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7615094 |
Tungsten-based sintered material having high strength and high hardness, and hot press mold used for optical glass lenses
A first tungsten-based sintered material of the present invention comprises Ni in a range from 0.2 to 1.5% by mass, Y 2 O 3 in a range from 0.1 to 1% by mass, and optionally, (a) VC in a range...
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7585457 |
Separation process
A method of separating components from a metal based composite, the method including the steps of increasing the size of a component to be separated and separating the increased sized component...
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7531021 |
Article having a dispersion of ultrafine titanium boride particles in a titanium-base matrix
An article includes a microscale composite material having a matrix with more titanium than any other element, and a dispersion of titanium boride particles in the matrix. At least about 50 volume...
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7488394 |
Rare earth permanent magnet
A rare earth permanent magnet is in the form of a sintered magnet body having a composition R 1 a R 2 b T c A d F e O f M g wherein F and R 2 are distributed such that their concentration...
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7435360 |
Manufacturing process of conductive composition and a manufacturing process of conductive paste
A manufacturing method of conductive paste comprising arranging process (S 20 to S 23 ) of ceramics particles, arranging process (S 10 to S 14 ) of wetted metal particles, forming process (S 30 )...
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7384444 |
Advanced erosion-corrosion resistant boride cermets
A cermet composition represented by the formula (PQ)(RS) comprising: a ceramic phase (PQ) and binder phase (RS) wherein,
P is at least one metal selected from the group consisting of Group IV,...
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7371271 |
Composite soft magnetic sintered material having high density and high magnetic permeability and method for preparation thereof
An object of the present invention is to provide a composite soft magnetic sintered material that has high density, high mechanical strength and high relative magnetic permeability at high...
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7364632 |
Radiator member for electronic appliances and processes for producing the same
The present invention is a process for producing a radiator member for electronic appliances, and is characterized in that, in a process for producing a radiator member for electronic appliances,...
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7316724 |
Multi-scale cermets for high temperature erosion-corrosion service
A cermet composition represented by the formula (PQ)(RS)X comprising: a ceramic phase (PQ), a binder phase (RS) and X wherein X is at least one member selected from the group consisting of an oxide...
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7189276 |
Foamed/porous metal and method of manufacturing the same
A foamed/porous metal having fine bubbles in a matrix of aluminum or magnesium has shells of aluminum oxide or magnesium oxide formed between the matrix and the bubbles of carbon dioxide.
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7186288 |
Method for fabricating high purity, high density metal matrix composite materials and the product thereof
A method of production of large Ingots of neutron attenuating composites using a vacuum-bellows system allows for large cross-sectional shapes to be extruded and rolled. This method uses a...
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7147686 |
Rare earth magnet, method for manufacturing the same, and motor using rare earth magnet
A rare earth magnet comprises rare earth magnet particles and a rare earth oxide being present between the rare earth magnet particles. The rare earth oxide is represented by a following general...
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7048808 |
Rare-earth sintered magnet and method of producing the same
The present invention provides a rare-earth sintered magnet exhibiting desirable magnetic properties in which the amount of Nd and/or Pr forming a non-magnetic phase in a grain boundary phase is...
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7014881 |
Synthesis of multi-element oxides useful for inert anode applications
An inert anode 50, for use in an electrolytic cell 12 for producing metals such as aluminum, is made by providing chemical source materials 100 such as at least two of metal salts, metal...
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6984271 |
Rare earth magnet, process for producing same, and motor using rare earth magnet
A rare earth magnet to be used in a motor. The rare earth magnet comprises rare earth magnet particles. Additionally, a rare earth oxide is present among the rare earth magnet particles, the rare...
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6964693 |
Method for forming chromium anisotropic metal particles
A method for forming dendritic metal powders, comprising the steps of: (1) heating a powder comprising non-dendritic particles, under conditions suitable for initial stage sintering, to form a...
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6902600 |
Biaxially textured articles formed by powder metallurgy
A biaxially textured alloy article having a magnetism less than pure Ni includes a rolled and annealed compacted and sintered powder-metallurgy preform article, the preform article having been...
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6896846 |
Synthesis of orthopaedic implant materials
A method for synthesis of biomedical alloys has been developed based on combustion phenomena. This low pressure combustion synthesis (LPCS) technique may be used for production of Co-based and...
