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Class Information
Number: 420/531
Name: Alloys or metallic compositions > Aluminum base > Copper containing > Zinc containing
Description: Alloy, or metallic composition which additionally contains zinc.










Sub-classes under this class:

Class Number Class Name Patents
420/532 Magnesium containing 154


Patents under this class:

Patent Number Title Of Patent Date Issued
7789978 Alloy for lithographic sheet Sep. 7, 2010
7641743 Compositions and methods for darkening and imparting corrosion-resistant properties to zinc or other active metals Jan. 5, 2010
7572521 Aluminum alloy for surfaces which are subjected to extreme stresses due to friction Aug. 11, 2009
6800244 Aluminum brazing alloy Oct. 5, 2004
6783869 Aluminium alloy for an anti-friction element Aug. 31, 2004
6780375 Aluminum alloy with good cuttability, method for producing a forged article, and forged article Aug. 24, 2004
6464805 Aluminum alloy plate excelling in filiform corrosion resistance and method of fabricating same Oct. 15, 2002
6153025 High corrosion resistant aluminum alloy containing titanium Nov. 28, 2000
6126898 Cast aluminium-copper alloy Oct. 3, 2000
6113850 2XXX series aluminum alloy Sep. 5, 2000
6056836 AlMg alloy for welded constructions having improved mechanical characteristics May. 2, 2000
5879478 Process for semi-solid forming of thixotropic aluminum-silicon-copper alloy Mar. 9, 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 Nov. 17, 1998
5803994 Aluminum-copper alloy Sep. 8, 1998
5795541 Aluminum alloy sheet for lithographic printing plates and method for manufacturing the same Aug. 18, 1998
5512241 Al-Cu-Li weld filler alloy, process for the preparation thereof and process for welding therewith Apr. 30, 1996
5455003 Al-Cu-Li alloys with improved cryogenic fracture toughness Oct. 3, 1995
5407124 Low temperature aluminum brazing alloy and process of brazing Apr. 18, 1995
5122207 Hypo-eutectic aluminum-silicon-copper alloy having bismuth additions Jun. 16, 1992
5028393 Al-based alloy for use as sliding material, superior in fatigue resistance and anti-seizure property Jul. 2, 1991
4906534 Composite aluminum thin plates for brazing and method for preparing same Mar. 6, 1990
4832910 Aluminum-lithium alloys May. 23, 1989
4808243 High damping zinc alloy with good intergranular corrosion resistance and high strength at both room and elevated temperatures Feb. 28, 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
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
4721656 Electroplating aluminum alloys from organic solvent baths and articles coated therewith Jan. 26, 1988
4634656 Aluminum alloy, a support of lithographic printing plate and a lithographic printing plate using the same Jan. 6, 1987
4590133 Bearing material May. 20, 1986
4432313 Aluminum base material with hard facing deposit Feb. 21, 1984
4170469 Aluminum base bearing alloy and a composite bearing made of the alloy with a steel backing plate Oct. 9, 1979
4126448 Superplastic aluminum alloy products and method of preparation Nov. 21, 1978
4121750 Processes for soldering aluminum-containing workpieces Oct. 24, 1978











 
 
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