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Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7615127 | Process of producing overhead transmission conductor A process of producing an overhead transmission conductor. The process comprises: (a) continuously hot rolling a bar of AA 1350 aluminum or a similar aluminum alloy to form a rod; (b) hot-coiling the rod at a temperature preferably in a range of about 300 to 400° C... | 11/10/2009 |
| 7491278 | Method of heat treating an aluminium alloy member and apparatus therefor Disclosed is a method of heat treating an aluminum alloy member having a main surface, including the steps of (a) subjecting the member to a solution heat treatment (b) quenching the member and (c) reheating the member in a pre-ageing heat treatment step. The pre-ag... | 02/17/2009 |
| 7425765 | Zinc-aluminum solder alloy A high melting point solder alloy superior in oxidation resistance, in particular a solder alloy provided with both a high oxidation resistance and high melting point suitable for filling fine through holes of tens of microns in diameter and high aspect ratios and f... | 09/16/2008 |
| 7260972 | Method for production of stamped sheet metal panels Sheet metal parts having significantly strained portions, such as aluminum alloy body panels, can be formed by a sequence of steps comprising preform shape stamping, preform annealing and final shape stamping. The shape of the desired part is analyzed to identify po... | 08/28/2007 |
| 7255334 | Air suspension piston The invention relates to an air suspension piston, with the air suspension piston being tube shaped and being made of aluminium. The air suspension piston is formed by a longitudinal-seam welded tube made from an aluminum alloy, and the tube has been longitudinal-se... | 08/14/2007 |
| 7225746 | Low NOx combustion Combustion of hydrocarbon liquids and solids is achieved with less formation of NOx by feeding a small amount of oxygen into the fuel stream. ... | 06/05/2007 |
| 7217907 | Stick resistant cooking utensils Durable, stick resistant, stain resistant, dishwasher safe, and thermal shock resistant cooking utensils produced from a MAX phase and methods for their production are provided. ... | 05/15/2007 |
| 7087202 | Particulate reinforced aluminum composites, their components and the near net shape forming process of the components This invention concerns particulate reinforced Al-based composites, and the near net shape forming process of their components. The average size of the reinforced particle in the invented composites is 0.1–3.5 μm and the volume percentage is 10–40%, and a good ... | 08/08/2006 |
| 7011140 | Gas enhanced controlled cooling ingot mold A cooling mechanism for a casting apparatus having a mold that includes sides, a bottom, and a top defining a cavity. The cooling mechanism allows for simultaneous injection of liquid and gas onto a cast ingot therefore providing a lower minimum operation liquid flo... | 03/14/2006 |
| 6978726 | Combustion with reduced carbon in the ash Combustion of coal in which oxygen is injected into the coal as it emerges from burner produces ash having reduced amounts of carbon. ... | 12/27/2005 |
| 6956187 | Steel plate splicing facility utilizing shear joining A steel plate splicing facility includes, a steel plate heating apparatus for retrieving and heating a preceding steel plate and a following steel plate, and a shear-joining apparatus for clamping a tail end portion of the preceding steel plate and a leading end por... | 10/18/2005 |
| 6942763 | Textured-metastable aluminum alloy sputter targets and method of manufacture An aluminum alloy sputter target having a sputter target face for sputtering the sputter target is disclosed. The sputter target face has a textured-metastable grain structure. The textured-metastable grain structure has a grain orientation ratio of at least 35 perc... | 09/13/2005 |
| 6852273 | High-strength metal aluminide-containing matrix composites and methods of manufacture the same (a) The metal matrix composite is suitable for the manufacture of flat or shaped titanium aluminide, zirconium aluminide, or niobium aluminide articles and layered metal composites having improved mechanical properties such as lightweight plates and sheets for aircr... | 02/08/2005 |
| 6773513 | Method for residual stress relief and retained austenite destabilization A method using of a magnetic field to affect residual stress relief or phase transformations in a metallic material is disclosed. In a first aspect of the method, residual stress relief of a material is achieved at ambient temperatures by placing the material in a m... | 08/10/2004 |
