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| Number | Title | Issue Date |
| 7217388 | Method for preparing reinforced platinum material The present invention provides a method in which a strengthened platinum material can be produced, in which no blisters occur on the surface of the material even after heat treatment of 1,400° C. or higher and a metal oxide such as zirconium oxide is finely dispers... | 05/15/2007 |
| 7211161 | Al-Mg alloy products suitable for welded construction The invention relates to an Al—Zn—Mg—Cu alloy worked product, characterised in that contains (percentage by weight) ... | 05/01/2007 |
| 7188524 | Conductive element for a movable electric circuit and a vibration gyroscope A conductive element for a movable electrical circuit (a conductive element most suitable for an electric circuit that is placed on a movable element in which the shape of the circuit itself changes during circuit operation) which is Al-based and has an average cros... | 03/13/2007 |
| 7156930 | Aluminum alloy pipe having multistage formability An aluminum alloy pipe, which is composed of an aluminum alloy containing 2.0% (% by mass, the same hereinafter) to 5.0% of Mg, 0.20% or less of Si, 0.30% or less of Fe, 0.8% or less (including 0%) of Mn, 0.35% or less (including 0%) of Cr, and 0.2% or less (includi... | 01/02/2007 |
| 7033447 | Halogen-resistant, anodized aluminum for use in semiconductor processing apparatus We have discovered that the formation of particulate inclusions at the surface of an aluminum alloy article, which inclusions interfere with a smooth transition from the alloy surface to an overlying aluminum oxide protective film, can be controlled by maintaining t... | 04/25/2006 |
| 6982121 | Anodization-adapted aluminum alloy and plasma-treating apparatus made thereof An anodization-adapted aluminum alloy containing 2.0 to 3.5 wt % Mg and the remainder of 99.9 wt % or greater high-purity aluminum. ... | 01/03/2006 |
| 6969432 | Product for a welded construction made of AlMgMn alloy having improved mechanical strength Rolled or extruded products for welded constructions made of AlMgMn type aluminum alloy. These products contain, in % by weight, 3.0 | 11/29/2005 |
| 6902699 | Method for preparing cryomilled aluminum alloys and components extruded and forged therefrom High strength aluminum alloy powders, extrusions, and forgings are provided in which the aluminum alloys exhibit high strength at atmospheric temperatures and maintain high strength and ductility at extremely low temperatures. The alloy is produced by blending about... | 06/07/2005 |
| 6866728 | Aluminum alloy with excellent decorativeness An aluminum alloy with excellent decorativeness, having a composition represented by the general formula AlaMgbMncCrd, wherein b, c, and d are, in mass percentage, 3.0≦b≦5.6, 0.05≦c≦1.0, 0.05≦d≦0.7, c+d>0.2, an... | 03/15/2005 |
| 6808864 | Support for lithographic printing plate and presensitized plate Disclosed is a support for a lithographic printing plate obtained by subjecting an aluminum plate to a graining treatment and an anodizing treatment, the support comprising at least any one of Mn in a range from 0.1 to 1.5 wt % and Mg in a range from 0.1 to 1.5 wt %... | 10/26/2004 |
| 6733725 | Reversible hydrogen storage composition Hydrogen storage compositions which liberate hydrogen readily and which are readily regenerated from a dehydrogenated state formed by liberation of hydrogen are derived from an AlH3-based complex hydride incorporating a member selected from a metalloid su... | 05/11/2004 |
| 6726892 | Advanced aluminum alloys for hydrogen storage Various aspects of the present invention provides a nanocrystalline powder suitable for storing hydrogen and a method of producing such a powder. One embodiment provides a nanocrystalline powder containing crystals of an aluminum alloy selected from the group consis... | 04/27/2004 |
| 6592812 | Aluminum alloy thin film target material and method for forming thin film using the same The present invention provides a heat-resistant and low-electric-resistance aluminum alloy thin film which, even after heat treatment at 300-400° C., exhibits no hillock generation and has a specific resistance of 7 μΩ.multidot.cm or less and also prov... | 07/15/2003 |
