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Browse by Category: Main > Material Science
Class Information
Number: 420/486
Name: Alloys or metallic compositions > Copper base > Nickel containing > Aluminum containing
Description: Alloy, or metallic composition which additionally contains aluminum.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8641838 Copper alloy sheet material and method of producing the same Feb. 4, 2014
8430979 Copper alloy containing cobalt, nickel and silicon Apr. 30, 2013
8282746 Superelastic alloy structural geometry for ultrahigh mechanical damping Oct. 9, 2012
8070893 Cu--Ni--Si--Co--Cr copper alloy for electronic materials and method for manufacturing same Dec. 6, 2011
7947133 Copper alloy strip material for electrical/electronic equipment and process for producing the same May. 24, 2011
7736448 Nano icrystals copper material with super high strength and conductivity and method of preparing thereof Jun. 15, 2010
7628873 Beryllium copper alloy and method of manufacturing beryllium copper alloy Dec. 8, 2009
7413619 Copper alloy Aug. 19, 2008
7410546 Platinum alloy and method of production thereof Aug. 12, 2008
7291231 Copper-nickel-silicon two phase quench substrate Nov. 6, 2007
7220494 Metal dusting resistant product May. 22, 2007
6764556 Copper-nickel-silicon two phase quench substrate Jul. 20, 2004
6531003 Abrasion resistant copper alloy, copper alloy powder for build-up cladding, and engine cylinder head Mar. 11, 2003
6391163 Method of enhancing hardness of sputter deposited copper films May. 21, 2002
6334915 Copper alloy sheet for electronic parts Jan. 1, 2002
5658401 Copper-zinc alloy Aug. 19, 1997
5656104 Metal mold for glass forming Aug. 12, 1997
5487867 Copper-bismuth casting alloys Jan. 30, 1996
5468310 High temperature abrasion resistant copper alloy Nov. 21, 1995
5441696 Copper-nickel based alloy Aug. 15, 1995
5441554 Alloy coating for aluminum bronze parts, such as molds Aug. 15, 1995
5288683 Wear-resistant copper alloys and synchronizer rings for automobiles comprising the same Feb. 22, 1994
5164157 Copper based alloy Nov. 17, 1992
5098654 Alloy based on copper, manganese and aluminum, and objects made of said alloy Mar. 24, 1992
5074933 Copper-nickel-tin-silicon alloys having improved processability Dec. 24, 1991
5026441 High strengths copper base shape memory alloy and its manufacturing process Jun. 25, 1991
4994235 Wear-resistance aluminum bronze alloy Feb. 19, 1991
4935202 Electrically conductive spring materials Jun. 19, 1990
4927788 Monolithic female connector May. 22, 1990
4873674 Corrosion resistant bronze alloys and glass making mold made therefrom Oct. 10, 1989
4830825 Corrosion-resistant copper alloy May. 16, 1989
4818307 Dispersion strengthened copper-base alloy Apr. 4, 1989
4805009 Hermetically sealed semiconductor package Feb. 14, 1989
4732602 Bronze alloy for glass container molds Mar. 22, 1988
4715910 Low cost connector alloy Dec. 29, 1987
4666795 Clad material for ornamental use May. 19, 1987
4661178 Beta copper base alloy adapted to be formed as a semi-solid metal slurry and a process for making same Apr. 28, 1987
4634477 Workable high strength shape memory alloy Jan. 6, 1987
4612167 Copper-base alloys for leadframes Sep. 16, 1986
4594117 Copper base alloy for forging from a semi-solid slurry condition Jun. 10, 1986
4589938 Single phase copper-nickel-aluminum-alloys May. 20, 1986
4585494 Beta copper base alloy adapted to be formed as a semi-solid metal slurry and a process for making same Apr. 29, 1986
4493736 Tarnish-resistant copper alloy and method of preparation Jan. 15, 1985
4436544 Aluminum bronze glassmaking molds Mar. 13, 1984
4434016 Precipitation hardenable copper alloy and process Feb. 28, 1984
4406858 Copper-base alloys containing strengthening and ductilizing amounts of hafnium and zirconium and method Sep. 27, 1983
4401488 Gold-colored coin material Aug. 30, 1983
4395464 Copper base alloys made using rapidly solidified powders and method Jul. 26, 1983
4389250 Memory alloys based on copper or nickel solid solution alloys having oxide inclusions Jun. 21, 1983
4378332 Aluminum hardened copper alloy Mar. 29, 1983

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