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Class Information
Number: 420/540
Name: Alloys or metallic compositions > Aluminum base > Zinc containing
Description: Alloy, or metallic composition which additionally contains zinc.










Sub-classes under this class:

Class Number Class Name Patents
420/541 Magnesium containing 71


Patents under this class:
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Patent Number Title Of Patent Date Issued
8313590 High strength aluminium alloy extrusion Nov. 20, 2012
8226781 High strength aluminum alloy fin material and method of production of same Jul. 24, 2012
8147585 Multi-component composition metal injection molding Apr. 3, 2012
8142575 High strength aluminum alloy fin material for heat exchanger and method for production thereof Mar. 27, 2012
8105449 High-strength aluminum alloy extruded product with excellent impact absorption and stress corrosion cracking resistance and method of manufacturing the same Jan. 31, 2012
8002913 AA7000-series aluminum alloy products and a method of manufacturing thereof Aug. 23, 2011
7789978 Alloy for lithographic sheet Sep. 7, 2010
7572521 Aluminum alloy for surfaces which are subjected to extreme stresses due to friction Aug. 11, 2009
6840435 Method for brazing aluminum alloy-assembled articles within a short period of time and a filler alloy usable at low temperature Jan. 11, 2005
6673309 Sacrificial anode for cathodic protection and alloy therefor Jan. 6, 2004
6517954 Aluminium alloy, notably for a layer Feb. 11, 2003
6503446 Corrosion and grain growth resistant aluminum alloy Jan. 7, 2003
6471794 Fin material for brazing Oct. 29, 2002
6468674 Coating composition for steel--product, a coated steel product, and a steel product coating method Oct. 22, 2002
6458224 Aluminum alloys with optimum combinations of formability, corrosion resistance, and hot workability, and methods of use Oct. 1, 2002
6409965 Sputtering target and its manufacturing method Jun. 25, 2002
6337147 Weldable aluminum product and welded structure comprising such a product Jan. 8, 2002
6284386 Aluminum alloy products with high resistance to pitting corrosion Sep. 4, 2001
6123899 Master alloy hardeners Sep. 26, 2000
6113667 Brazing aluminum alloy powder composition and brazing method using such powder composition Sep. 5, 2000
6010816 Aluminum alloy support for planographic printing plate Jan. 4, 2000
5837388 Aluminum alloy solder material, its manufacturing method, brazing sheet using this material, and method of manufacturing aluminum alloy heat exchanger using this sheet Nov. 17, 1998
5820698 Brazing composition, aluminum material provided with the brazing composition and heat exchanger Oct. 13, 1998
5795541 Aluminum alloy sheet for lithographic printing plates and method for manufacturing the same Aug. 18, 1998
5732767 Corrosion resistant heat exchanger and method of making the same Mar. 31, 1998
5714018 High-strength and high-toughness aluminum-based alloy Feb. 3, 1998
5512241 Al-Cu-Li weld filler alloy, process for the preparation thereof and process for welding therewith Apr. 30, 1996
5500301 A1 alloy films and melting A1 alloy sputtering targets for depositing A1 alloy films Mar. 19, 1996
5489347 Aluminum alloy fin material for heat-exchanger Feb. 6, 1996
5455003 Al-Cu-Li alloys with improved cryogenic fracture toughness Oct. 3, 1995
5148862 Heat exchanger fin materials and heat exchangers prepared therefrom Sep. 22, 1992
5122208 Hypo-eutectic aluminum-silicon alloy having tin and bismuth additions Jun. 16, 1992
5021106 Brazeable aluminum alloy sheet and process of making same Jun. 4, 1991
4950560 Aluminum alloy and associated anode and battery Aug. 21, 1990
4948558 Method and apparatus for forming aluminum-transition metal alloys having high strength at elevated temperatures Aug. 14, 1990
4861681 Brazed aluminum article Aug. 29, 1989
4832910 Aluminum-lithium alloys May. 23, 1989
4785092 Aluminum brazing material for use in aluminum heat exchanger Nov. 15, 1988
4781888 Aluminum brazing material for use in aluminum heat exchanger Nov. 1, 1988
4751050 Substrate for magnetic recording media Jun. 14, 1988
4749627 Brazing sheet and heat exchanger using same Jun. 7, 1988
4740355 Aluminum alloy for the production of sacrificial anodes for anodes for cathodic corrosion protection Apr. 26, 1988
4722871 Zinc-aluminum alloy coatings for steel Feb. 2, 1988
4715893 Aluminum-iron-vanadium alloys having high strength at elevated temperatures Dec. 29, 1987
4668470 Formation of intermetallic and intermetallic-type precursor alloys for subsequent mechanical alloying applications May. 26, 1987
4626329 Corrosion protection with sacrificial anodes Dec. 2, 1986
4615735 Isostatic compression technique for powder metallurgy Oct. 7, 1986
4597792 Aluminum-based composite product of high strength and toughness Jul. 1, 1986
4499050 Aluminum-manganese-tin alloys with improved pitting corrosion resistance Feb. 12, 1985
4499051 Pitting resistant aluminum alloys Feb. 12, 1985

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