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| Number | Title | Issue Date |
| 7323069 | Squeeze and semi-solid metal (SSM) casting of aluminum-copper (206) alloy To cast a part, an injectable form of an aluminum-copper (206) alloy is generated and the aluminum-copper (206) alloy is injected into a mold. This mold corresponds to the part. In addition, the aluminum-copper (206) alloy is solidified to generate the part and the ... | 01/29/2008 |
| 7276795 | Small grain size, conformal aluminum interconnects and method for their formation A first layer of titanium nitride (TiN) is formed on a semiconductor structure, such as an interconnect via. Then, a second layer of TiN is formed on the first layer of TiN. The first layer of TiN is amorphous. The second layer of TiN is polycrystalline, having a mi... | 10/02/2007 |
| 7273086 | Lubricant for improved surface quality of cast aluminum and method In a lubricant composition suitable for use in the manufacture of aluminum alloys comprising lubricant base selected from the group consisting of solid lubricants, liquid lubricants, grease lubricants, emulsion lubricants, and dispersion lubricants, the improvement ... | 09/25/2007 |
| 7143812 | Lubricant for improved surface quality of cast aluminum and method In a lubricant composition suitable for use in the manufacture of aluminum alloys comprising lubricant base selected from the group consisting of solid lubricants, liquid lubricants, grease lubricants, emulsion lubricants, and dispersion lubricants, the improvement ... | 12/05/2006 |
| 7111665 | Lubricant for improved surface quality of cast aluminum and method In a lubricant composition suitable for use in the manufacture of aluminum alloys comprising a lubricant base, the improvement wherein the lubricant composition further comprises: an effective amount of water, surfactant, and a high viscosity organic material having... | 09/26/2006 |
| 7097431 | Mechanical kinetic vacuum pump A mechanical vacuum pump includes a rotor made of a light metal alloy by powder metallurgy. The powder metallurgy increases the resistance of the rotor to heat and creep. ... | 08/29/2006 |
| 6946393 | Small grain size, conformal aluminum interconnects and method for their formation A first layer of titanium nitride (TiN) is formed on a semiconductor structure, such as an interconnect via. Then, a second layer of TiN is formed on the first layer of TiN. The first layer of TiN is amorphous. The second layer of TiN is polycrystalline, having a mi... | 09/20/2005 |
| 6929726 | Sputtering target, Al interconnection film, and electronic component A sputtering target consists essentially of 0.1 to 50% by weight of at least one kind of element that forms an intermetallic compound with Al, and the balance of Al. The element that forms an intermetallic compound with Al is uniformly dispersed in the target textur... | 08/16/2005 |
| 6736947 | Sputtering target, A1 interconnection film, and electronic component A sputtering target consists essentially of 0.1 to 50% by weight of at least one kind of element that forms an intermetallic compound with Al, and the balance of Al. The element that forms an intermetallic compound with Al is uniformly dispersed in the target textur... | 05/18/2004 |
| 6605199 | 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 provided. The sputter target face has a textured-metastable grain structure. The textured-metastable grain structure has a grain orientation ratio of at lea... | 08/12/2003 |
| 6596412 | Aluminum base bearing alloy and a bearing element comprising a running layer formed by the alloy The invention relates to an aluminum alloy, to a plain bearing and to a method of manufacturing a layer, particularly for a plain bearing, to which there is added as a main alloy component tin (14) and a hard material (15) from at least one first element ... | 07/22/2003 |
| 6350532 | Aluminum alloy composition and method of manufacture The invention relates to a recyclable aluminum foil. The foil is made of an alloy containing 0.2%-0.5% Si, 0.4%-0.8% Fe, 0.1%-0.3% Cu, and 0.05%-0.3% Mn by weight. with the balance aluminum and incidental impurities. The foil contains at least about 2% by... | 02/26/2002 |
| 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 |
| 6334911 | High-strength, high-ductility aluminum alloy An aluminum alloy having a composition represented by the general formula: Albal Cua Mb or Albal Cua Mb TMc wherein M represents one or two elements selected between Mn and Cr; TM represen... | 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 |
| 6248252 | Method of fabricating sub-micron metal lines Methods of fabricating interconnects of aluminum and aluminum alloys are provided. In one aspect, a method is provided for fabricating an interconnect of aluminum-containing material on a surface. A layer of aluminum-containing material is deposited on th... | 06/19/2001 |
| 6194082 | Support for lithographic printing plate A support for a lithographic printing plate in which uniform pits are efficiently formed by electrochemically graining treatment, always independently of electrolytic conditions to give excellent printing performance, which comprises an aluminum alloy pla... | 02/27/2001 |
| 6183887 | Heat protection element consisting of a quasicrystalline aluminum alloy A composite structure including a substrate and a heat protection element on the substrate, wherein the heat protection element includes a quasicrystalline aluminium alloy of one or a number of quasicrystalline phases which are either quasicrystalline pha... | 02/06/2001 |
| 6153025 | High corrosion resistant aluminum alloy containing titanium A corrosion-resistant and high tensile strength aluminum-based alloy consisting of, by weight, about 0.06-0.25% iron, 0.05-0.15% silicon, 0.03-0.08% manganese, 0.10-0.18% titanium, 0.10-0.18% chromium, up to 0.50% copper, up to 0.70% zinc, up to 0.02% inc... | 11/28/2000 |
