Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 7013677 | Device for glass melt delivery and method for using them The present invention provides devices for glass melt devlivery and methods for using these devices. In these devices, a delivery nozzle comprising at least one platinum group metal material is directly heated by electricty. To facilitate heating, a cylindrical heat... | 03/21/2006 |
| 6896856 | Installation for vitrification of liquid radioactive wastes, cooled discharge unit and cooled induction melter for the installation A cooled discharge unit of an apparatuses for processing homogeneous/heterogeneous radioactive wastes with ion-exchange resins. The cooled discharge unit has a discharge pipe, a cooling jacket having a U-shaped form in cross section, a collector for feeding a coolan... | 05/24/2005 |
| 6889527 | Skull pot for melting or refining inorganic substances, especially glasses and glass ceramics The invention relates to a skull pot (1) for melting, crystallizing or refining inorganic substances. Said pot comprises a pot wall (1.1), a pot bottom (1.2), an induction coil (2) which surrounds the pot wall (1.1) and by means of... | 05/10/2005 |
| 6848272 | Method and apparatus for delivering a cased glass stream Apparatus for forming a cased glass stream having an inner core glass surrounded by an outer casing glass that includes a spout for delivering core glass from a first source through a first orifice. A second orifice is vertically spaced beneath and aligned with the ... | 02/01/2005 |
| 6840060 | Methods for achieving operating temperature of glass contacting surfaces of glass forming equipment, and gas mixture therefor Method of heating glass contacting surfaces, comprising heating the glass contacting surfaces to a predetermined operating temperature by combustion of a hydrocarbon fuel gas mixture which includes 90% by volume of MAPP gas and 10 percent by volume of propane. Anoth... | 01/11/2005 |
| 6622525 | Apparatus for delivering a cased glass stream Apparatus for forming a cased glass stream having an inner core glass surrounded by an outer casing glass that includes a spout for delivering core glass from a first source through a first orifice. A second orifice is vertically spaced beneath and aligne... | 09/23/2003 |
| 6134921 | Directly cooled, side fired forehearth A forehearth (20) for cooling glass from a melting furnace as it flows to a feeder bowl (28) from which it is discharged to a forming machine. The forehearth is in the form of an elongate, horizontally extending insulated trough (26) with a roof formed by... | 10/24/2000 |
| 6125658 | Glass furnace and installation comprising same The invention relates to the electric melting technique, in which the melting energy is dissipated in the bath of melted glass as a result of the Joule effect by means of electrodes which dip through the surface of the bath. According to the invention, th... | 10/03/2000 |
| 6076375 | Apparatus for delivering a glass stream A method and apparatus for delivering a glass stream comprising a first inner layer and a second outer layer, comprising a generally vertical orifice, and delivering glass from a second source such that the glass from said second source provides an outer ... | 06/20/2000 |
| 6044666 | Insulating flow and bushing blocks, bushing assemblies, fiber forming apparatus and method for forming fibers An insulating flow block having a plurality of bores extending therethrough to permit the flow of molten fiberizable material through the block, a bushing assembly having a bushing block with one or more bores extending through a peripheral region thereof... | 04/04/2000 |
| 5925161 | Method and apparatus for delivering a glass stream for forming charges of glass An apparatus for delivering a glass stream including a first inner layer and a second outer layer, including a generally vertical orifice, and delivering glass from a second source such that the glass from said second source provides an outer layer about ... | 07/20/1999 |
| 5868812 | Method and apparatus for delivering a cased glass stream Apparatus for forming a cased glass stream having an inner core glass surrounded by an outer casing glass includes a first orifice for receiving core glass from a first source. A second orifice is vertically spaced beneath and aligned with the first orifi... | 02/09/1999 |
