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Class Information
Number: 420/437
Name: Alloys or metallic compositions > Cobalt base > Chromium containing > Aluminum containing
Description: Alloy, or metallic composition which additionally contains aluminum.

Sub-classes under this class:

Class Number Class Name Patents
420/438 Titanium containing 30

Patents under this class:
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Patent Number Title Of Patent Date Issued
8409722 Alloy material having high-temperature corrosion resistance, thermal barrier coating, turbine member, and gas turbine Apr. 2, 2013
8034469 Two-level layer system with pyrochlore phase and oxides Oct. 11, 2011
7691215 Compounds and methods of fabricating compounds exhibiting giant magnetoresistance and spin-polarized tunneling Apr. 6, 2010
7316850 Modified MCrAlY coatings on turbine blade tips with improved durability Jan. 8, 2008
7261955 MCrAlX alloy and turbine component having protective layer made from MCrAlX alloy Aug. 28, 2007
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
6974638 Protective coating Dec. 13, 2005
6924046 Rhenium-containing protective layer for protecting a component against corrosion and oxidation at high temperatures Aug. 2, 2005
6852176 Wear-resistant, corrosion-resistant cobalt-based alloys Feb. 8, 2005
6846575 Article having turbulation and method of providing turbulation on an article Jan. 25, 2005
6840435 Method for brazing aluminum alloy-assembled articles within a short period of time and a filler alloy usable at low temperature Jan. 11, 2005
6773520 Enhanced biocompatible implants and alloys Aug. 10, 2004
6746782 Diffusion barrier coatings, and related articles and processes Jun. 8, 2004
6720088 Materials for protection of substrates at high temperature, articles made therefrom, and method for protecting substrates Apr. 13, 2004
6475642 Oxidation-resistant coatings, and related articles and processes Nov. 5, 2002
6365285 Cobalt-base composition and method for diffusion braze repair of superalloy articles Apr. 2, 2002
6355212 Alloy for corrosion-resistant coatings or surface coatings Mar. 12, 2002
6266979 Spinner disc alloy Jul. 31, 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
5916518 Cobalt-base composition Jun. 29, 1999
5599385 High temperature-resistant corrosion protection coating for a component, in particular a gas turbine component Feb. 4, 1997
5582635 High temperature-resistant corrosion protection coating for a component in particular a gas turbine component Dec. 10, 1996
5455119 Coating composition having good corrosion and oxidation resistance Oct. 3, 1995
5273712 Highly corrosion and/or oxidation-resistant protective coating containing rhenium Dec. 28, 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
4938267 Glassy metal alloys with perminvar characteristics Jul. 3, 1990
4837389 Composite alloy structures Jun. 6, 1989
4761169 Corrosion resistant cobalt-base alloy containing hafnium and a high proportion of chromium and method of making fibers Aug. 2, 1988
4728495 Removable dental appliances Mar. 1, 1988
4714468 Prosthesis formed from dispersion strengthened cobalt-chromium-molybdenum alloy produced by gas atomization Dec. 22, 1987
4668290 Dispersion strengthened cobalt-chromium-molybdenum alloy produced by gas atomization May. 26, 1987
4618474 Co-base heat resistant alloy Oct. 21, 1986
4615864 Superalloy coating composition with oxidation and/or sulfidation resistance Oct. 7, 1986
4606887 Cobalt alloys for the production of dental prothesis Aug. 19, 1986
4594104 Consolidated articles produced from heat treated amorphous bulk parts Jun. 10, 1986
4582536 Production of increased ductility in articles consolidated from rapidly solidified alloy Apr. 15, 1986
4530664 Cobalt-chromium alloys Jul. 23, 1985
4503122 High-temperature protection layer Mar. 5, 1985
4491561 Dental alloy Jan. 1, 1985
4483821 Cobalt-chromium dental alloys Nov. 20, 1984
4459263 Cobalt-chromium dental alloys containing ruthenium and aluminum Jul. 10, 1984
4431516 Hydrocracking process Feb. 14, 1984
4382909 Gold free alloys for firing on ceramic compositions May. 10, 1983
4198442 Method for producing elevated temperature corrosion resistant articles Apr. 15, 1980
4162349 Fabrication of Co-Cr-Al-Y feed stock Jul. 24, 1979
4139376 Abradable seal material and composition thereof Feb. 13, 1979
4115112 Cobalt-base alloy and article Sep. 19, 1978

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