Bizarre Patents
Decorative Jeweled Wheel Cover
An improved wheel is provided wherein decorative items such as gem stones are embedded in either the wheel surface, a special mounting section attached to the wheel surface, or to a spoke strap that wraps around each spoke and positions embedded gem stones on the outside surface of the spoke.
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| Number | Title | Issue Date |
| 6948338 | Vacuum degassing apparatus for molten glass A vacuum degassing apparatus for molten glass includes a vacuum housing; a vacuum degassing vessel provided in the vacuum housing; an uprising pipe which connects to the vacuum degassing vessel; and a downfalling pipe which connects to the vacuum degassing vessel. T... | 09/27/2005 |
| 6468467 | Method and apparatus for vacuum decarburization refining of molten steel In a straight barrel type vacuum refining apparatus, use is made of a combination of: a decarburization method wherein the flow rate of oxygen fed into a vacuum tank and the flow rate of an inert gas fed into the vacuum tank are regulated and, at the same... | 10/22/2002 |
| 6432164 | Method for refining molten steel and apparatus therefor A method for refining molten steel by immersing the lower opening end of a cylindrical immersion tube equipped with a lance into the molten steel contained in a ladle, controlling the pressure in the cylindrical immersion tube to a prescribed pressure ran... | 08/13/2002 |
| 6413469 | Method and installation for ladle treatment of steel The invention concerns a method and an installation for minimising the local wear of a bell during a ladle treatment of a liquid metal by rotating the bell about an axis during the treatment of the liquid metal.... | 07/02/2002 |
| 6156263 | Molten steel smelting apparatus for producing ultra-low carbon steel A molten steel refining apparatus and a method therefor, in which the carbon component of molten steel can be easily removed, the temperature drop of molten steel can be effectively reduced, and a stable operation is realized. The apparatus for refining m... | 12/05/2000 |
| 5919282 | Process for vacuum refining molten steel and apparatus thereof In a process for vacuum refining a molten steel wherein a refining flux is used, a fuel gas and an oxygen gas are spouted into the outlet of a top-blown lance of a vacuum refining apparatus to form a burner flame below the top-blown lance, and, at the sam... | 07/06/1999 |
| 5520718 | Steelmaking degassing method A method for degassing molten steel comprises the use of a lift gas which includes carbon dioxide. The inventive method includes providing a reaction zone isolated from the ambient atmosphere, and providing a bath of molten steel, at least a portion of wh... | 05/28/1996 |
| 5520373 | Steelmaking degassing apparatus A method for degassing molten steel comprises the use of a lift gas which includes carbon dioxide. The inventive method includes providing a reaction zone isolated from the ambient atmosphere, and providing a bath of molten steel, at least a portion of wh... | 05/28/1996 |
| 5299784 | Degassing vessel for the vacumm treatment of liquid steel This invention relates to a degassing vessel for the vacuum treatment of liquid steel, consisting of a lower, middle and upper part. To protect the heater rod, which in the degassing vessel is oriented at a right angle to the center axis, the invention es... | 04/05/1994 |
| 5091000 | Method for cleaning molten metal and apparatus therefor Molten metal is put under pressure of up to 10 atmospheres in a covered ladle and a gas soluble in the metal is bubbled through the melt. Some gas goes into solution, while the remainder rises in bubbles and brings inclusions suspended in the molten metal... | 02/25/1992 |
| 5024421 | Interlocking snorkel refractory A degresser snorkel for circulating molten metal from a ladle to a vacuum vessel to thereby degas the molten metal. The degasser snorkel includes an outer castable layer lined over the outer surface of a stainless steel snorkel can. An inner refractory li... | 06/18/1991 |
| 4933078 | Sorption vessel with internal interstage screening vessel A sorption vessel including a tank for retaining a pulp of an aqueous slurry and a sorbent at a predetermined liquid pulp level therein; and an interstage screening system disposed within the tank and at least partially submerged beneath the predetermined... | 06/12/1990 |
| 4707333 | Alloy production by vapor condensation In the production of alloy by evaporation from an evaporation bath and condensation under vacuum, charge replenishment is achieved by a procedure involving bleeding charge from the bath and admixing the bled charge with replenishment material and introduc... | 11/17/1987 |
| 4612044 | Method of vacuum treating metal melts, and vessel for use in the method In a method of vacuum treating metal melts, especially steel melts, a vacuum syphon vessel (1) is used with its suction pipe (2) dipping into the melt (4) in a ladle (3) so that a portion of the melt is drawn into the vessel (1) and is varied between leve... | 09/16/1986 |
| 4456478 | Method of and apparatus for metallurgically treating molten metals Molten steel, carried in a transport ladle from a converter to a casting stage, is treated in a heating chamber which has two tubes depending from its bottom into the ladle to a depth sufficient to penetrate a slag layer and an intermediate layer atop the... | 06/26/1984 |
| 4437652 | Vessel for the treatment of molten metal The invention relates to a vessel for the continuous treatment of molten metals under reduced pressure, according to the circulation process. In order to increase the through put of the molten metal, the inlet and outlet pipes are located on the longitudi... | 03/20/1984 |
| 4389042 | Vacuum degassing apparatus A vacuum degassing apparatus has first and second degassing vessels each separately mounted for independent horizontal movement from a first operative position to a second repair position. In addition, each vessel is independently mounted for vertical mov... | 06/21/1983 |
| 4378242 | Vacuum purification of liquid metal A bath of liquid steel containing metallic impurities is subjected to vacuum effective to cause emission from the bath surface of the metallic impurities as a bulk flow of rising gases. The surface of the bath is kept substantially free of surface contami... | 03/29/1983 |
| 4298376 | Method for treating molten steel and apparatus therefor A method for treating molten steel utilizing an induction coil, a ladle, a treating vessel and at least one passage pipe interconnecting the ladle and the treating vessel which includes the steps of lifting up a part of the molten steel from the ladle to ... | 11/03/1981 |
| 4104057 | Method for making low carbon high chromium alloyed steels A low carbon high chromium alloyed steel is made by an underpressure treatment wherein a steel melt with a high chromium and carbon content is supplied with a gaseous decarbonization agent while it is maintained at an underpressure. At the beginning of th... | 08/01/1978 |
| 4014529 | Device for vacuum-refining of molten metal A device for vacuum-refining of molten metal, comprising a vacuum chamber and an electromagnetic pump with an annulus-section line to which metal feed and discharge pipe lines are connected. The latter is coupled with the central portion of the annulus-se... | 03/29/1977 |
| 3975004 | Vacuum degassing apparatus A vacuum degassing apparatus is so constructed that molten steel is circulated or flowed between a ladle and a vacuum vessel through a tube, the molten steel is degassed in the vacuum vessel, the surrounding air is prevented from flowing into the ladle du... | 08/17/1976 |