| 5735925 | Method and apparatus for delivering a cased glass stream Apparatus for forming a cased glass stream having an inner core glass surrounded by an outer casing glass includes a spout for receiving core glass from a first source and delivering such glass through a first orifice. A second orifice is vertically space... | 04/07/1998 |
| 5709727 | Heat transfer device A bushing assembly is provided which is adapted to be positioned beneath a forehearth (30) to receive a stream of molten glass flowing from the forehearth (30). The assembly comprises a glass receiving block (76), a bushing (50) and at least one cooling e... | 01/20/1998 |
| 5683482 | Device and method for shaping rods, especially of glassy material A device for shaping rods, in particular, of a glassy material, by casting said material in a molten state in a mold, characterized by the fact that said mold comprises a) a cylindrical internal wall of a porous material and b) a means to inject a gas in ... | 11/04/1997 |
| 5593472 | Glass feeder heat baffle A tube assembly for use in a spout bowl assembly including a bowl for receiving molten glass having a central orifice closed by an orifice plate having one or more openings and a corresponding plurality of vertically reciprocating plungers associated with... | 01/14/1997 |
| 5588979 | Apparatus for continuously forming and processing a glass-ceramic An apparatus for continuously forming a glass-ceramic which melts raw materials and forms melted glass to a predetermined shape without cutting the melted glass and thereafter continuously crystallizes the formed glass to the glass-ceramic is provided. Th... | 12/31/1996 |
| 5022910 | Feeder trough for transferring molten glass from a furnace to a forming station A feeder trough for transferring molten glass from a glass furnace to an object-forming station, the feeder trough comprising a channel at one of its ends to the furnace and at its other end to a bowl having at least one feeder orifice a sill which has, o... | 06/11/1991 |
| 4983198 | Glass melting method and apparatus In a method of and an apparatus for melting glass having high reducing activity when melted, a glass raw material charged into a melting vessel having a wall formed of platinum or alloy thereof is heated and melted. Oxygen gas is supplied to an outer surf... | 01/08/1991 |
| 4971615 | Method and means for producing mineral wool A method and means for producing mineral wool from coal slag is described wherein molten coal slag is transferred from a coal slag tank in an electrical generation plant. The molten coal slag is transferred to a fiberization apparatus and is heated during... | 11/20/1990 |
| 4872897 | Bottom tap of a glass melting furnace and method of operating the same A bottom tap of a glass melting furnace comprises a tap brick with a tap hole in which glass is frozen when the tap is not in operation and seals the tap. A tap gate of refractory and non-oxidizing metal is urged against the tap brick underneath the tap h... | 10/10/1989 |
| 4859227 | Straight line shear mechanism A straight line shear mechanism has rack driven shears which are operated by a pneumatic cylinder. The shear slides provide a barrier to infrared energy directed at the pneumatic cylinder. To cool the cylinder, a perforated cooling tube is connected to am... | 08/22/1989 |
| 4824462 | Flow control means for molten glass or the like Improvements in devices for metering the flow of molten material such as glass include a catenary support structure, internal passageways in the bulbous valve body for directing molten material to the downstream side of the support arm or arms, and electr... | 04/25/1989 |
| 4824461 | Method and apparatus for mold cooling A mold cooling arrangement includes a plurality of closed bores vertically disposed in the mold between the molding surface and the mold exterior. A manifold positioned vertically above the mold communicates with the interior of each bore and a condenser ... | 04/25/1989 |
| 4812156 | Process for manufacturing glass objects According to the invention, ventilating air blown around and/or in the walls of a mould is cooled so as to maintain substantially constant, at least during predetermined periods of time, the temperature of the air around and/or in the walls of the mould, ... | 03/14/1989 |
| 4726831 | Molten glass delivery and conditioning system A glass delivery system is disclosed which includes a molybdenum delivery pipe surrounded by molten glass and inductively heated by a water cooled induction heating coil surrounding the molybdenum pipe and spaced apart therefrom by means of refractory mat... | 02/23/1988 |
