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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7288582 | Colored compositions with substrate-hiding materials Compositions are disclosed. The compositions include a binder, a transparent or semi-transparent colorant having an average particle diameter of greater than 150 nanometers; and at least one member comprising a scattering pigment dispersed in a matrix. Substrates co... | 10/30/2007 |
| 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 |
| 6993934 | Dental glass powders Dental glass powders, methods for producing the powders and dental compositions including the glass powders. The powders preferably have a well-controlled particle size, narrow size distribution and a spherical morphology. The method includes forming the particles b... | 02/07/2006 |
| 6813902 | Systems and methods for increasing production of spheroidal glass particles in vertical glass furnaces A retrofit technology for air-fuel fired, vertical glass furnace for oxygen firing or boosting to provide additional heat to the process to increase furnace production capacity. The additional firing using oxygen is strategically controlled to enable enhanced radiat... | 11/09/2004 |
| 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 |
| 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 |
| 6354108 | Method for preventing consolidation of blast furnance granulated slag and consolidation preventing system The object of the present invention is to provide a safe, easy-to-manage, successive, and swift method and system for preventing granulated blast-furnace slag from solidifying. Carbonated water is generated by dissolving carbon dioxide in water. Granulate... | 03/12/2002 |
| 6318123 | Method for granulating a liquid slag bath and device for carrying out the method The method for granulating liquid slag melts, in particular blast furnace slag, in which the melt (2) is ejected into a cooling chamber via a slag tundish (1) and in which fluid under pressure, in particular compressed gas, vapor or pressurized water, is ... | 11/20/2001 |
| 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 |
| 5928397 | Method to produce fused quartz particulates A method to produce fused quartz particulates from quartz sand is disclosed employing continuous withdrawal of the molten material from a furnace apparatus. The molten material is rapidly cooled as withdrawn causing thermal fracture which is followed by m... | 07/27/1999 |
| 5743930 | Apparatus for producing inorganic spherical particles The apparatus for manufacturing inorganic spherical particles according to the present invention consists of a vertical sphering furnace, a sphering burner disposed at the top of the furnace, a particle outflow pipe through which spherical particles forme... | 04/28/1998 |
| 5611833 | Method and apparatus for producing spheroidal glass particles One forms spherical or spheroidal glass particles by entraining a powder of glass particles in a carrier gas and injecting the entrained particles into the center of the flame of an oxygen-fuel burner. Separate conduits carry fuel, such as natural gas, an... | 03/18/1997 |
| 5395412 | Method and apparatus for the treatment of fiber pieces A method and apparatus for the treatment of fiber pieces, with which the fiber pieces (24) in a gas/solid mix are fed through a transport line (11) into a heating device (14). Inside the heating device (14) the exposed ends of the fiber pieces (24) are ro... | 03/07/1995 |
| 5256180 | Apparatus for production of hollow glass microspheres Processes and apparatus for the production of hollow microspheres by thermal expansion of glass particles including the thermal treatment of extremely small glass particles whose dimensions are less than 50 micrometers and, preferably, less than 35 microm... | 10/26/1993 |
| 5201929 | Apparatus for producing flakes of glass A process for producing flakes of glass. The process is started by applying a solution containing an organic metal compound to a substrate. The solution is dried and peeled from the substrate. The resultant film is sintered. There is also disclosed an app... | 04/13/1993 |
| 5143534 | Heat processing of particulate material with a quenching gas which swirls around the processing zone The invention relates to a method of heat processing particles of glass. A first current of a mixture of a combustible gas and a gas capable of oxidizing the combustible gas is introduced into a substantially cylindrical chamber from its lower end. The co... | 09/01/1992 |
| 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 |
| 4904292 | Spherulizing furnace and process of manufacturing vitreous beads A spherulizing furnace for manufacturing vitreous beads includes feed means for delivering particulate feedstock, a spherulizing zone in which the feedstock particles may be heated and converted to vitreous beads, and means for collecting the resulting be... | 02/27/1990 |
| 4894081 | Spherulizing furnace A spherulizing furnace for manufacturing vitreous beads, including a chamber; means for heating the chamber; feed means for delivering a particulate feedstock to one end of the chamber; and means for collecting vitreous beads from another end of the chamb... | 01/16/1990 |
| 4867776 | Apparatus for and method of forming integral lenses on optical fibers Apparatus and method for forming an integral structure, such as a lens, on a fiber, such as an optical fiber, which includes a device which imparts centrifugal force to an end of the fiber while the end of the fiber is being heated. An arc or heat source ... | 09/19/1989 |
| 4822267 | Apparatus for producing superfine powder in spherical form Apparatus for producing superfine powder in spherical form with a diameter of about 5 to 30 microns in a laval nozzle system. The material to be powdered is melted in a crucible, and is then superheated after it emerges from the crucible.... | 04/18/1989 |
