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7588650 |
High-temperature member for use in gas turbine
A high-temperature member for use in a gas turbine, the member being formed from a new wear-resistant alloy having good wear resistance as well as good ductility, is disclosed. The member was...
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7572408 |
Ductile cobalt-based Laves phase alloys
A Co—Mo—Cr Co-based alloy and overlay for wear and corrosion applications. The Mo:Si ratio is between about 15:1 and about 22:1 for enhanced ductility with a Laves phase.
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7569116 |
Co-Cr-Mo-based alloy and production method therefor
A Co—Cr—Mo-based alloy includes: 63 mass %≦Co<68 mass %; 15 mass %≦Cr<26 mass %; 10 mass %≦Mo<19 mass %; and the balance of inevitable impurities, wherein the total amount of Cr...
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7520947 |
Cobalt alloys, methods of making cobalt alloys, and implants and articles of manufacture made therefrom
Embodiments of the present invention provide methods of processing cobalt alloys including, in weight percent, from 26 to 30 chromium, from 5 to 7 molybdenum, and greater than 50 cobalt, the...
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7491361 |
Burning-on alloy for the production of ceramically veneered dental restorations
A burning-on alloy for the production of ceramically veneered dental restorations, containing:
cobalt 55-65 percent by weight, chromium 20-30 percent by weight, tungsten and/or where the sum of...
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7166256 |
Nonprecious dental casting alloy
In order to provide an alloy which, on the one hand, can be used for the synthesis of crown and bridge frameworks that may be provided with a tooth-colored veneer of ceramic material, and, on the...
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7067201 |
Wear resistant coating for keel joint
A method of reducing stress and wear on one or more components in a keel joint assembly in which a cobalt-based, wear resistant alloy coating is applied to the surfaces of one or more components....
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7041251 |
Dental casting alloy
To improve the fracture resistance of a dental casting alloy without giving rise to undue hardness thereof it is proposed that the dental casting alloy substantially consists of
28–34 wt % Cr,...
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6986951 |
Cobalt-based alloy for the coating of organs subject to erosion by liquid
The present invention relates to a cobalt-based alloy for the coating of organs subject to erosion by liquid comprising chromium 28–32% by weight, tungsten 6–8% by weight, silicon 0.1–2% by...
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6984458 |
Method for treating organs subject to erosion by liquids and anti-erosion coating alloy
The present invention relates to a method for treating organs subject to erosion by liquids, in particular vapour turbine components, which contemplates laser plating with a cobalt-based alloy...
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6924046 |
Rhenium-containing protective layer for protecting a component against corrosion and oxidation at high temperatures
A protective layer has the composition 0.5 to 2% of rhenium, 15 to 21% of chromium, 9 to 11.5% of aluminum, 0.05 to 0.7% of yttrium and/or at least one equivalent metal from the group consisting of...
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6852176 |
Wear-resistant, corrosion-resistant cobalt-based alloys
A Co-based alloy comprising 13-16 wt % Cr, 20-30 wt % Mo, 2.2-3.2 wt % Si, and balance Co, with a Cr:Si ratio of between about 4.5 and about 7.5, a Mo:Si ratio of between about 9 and about 15, wear...
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6793878 |
Cobalt-based hard facing alloy
A cobalt-based alloy composition having a relatively small lanthanum addition and relatively large carbon content provides remarkable oxidation resistance and wear resistance at high temperatures....
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6773520 |
Enhanced biocompatible implants and alloys
The invention provides improved biocompatible implant alloys and methods of constructing artificial implants having improved long term wear properties. Cobalt-base biocompatible implant alloys...
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6756012 |
High expansion dental alloys
Chromium-cobalt alloys useful for use with high-expansion porcelains in the fabrication of prosthetic dental appliances. The alloys herein comprise cobalt, chromium and manganese as essential...
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6733603 |
Cobalt-based industrial cutting tool inserts and alloys therefor
Co-based cutting tool insert alloys having a wrought microstructure and 3-15% Mo, 25-35% Cr, 0.5-2.5% C. The presence of W is avoided, and held below 1%. The alloys have enhanced resistance to...