| 4725301 | Spout assembly A spout assembly for use in feeding gobs of molten glass to a glassware forming machine which includes a spout bowl, a plurality of burner blocks on top of the spout bowl and a plurality of cover blocks on top of the burner blocks. Adjacent ends of both t... | 02/16/1988 |
| 4715877 | Apparatuses in the manufacture of mineral wool An apparatus for preventing the solidification and accumulation of material from the tapping jet in and on the tapping spout in the manufacture of mineral wool includes at least one oxy-fuel burner at the discharge section of the tapping spout to the spin... | 12/29/1987 |
| 4687504 | Glass melting furnace with bottom electrodes A glass melting furnace including a melting tank heated from above by burners and comprising a melting section as well as a refining and homogenizing section provided with electrodes for the supply of electrical energy; a dam which separates the melting s... | 08/18/1987 |
| 4591371 | Glass fiber forming bushing construction A flat plate bushing is described which eliminates extensive precious metal use in drain and/or production bushings. The bushing utilizes a novel arrangement of insulation members and support plates that allow the bushing to be electrically heated and a n... | 05/27/1986 |
| 4566888 | Bushing construction A flat plate bushing is described which eliminates extensive precious metal use in drain and/or production bushings. The bushing utilizes a novel arrangement of insulation members and support plates that allow the bushing to be electrically heated and a n... | 01/28/1986 |
| 4478631 | Glass feeder heat baffle When multiple gob feeders are used in which an enlarged tube is necessary to accommodate a row of plungers, a substantial surface area of glass is exposed to radiation or convection cooling and, to avoid excessive heat loss, a pair of heat baffles are use... | 10/23/1984 |
| 4475206 | Method and device for tapping a furnace containing a tappable melt A method for tapping a furnace contains a tappable melt of silicon dioxide to be reduced to silicon with carbon, which comprises providing a graphite tap pipe on the furnace, and electrically heating the tap pipe to cause liquid silicon to flow out of the... | 10/02/1984 |
| 4460398 | Freeze valve having multiple heating-cooling means A freeze valve for a molten glass discharging nozzle is disposed at the bottom of a glass melting furnace. The freeze valve has at least two sets of temperature control units provided around the nozzle and arranged in series in the longitudinal direction ... | 07/17/1984 |
| 4426217 | Electric melting of solidified glass in melting units A method and apparatus for electrically melting solidified glass in difficult to reach regions of a glass melting furnace not readily accessible with fossil fuel heating means and, more particularly, to an electrode arrangement for electrically heating so... | 01/17/1984 |
| 4402724 | Method and apparatus for discharging glass from a melting furnace A method and apparatus for periodically discharging batches of a glass melt from a ceramic glass melting furnace in which localized heating energy limitable in time is supplied to the glass melt by means of electrodes in the furnace, the furnace being pro... | 09/06/1983 |
| 4372771 | Methods and apparatus for extruding articles A fused silica glass tube (26) is extruded from a melt (21) in a chamber (11) pressurized with an inert gas. A shield is placed in close, spaced, relation to the melt (21) surface during the gas pressure extrusion process to substantially eliminate losses... | 02/08/1983 |
| 4365987 | Apparatus and method of conditioning and conveying thermoplastic material A glass delivery system is disclosed having a glass conducting pipe enclosed within a refractory structure. The refractory structure is spaced about the pipe and defines a closed space for receiving therein a quantity of the glass. Flow control means is p... | 12/28/1982 |
| 4365986 | Furnace delivery system A glass delivery system is disclosed having a central glass conducting pipe enclosed within a heat exchange structure. Heat shields reflect energy back to the pipe for reducing heat losses from the pipe and heaters are located about the pipe to add heat e... | 12/28/1982 |
| 4353724 | Method for forming mineral fibers A method and apparatus for fiberizing molten mineral material of the type in which molten mineral material is supplied to a spinner and centrifuged by the spinner into mineral fibers, is characterized by fiberizing the molten mineral material at a tempera... | 10/12/1982 |
