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Class 148/430 - Noble metal base


Subclass of Class 148 - Metal treatment
Definition: Stock material which contains over 50 percent by weight
No. of patents: 158
Last issue date: 10/04/2011


1        
NumberTitleIssue Date
8029628Noble metal alloy for spark plug and method for producing and processing the same
An object of the present invention is to provide a material for a precious metal tip of a spark plug, which has more excellent durability, particularly oxidation wear resistance than a conventional one. The precious metal alloy for the spark plug according to the pr...
10/04/2011
7976646Electronic grade metal nanostructures
Methods for producing electronic grade metal nanostructures having low levels of contaminants are provided. Monolayer arrays, populations, and devices including such electronic grade nanostructures are described. In addition, novel methods and compositions for produ...
07/12/2011
7959746Sputtering target material
This invention provides sputtering target materials having high reflectance and excellent heat resistance, which are formed of Ag base alloys formed by adding a specific, minor amount of P to Ag and alloying them. ...
06/14/2011
7767041Ag-Bi-base alloy sputtering target, and method for producing the same
The sputtering target made of a Ag—Bi-base alloy contains Bi in solid solution with Ag. The sputtering target has an intensity of precipitated Bi of 0.01 at %−1 or less, as calculated by the following mathematical expression (1) based on analysis resu...
08/03/2010
7740720Platinum-palladium alloy
An alloy for use in jewelry applications is provided that has a composition comprising about 45 to about 55 platinum by weight and about 55 to about 45 percent palladium by weight. The alloy possesses favorable characteristics as compared to pure platinum and pure p...
06/22/2010
7422994Platinum-copper-tungsten fuel cell catalyst
A composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, copper and tungsten, or an oxide, carbide and/or salt of one or more of platinum, copper and tungsten, wherein the sum of the concentrations of platinum, copper an...
09/09/2008
7413705Rose-colored gold alloy compositions with reversible hardness characteristics
Improved 14-karat rose-colored gold alloy compositions include: about 58.5% gold; about 9.0-12.0% silver; about 0.0-0.2% zinc; about 0.3-0.4% cobalt; about 0.0-0.02% iridium; and about 29.0-33.0% copper. Improved 18-karat rose-colored gold alloy compositions include...
08/19/2008
7413618Silver alloy for reflective film
The present invention provides a silver alloy for use in a reflection film in an optical recording medium, comprising silver as a main component, and at least one metal element as a first additive element having lower melting point than that of silver. Preferable fi...
08/19/2008
7410546Platinum alloy and method of production thereof
The disclosure relates to a platinum alloy comprising (a) 55 to 63 wt. % of platinum, (b) 2 to 10 wt. % of cobalt, and (c) 27 to 43 wt. % of copper. The disclosure further relates to a platinum alloy comprising (a) 70 to 79.5 wt. % of platinum, 2 to 10. wt. % of cob...
08/12/2008
7396424Method of manufacturing a hard precious metal alloy member
A method of manufacturing a hard precious metal alloy member comprising casting a material consisting essentially of a gold alloy, which has a gold content of from 37.50 to 98.45 wt %, and contains gadolinium in an amount of not less than 50 ppm, but less than 1,500...
07/08/2008
7390370Gold bonding wires for semiconductor devices and method of producing the wires
Gold bonding wires for semiconductor devices featuring increased strength and modulus of elasticity, stable loop shapes, suppressing the flow of wires, suppressing the leaning, and totally improved junctions of the wedge junction portions or wear characteristics for...
06/24/2008
7381240Platinum particles with varying morphology
Nanometer to micrometer sized particles containing platinum and having selected morphologies are prepared by a sonochemical process. A compound of platinum is dissolved, suspended, or diluted in a suitable liquid medium at a predetermined concentration and the liqui...
06/03/2008
7381368Palladium-boron alloys and methods for making and using such alloys
A palladium-boron composition and methods of making and using same are provided. In one aspect, the invention comprises an alloy comprising palladium and boron, the boron being in solid solution in the palladium and the alloy having a two-phase structure, wherein ea...
06/03/2008
7374599Dendritic metal nanostructures
A method for making dendritic metal nanostructures using a surfactant structure template, a metal salt, and electron donor species. ...
05/20/2008
7354486Process for producing Ge-added NbAl base superconducting wire material
A composite multi-core wire rod in which a plurality of Al alloy wires containing 15 at % to 40 at % of Ge are arranged in Nb matrix at a core diameter of 2 μm to 20 μm is subjected to heating for at least five hours at a temperature ranging from 1300° C. to 1600...
04/08/2008
7354488Palladium alloy
A family of alloys for use in medical, electrical contact and jewelry applications includes as primary components palladium, and boron and at least one of ruthenium, rhenium, platinum, gold, zirconium, tungsten, cobalt, nickel, tantalum and iridium. An alternative e...
04/08/2008
7329383Alloy compositions and devices including the compositions
Alloy compositions, including devices and instruments that include the compositions, are disclosed. The compositions have high hardness, strength, corrosion resistance, and biocompatibility. The compositions can be used to manufacture, for example, medical devices a...
02/12/2008
7311876Discoloration-resistant timepiece or jewelry part
Timepiece or jewelry part manufactured in an alloy containing at least 75% gold by weight, from 21% to 23% copper by weight, and from 1% to 4% platinum by weight. ...
12/25/2007
7279054Dental prosthesis method and alloys
Dental prostheses are machined from a metallic body instead of being made by lost wax casting. Suitable gold base alloys have only base metal alloying additions which are more readily oxidized than gold and when combined with the gold can be age hardened. Exemplary ...
10/09/2007
7252698Triangular nanoframes and method of making same
The present invention provides nanoprisms etched to generate triangular framework structures. These triangular nanoframes possess no strong surface plasmon bands in the ultraviolet or visible regions of the optical spectrum. By adding a mild reducing agent, metal io...