| 6755923 | Method of controlling metal strip temperature The recoiling temperature of a metal strip from a continuous heat treatment line is controlled by continuously passing the metal strip through an accumulator system where it passes around spaced accumulator rolls. While travelling through the accumulator, the metal ... | 06/29/2004 |
| 6746553 | Process for producing sputtering target materials The invention includes methods of reducing grain sizes of materials, and methods of forming sputtering targets. The invention includes a method for producing a sputtering target material in which a metallic material is subjected to plastic working at a processing pe... | 06/08/2004 |
| 6630039 | Extrusion method utilizing maximum exit temperature from the die A method of producing an aluminum base alloy extruded product. The method comprises (a) providing a body of an aluminum base alloy; (b) homogenizing the body at an elevated temperature not exceeding its eutectic temperature for a sufficient period of time... | 10/07/2003 |
| 6585152 | Method of making a multi-electrode double layer capacitor having single electrolyte seal and aluminum-impregnated carbon cloth electrodes A method of making a double layer capacitor consists of the steps of: impregnating each of a plurality of carbon preforms with a metal; forming a plurality of current collector foils, each of the plurality of current collector foils having a tab portion a... | 07/01/2003 |
| 6548183 | Metal-based composite material and method of producing the same A metal-based composite material is formed by impregnating a matrix metal of Al or Al alloy into ores of a porous preform of a hydrogenatable metal having a metal hydride in at least a part of its surface.... | 04/15/2003 |
| 6530998 | Formed article of amorphous alloy having hardened surface and method for production thereof A ceramic hard layer is formed on the surface of a formed article by subjecting the formed article of a substantially amorphous alloy to a heat treatment in an atmosphere containing a reactive gas under the conditions of temperature and time falling withi... | 03/11/2003 |
| 6428638 | Process for producing sputtering target materials The invention includes methods of reducing grain sizes of materials, and methods of forming sputtering targets. The invention includes a method for producing a sputtering target material in which a metallic material is subjected to plastic working at a pr... | 08/06/2002 |
| 6416598 | Free machining aluminum alloy with high melting point machining constituent and method of use A free machining aluminum alloy contains an effective amount of one or more high melting point constituents that provide enhanced machining capability. The high melting point constituents occupy from about 0.1 to about 3.0 volume percent of the aluminum a... | 07/09/2002 |
| 6368427 | Method for grain refinement of high strength aluminum casting alloys A method of casting an aluminum base alloy to provide a cast product having improved hot crack resistance in the as-cast condition, the method comprising providing a melt of an aluminum base alloy comprised of 4 to less than 5 wt. % Cu, max. 0.1 wt. % Mn,... | 04/09/2002 |
| 6355121 | Modified etching bath for the deposition of a protective surface chemistry that eliminates hydrogen absorption at elevated temperatures A method of controlling bulk absorption of atomic hydrogen and facilitating degassing of hydrogen from aluminum alloy workpieces during heat treatments in furnaces with ambient and/or moisture-laden atmospheres to prepare for fabrication in sequential wor... | 03/12/2002 |
| 6355090 | Method of manufacturing aluminum alloy for flattening material and aluminum alloy flattening material for automobiles There is disclosed a method of producing an aluminum alloy for automotive parts, comprising adding a scrap of an aluminum wrought alloy or a pure aluminum ingot to an aluminum alloy casting scrap, melting the mixture to dilute impurities, and if necessary... | 03/12/2002 |
| 6294130 | Method of manufacturing metallic products such as sheet by cold working and flash anealing A metallic alloy composition is manufactured into products such as press formed or stamped products or rolled products such as sheet, strip, rod, wire or band by one or more cold working steps with intermediate or final flash annealing. The method can inc... | 09/25/2001 |
| 6217681 | Method for oxygen-enhanced combustion using a vent stream Oxygen-enhanced combustion in a manufacturing plant using a nitrogen plant to obtain a nitrogen product stream for use in the plant is effected by utilizing the oxygen-rich vent, waste, or exhaust stream as the primary source of oxidant for combustion of ... | 04/17/2001 |
