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Class Information
Number: 420/440
Name: Alloys or metallic compositions > Cobalt base > Chromium containing > Iron containing
Description: Alloy, or metallic composition which additionally contains iron.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8691397 Biocidal metallic layers comprising cobalt Apr. 8, 2014
8398791 Process for manufacturing mineral wool, cobalt-based alloys for the process and other uses Mar. 19, 2013
8075839 Cobalt-chromium-iron-nickel alloys amenable to nitride strengthening Dec. 13, 2011
7910512 Production process of electrode catalyst for fuel cell Mar. 22, 2011
7691215 Compounds and methods of fabricating compounds exhibiting giant magnetoresistance and spin-polarized tunneling Apr. 6, 2010
7601230 Medical devices Oct. 13, 2009
7578893 Electrical contact material comprising a cobalt-nickel-iron alloy Aug. 25, 2009
7572408 Ductile cobalt-based Laves phase alloys Aug. 11, 2009
7491361 Burning-on alloy for the production of ceramically veneered dental restorations Feb. 17, 2009
7316850 Modified MCrAlY coatings on turbine blade tips with improved durability Jan. 8, 2008
6986951 Cobalt-based alloy for the coating of organs subject to erosion by liquid Jan. 17, 2006
6984458 Method for treating organs subject to erosion by liquids and anti-erosion coating alloy Jan. 10, 2006
6852176 Wear-resistant, corrosion-resistant cobalt-based alloys Feb. 8, 2005
6773520 Enhanced biocompatible implants and alloys Aug. 10, 2004
6592811 Magnetic material having a high saturation magnetic flux density and a low coercive force Jul. 15, 2003
6479014 Saw blade tips and alloys therefor Nov. 12, 2002
6355212 Alloy for corrosion-resistant coatings or surface coatings Mar. 12, 2002
6350323 High permeability metal glassy alloy for high frequencies Feb. 26, 2002
6337007 Method of making a Co-Fe-Ni soft magnetic thin film Jan. 8, 2002
6299703 Process for fabricating improved iron-cobalt magnetostrictive alloy and article comprising alloy Oct. 9, 2001
6221183 High-strength and low-thermal-expansion alloy, wire of the alloy and method of manufacturing the alloy wire Apr. 24, 2001
6077615 Gas turbine nozzle, power generation gas turbine, co-base alloy and welding material Jun. 20, 2000
6060174 Bond coats for turbine components and method of applying the same May. 9, 2000
6039920 Process for making rhenium-containing alloys Mar. 21, 2000
6004661 Amorphous magnetic material and magnetic core using the same Dec. 21, 1999
5976715 Articles comprising magnetically soft thin films Nov. 2, 1999
5496631 Perpendicular magnetic film, multilayered film for perpendicular magnetic film and process for producing perpendicular magnetic film Mar. 5, 1996
5422072 Enhanced Co-based alloy Jun. 6, 1995
5242758 Gear Sep. 7, 1993
5190832 Alloy and composite steel tube with corrosion resistance in combustion environment where V, Na, S and Cl are present Mar. 2, 1993
5154885 Highly corrosion and/or oxidation-resistant protective coating containing rhenium Oct. 13, 1992
5151137 Soft magnetic alloy with ultrafine crystal grains and method of producing same Sep. 29, 1992
5114503 Magnetic core May. 19, 1992
5084795 Magnetic head and method of manufacturing the same Jan. 28, 1992
5069872 Cutting tool Dec. 3, 1991
5039574 Dental prosthesis with cobalt alloy frame Aug. 13, 1991
5037494 Amorphous alloy for strip-shaped sensor elements Aug. 6, 1991
5034146 Rare earth-based permanent magnet Jul. 23, 1991
5002731 Corrosion-and-wear-resistant cobalt-base alloy Mar. 26, 1991
4938267 Glassy metal alloys with perminvar characteristics Jul. 3, 1990
4874577 Wear-resistant intermetallic compound alloy having improved machineability Oct. 17, 1989
RE33022 Ferromagnetic amorphous alloy Aug. 15, 1989
4837389 Composite alloy structures Jun. 6, 1989
4830824 Dental alloy castings and method May. 16, 1989
4822567 Antibiotic alloys Apr. 18, 1989
4781771 Amorphous Co-based metal filaments and process for production of the same Nov. 1, 1988
4761169 Corrosion resistant cobalt-base alloy containing hafnium and a high proportion of chromium and method of making fibers Aug. 2, 1988
4735772 Palladium-cobalt alloys; manufacture of a root cap Apr. 5, 1988
4728495 Removable dental appliances Mar. 1, 1988
4675609 Nuclear magnetic resonance apparatus including permanent magnet configuration Jun. 23, 1987

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