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| Number | Title | Issue Date |
| 8110051 | High strength aluminum alloy fin material for heat exchanger and method for production thereof [PROBLEMS] To provide an aluminum alloy fin material for a heat exchanger, which has high strength and high heat conductivity after brazing, and is excellent in the resistance to sagging, erosion and self-corrosion and the in the sacrificial anode effect. [ME... | 02/07/2012 |
| 7998288 | High strength aluminum alloy fin material and method of production of same A heat exchanger use high strength aluminum alloy fin material having a high strength and excellent in thermal conductivity, erosion resistance, sag resistance, sacrificial anodization effect, and self corrosion resistance, characterized by containing Si: 0.8 to 1.4... | 08/16/2011 |
| 7871478 | Homogenization and heat-treatment of cast metals A method of casting a metal ingot with a microstructure that facilitates further working, such as hot and cold rolling. The metal is cast in a direct chill casting mold, or the equivalent, that directs a spray of coolant liquid onto the outer surface of the ingot to... | 01/18/2011 |
| 7828914 | Method for producing aluminum alloy sheet material and an aluminium alloy sheet The invention relates to a method and an aluminium alloy sheet material. The method of producing aluminium alloy sheet material comprising the following steps: continuous strip casting of a sheet at a predetermined solidification rate ensuring material microstructur... | 11/09/2010 |
| 7780802 | Simplified method for making rolled Al—Zn—Mg alloy products, and resulting products A process for making Al—Zn—Mg alloy products, and products formed according to such processes are disclosed. The present invention provides a product having an improved compromise between mechanical characteristics and corrosion strength. ... | 08/24/2010 |
| 7618502 | Wear resistant aluminum alloy elongate body, manufacturing method thereof and piston for car air conditioner The wear resistant aluminum alloy elongate body contains 7-13 mass % of Si, 0.001-0.3 mass % of iron, 2.0-5.0 mass % of Cu, 0.3-1.0 mass % of Mg, 0.001-0.3 mass % of Mn, 0.001-0.3 mass % of Cr, 0.003-0.03 mass % of Sr, 0.005-0.05 mass % of Ti, and the remaining part... | 11/17/2009 |
| 7338629 | Integrated metal processing facility A system and method for forming and heat treating a metal casting are provided. ... | 03/04/2008 |
| 7275582 | Methods and apparatus for heat treatment and sand removal for castings A system and method for heat treating castings and removing sand cores therefrom. The castings are initially located in indexed positions with their x, y, and z coordinates known. The castings are passed through a heat treatment station typically having a series of ... | 10/02/2007 |
| 7267734 | Aluminum alloy sheet An aluminium alloy sheet suitable for use as lithographic plate support, wherein the aluminium alloy has the composition (in wt. %): Si 0.05-0.20 preferably 0.06-0.14; Fe 0.15-0.40 preferably at least 0.2; others up to 0.05 each and up to 0.15 total; Al balance, whe... | 09/11/2007 |
| 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 |
| 7258755 | Integrated metal processing facility An integrated metal processing facility in which molten metal is poured into a series of molds at a pouring station to form metal castings, which are then transferred to a heat treatment line. Prior to introduction of the castings into a heat treatment station of th... | 08/21/2007 |
| 7252723 | AlCuMg alloys with high damage tolerance suitable for use as structural members in aircrafts New alloys for potential use in applications such as in lower wing skins and fuselage skins are disclosed. Specifically, Mn-free 2×24 alloys potentially suitable for thick plate and thin plate and sheet applications are believed to be novel and to provide unexpecte... | 08/07/2007 |
| 7182825 | In-line method of making heat-treated and annealed aluminum alloy sheet A method of making aluminum alloy sheet in a continuous in-line process is provided. A continuously-cast aluminum alloy strip is optionally quenched, hot or warm rolled, annealed or heat-treated in-line, optionally quenched, and preferably coiled, with additional ho... | 02/27/2007 |