| 6531004 | Weldable anti-corrosive aluminium-magnesium alloy containing a high amount of magnesium, especially for use in aviation Weldable, high-magnesium-content aluminum-magnesium alloy consisting of at least 5-6% w/w magnesium (Mg), 0.05-0.15% w/w zirconium (Zr), 0.05-0.12% w/w manganese (Mn), 0.01-0.2% w/w titanium (Ti), 0.05-0.5% w/w of one or more elements from the scandium gr... | 03/11/2003 |
| 6485583 | Aluminium-lithium alloy A dispersion strengthened mechanically alloyed aluminium based alloy is provided which is prepared by mechanical alloying and is characterized by improved isotropic strength, fracture toughness and corrosion resistance. The alloy system contains by weight... | 11/26/2002 |
| 6485682 | Hardened aluminum alloy for use in the manufacture of printed circuit boards A hardened aluminum alloy, for use in the manufacture of printed circuit boards, having elevated levels of manganese and magnesium and produced as a sheet by a cold rolling process to a specified thickness.... | 11/26/2002 |
| 6444059 | Product for a welded construction made of AlMgMn alloy having improved mechanical strength Rolled or extruded products for welded constructions are made of an aluminum-magnesium-manganese type aluminum alloy, consisting essentially of, by weight: 3.0 | 09/03/2002 |
| 6383314 | Aluminum alloy sheet having high ultimate tensile strength and methods for making the same Aluminum sheets and methods for manufacturing aluminum sheets are provided. The present invention involves control of processing conditions in order to achieve a fine grain size (i.e. ASTM rating of 8.5 or greater) in the material prior to a final cold wo... | 05/07/2002 |
| 6352671 | Aluminum alloy A corrosion-resistant aluminum alloy includes 91%-95.7% by weight aluminum, 0.5%-1% by weight scandium, 3%-5% by weight magnesium, 0.5%-2% by weight nickel, and 0.3%-1% by weight chromium.... | 03/05/2002 |
| 6342113 | Aluminum-magnesium alloy plate or extrusion A high strength Al--Mg alloy in plate or extrusion form having significantly improved strength in both soft and work-hardened tempers as compared with AA5083 is provided. The materials have ductility, pitting, stress and exfoliation corrosion resistances ... | 01/29/2002 |
| 6334978 | Cast alloys The present invention is directed to the additions of alkaline earth metals, in particular strontium and optionally combinations with other metals, to aluminum and aluminum alloys to improve the appearance of, eliminate surface imperfections, and reduce t... | 01/01/2002 |
| 6312534 | High strength cast aluminum-beryllium alloys containing magnesium A high strength cast aluminum-beryllium alloy including magnesium represented by the formula (25-60% Al)+(40-75% Be)+(0.1-1.25% Mg)+(0 | 11/06/2001 |
| 6309481 | Aluminum casting alloy An aluminium casting alloy contains: 2.0 to 3.5 w. % magnesium 0.15 to 0.35 w. % silicon 0.20 to 1.2 w. % manganese max. 0.40 w. % iron max. 0.10 ... | 10/30/2001 |
| 6299665 | Activated feedstock An alloy feedstock for semi-solid metal injection molding. The alloy feedstock is an alloy material in particulate form and has a heterogeneous structure, a temperature range at 20% of the height of the peak of the main melting reaction greater than 40° ... | 10/09/2001 |
| 6277217 | Aluminum alloy for die-cast product having a high-toughness An aluminum alloy comprises magnesium in a range of 3.0% by weightࣘMgࣘ5.5% by weight, manganese in a range of 1.5% by weightࣘMnࣘ2.0% by weight, nickel in a range of 0.5% by weightࣘNiࣘ0.9% by weight, and the balance of aluminum including i... | 08/21/2001 |
| 6258318 | Weldable, corrosion-resistant AIMG alloys, especially for manufacturing means of transportation A weldable, corrosion resistant aluminum-magnesium alloy consisting essentially of 3 to 5% by weight magnesium (Mg), 0.05 to 0.15% by weight zirconium (Zr), 0.05 to 0.12% by weight manganese (Mn), 0.01 to 0.2% by weight titanium (Ti), 0.05 to 0.5% by weig... | 07/10/2001 |
| 6248453 | High strength aluminum alloy A high strength dispersion strengthened aluminum alloy comprising an aluminum solid solution matrix strengthened by a dispersion of particles based on the compound Al3 X, where Al3 X has an L12 structure, is described. Var... | 06/19/2001 |
