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Class Information
Number: 420/76
Name: Alloys or metallic compositions > Ferrous (i.e., iron base) > Eight percent or more manganese containing > Copper containing
Description: Alloy or metallic composition which additionally contains copper.

Patents under this class:

Patent Number Title Of Patent Date Issued
8535606 Pitting corrosion resistant non-magnetic stainless steel Sep. 17, 2013
7780908 Low nickel containing chromium-nickel-manganese- copper austenitic stainless steel Aug. 24, 2010
5891388 Fe-Mn vibration damping alloy steel having superior tensile strength and good corrosion resistance Apr. 6, 1999
5252148 Soft magnetic alloy, method for making, magnetic core, magnetic shield and compressed powder core using the same Oct. 12, 1993
4875933 Melting method for producing low chromium corrosion resistant and high damping capacity Fe-Mn-Al-C based alloys Oct. 24, 1989
4847046 Ultra-low temperature alloy and process for manufacturing the same Jul. 11, 1989
4637843 Core of a noise filter comprised of an amorphous alloy Jan. 20, 1987
4043806 Alloys from manganese nodules Aug. 23, 1977

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