| 7172664 | Method of making aluminum foil for fins A method is described for making an aluminum alloy foil suitable for application to fins used in heat exchangers. The method comprises providing an aluminum alloy composition containing about 0.27% to about 0.55% by weight of iron, about 0.06% to about 0.55% by weig... | 02/06/2007 |
| 7070735 | Aluminum alloy material for forging and continuous casting process therefor An aluminum alloy material for forging obtained by a continuous casting process, the alloy comprising: a surface of which roughness is not more than Ra 35, and a segregation layer having 0.1 to 2 mm thickness and generated in the surface. The cast surface after cont... | 07/04/2006 |
| 7048816 | Continuously cast magnesium containing, aluminum alloy sheet with copper addition A magnesium, manganese and copper-containing aluminum alloy sheet material suitable for use in high elongation forming processes is produced according to an improved thermomechanical process. The sheet material is produced by continuous casting with an as-cast gage ... | 05/23/2006 |
| 7037391 | Heat treatment of age hardenable aluminium alloys utilizing secondary precipitation The process is for ageing heat treatment of an age-hardenable aluminium alloy which has alloying elements in solid solution. The process includes holding the alloy at an elevated ageing temperature which is appropriate for ageing the alloy to promote precipitation o... | 05/02/2006 |
| 7018722 | Aluminum alloy fin material for heat exchangers and heat exchanger including the fin material The present invention provides an aluminum alloy fin material for heat exchangers which has a thickness of 80 μm (0.08 mm) or less and excels in joinability to a tube material and in intergranular corrosion resistance. The aluminum alloy fin material is an aluminum... | 03/28/2006 |
| 6959476 | Aluminum automotive drive shaft A method for producing aluminum drive shafts from molten aluminum alloy using a continuous caster to cast the alloy into a slab. The method comprises providing a molten aluminum alloy consisting essentially of 0.2 to 0.8 wt. % Si, 0.05 to 0.4 wt. % Cu, 0.45 to 1.2 w... | 11/01/2005 |
| 6923876 | Aluminum alloy strip manufacturing process for the manufacture of brazed heat exchangers The invention relates to a process to manufacture a clad strip, preferably | 08/02/2005 |
| 6911099 | Process to improve 6XXX alloys by reducing altered density sites A process for improving 6XXX alloys, such as 6013, preferably includes heating, hot rolling, inter-rolling thermal treatment at a very high temperature such as 1020° F. or more, again hot rolling (with or without subsequent continuous hot rolling or cold rolling or... | 06/28/2005 |
| 6901990 | Method and system for processing castings A method and system of processing castings is provided in which one or more castings are deposited into a mobile furnace and moved from one station to another of a multi-station casting processing system. The interior of the mobile furnace is heated so as to maintai... | 06/07/2005 |
| 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 |
| 6902828 | Bright products obtained by continuous casting A bright composite sheet product including a roll cast core and a clad material bonded to the core. The core is an aluminum alloy of the AA series 1XXX, 3XXX, 5XXX, or 8XXX, and the clad material contains at least 99.5 wt. % aluminum. The composite sheet products is... | 06/07/2005 |
| 6811625 | Method for processing of continuously cast aluminum sheet A method is disclosed for making relatively low cost sheet material of magnesium- and manganese-containing aluminum alloy for high elongation forming of articles of complex configuration. The alloy is continuously cast with an as-cast gage of 6-30 mm and immediately... | 11/02/2004 |
| 6743396 | Method for producing AlMn strips or sheets The present invention relates to a method for producing AlMn strips or sheets for producing components by soldering, wherein a precursor material is produced from a melt which contains (in weight-percent) Si: 0.3-1.2%, Fe: ≦0.5%, Cu: ≦0.1%, Mn: 1.0-1.8%, Mg: ≦... | 06/01/2004 |
| 6702907 | Forged scroll part and production process thereof A process for producing an aluminum alloy-made forged scroll part includes a step of casting an aluminum alloy material into a round bar having a diameter of 130 mm or less, the aluminum alloy material comprising 8.0-12.5 mass % of Si, 1.0-5.0 mass % of C... | 03/09/2004 |