| 4818263 | Method and apparatus for precisely positioning microlenses on optical fibers A microlens is precisely positioned on the end of an optical fiber by urging the fiber against a moving abrasive lap at a desired angle and simultaneously turning the fiber end, either continuously or in discrete steps. The turning causes the fiber end to... | 04/04/1989 |
| 4778502 | Production of glass microspheres Processes and apparatus for the production of hollow microspheres by thermal expansion of glass particles including the thermal treatment of extremely small glass particles whose dimensions are less than 50 micrometers and, preferably, less than 35 microm... | 10/18/1988 |
| 4749398 | Apparatus for making spherical particles An apparatus for spheridizing irregularly shaped minute particles, and the spheres produced thereby, in which a thin carbonaceous coating is applied to the particles in a unique manner, and in a preferred embodiment the particles are then advanced through... | 06/07/1988 |
| 4726829 | Fabrication of precision glass shells by joining glass rods A method for making uniform spherical shells. The present invention allows niform hollow spheres to be made by first making a void in a body of material. The material is heated so that the viscosity is sufficiently low so that the surface tension will tran... | 02/23/1988 |
| 4670035 | Method and apparatus for generating microshells of refractory materials A system is described for forming accurately spherical and centered fluid-filled shells, especially of high melting temperature material. Material which is to form the shells is placed in a solid form in a container, and the material is rapidly heated to ... | 06/02/1987 |
| 4661137 | Process for producing glass microspheres The invention relates to a process and apparatus for producing hollow glass microspheres. According to embodiments of the invention, particles of a soda-lime-silica glass containing slight amounts of sulfur compounds are suspended in a gaseous current and... | 04/28/1987 |
| 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 |
| 4528014 | Device for the production of glass drops from a glass melt containing radioactive waste A device is described for the production of glass drops from a glass melt ntained in a melting furnace and containing radioactive waste. The device comprises a horizontally extending pipe adapted at one end to be connected to the melting furnace so as to ... | 07/09/1985 |
| 4487620 | Method and apparatus for manufacturing rounded vitreous beads A method of forming rounded vitreous beads in which particles of bead forming material entrained in a gas stream having comburent and combustible components are projected from a burner head and the gas is burnt. A first component of the combustible gas mi... | 12/11/1984 |
| 4475936 | Apparatus for the heat processing of particulate materials A vortex combustion furnace (1) for the production of glass beads or the like is generally cylindrical and has an outlet flue (24) at its upper end. A burner (13) at the lower end burns a gas/air mixture. Secondary air is introduced into the chamber throu... | 10/09/1984 |
| 4447251 | Sonic levitation apparatus A sonic levitation apparatus (A) is disclosed which includes a sonic transducer (14) which generates acoustical energy responsive to the level of an electrical amplifier (16). A duct (B) communicates with an acoustical chamber (18) to deliver an oscillato... | 05/08/1984 |
| 4425148 | Device for the continuous production of glass bodies especially containing radioactive waste An apparatus for converting molten glass containing radioactive waste into molded pellets or spheres comprising means for generating a flowing stream of the molten glass and a rotating wheel disposed beneath the flowing stream. The wheel is preferably mou... | 01/10/1984 |
| 4400191 | Sphere forming method and apparatus A system is provided for forming small accurately-spherical objects. Preformed largely-spherical objects (18) are supported at the opening of a conduit (16) on the update of hot gas emitted from the opening, so the object is in a molten state. The conduit... | 08/23/1983 |
| 4385917 | Method for making glass beads A vortex combustion furnace (1) for the production of glass beads is generally cylindrical and has an outlet flue (24) at its upper end. A burner (13) at the lower end burns a gas/air mixture. Secondary air is introduced to the chamber through tangential ... | 05/31/1983 |
| 4344787 | Method and apparatus for producing gas-filled hollow spheres A system is described for forming hollow spheres containing pressured gas, which includes a cylinder device (14) containing a molten solid material (20) and having a first nozzle (18) at its end, and a second gas nozzle (24) lying slightly upstream from t... | 08/17/1982 |
| 4313745 | Method of forming frozen spheres in a force-free drop tower A method of forming hollow glass spheres S shaped by the effects of surface tension acting on bubbles of glass in its molten state; the method is characterized by the steps of establishing a downwardly flowing stream of air accelerated at a one-G rate of ... | 02/02/1982 |
| 4303603 | Method and apparatus for producing hollow plastic microspheres Hollow plastic microspheres made from thermoplastic or thermosetting plastic compositions are described. The hollow plastic microspheres are made by forming a liquid film of thermoplastic or thermosetting plastic composition across a coaxial blowing nozzl... | 12/01/1981 |
| 4303431 | Method and apparatus for producing hollow microspheres Hollow glass microspheres made from a low heat conductivity glass composition containing a high vacuum and a thin metal coating deposited on the inner wall surface of the microspheres are described. The hollow glass microspheres are used to make superior ... | 12/01/1981 |
| 4303432 | Method for compressing gaseous materials in a contained volume A method for compressing gases in a contained volume consisting of hollow glass microspheres is described. The gases are compressed under high pressure and can be easily handled and stored. The gases to be compressed and contained in the microspheres are ... | 12/01/1981 |