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6696176 |
Superalloy material with improved weldability
A fusion weldable superalloy containing 0.005-0.5 wt. % scandium. In one embodiment, the superalloy may have a composition similar to IN-939 alloy, but having added scandium and having only...
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6613275 |
Non-precious dental alloy
The present invention concerns a non-precious dental alloy, including the following components, with the approximate proportions, in weight, given in %: gold, between 0.5 and 4, molybdenum,...
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6607612 |
Magnetic alloy and magnetic recording medium and method for preparation thereof, and target for forming magnetic film and magnetic recording device
The magnetic alloy includes cobalt (Co), chromium (Cr), and germanium (Ge), the composition of the magnetic alloy being represented by the general formula: Co x Cr y Ge z where x, y and z, which...
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6479014 |
Saw blade tips and alloys therefor
A Co-based saw tip for attachment to saw blades for cutting wood, the saw tip formed from an alloy containing Mo in an amount from about 4 to about 20% by weight, Cr, C, and the balance Co. Certain...
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6398880 |
Magnetic data-storage targets and methods for preparation
Cobalt-based Ta-containing magnetic target alloy materials are produced in which homogeneity of the magnetic material is improved by eliminating Ta-rich second phases in the microstructure by a...
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6221183 |
High-strength and low-thermal-expansion alloy, wire of the alloy and method of manufacturing the alloy wire
A high-strength low-thermal-expansion alloy consisting of, by weight, 0.06 to 0.50% C, 25 to 65% in total of one or both of 65% or less Co and less than 30% Ni, and balance of Fe as a main...
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6197437 |
Casting alloys and method of making composite barrels used in extrusion and injection molding
A composite barrel for use in extrusion or injection molding is disclosed. The composite barrel includes an outer housing having a cylindrical bore that extends throughout the length of the outer...
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6165290 |
Cobalt-chromium-palladium-based brazing alloys
This invention relates to brazing metals composed of cobalt-chromium-palladium-based alloys containing transition metals such as cobalt, nickel, tungsten, molybdenum and certain metalloids; and...
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6126760 |
Evaporation material
An evaporation material is used in manufacturing a VTR tape, a vertical magnetic recording thin film or the like. The evaporation material is a wire comprising a cobalt metal a cobalt--nickel alloy...
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6077615 |
Gas turbine nozzle, power generation gas turbine, co-base alloy and welding material
A Co-base alloy including, by weight, 0.03-0.10% C, not more than 1.0% Si, not more than 1.0% Mn, 20-30% Cr, 15-23% Ni, 3-10% W, 5-10% Ta and 0.05-0.7% Zr, is used as a welding material. A gas...
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6068814 |
Cobalt-based heat-resisting composition
This invention relates to a cobalt-based heat-resisting composition used as a spinner wheel material to prepare glassfiber and more particularly, to a cobalt-based heat-resisting alloy having...
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5964091 |
Gas turbine combustor and gas turbine
A cylindrical gas turbine combustor, burning injected fuel and guiding the combustion gas to turbine nozzles, includes a cylindrical portion such as a combustor liner and a transition piece,...
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5939204 |
Article for transporting a hot, oxidizing gas
An article that is used to transport a hot oxidizing gas, in particular a flue gas in a gas turbine, has a surface acted upon by the gas. This surface is formed by an alloy which has 10 to 40 wt. %...
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5916518 |
Cobalt-base composition
An improved cobalt-base braze alloy composition and method for diffusion brazing are provided for use in repairing superalloy articles, such as gas turbine engines, power generation turbines,...
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5908514 |
Magnetic alloy for improved corrosion resistance and magnetic performance
A new magnetic alloy exhibits high Hc and Ms while exhibiting excellent corrosion resistance, thereby providing ideal physical properties for high density recording applications. Other parameters...
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5787773 |
Hand shear
An improved hand shear is provided having a wear-resistant cutting edge made of either: 70% to 84.5% tungsten carbide and 15.5% to 30% cobalt; or 70% to 97% tungsten carbide and 3% to 30%...
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5728279 |
Cobalt base alloy target for a magnetron cathode sputtering system
Target for a magnetron-cathode sputtering apparatus is made from a cobalt base alloy containing additional elements in such concentrations that intermetallic phases are formed with at least one of...