08/07/2007
7235143Controlled-grain-precious metal sputter targets
A precious metal sputter target has a composition selected from the group consisting of platinum, palladium, rhodium, iridium, ruthenium, osmium and single-phase alloys thereof. The sputter target's grain structure is at least about 99 percent recrystallized and has...
06/26/2007
7229510Manganese 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
7228724Apparatus and process for sensing target gas species in semiconductor processing systems
A gas detector for detecting a fluoro gas species in a gaseous environment containing same, e.g., an effluent from a semiconductor processing tool that employs corrosive fluoro species such as HF, NF3, etc. for etch cleaning. The gas detector preferably e...
06/12/2007
7224067Intermetallic solder with low melting point
Embodiments of the invention provide a low-melting temperature comprised primarily of a bulk intermetallic phase material. This solder may allow reflow with less of a chance to damage microelectronic devices due to coefficient of thermal expansion mismatches, and ma...
05/29/2007
7208105Adhesive for circuit connection, circuit connection method using the same, and circuit connection structure
There are provided an adhesive for connecting a circuit to be interposed between substrates having circuit electrodes thereon opposed to each other and to electrically connect the circuit electrodes on the substrates opposed to each other to the pressurizing directi...
04/24/2007
7198683Sterling silver alloy compositions of exceptional and reversible hardness, and enhanced tarnish resistance
A sterling silver alloy composition of exceptional and reversible hardness and enhanced tarnish resistance, consists essentially of the following parts by weight: at least about 92.5% silver; about 4.4% to about 5.25% copper; about 0% to about 1.0% zinc; about 0.85%...
04/03/2007
7169478Aluminum-based multinary alloys and their use as heat- and corrosion-resistant coatings
Multinary alloys, in particular for use as coatings, if appropriate in combination with other types of layers, for components which are exposed to high temperatures and corrosive gases. The alloys are of the general form: Al—Ni—Ru-M, where at least one B2 phase ...
01/30/2007
7153375Precious metal solder
Platinum, silver and gold solder compositions for repairing, assembling, or sizing jewelry. Platinum compositions having about 90% to about 95% by weight platinum. Silver compositions having at least 92.5% by weight silver. Gold solder compositions having about 25% ...
12/26/2006
7135078Nickel-free white gold alloy compositions with reversible hardness characteristics
A nickel-free white gold alloy composition having selectively reversible hardness characteristics between its annealed- and aged-hardness values, consists essentially of: about 55–60% gold; about 6.0–10.0% palladium; about 5.0–12.0% copper; about 0.1–2.0% zi...
11/14/2006
7135054Nanoprisms and method of making them
The invention is a novel photo-induced method for converting large quantities of silver nanospheres into nanoprisms, the nanoprisms formed by this method and applications in which the nanoprisms are useful. Significantly, this light driven process results in a collo...
11/14/2006
7132018Magnetic core insulation
Disclosed herein is an insulating material between adjacent metal layers of a soft magnetic core, and a process for forming this insulating material. The insulating material is composed of the native metal oxides of the metallic core material. ...
11/07/2006
7128792Sterling silver manganese alloy compositions
A unique manganese silver alloy composition is provided, which alloy exhibits the long desired properties of exceptional as-cast hardness and reversible heat treatability, in addition to offering reduced fire scale, reduced voids and porosity, reduced grain size, an...
10/31/2006
7128871Silver-colored alloy with low percentages of copper and zinc
A silver-colored, tarnish-resistant, corrosion-resistant alloy is provided. The alloy includes 92.5–95% silver, combined with a master alloy of 24–34% zinc; 60–74% copper; 0.5–1.8% silicon; 0.0–8.0% tin, or 0.0–1.5% indium, wherein percentages are in ter...
10/31/2006
7118707Silver-platinum alloy and methods of manufacturing same
A silver-platinum alloy formulated to provide improved tarnish resistance and hardness as compared to sterling silver. The alloy can be incorporated in various jewelry, flatware, and like articles. The alloy generally includes silver and platinum, with silver being ...
10/10/2006
7104948Bracelet that radiates anion and far infrared rays
The present invention is related to a bracelet irradiating anion and far infrared rays, comprising metal where anion-radiating material layer and gold plate layer are sequentially coated on the surface of a “C” shape core (10) with a connecting arm (20...
09/12/2006
7077919Magnetic core insulation
Disclosed herein is an insulating material between adjacent metal layers of a soft magnetic core, and a process for forming this insulating material. The insulating material is composed of the native metal oxides of the metallic core material. ...
07/18/2006
7048813Foil-form soldering metal and method for processing the same
The present invention provides a processing method capable of continuously working an Au—Sn soldering metal having a foil form in room temperature. The foil-form soldering metal containing from 10% by weight to 90% by weight of Au and balance comprising Sn is subj...
05/23/2006
7038096Hydrocarbon hydrogenation catalyst composition, a process of treating such catalyst composition, and a process of using such catalyst composition
A process of treating a catalyst composition containing palladium, an inorganic support, and a catalyst component, such as silver and/or a modifier such as alkali metal fluoride, is provided. The process involves contacting a catalyst composition with a first treati...
05/02/2006
7001669Process for the preparation of metal-containing nanostructured films
Metal-containing nanostructured films are prepared by electrodepositing a metal-containing composition within the pores of a mesoporous silica template to form a metal-containing silica nanocomposite. The nanocomposite is annealed to strengthen the deposited metal-c...
02/21/2006
6994757Resistive materials
Electrically resistive material including platinum and from about 5 and about 70 molar percent of iridium, ruthenium or mixtures thereof, calculated based on platinum as 100%, are disclosed. ...
02/07/2006
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