| 6238495 | Aluminium-magnesium alloy plate or extrusion A high strength Al--Mg alloy in plate or extrusion form having significantly improved strength in both soft and work-hardened tempers as compared with AA5083 is provided. The materials have ductility, pitting, stress and exfoliation corrosion resistances ... | 05/29/2001 |
| 6168675 | Aluminum-silicon alloy for high temperature cast components There is claimed an aluminum alloy composition consisting essentially of: about 12-22 wt % silicon, about 2.5-4.5 wt % nickel, about 0.2-0.6 wt % magnesium, up to about 1.2 wt % manganese, up to about 1.2 wt % iron, and about 0.005-0.015 wt % phosphorus. ... | 01/02/2001 |
| 6132531 | Alloy and cast alloy components Alloy and cast alloy product ideally suited for use as a component in a vehicle frame or subframe, i.e., body-in-white, comprising an alloy consisting of about 2.80 to 3.60 wt. % magnesium, less than approximately 0.20 wt. % silicon, approximately 1.10 to... | 10/17/2000 |
| 6123899 | Master alloy hardeners This invention relates to master alloy hardeners for use in preparing aluminum base alloys. The respective concentrations of the alloying elements in the master alloy hardener are a multiple equal to or greater than 2 of the concentrations of such element... | 09/26/2000 |
| 6074494 | Surface nitriding method of an aluminum material, and an auxiliary agent for nitriding This invention aims to provide a nitriding method of forming a relatively thick nitride layer on the surface of an aluminum material containing silicon, and an auxiliary agent for nitriding. By using a nitriding auxiliary agent mainly comprising aluminum ... | 06/13/2000 |
| 6056835 | Superplastic aluminum alloy and process for producing same The present invention relates to a process for producing a superplastic aluminum alloy capable of being used for plastic working such as extrusion, forging and rolling. An object of the present invention is to provide an ingot-made high speed superplastic... | 05/02/2000 |
| 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 |
| 5944923 | Aluminum alloy sheet with excellent formability and method for manufacture thereof The invention provides an aluminum alloy sheet that has excellent formability, high coat-baking hardenability, and ensures a proof stress of 200 MPa or more after the coat-baking stage, and that gives favorable product surface quality after the forming st... | 08/31/1999 |
| 5939164 | Aluminum alloy sheet for magnetic disk substrate aluminum alloy clad sheet for magnetic disk substrate and their manufacturing method The present invention relates to an aluminum alloy for a magnetic disk substrate having a composition consisting of, by percent by weight, 2.0 to 6.0% of Mg, 0.05 to 0.15% of Cu, 0.10 to 0.30% of Zn and 0.05 to 0.12% of Zr, wherein the contents of Cu, Zn ... | 08/17/1999 |
| 5925313 | Aluminum base alloy containing boron and manufacturing method thereof There is provided an Al base alloy containing boron which is superior in mechanical properties such as strength, ductility or workability and the like and has a neutron absorbing capacity and an ability to recycle. This is an Al base alloy containing boro... | 07/20/1999 |
| 5911845 | Extruded articles of age-hardening aluminum alloy and method for production thereof A high-strength extruded article of an age-hardening aluminum alloy capable of educing an achromatic dark gray color after the anodizing treatment thereof and a method for the production thereof are disclosed. The method comprises subjecting an alloy bill... | 06/15/1999 |
| 5865912 | SiC-reinforced aluminum alloy composite material Described herein is an SiC-reinforced aluminum alloy composite material of the type having silicon carbide uniformly dispersed in an aluminum alloy matrix containing magnesium as a strengthening element, characterized in that the composite material contai... | 02/02/1999 |
| 5803995 | Calcium-aluminum system hydrogen absorbing alloy The calcium-aluminum system hydrogen absorbing alloy of the present invention is an alloy which is composed of a mixture P of Ca with Mg and an Al base alloy Q, has a molar ratio P:Q of 1:1.5 to 2.8 and shows a Laves phase with the C15-type structure as t... | 09/08/1998 |
