Class 420/462 - RUTHENIUM OR RHODIUM BASE

Subclass of Class 420 - Alloys or metallic compositions
Definition: Alloy, or metallic composition which contains over 50 percent of ruthenium or over 50 percent
No. of patents: 37
Last issue date: 01/18/2011

Number	Title	Issue Date
7871564	High-purity Ru alloy target, process for producing the same, and sputtered film In order to obtain a high purity sputtered film for a capacitor electrode of a semiconductor memory and to make the sputtered film have uniform thickness and good adhesiveness with Si substrate, a high-purity Ru alloy target is provided, wherein a total content of t...	01/18/2011
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 A high purity Ru powder wherein the content of the respective alkali metal elements such as Na and K is 10 wtppm or less, and the content of Al is in the range of 1 to 50 wtppm. Further provided is a manufacturing method of such high purity Ru powder wherein Ru raw ...	08/25/2009
7494619	High temperature alloys, and articles made and repaired therewith An alloy, an article comprising the alloy, and methods for manufacturing and repairing an article that employ the alloy are presented. The alloy comprises, in atom percent, at least about 50% rhodium, up to about 49% of a first material, from about 1% to about 15% o...	02/24/2009
7288021	Chemical-mechanical polishing of metals in an oxidized form The invention provides a method for polishing a substrate comprising a metal in an oxidized form, the method comprising the steps of: (a) providing a substrate comprising a metal in an oxidized form, (b) contacting a portion of the substrate with a chemical-mechanic...	10/30/2007
7235324	Catalyst material and method of manufacturing the same and fuel cell using the same To use a catalyst material, which has a functional group that covalently binds to a catalyst metal particle on the surface of a catalyst carrier, and a catalyst metal particle that covalently binds to the functional group, for a fuel cell. ...	06/26/2007
7229510	Manganese alloy sputtering target and method for producing the same A manganese alloy sputtering target characterized in that oxygen is 1000 ppm or less, sulfur is 200 ppm or less and a forged texture is provided, and a method for producing a forged manganese alloy target stably by eliminating the drawbacks of manganese alloy that i...	06/12/2007
7214644	Cross-coupling reactions A method for producing a copper/palladium colloid catalyst useful for Suzuki couplings. ...	05/08/2007
7208232	Structural environmentally-protective coating A coating suitable for use as an environmentally-protective coating on surfaces of components used in hostile thermal environments, including the turbine, combustor and augmentor sections of a gas turbine engine. The coating is used in a coating system deposited on ...	04/24/2007
6982059	Rhodium, platinum, palladium alloy An alloy and a gas turbine engine component comprising an alloy are presented, with the alloy comprising: palladium, in an amount ranging from about 1 atomic percent to about 41 atomic percent; platinum, in an amou...	01/03/2006
6913657	Hard precious metal alloy member and method of manufacturing same A hard precious metal alloy member is constituted of a gold alloy, which has a gold Au content of from 37.50 to 98.45 wt %, and contains a hardening additive in a range of not less than 50 ppm but less than 15,000 ppm, wherein the hardening additive is constituted o...	07/05/2005
6875324	Sputtering target material The present invention is directed to a precious metal sputtering target having a columnar crystallographic microstructure such that crystals are grown in a direction normal to the sputtering surface in order to solve conventional problems. The high-purity sputtering...	04/05/2005
6875377	Gamma radiation source A gamma radiation source comprising selenium-75 or a precursor therefore, wherein the selenium is provided in the form of one or more thermally stable compounds, alloys, or mixed metal phases. ...	04/05/2005
6720088	Materials for protection of substrates at high temperature, articles made therefrom, and method for protecting substrates A group of alloys suitable for use in a high-temperature, oxidative environment, a protective coating system comprising a diffusion barrier that comprises an alloy selected from the group, an article comprising the diffusion barrier layer, and a method for protectin...	04/13/2004
6623692	Rhodium-based alloy and articles made therefrom An alloy and a gas turbine engine component comprising an alloy are presented, with the alloy comprising from about three atomic percent to about nine atomic percent of at least one precipitation-strengthening metal selected from the group consisting of z...	09/23/2003
6582534	High-temperature alloy and articles made therefrom An alloy comprising rhodium, aluminum, and chromium, wherein a microstructure of the alloy comprises a face-centered-cubic phase and a B2-structured phase and is essentially free of an L12-structured phase at temperatures greater than about 1000° C., and...	06/24/2003
6554920	High-temperature alloy and articles made therefrom An alloy and repair material comprising the alloy, articles comprising the alloy and repair material, and methods for repairing articles including provision of the alloy as repair material are described, with the alloy comprising ruthenium, nickel, alumin...	04/29/2003
6303240	Soft magnetic thin film A soft magnetic thin film having a compositional formula Fea Bb Nc, wherein a, b and c each denote atomic percent and B denotes at least one of Co, Ni and Ru, and wherein the compositional range is given by 0	10/16/2001
6071470	Refractory superalloys Refractory superalloys consist essentially of a primary constituent selected from the group consisting of iridium, rhodium, and a mixture thereof, and one or more additive elements selected from the group consisting of niobium, tantalum, hafnium, zirconiu...	06/06/2000
