Class 65/21.2 - By molten glass comminuting

Subclass of Class 65 - Glass manufacturing
Definition: Processes wherein glass in molten state is comminuted to
No. of patents: 38
Last issue date: 02/12/2008

Number	Title	Issue Date
7328594	Processes for the production of glass article A process for stably and efficiently producing quality glass articles such as preforms at high yields, and a process for producing an optical device from the preform obtained by the above process. In the process for producing a glass article, molten glass gobs havin...	02/12/2008
7273570	Method of forming polymer particles The present invention is a method of manufacturing polymer particles. The method includes providing an oil in water emulsion, wherein the oil phase comprises a volatile solvent and at least one water insoluble polymer. The volatile solvent has a solubility of not mo...	09/25/2007
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 to a batch recipe, selectively combining a portion of the batch compo...	08/28/2007
7260913	Method of making fishing jig lure A fishing jig lure has a fish hook mounted on a glass body with an epoxy resin. Light emitting particulates mixed with the epoxy resin emit visible light when subjected to an external light source. ...	08/28/2007
7240518	Process for producing spherical glass The apparatus for producing glass beads of the present invention comprises a melting pot 2 for heating and melting glass, a nozzle 2A for dripping molten glass 4 in the melting pot 2, which is disposed at the bottom of the melting pot ...	07/10/2007
7240520	Method and device for pulverizing and granulating melts In a process for pulverizing and granulating melts, especially oxidic slag, glass, or thermoplastic melts, in which the melts are heated with burner (6) in an antechamber (5) and ejected as a shroud surrounding a propellant stream into a granulating ch...	07/10/2007
7093463	Method and device for producing powders that consist of substantially spherical particles A method for producing powders that consist of substantially spherical particles from a material such as glass, ceramics or plastic that produces a highly viscous melt that solidifies at a glass transition temperature Tg or at a solidification temperature...	08/22/2006
7017597	Megasonic cleaning apparatus for fabricating semiconductor device A megasonic cleaning apparatus is provided for removing contamination particles on a wafer. The megasonic cleaning apparatus includes a piezoelectric transducer and an energy transfer rod. The piezoelectric transducer is for generating megasonic energy. The energy t...	03/28/2006
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 receiving-shell; positioning the receiving shell such that a lower edge of the r...	10/12/2004
6606884	Sinterable lithium disilicate glass ceramic High-strength sinterable lithium disilicate glass ceramics are described which can be further processed in particular by pressing in the viscous state to shaped dental products....	08/19/2003
6579479	Methods of forming a plurality of spheres; and pluralities of spheres The invention includes a method of forming a plurality of spheres. A passageway is provided, and the passageway terminates in an orifice. A liquid is flowed through the passageway and expelled through the orifice to form drops. The drops are then passed t...	06/17/2003
6499316	Method of producing a glass gob, method of producing a glass molded product, and apparatus for producing a glass gob In a method of producing a glass gob by continuously dropping a molten glass 9 from a nozzle 2 in a dropping direction, a gas flow 20 is caused to continuously flow in the dropping direction along an outer peripheral surface of the nozzle 2 at a predeterm...	12/31/2002
6336346	Synthetic silicate pellet composition and methods of making and using thereof A synthetic silicate pellet is provided having a component(s) of calcium and magnesium, either together or in the alternative. Such pellet is further provided with either an aluminate silicate binder and/or an ion flow catalyst. The synthetic silicate pel...	01/08/2002
6223560	Process of producing a glassy product for multiple applications and products obtained by the process A process for recycling trash and obtaining a glassy vitreous product by mixing trash with a vitrifying composition comprising 30% Sodium Sulphate, 7% Quartz, 20% Calcium Carbonate, 23% Sodium Carbonate, 13% Organic Sulphate (consisting of 20% Sodium Sulp...	05/01/2001
6200137	Chemically stable translucent apatite glass ceramic An apatite glass ceramic is described which is characterized by good chemical stability, a low expansion coefficient and high translucence, and is particularly suitable, by itself or together with glasses or other glass ceramics, as a veneering material f...	03/13/2001
6000242	Apparatus for and process of water granulating matte or slag Molten matte or slag is water granulated by feeding molten matte or slag through a launder to a granulator tank. The tank includes sloping walls and is equipped with adjustable overflow weirs and one or more of spray nozzles. These nozzles are positioned ...	12/14/1999
5538526	Recycle of glass furnace waste materials A novel glass batch material produced from materials comprising refractory brick and one or more fluxes and an associated method, and a method of making glass utilizing the novel glass batch material. The present invention provides a method of safely and ...	07/23/1996
5462570	Process for producing an environmentally acceptable abrasive product from hazardous wastes A method and apparatus of reclaiming hazardous inorganic wastes to produce an environmentally benign abrasive for use in loose grain processes, as a coated or bonded abrasive, or as a polishing grain. A tough and useful abrasive, with a MOH hardness of 7 ...	10/31/1995
5340372	Process for vitrifying asbestos containing waste, infectious waste, toxic materials and radioactive waste Material, such as, for example, sealed double bags of asbestos containing waste or ash from infectious waste or toxic material or radioactive waste, is transferred into a glass melt of a furnace. Gas bubbles released into the melt form a gas curtain which...	08/23/1994
