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Class Information
Number: 420/492
Name: Alloys or metallic compositions > Copper base > Titanium, zirconium or hafnium containing
Description: Alloys, or metallic composition which additionally contains at least one of the metals titanium, zirconium, or hafnium.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7910512 Production process of electrode catalyst for fuel cell Mar. 22, 2011
7736448 Nano icrystals copper material with super high strength and conductivity and method of preparing thereof Jun. 15, 2010
7399370 Cu-base amorphous alloy Jul. 15, 2008
7338631 Copper alloy and method of manufacturing the same Mar. 4, 2008
7186370 Copper-base alloy and its use Mar. 6, 2007
6881281 High-strength, high conductivity copper alloy excellent in fatigue and intermediate temperature properties Apr. 19, 2005
6716541 Material for a metal strip Apr. 6, 2004
6436545 Joint body of ceramic member and metal member and method of producing the same Aug. 20, 2002
6197433 Rolled copper foil for flexible printed circuit and method of manufacturing the same Mar. 6, 2001
6187071 Bond for abrasive tool Feb. 13, 2001
6093499 Copper alloy foils Jul. 25, 2000
5955176 Integrated suspension using a high strength conductive material Sep. 21, 1999
5916520 Brazing fillers for sealing vacuum-tight vessels, vacuum-tight vessels and method for manufacturing vacuum-tight vessels Jun. 29, 1999
5766305 Metal powder composition for metallization and a metallized substrate Jun. 16, 1998
5705125 Wire for electric railways Jan. 6, 1998
5667751 Alloy material with improved catalytic properties Sep. 16, 1997
5565045 Copper base alloys having improved bend formability Oct. 15, 1996
5507885 Copper-based alloy Apr. 16, 1996
5489417 Spray cast copper-manganese-zirconium alloys having reduced porosity Feb. 6, 1996
5370840 Copper alloy having high strength and high electrical conductivity Dec. 6, 1994
5336342 Copper-iron-zirconium alloy having improved properties and a method of manufacture thereof Aug. 9, 1994
5306465 Copper alloy having high strength and high electrical conductivity Apr. 26, 1994
5182089 Chemisorptive metal alloy and method of using the same Jan. 26, 1993
5149498 Method of producing tarnish-resistant and oxidation-resistant alloys using Zr and B Sep. 22, 1992
5120612 Incorporation of ceramic particles into a copper base matrix to form a composite material Jun. 9, 1992
5102621 Ternary brazing alloy for carbon or graphite Apr. 7, 1992
5077005 High-conductivity copper alloys with excellent workability and heat resistance Dec. 31, 1991
5039478 Copper alloys having improved softening resistance and a method of manufacture thereof Aug. 13, 1991
5026434 Copper-iron-cobalt-titanium alloy with high mechanical and electrical characteristics and its production process Jun. 25, 1991
5019185 Method for producing high strength Cu-Ni-Sn alloy containing manganese May. 28, 1991
4897243 Ductile brazing alloy of copper-nickel-silicon-titanium Jan. 30, 1990
4886641 Electrical contact spring material made of copper base alloy of high strength and toughness with reduced anisotropy in characteristics Dec. 12, 1989
4880482 Highly corrosion-resistant amorphous alloy Nov. 14, 1989
4872048 Semiconductor device having copper alloy leads Oct. 3, 1989
4859417 Copper-based metal alloy of improved type, particularly for the construction of electronic components Aug. 22, 1989
4810468 Copper-chromium-titanium-silicon-alloy Mar. 7, 1989
4786469 Grain refining metals Nov. 22, 1988
4749548 Copper alloy lead material for use in semiconductor device Jun. 7, 1988
4734255 Use of a copper-titanium-cobalt alloy as the material for electronic components Mar. 29, 1988
4732733 Copper-base alloys for leadframes Mar. 22, 1988
4678720 Silver-copper-titanium brazing alloy Jul. 7, 1987
4678637 Copper-chromium-titanium-silicon alloy and application thereof Jul. 7, 1987
4678636 Ductile brazing alloy containing reactive metals and precious metals Jul. 7, 1987
4650109 Method of manufacture of bone implant porous surfaces Mar. 17, 1987
4623513 Ductile low temperature brazing alloy Nov. 18, 1986
4620885 Spring material for electric and electronic parts Nov. 4, 1986
4617053 Metal reinforced porous refractory hard metal bodies Oct. 14, 1986
4612167 Copper-base alloys for leadframes Sep. 16, 1986
4610843 Low-alloy (Ni-Sn-Ti) copper alloy Sep. 9, 1986
4606978 Ductile brazing alloy foil containing reactive metals and precious metals Aug. 19, 1986

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