| 6663729 | Production of aluminum alloy foils having high strength and good rollability An aluminum alloy foil is formed from an alloy containing about 1.2 to 1.7% by weight Fe and about 0.35 to 0.80% by weight Si, with the balance aluminum and incidental impurities. The alloy is continuously strip cast to form a strip having a thickness les... | 12/16/2003 |
| 6660108 | Method for manufacturing a fin material for brazing A method of producing an aluminum alloy fin material for brazing, which comprises: casting an aluminum alloy by continuous cast-rolling, wherein the alloy comprises above 0.1 wt % to 3 wt % of Ni, above 1.5 wt % to 2.2 wt % of Fe, and 1.2 wt % or less... | 12/09/2003 |
| 6620265 | Method for manufacturing an aluminum alloy fin material for brazing A method for manufacturing an aluminum alloy fin material brazing comprises forming an ingot sheet by casting a molten liquid of an aluminum alloy by a continuous casting rolling method, and cold-rolling the ingot sheet to prepare a fin material. The alum... | 09/16/2003 |
| 6592688 | High conductivity aluminum fin alloy An improved aluminum alloy fin stock is described having both a high strength and a high thermal conductivity. The fin stock contains 1.2-1.8% Fe, 0.7-0.95% Si, 0.3-0.5% Mn, 0.3-1.2% Zn and the balance Al, and is produced by continuously strip casting the... | 07/15/2003 |
| 6579387 | Continuous casting process for producing aluminum alloys having low earing The present invention provides an improved process for continuously casting aluminum alloys and improved aluminum alloy compositions. The process includes the steps of continuously annealing the cold rolled strip in an intermediate anneal using an inducti... | 06/17/2003 |
| 6531006 | Production of high strength aluminum alloy foils An aluminum alloy foil is formed from an alloy containing about 1.2 to 1.7% by weight iron, about 0.4 to 0.8% by weight silicon and about 0.07 to 0.20% by weight manganese, with the balance aluminum and incidental impurities. The alloy is continuously str... | 03/11/2003 |
| 6517646 | Method for manufacturing very thin aluminum-iron alloy strips A method for manufacturing aluminum alloy strips with a thickness less than or equal to 12 μm, by obtaining an alloy with composition (weight %): Si:0.15-0.40; Fe: 1.10-1.70; Mg | 02/11/2003 |
| 6500284 | Processes for continuously producing fine grained metal compositions and for semi-solid forming of shaped articles There is provided a continuous casting and rolling process for continuously producing a deformed fine grain solid metal composition suitable for semi-solid forming. The process is characterized by high throughput, continuity, and precise control of the pr... | 12/31/2002 |
| 6471796 | Method and apparatus for continuous casting of aluminum bearing alloy In a continuous casting of a molten aluminum bearing alloy, a casting space is defined between substantially parallel opposed portions of a pair of traveling endless belts and the molten aluminum bearing alloy is supplied into the casting space to be cont... | 10/29/2002 |
| 6439295 | Process for manufacturing a strip of aluminum alloy for lithographic printing plates A process for manufacturing a strip of aluminium or an aluminium alloy for electrolytically roughened lithographic printing plates, in which the alloy is continuously cast as a strip and then rolled to final thickness, is such that the cast strip is rolle... | 08/27/2002 |
| 6423163 | Process for the manufacture of a free-cutting aluminum alloy A free-cutting aluminum alloy without lead as an alloy element, containing: (a) as alloy elements: 0.5 to 1.0 wt. % Mn; 0.4 to 1.8 wt. % Mg; 3.3 to 4.6 wt. % Cu; 0.4 to 1.9 wt. % Sn; 0 to 0.1 wt. % Cr; 0 to 0.2 wt. % Ti; (b) as impurities: up to 0.8 wt. %... | 07/23/2002 |
| 6402861 | Process for producing base foils of aluminum alloys A process for the production of a base foil of an aluminum alloy is provided which comprises a first heating step in which a cold-rolled plate derived from a continuously cast-rolled plate is maintained at a temperature between higher than 350° C. and lo... | 06/11/2002 |
| 6391127 | Method of manufacturing aluminum alloy sheet A method for manufacturing aluminum sheet stock which includes hot rolling an aluminum alloy sheet stock, quenching and coiling the feedstock. Then, in a second sequence, the feedstock is uncoiled, annealed and quenched to a temperature for cold rolling.... | 05/21/2002 |