| 6126898 | Cast aluminium-copper alloy An aluminum-copper alloy comprising substantially insoluble particles which occupy the interdendritic regions of the alloy.... | 10/03/2000 |
| 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 |
| 6110829 | Ultra-low temperature Al fill for sub-0.25 μm generation of ICs using an Al-Ge-Cu alloy An aluminum fill process for sub-0.25 μm technology integrated circuits that has a reflow temperature less than 400° C. that has low alloy resistivity and excellent electromigration characteristics. The aluminum allow is composed of Al-1% Ge-1% Cu.... | 08/29/2000 |
| 6074498 | Heat treated Al-Cu-Li-Sc alloys A dual aging treatment of aluminum-copper-lithium-scandium alloys allows preparation of alloys exhibiting superior physical properties as compared to the same alloys subjected to only a single aging. In particular, the difference between yield strength an... | 06/13/2000 |
| 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 |
| 6017403 | High strength and high rigidity aluminum-based alloy An aluminum-based alloy having the general formula Alx Ly Mz (wherein L is Mn or Cr; M is Ni, Co, and/or Cu; and x, y, and z, representing a composition ratio in atomic percentages, satisfy the relationships x+y+z=100, 75à... | 01/25/2000 |
| 5900210 | High-strength and high-ductility aluminum-base alloy A high-strength and high-ductility aluminum-base alloy consisting of a composition of general formula: Alba1 Mna Sib or Alba1 Mna Sib TMc (wherein TM is one or more elements selected ... | 05/04/1999 |
| 5879478 | Process for semi-solid forming of thixotropic aluminum-silicon-copper alloy The invention relates to an aluminum alloy for thixoforming with the composition (by weight): Si: 5%-7.2% Cu: 1%-5% Mg | 03/09/1999 |
| 5865914 | Method for making an aerospace structural member There is claimed a lower wing structure for a commercial jet aircraft which includes a substantially unrecrystallized rolled plate member made from an aluminum alloy consisting essentially of about 3.6 to 4.0 wt. % copper, about 1.0 to 1.6 wt. % magnesium... | 02/02/1999 |
| 5858131 | High strength and high rigidity aluminum-based alloy and production method therefor An aluminum-based alloy having the general formula Al100 -(a+b)Qa Mb (wherein Q is V, Mo, Fe, W, Nb, and/or Pd; M is Mn, Fe, Co, Ni, and/or Cu; and a and b, representing a composition ratio in atomic percentages, satisfy t... | 01/12/1999 |
| 5837388 | Aluminum alloy solder material, its manufacturing method, brazing sheet using this material, and method of manufacturing aluminum alloy heat exchanger using this sheet The present invention relates to an Al alloy solder material comprising a composition containing Si in an amount of more than 7.0 to 12.0% or less by weight, Cu in an amount of more than 0.4 to 8.0% or less by weight, Zn in an amount of more than 0.5 to 6... | 11/17/1998 |
| 5809393 | Sputtering target with ultra-fine, oriented grains and method of making same A sputtering target comprising a body of metal such as aluminum and its alloy with an ultrafine grain size and small second phase. Also described is a method for making an ultra-fine grain sputtering target comprising melting, atomizing, and depositing at... | 09/15/1998 |
| 5779824 | Aluminum alloy support for planographic printing plate and method for producing the same An aluminum alloy support for a planographic printing plate is disclosed, which is an aluminum alloy plate comprising 0 | 07/14/1998 |
| 5725694 | Free-machining aluminum alloy and method of use A free-machining alloy is disclosed containing bismuth, tin and indium. The free-machining constituents act as low melting point compounds for machining and are specially adapted for use in aluminum alloys such as AA6000 series and AA 2000 series alloys. ... | 03/10/1998 |
| 5714018 | High-strength and high-toughness aluminum-based alloy A high-strength and high-toughness aluminum-based alloy having a composition represented by the general formula: Ala Nib Xc Md Qe, wherein X is at least one element selected from the group consisting ... | 02/03/1998 |
| 5667600 | Aluminum alloys containing beryllium and investment casting of such alloys Disclosed is a practical aluminum-based alloy containing 1 to 99 weight percent beryllium and improved methods for the investment casting of net shape aluminum-beryllium alloy parts.... | 09/16/1997 |
| 5643372 | Process for the desensitisation to intercrystalline corrosion of 2000 and 6000 series Al alloys and corresponding products An improvement to a process for treating an aluminum alloy for the series AA 2000 or AA 6000 comprising solution heat treating, quenching and natural or artificial aging, in which conventional heat solution heat treating is defined as solution heat treati... | 07/01/1997 |
| 5618358 | Aluminum alloy composition and methods of manufacture A new aluminum based alloy having properties which mimic homogenized DC cast 3003 alloy and a low-cost method for manufacturing it are described. The alloy contains 0.40% to 0.70% Fe, 0.10% to less than 0.30% Mn, more than 0.10% to 0.25% Cu, less than 0.1... | 04/08/1997 |
| 5607523 | High-strength aluminum-based alloy A high-strength aluminum-based alloy consisting of a composition represented by the general formula: Albal Qa Mb Xc, wherein Q is at least one element selected from the group consisting of Mn and Cr; M is at lea... | 03/04/1997 |
| 5597529 | Aluminum-scandium alloys A method for assembling a structure using a filler alloy which includes aluminum and scandium. The method generally includes selecting parts for the structure which are formed from aluminum and/or an aluminum alloy and welding the same together with the a... | 01/28/1997 |
| 5593515 | High strength aluminum-based alloy A high strength aluminum-based alloy, which having a composition of the general formula: Albal Qa Mb Xc Td, wherein Q represents at least one element selected from the group consisting of Mn, Cr, V, M... | 01/14/1997 |
