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Class Information
Number: 420/462
Name: Alloys or metallic compositions > Ruthenium or rhodium base
Description: Alloy, or metallic composition which contains over 50 percent of ruthenium or over 50 percent of rhodium by weight.










Patents under this class:

Patent Number Title Of Patent Date Issued
8338051 Electrode catalyst for fuel cell, method for producing the same, and fuel cell using the electrode catalyst Dec. 25, 2012
8173306 Catalyst, method for producing catalyst, membrane electrode assembly, and fuel cell May. 8, 2012
8071503 Catalyst Dec. 6, 2011
7976646 Electronic grade metal nanostructures Jul. 12, 2011
7923402 Metal alloy for electrochemical oxidation reactions and method of production thereof Apr. 12, 2011
7875569 Supported catalyst, method for preparing the same, cathode electrode comprising the same, and fuel cell comprising the cathode electrode Jan. 25, 2011
7871564 High-purity Ru alloy target, process for producing the same, and sputtered film Jan. 18, 2011
7846862 Methanol oxidation catalyst Dec. 7, 2010
7825057 Method for preparing the mixed electrode catalyst materials for a PEM fuel cell Nov. 2, 2010
7794652 Noble dental alloy Sep. 14, 2010
7776781 Platinum/ruthenium catalyst for direct methanol fuel cells Aug. 17, 2010
7740798 Alloy compositions and devices including the compositions Jun. 22, 2010
7722729 Method for repairing high temperature articles May. 25, 2010
7578965 High-purity Ru powder, sputtering target obtained by sintering the same, thin film obtained by sputtering the target and process for producing high-purity Ru powder Aug. 25, 2009
7494619 High temperature alloys, and articles made and repaired therewith Feb. 24, 2009
7229510 Manganese alloy sputtering target and method for producing the same Jun. 12, 2007
7214644 Cross-coupling reactions May. 8, 2007
6982059 Rhodium, platinum, palladium alloy Jan. 3, 2006
6913657 Hard precious metal alloy member and method of manufacturing same Jul. 5, 2005
6875324 Sputtering target material Apr. 5, 2005
6875377 Gamma radiation source Apr. 5, 2005
6720088 Materials for protection of substrates at high temperature, articles made therefrom, and method for protecting substrates Apr. 13, 2004
6623692 Rhodium-based alloy and articles made therefrom Sep. 23, 2003
6582534 High-temperature alloy and articles made therefrom Jun. 24, 2003
6554920 High-temperature alloy and articles made therefrom Apr. 29, 2003
6303240 Soft magnetic thin film Oct. 16, 2001
6071470 Refractory superalloys Jun. 6, 2000
6010584 High temperature shape memory effect in ruthenium alloys Jan. 4, 2000
5836505 Joining by brazing of ceramic materials containing silicon carbide Nov. 17, 1998
5804400 Electrochemiluminescent assay Sep. 8, 1998
5626973 Magneto-optical layer and magneto-optical recording medium May. 6, 1997
5593514 Amorphous metal alloys rich in noble metals prepared by rapid solidification processing Jan. 14, 1997
5207981 Heat reserving materials usuable at very low temperatures May. 4, 1993
5154883 Ruthenium tantalum intermetallic compounds containing iron or cobalt Oct. 13, 1992
5152853 Ruthenium aluminum intermetallic compounds with scandium and boron Oct. 6, 1992
5019337 Ductile intermetallic compounds for dental applications May. 28, 1991
5011554 Ruthenium aluminum intermetallic compounds Apr. 30, 1991
4980244 Protective alloy coatings comprising Cr-Al-Ru containing one or more of Y, Fe, Ni and Co Dec. 25, 1990
4851895 Metallization for integrated devices Jul. 25, 1989
4432794 Hard alloy comprising one or more hard phases and a binary or multicomponent binder metal alloy Feb. 21, 1984
4294608 Catalytic alloys Oct. 13, 1981
4264358 Semiconducting glasses with flux pinning inclusions Apr. 28, 1981
4011075 Materials for tamping battery mix Mar. 8, 1977
3994718 Intermetallic compounds and metal purification Nov. 30, 1976
3977841 Ruthenium powder metal alloy and method for making same Aug. 31, 1976
3957451 Ruthenium powder metal alloy May. 18, 1976











 
 
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