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 |
| 5558695 | Process and unit for continuous metal refinement A process of continuous metal refinement comprising feeding molten metal to a reaction chamber, introducing gaseous and solid oxidants, adding bulk materials, fully converting the metal and slag into a foamy emulsion, creating, in the reaction chamber, an... | 09/24/1996 |
| 5514331 | Method and device for producing stainless steel The invention relates to a method and device for producing stainless steel, comprising methods for creating a ferroalloy, such as ferrochromium, and for further processing the alloy in order to produce a desired stainless steel. According to the invention... | 05/07/1996 |
| 5398915 | Apparatus for continuous copper smelting There is disclosed an apparatus for smelting copper which includes a smelting furnace, a separating furnace, a converting furnace, and launders connecting these furnaces in series. In the smelting furnace, copper concentrate is melted and oxidized to prod... | 03/21/1995 |
| 5380353 | Copper smelting apparatus There is disclosed an apparatus for smelting copper which includes a blister copper-producing device. A plurality of anode furnaces are provided for refining the blister copper produced in the blister copper-producing device into copper of higher quality.... | 01/10/1995 |
| 5378260 | Two-zone countercurrent smelter system and process A process for continuously smelting iron ore by use of coal to yield molten iron or semi-steel is disclosed. The process comprises the steps of establishing a melt covered by slag; inducing the slag and the molten iron to flow countercurrently to one anot... | 01/03/1995 |
| 5238486 | Method and furnace for production of liquid iron This non-blast process for the production of pig iron, cast iron, steel melt and nearly pure iron is carried out in a single furnace based on a tank-type design. Said types of iron melt can be produced in such single furnace individually or simultaneously... | 08/24/1993 |
| 5205859 | Apparatus for continuous copper smelting There is disclosed an apparatus for smelting copper which includes a smelting furnace, a separating furnace, a converting furnace, and launders connecting these furnaces in series. In the smelting furnace, copper concentrate is melted and oxidized to prod... | 04/27/1993 |
| 5154756 | Method and apparatus for preliminary treatment of molten hot metal A method for the preliminary treatment of molten hot metal for steel making comprising passing molten hot metal towards the downstream side in a horizontally disposed trough-like vessel and injecting obliquely downwards a powdered refining agent into the ... | 10/13/1992 |
| 5069715 | Direct smelting process and apparatus The present invention relates to an overall direct smelting process which provides for separating the carburization function from the heating function to permit separate control of the individual functions. One embodiment of the smelting reactor is divide... | 12/03/1991 |
| 5064174 | Apparatus for production of energy and iron materials, including steel A process and arrangement are provided for the efficient generation of energy from coal, while at the same time providing for a relatively inexpensive step in processing of iron or steel, and the extraction of valuable materials such as oils from coal. An... | 11/12/1991 |
| 5060913 | Integrated metallurgical reactor A smelting reduction process is carried out in a smelting reactor which includes a central internal carburization/combustion plenum or chamber in which hot metal is carburized by the injection of coal fines and heated by post combustion of the coal gases.... | 10/29/1991 |
| 4848754 | Flash smelting furnace A flash smelting furnace includes a reaction shaft defining a reaction chamber therein, a plurality of reaction air blowing pipes passing through the side wall of the reaction shaft for blowing reaction air into the reaction chamber, and at least one conc... | 07/18/1989 |
| 4478394 | Apparatus for the separation of lead from a sulfidic concentrate Lead in separated from a sulfidic concentrate by feeding a finely-divided concentrate, a silicate-high slagging agent, and air or oxygen-enriched air into the upper section of a suspension reaction shaft of a flash-smelting furnace in order to form a susp... | 10/23/1984 |
| 4358311 | Method and apparatus for the smelting of material such as ore concentrates A method and apparatus for smelting an ore concentrate or the like wherein the concentrate is first melted in an oxidizing atmosphere and the smelt is aftertreated with reducing gases to recover the metal values. The improvement consists in positioning a ... | 11/09/1982 |
| 4283045 | Apparatus for the continuous recovery of tin from iron rich concentrates A method and apparatus for the continuous recovery of tin of low iron content from an iron rich concentrate wherein the concentrate is smelted in suspension in an atmosphere ranging from neutral to weakly reducing to produce a smelt containing tin and iro... | 08/11/1981 |
| 4270740 | Apparatus for producing molten iron by submerged combustion Apparatus for reducing particulate iron oxide and producing molten iron in which coal and oxygen are injected into a molten iron bath to melt the iron, gasify the coal and produce a hot off-gas which is then used as the reductant in a counterflow shaft fu... | 06/02/1981 |
| 4187672 | Apparatus for converting carbonaceous material into fuel gases and the recovery of energy therefrom The invention is concerned with novel apparatus and process for converting crude carbon such as coal, carbonaceous wastes and the like into valuable chemical products and/or energy. A mass of solid crude carbonaceous fuel is fed into a high temperature li... | 02/12/1980 |
| 4088310 | Apparatus for suspension smelting of finely-grained oxide and/or sulfide ores and concentrates A suspension smelting furnace is disclosed for the suspension smelting of finely-grained oxide or sulfide ores and concentrates, and provided with a horizontal lower furnace to which have been connected the lower ends of at least one vertical suspension r... | 05/09/1978 |
| 4071228 | Method of recovering valuable metals from zinc bearing materials and blast furnace relevant thereto The blast furnace in the present invention comprises a V-shaped or an inclined hearth, tuyeres disposed along said hearth, a tap hole for discharging matte and/or slag, said tap hole being disposed at the lowest part of the hearth, and dampers having V-sh... | 01/31/1978 |
| 4027863 | Suspension smelting furnace for finely-divided sulfide and/or oxidic ores or concentrates A suspension smelting furnace system for suspension smelting of finely-divided sulfidic and/or oxidic ores or concentrates is disclosed. The furnace system has a horizontal lower furnace to which the lower ends of at least one vertical suspension reaction... | 06/07/1977 |
| 4017307 | Thermal method for the recovery of metals and/or metal combinations with the aid of a melting cyclone Starting materials continuously charged into a cyclone reactor are continuously discharged in molten state into a flow-through buffer hearth chamber from which the gases are withdrawn, the molten materials flowing continuously as received at one end of a ... | 04/12/1977 |