5139551	Method of producing spherical products Spherical products of a heat-softened material are produced by supplying a molten heat-softened material into a C-shaped channel-like spinner with an open upper surface and a large number of orifices formed in its circumferential wall, at a rate of 0.020 ...	08/18/1992
5013346	Method of making additive powders for coating materials or plastics The present invention provides an additive powder for coating materials or plastics, comprising a particle of a metal or glass, comprised of a particle having a thickness of 0.5 to 5 μm, a minor axis/major axis of from 5 to 500 μm, an aspect ratio (rati...	05/07/1991
4781741	Process for producing spherical glass particles A process is disclosed for producing spherical glass particles. The process involves forming a high velocity stream of molten droplets of glass, directing said stream toward a repellent surface, impacting the molten droplets against the surface to form fr...	11/01/1988
4774037	Method for producing solid or hollow spherical particles of chosen chemical composition and of uniform size A method is provided for producing commercially large quantities of high melting temperature solid or hollow spherical particles of a predetermined chemical composition and having a uniform and controlled size distribution. An end (18, 50, 90) of a solid ...	09/27/1988
4553917	Apparatus for production of ultrapure amorphous metals utilizing acoustic cooling Amorphous metals are produced by forming a molten droplet (115) of metal from source (126) and deploying the droplet into a focused acoustical levitating field or by dropping the unit through spheroidizing zone (116) slow quenching zone (118) and fast que...	11/19/1985
4414016	Apparatus for the pelletization of heat-liquifiable solid materials Apparatus for the pelletization of heat-liquifiable materials, such as metallurgical slags, consists of feed means for the molten material, these feed means depositing the material on a downwardly-extending feed plate over which it flows while it is mixed...	11/08/1983
4329164	Process for the granulation of glass melts There is described a process and an apparatus for the granulation of glass melts by bringing the melt into contact with water, in which there is obtained a homogeneous granulate without oversize grains and glass threads. This is attained by impacting the ...	05/11/1982
4115089	Process and apparatus for making expanded slag Expanded slag, especially blast-furnace slag of Thomas melts is made by passing the slag along a trough in which water is fed into a layer of the molten slag. The slag is then permitted to cascade downwardly along an inclined surface which is wetted with ...	09/19/1978
4113915	Glass bead product An apparatus for making beads and a bead product are provided in the form of a member rotatable about a generally vertical axis having an outer peripheral edge adapted to discharge molten material in the form of pellets as the member rotates, means for cr...	09/12/1978
4105426	Process for manufacture of macroporous microspheroids Disclosed herein is a powder of discrete, macroporous, microspheroids, each having an average diameter in the range of 2 to 50 microns and each composed of a plurality of large colloidal particles joined and cemented together at their points of contact by...	08/08/1978
4101301	Formation of spheres of thermoplastic materials, especially glass A method and apparatus for manufacturing spheres from molten material, such as glass, by allowing drops of the molten material to pass from one end to another of a column containing a liquid, such as a mixture of salts, the temperature of the column being...	07/18/1978
4063916	Process of making glass beads from liquid medium feedstock A process of making glass beads which comprises the steps of forming a fluid medium comprising an aqueous liquid having glass-forming material therein at least most of which is dissolved in the aqueous liquid, forming drops of such fluid medium, and conve...	12/20/1977
4059423	Process for the preparation of expansible beads A process for the preparation of expansible beads which are convertible by firing into cellular glass bodies, such process comprising the steps of preparing a slip having a liquid medium continuous phase and a disperse phase, the slip containing particles...	11/22/1977
4002446	Glass bead forming method Spherical regularity of glass beads is improved by catching a falling stream of hot beads in a bath of liquid quenching medium having a relatively low heat transfer coefficient controlled by maintaining a relatively high viscosity....	01/11/1977
4002447	Glass bead forming nozzles and method The diameters of glass beads formed by jetting molten glass through an orifice are changed without a shut-down by employing an orifice nozzle having a tapered tip. With such a nozzle, the bead diameter is changed by changing the velocity with which the gl...	01/11/1977
3997310	Method and apparatus for forming glass beads Glass beads are formed with a high rate of production by jetting an array of molten glass streams arranged around a central zone. The beads which are formed are caught in a quench bath, where they are immediately dispersed by a high-velocity radial stream...	12/14/1976
3957933	Apparatus for producing microspherical particles and method for operating such apparatus Apparatus is described for producing microspherical particles. Also described is a method for operating said apparatus. A droplet generator dispenses uniform spherical droplets into a gelling column which is sealed at both ends to prevent entry of air the...	05/18/1976
3956076	Pyrolytic treatment of solid waste materials to form ceramic prills Solid waste material is disposed of and a portion thereof converted into valuable refractory material within a reactor having a substantially vertical pyrolysis chamber, a refuse charging inlet and a combustible gas outlet in the upper region thereof and ...	05/11/1976
3955956	Process for producing glass articles A process for producing glass articles, particularly glass containers, comprises heating glass raw materials in a first location until the glass has been refined to approximately 60 to 95% of complete refining, cooling the molten batch and converting the ...	05/11/1976

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Class 65/21.2 - By molten glass comminuting