| 6143241 | Method of manufacturing metallic products such as sheet by cold working and flash annealing A metallic alloy composition is manufactured into products such as press formed or stamped products or rolled products such as sheet, strip, rod, wire or band by one or more cold working steps with intermediate or final flash annealing. The method can inc... | 11/07/2000 |
| 6135195 | Thixoformable SiC/2xxx Al composites The present invention provides a thixoformable Al alloy composites wherein Si is added to ASTM 2000 series aluminum alloy so that the total Si content thereof may be 1-5 at. % and also a manufacturing method of thixoformable Al alloy composites comprising... | 10/24/2000 |
| 6113711 | Extrusion of aluminum-lithium alloys Disclosed is a method of making lithium-containing aluminum base alloy extrusion having at least a section thereof having a low aspect ratio or which is generally axisymmetrical, the extrusions having improved properties in sections thereof having the low... | 09/05/2000 |
| 6103023 | Thin films of quasicrystalline alloys, their preparation and their uses Thin film of quasicrystalline alloy having a thickness of between approximately 0.01 and 10 μm comprising one or more quasicrystalline phases having a volume which represents at least 60% by volume of the quasicrystalline alloy, a quasicrystalline phase ... | 08/15/2000 |
| 6066392 | Al material excellent in thermal crack resistance and corrosion resistance An Al material having an anodic oxidation film is provided that is excellent in gas and plasma corrosion resistance. By the present invention, a crack is not generated in the anodic oxidation film even in high temperature thermal cycles and corrosive gas ... | 05/23/2000 |
| 6056836 | AlMg alloy for welded constructions having improved mechanical characteristics Sheet for welded constructions having an ultimate tensile strength Rm >275 MPa, elongation A>22% and a product A×Rm >7000, having the composition, in % by weight: ______________________________________ Mg: 4.2-4.7; Mn: 0.... | 05/02/2000 |
| 6045636 | Method for sliver elimination in shearing aluminum sheet Age-hardened aluminum alloy sheet can be subjected to a shearing operation, such as trimming or piercing, with reduced sliver formation by first heating the region to be sheared to a temperature above about 250° C., immediately quenching the heated regio... | 04/04/2000 |
| 6033499 | Process for stretch forming age-hardened aluminum alloy sheets In the stretch forming of aluminum alloys using a punch and a mating die cavity, the stretch formability of a sheet of age-hardened aluminum alloy is increased by selectively heat treating the sheet to soften at least a portion of the sheet that will unde... | 03/07/2000 |
| 6008481 | Method and apparatus for deciding heated state of metal billet A heated state-deciding apparatus and a thermocouple provided for a transport robot for detecting the temperature of a billet being transported by the transport robot, and a deciding member for deciding whether or not the billet is heated to be in a prede... | 12/28/1999 |
| 5993572 | Thixocasting process, and thixocasting aluminum alloy material In a thixocasting process, the following steps are used: a step of subjecting, to a heating treatment, an Al-Si based alloy material having a hypo eutectic crystal composition and a characteristic that a first angled endothermic section appearing due to t... | 11/30/1999 |
| 5980660 | Metal alloy mass for forming in the semisolid state A metal alloy mass of a defined porosity for forming in the semi-solid state. When the porosity is measured by cooling in ambient air from a temperature corresponding to a liquid fraction ratio between 30 and 70% to the ambient temperature, the mass has a... | 11/09/1999 |
| 5948185 | Method for improving the hemmability of age-hardenable aluminum sheet An improved method of forming a severe bend or a hem in a sheet of wrought aluminum age-hardened and age-hardenable alloy includes heating the region to be bent or hemmed to a temperature above about 250° C. for a period of seconds and then quenching the... | 09/07/1999 |
| 5944918 | Method for preparing pre-coated aluminum articles and articles prepared thereby An aluminum-alloy article such as a fastener is prepared by providing an aluminum-alloy article that is not in its final heat-treated state, and is preferably in its annealed state. A curable organic coating material is also provided. The method includes ... | 08/31/1999 |