6010584	High temperature shape memory effect in ruthenium alloys The shape memory effect is displayed by near-equiatomic ruthenium alloys of Ta or Nb with compositions of Tax Ru1-x where x can be as low as 0.38 and preferably x=0.44 to 0.63 and Nbx Ru1-x where x can be as low...	01/04/2000
5836505	Joining by brazing of ceramic materials containing silicon carbide The present invention relates to joining by brazing ceramic elements comprising SiC. The purpose of the invention is to provide a braze alloy which gives a brazed joint resistant to fluorine effluents and having controlled reactivity with SiC. This purpos...	11/17/1998
5804400	Electrochemiluminescent assay A rapid single step assay suitable for the detection or quantification of enzymes, in particular, hydrolases, especially, aminopeptidases and esterases. The enzymatic reaction causes the cleavage of a metal ligand labelled hydrolase substrate. The cleaved...	09/08/1998
5626973	Magneto-optical layer and magneto-optical recording medium A magneto-optical layer sensitive to a light with a short wavelength such as 400 to 550 nm and having a perpendicular magnetization can be deposited on a substrate at a room temperature. The magneto-optical layer is of a tertiary polycrystalline having a ...	05/06/1997
5593514	Amorphous metal alloys rich in noble metals prepared by rapid solidification processing Amorphous metal alloys rich in noble metals prepared by rapid solidification processing are disclosed. The alloys have at least a ternary composition having the formula Ma G1b G2c, wherein M is at least one element selecte...	01/14/1997
5207981	Heat reserving materials usuable at very low temperatures The present invention provides heat reserving materials comprising alloys of Ru and at least one rare earth metal which are represented by the formula (I): (A1-x Bx)z Ru1-y Cy wherein A represents one or t...	05/04/1993
5154883	Ruthenium tantalum intermetallic compounds containing iron or cobalt Intermetallic compounds of ruthenium and tantalum are disclosed comprising about 46 to 53 atomic percent tantalum and the balance substantially ruthenium. Another intermetallic compound is comprised of, about 45 to 54 atomic percent tantalum, up to about ...	10/13/1992
5152853	Ruthenium aluminum intermetallic compounds with scandium and boron Intermetallic compounds of ruthenium and aluminum are disclosed comprising about 40 to 51 atomic percent aluminum, about 0.8 to 9 atomic percent scandium and boron, and the balance substantially ruthenium. The intermetallic compounds have a high hardness ...	10/06/1992
5019337	Ductile intermetallic compounds for dental applications Alloys suitable for dental or medical devices are disclosed. A typical alloy comprises about 35 to about 60% by weight of zirconium, about 1 to about 60% by weight of palladium and about 1 to about 60% by weight of ruthenium....	05/28/1991
5011554	Ruthenium aluminum intermetallic compounds Intermetallic compounds of ruthenium and aluminum are disclosed comprising about 40 to 51 atomic percent aluminum and the balance substantially ruthenium. The intermetallic compounds have a high hardness up to about 1150° C. and have good room temperatur...	04/30/1991
4980244	Protective alloy coatings comprising Cr-Al-Ru containing one or more of Y, Fe, Ni and Co Alloy compositions suitable for use in protecting refractory base alloy compositions are disclosed. The coating is formed of an alloy containing chromium, ruthenium and aluminum and which may contain iron, cobalt and nickel. The coating is found to be hig...	12/25/1990
4851895	Metallization for integrated devices Metallization of integrated devices using ruthenium as a metallization material results in well-adhering contacts to source and drain regions as well as to gate oxide. Ruthenium is similarly suited as a diffusion barrier metallization between, e.g., silic...	07/25/1989
4432794	Hard alloy comprising one or more hard phases and a binary or multicomponent binder metal alloy A hard alloy including at least one hard phase and a binary or multicomponent binder metal alloy, in which the hard substance comprises a finely dispersed, homogeneous distribution in the binder metal. The hard phase comprises a carbide of a Group IVb, Vb...	02/21/1984
4294608	Catalytic alloys A method of making substantially oxide-free metal alloys is described. The alloys are made by a hot alkaline reduction of compounds of at least two metals, such as the halides of the metals dissolved in an aqueous medium containing a reducing agent. The d...	10/13/1981
4264358	Semiconducting glasses with flux pinning inclusions A series of amorphous superconducting glassy alloys containing 1% to 10% by volume of flux pinning crystalline inclusions have been found to have potentially useful properties as high field superconducting magnet materials. The alloys are prepared by spla...	04/28/1981
4011075	Materials for tamping battery mix Materials for tamping battery mix, composed of an intermetallic compound of CoTi or Co-Ti binary alloy having a composition near the intermetallic compound or composed of the intermetallic compound in which part of the constituents are replaced by other e...	03/08/1977
3994718	Intermetallic compounds and metal purification By thoroughly mixing a compound of a base metal with a metal of the eighth subgroup of the Periodic Table, heating the resultant to a temperature in excess of 800° C at which it is subjected to a stream of hydrogen and treating thus-obtained intermetalli...	11/30/1976
3977841	Ruthenium powder metal alloy and method for making same Ductile ruthenium alloys are provided by mixing, by weight, about 70-80% ruthenium powder with about 20-30% of a pre-alloyed powder consisting essentially of cobalt, nickel, chromium, tungsten and silicon, the powders being of less than 200 mesh size, the...	08/31/1976
3957451	Ruthenium powder metal alloy Ductile ruthenium alloys are provided by mixing, by weight, about 75-85% ruthenium powder with about 15-25% of a pre-alloyed powder consisting essentially of nickel, chromium, tungsten, silicon and iron, the powders being of less than 200 mesh size, the m...	05/18/1976

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Class 420/462 - RUTHENIUM OR RHODIUM BASE