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5560786 |
Magnetic thin film material for magnetic recording
Novel thin film materials comprised of certain Co-based alloys containing phosphorous, i.e., Co-Cr-P-Pt or Co-Cr-P-Ni alloy, which can provide a high coercive force and a high squareness ratio are...
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5480283 |
Gas turbine and gas turbine nozzle
A Ni-base superalloy consisting essentially of, by weight: 0.05 to 0.20% C, 20 to 25% Co, 15 to 25% Cr, 1.0 to 3.0% Al, 1.0 to 3.0% Ti, 1.0 to 3.0% Nb, 5 to 10% W, and at least 55% Ni, the...
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5447683 |
Braze for silicon carbide bodies
Dense monolithic SiC or SiC ceramic composites are strongly bonded using brazing compositions which, in their preferred composition, include a braze alloy consisting essentially of less than 50...
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5422072 |
Enhanced Co-based alloy
A Co-based alloy exhibits superior high-temperature strength and resistance properties. In one embodiment, the Co-based alloy contains, in weight percent, from about 0.1 to about 1.2 of C; from...
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5415704 |
Surface hardened biocompatible metallic medical implants
This invention provides surface hardened, abrasion resistant high strength, biocompatible metal medical implants, in particular, titanium alloy implants which do not include any elements which have...
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5334267 |
Sputtering target for magnetic recording medium and method of producing the same
A sputtering target preferably having an average crystal-grain diameter of 300 μm or less and a maximum magnetic permeability of 100 or less is formed of an alloy consisting essentially of, by...
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5308412 |
Method of surface hardening cobalt-chromium based alloys for orthopedic implant devices
A method of surface hardening cobalt-chromium based orthopedic implant devices, and a cobalt-chromium orthopedic implant device prepared by the disclosed method. An orthopedic implant device made...
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5282946 |
Platinum-cobalt alloy sputtering target and method for manufacturing same
A sputtering target of platinum-cobalt alloy is disclosed which contains 10 to 55% by weight of platinum; 1 to 15% by weight of a first additional element selected from the group consisting of...
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5242758 |
Gear
A gear having good fatigue strength and corrosion resistance has a body with gear teeth formed of a hot isostatically pressed alloy powder. The alloy is cobalt based and consists of 10 to 35 wt %...
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5238481 |
Heat resistant sintered hard alloy
A heat-resistant sintered hard alloy comprises 35% to 95% by weight of a WCoB type complex boride in a cobalt base alloy. The alloy contains 1.5% to 4.1% boron, 19.1% to 69.7% tungsten, optionally...
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5227131 |
Metal alloy for cast prosthetic frames in dentistry
A metal alloy for cast prosthetic frames in dentistry, consisting of (in % by weight) TBL ______________________________________ 0.1 to 0.3 % C up to 1.5 % Si up to 3 % Mn 25 to 35...
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5182080 |
Advanced high-temperature brazing alloys
A cobalt base, high temperature brazing alloy having a composition, by weight of: TBL ______________________________________ Nickel from about 8.5% to about 12.5% Chromium from about...
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5151137 |
Soft magnetic alloy with ultrafine crystal grains and method of producing same
A magnetic alloy with ultrafine crystal grains having a composition represented by the general formula: Co 100 -x -y-z-a-b Fe a M x B y X z T b (atomic %) wherein M represents at least one...
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5139738 |
Corrosion resistant filler weld alloys
A corrosion resistant filler weld alloy is provided for use in repairing a preselected article alloy of predetermined composition range at a temperature equal to or greater than the incipient...
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5114503 |
Magnetic core
A magnetic core comprised of an amorphous alloy ribbon wound into a toroidal shape, wherein the said amorphous alloy has a composition of the formula: (Co 1 -x-y-z Fe x Ni y Mn z ) 100 -a-b-c M...
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5112468 |
Target for magnetron-sputtering systems
Targets for magnetron - sputtering systems with a high utilization of material are obtained from ferromagnetic alloys if the amount of hexagonal structural phase is greater than the cubic phase...
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5084795 |
Magnetic head and method of manufacturing the same
A metal-in-gap type magnetic head having a small undulation of reproduction output caused by a pseudo-gap and method of manufacture thereof are provided, wherein the magnetic head employs as a back...
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