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Class Information
Number: 420/480
Name: Alloys or metallic compositions > Copper base > Zinc containing > Aluminum containing > Manganese containing
Description: Alloy, or metallic composition which additionally contains manganese.










Patents under this class:

Patent Number Title Of Patent Date Issued
8580191 Brass alloys having superior stress corrosion resistance and manufacturing method thereof Nov. 12, 2013
8435361 Copper-zinc alloy for a valve guide May. 7, 2013
8425697 Tin-free lead-free free-cutting magnesium brass alloy Apr. 23, 2013
8273192 Lead-free, bismuth-free free-cutting phosphorous brass alloy Sep. 25, 2012
8097208 White copper-base alloy Jan. 17, 2012
7736448 Nano icrystals copper material with super high strength and conductivity and method of preparing thereof Jun. 15, 2010
7712965 Piston pin bushing May. 11, 2010
7628872 Lead-free free-cutting copper-antimony alloys Dec. 8, 2009
7354489 Lead-free copper alloy and a method of manufacture Apr. 8, 2008
6632300 Copper alloy having improved stress relaxation resistance Oct. 14, 2003
6413330 Lead-free free-cutting copper alloys Jul. 2, 2002
6340446 Nickel-free white copper alloy Jan. 22, 2002
6059901 Bismuthized Cu-Ni-Mn-Zn alloy May. 9, 2000
5908517 Alloy, in particular for use in the manufacture of frames for glass, jewelry, and the like Jun. 1, 1999
5788924 Wear resistant copper alloy and synchronizer ring made thereof Aug. 4, 1998
5658401 Copper-zinc alloy Aug. 19, 1997
5626987 Hydridable material for the negative electrode in a nickel-metal hydride storage battery May. 6, 1997
5489417 Spray cast copper-manganese-zirconium alloys having reduced porosity Feb. 6, 1996
5487867 Copper-bismuth casting alloys Jan. 30, 1996
5441696 Copper-nickel based alloy Aug. 15, 1995
5282908 High strength .alpha. brass containing Mn, Si, Co, Fe, Sn and Pb Feb. 1, 1994
5270001 Alloy, in particular for use in the manufacture of jewelry, frames for glass, and the like Dec. 14, 1993
5246509 Copper base alloy superior in resistances to seizure, wear and corrosion suitable for use as material of sliding member Sep. 21, 1993
5183637 Wear resistant copper alloys Feb. 2, 1993
5069874 Method for reducing high-load, low-speed wear resistance in sliding members Dec. 3, 1991
4995924 Synchronizer ring in speed variator made of copper-base alloy Feb. 26, 1991
4954187 Precipitates copper-zinc alloy with nickel silicide Sep. 4, 1990
4874439 Synchronizer ring in speed variator made of wear-resistant copper alloy having high strength and toughness Oct. 17, 1989
4786470 Aluminum-bronze dental alloy Nov. 22, 1988
4749548 Copper alloy lead material for use in semiconductor device Jun. 7, 1988
4642146 Alpha copper base alloy adapted to be formed as a semi-solid metal slurry Feb. 10, 1987
4632806 Copper alloy having high resistance to oxidation for use in leads on semiconductor devices Dec. 30, 1986
4289744 Material and method to dissociate water Sep. 15, 1981
4249942 Copper base alloy containing manganese and cobalt Feb. 10, 1981
4242132 Copper base alloy containing manganese and nickle Dec. 30, 1980
4242133 Copper base alloy containing manganese Dec. 30, 1980
4242131 Copper base alloy containing manganese and iron Dec. 30, 1980
3948432 Brazing preforms and method of brazing Apr. 6, 1976











 
 
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