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Class Information
Number: 420/482
Name: Alloys or metallic compositions > Copper base > Zinc containing > Manganese containing
Description: Alloy, or metallic composition which additionally contains manganese.










Patents under this class:

Patent Number Title Of Patent Date Issued
8506730 Copper/zinc alloys having low levels of lead and good machinability Aug. 13, 2013
8425697 Tin-free lead-free free-cutting magnesium brass alloy Apr. 23, 2013
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
7628872 Lead-free free-cutting copper-antimony alloys Dec. 8, 2009
7056396 Copper/zinc alloys having low levels of lead and good machinability Jun. 6, 2006
6964713 Copper base alloy suitable for use as material for sliding member Nov. 15, 2005
6716541 Material for a metal strip Apr. 6, 2004
6632300 Copper alloy having improved stress relaxation resistance Oct. 14, 2003
6432556 Copper alloy with a golden visual appearance Aug. 13, 2002
6413330 Lead-free free-cutting copper alloys Jul. 2, 2002
6340446 Nickel-free white copper alloy Jan. 22, 2002
5997810 High-strength copper based alloy free from smutting during pretreatment for plating Dec. 7, 1999
5919322 Alloy, in particular for use in the manufacture of frames for glass, jewelry, and the like Jul. 6, 1999
5441696 Copper-nickel based alloy Aug. 15, 1995
5378294 Copper alloys to be used as brazing filler metals Jan. 3, 1995
5246509 Copper base alloy superior in resistances to seizure, wear and corrosion suitable for use as material of sliding member Sep. 21, 1993
4749548 Copper alloy lead material for use in semiconductor device Jun. 7, 1988
4632806 Copper alloy having high resistance to oxidation for use in leads on semiconductor devices Dec. 30, 1986
4587097 Homogeneous low melting temperature brazing filler metal for joining ferrous and non-ferrous alloys May. 6, 1986
4430298 Copper alloys for electric and electronic devices and method for producing same Feb. 7, 1984
4049434 Brazing alloy Sep. 20, 1977
4015948 Copper-base solder Apr. 5, 1977
4003715 Copper-manganese-zinc brazing alloy Jan. 18, 1977
3972712 Copper base alloys Aug. 3, 1976











 
 
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