cut by further adding stress to part of the bare optical fiber which has been provided with the thermal stress. When heating the bare optical fiber, the product of a temperature and the heating time of the heat source is made 3000° C. sec or more. | 08-21-2008 |
| 20080295542 | Method for Marking Single Pane Security - The invention relates to a method for marking single pane security glass, produced from single pane glass by a heat treatment said single pane glass ( | 12-04-2008 |
| 20150128650 | METHOD FOR PRODUCING GLASS PARTICULATE DEPOSIT AND METHOD FOR PRODUCING GLASS PREFORM - A production method for a glass particulate deposit which includes a deposition step in which, at least two liquid source material ejecting ports | 05-14-2015 |
| 065482000 |
With charging or pretreatment of batch material (e.g., gas heating, crushing, etc.) | 3 |
| 20100064732 | GLASS-MELTING INSTALLATION COMPRISING TWO FURNACES - The invention relates to a process and to an installation for preparing a final glass, comprising a main furnace with electrodes and/or overhead burners, which is fed with main batch materials generating a main molten glass, and a submerged-combustion auxiliary furnace, said auxiliary furnace being fed with auxiliary batch materials, the auxiliary molten glass feeding the main furnace toward its upstream end in the first third of its length, the auxiliary glass being substantially of the same composition as the main glass. The downstream zone of the main furnace is thus used to remove both gases coming from the main glass and gases coming from the auxiliary glass, in order to finish melting the batch stones and impurities contained in the auxiliary glass and to homogenize the two glass streams from their redox standpoint, when this is necessary. | 03-18-2010 |
| 20110000263 | Method of Manufacturing High Performance Glass Fibers in a Refractory Lined Melter and Fiber Formed Thereby - A method of forming high strength glass fibers in a refractory lined glass melter is disclosed. The refractory lined melter is suited to the batch compositions disclosed for the formation high modulus, and high-strength glass fibers. The glass composition for use in the method of the present invention is up to about 70.5 Weight % SiO | 01-06-2011 |
| 20160168001 | SUBMERGED COMBUSTION MELTING OF VITRIFIABLE MATERIAL | 06-16-2016 |
| 065440000 |
Sol-gel route or ion exchange utilized | 2 |
| 20100000261 | Method for making SPME fiber - It is disclosed a method for making SPME fibers. The SPME fibers consist of metal-oxide coatings on fused-silica fibers. The coatings are prepared from a water-based solution containing a predetermined amount of metal ion and a predetermined amount of a reactant. The water based solution and the fused-silica fibers are kept at the temperatures below 100° C. for a predetermined time to obtain SPME fibers. The SPME fibers are applied for extraction of pesticides and other organic compounds such as 1,4-dichloro-2-nitrobenzene; Biphenyl; and Acenaphthene in the water based solution and cooling gas of a power generator respectively. | 01-07-2010 |
| 20100162771 | METHOD OF FORMING CERAMIC STRINGS AND FIBERS - A method of forming a ceramic fiber comprising the steps of forming a slip comprised of water, ceramic powder, and a binding agent; forming a generally continuous stream of the slip; introducing the stream of the slip into a chemical solution at a concentration wherein the binding agent causes the ceramic slip to form a gelled fiber; removing the gelled fiber from the chemical solution; drying the gelled fiber to remove moisture therefrom; and firing the fiber to produce a ceramic. | 07-01-2010 |
| 065473000 |
With removal of coating (e.g., desizing, oxidizing coating, etc.) | 1 |
| 20080302136 | Process for recycling glass fiber - An effective process for removing organic coatings and binders from glass fiber surfaces in a manner that is both environmentally friendly and does not comprise the integrity or physical properties of the fiber. | 12-11-2008 |
| 065471000 |
With bushing flood prevention, removal, or breakout prevention | 1 |
| 20110277512 | FIBERIZING BUSHING AND METHOD FOR FIBERIZING MOLTEN MATERIAL - Fiberizing bushings for fiberizing molten materials including molten glass are heated by applying a voltage drop across the bushings wherein molten material flows through an array of hollow tips attached to, or integral with, a tip plate having orifices therein that generally align with channels through the hollow tips to form fibers. The uniformity of the diameter of the fibers produced is much improved by using tips of different lengths and/or tips having channels of differing ID's to compensate for unequal electrical heating and/or cooling effects of drawn-in ambient air that cools the tips on the extreme outer periphery and/or cooling or heating effects of external supports or cooling members running through the array of tips that cools or heats adjacent tips more than the interior tips. | 11-17-2011 |
| 065439000 |
Producing hollow fibers or tubular preforms | 1 |
| 20120073331 | OPTICAL FIBER END PROCESSING METHOD AND OPTICAL FIBER END PROCESSING APPARATUS - There is provide an optical fiber end processing method, for processing an end portion of an optical fiber having a core and a clad surrounding the core, comprising: fixing two places of the optical fiber; firstly heating a part at a tip end side of the optical fiber between fixed parts fixed at two places, thereby melting the optical fiber at the heated part at the tip end side; secondly heating a part at a base end side of the optical fiber between the fixed parts away from the heated part at the tip end side in a state that the optical fiber is fixed at two places, thereby forming an expanded core region which is formed by expanding a diameter of the core by diffusing the dopant included in the optical fiber; and removing at least the heated part at the tip end side. | 03-29-2012 |
| 065438000 |
Producing crimped, twisted, or curled fibers (e.g., textured, etc.) | 1 |
| 20100147032 | THIN ROTARY-FIBERIZED GLASS INSULATION AND PROCESS FOR PRODUCING SAME - A method of forming a needled rotary fiberglass glass insulation product is provided. The formation of the needled insulation product may be conducted in a continuous in-line process in which the fibers are rotary formed, a binder is sprayed onto the hot fibers, the fibers are collected onto a conveyor and formed into a fiberglass pack, the fiberglass pack is passed through the oven, and the cured insulation blanket is passed through a needling apparatus. The reduction in thickness and increased density caused by the needling process permits the production of lower thickness and higher density insulation products. In particular, the needled insulation product may have a thickness of less than about 0.75 inches and a density from about 1 pcf to about 10 pcf. The needled insulation product may be utilized in household appliances, water heaters, and HVAC equipment. | 06-17-2010 |