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6890369 |
Biaxially textured articles formed by powder metallurgy
A biaxially textured alloy article having a magnetism less than pure Ni includes a rolled and annealed compacted and sintered powder-metallurgy preform article, the preform article having been...
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6866696 |
Additive for production of irons and steels
A technique for producing iron utilizes agglomerations, such as briquettes or tablets, or powders, that include a sulfur-containing material such as iron sulfide, and and oxygen containing material...
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6821312 |
Cermet inert anode materials and method of making same
A method of making cermet inert anodes for the electrolytic production of metals such as aluminum is disclosed. The method includes the step of spray drying a slurry comprising ceramic phase...
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6726740 |
Weakly-magnetic sintered composite-material and a method for production thereof
A sintered, magnetically soft composite is proposed, especially for use in solenoid valves, and a process for producing such a composite, in which initially a starting mixture from which the...
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6723387 |
Multimodal structured hardcoatings made from micro-nanocomposite materials
A thermal spray method for the fabrication of ceramic/metal and ceramic/ceramic hardcoating for wear applications. The method makes use of feedstock powder, composed of micron-scale aggregates of...
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6709739 |
Closed cell metal composites
A plurality of closed metal cells is provided. Each cell encapulates a fluid or a fluid-like filler with a metal skin or cell wall. The closed cells are joined into an aggregate arrangement to form...
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6692548 |
Copper-based sliding material, method of manufacturing the same, and sliding bearing
A copper-based sliding material produced by sintering, comprising at least two phases of copper and/or copper alloys which phases have hardness levels different form each other, and hard particles...
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6689183 |
Ferrite powder coating insulating layer for molding a powder metal core
A composition of metal powder for powder metallurgy applications comprising an iron-based powder metal admixed with a minority fraction of a ferrite powder having a lesser particle-size...
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6641639 |
Method of producing a body for electric heating, as well as a body produced by the method
Bodies for heating, for example electric sealing jaws, are produced according to the present invention by a method which includes compaction and densification or consolidation of pulverulent,...
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6623541 |
Sintered rare earth magnet and making method
A sintered rare earth magnet consisting essentially of 20-30% by weight of R (wherein R is Sm or a mixture of Sm and another rare earth element), 10-45% by weight of Fe, 1-10% by weight of Cu,...
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6562097 |
Metal powder for electrolytic condenser, electrolytic condenser anode body using the metal powder, and an electrolytic condenser
The present invention allows the obtaining of a condenser having high electrostatic capacitance by optimizing the anodic oxidation treatment voltage and particle size of the metal powder for the...
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6554883 |
Powdered metal gear teeth
A gear tooth has a main body and a lead-in portion for use in receiving the lead-in portion of a corresponding gear tooth on another gear. The main body may include first and second ends and first...
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6432157 |
Method for preparing Ag-ZnO electric contact material and electric contact material produced thereby
An object of the present invention is to provide a method of producing an Ag—ZnO electric contact material which can uniformly disperse ZnO micrograms in Ag; which maintains low contact...
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6409794 |
Method for producing composite powders based on silver-tin oxide, the composite powders so produced, and the use of such powders to produce electrical contact materials by powder metallurgy techniques
A method for producing composite powders based on silver-tin oxide, by chemically reductive precipitation of silver onto particulate tin oxide. A solution of a silver compound and a solution of a...
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6398843 |
Dispersion-strengthened aluminium alloy
A dispersion-strengthened material is described which comprises aluminium or aluminium alloy containing a substantially uniform dispersion of ceramic particles to confer dispersion strengthening...
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6372012 |
Superhard filler hardmetal including a method of making
A superhard filler hardmetal having a superhard material filler, binder metal or matrix and in some instances at least a first hard component is disclosed. The superhard filler hardmetal has a...
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6355089 |
Process for the manufacture of carbon or low-alloy steel with improved machinability
A carbon or low-alloy steel is provided with improved machinability. The carbon content of the steel is less than 1.5% and the sum of the alloy elements contained therein is less than 9%. The steel...
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6338753 |
Powder product to protect moulds for the centrifugal casting of cast iron tubes and method of preparing this product
Powder product for the protection of molds for centrifugal casting of cast iron tubes, and a method for its production. The powder contains a mixture of a silicon-based inoculating agent and a...
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6303235 |
Copper-based sliding alloy
There is provided a copper-based sliding alloy excellent in wear resistance and anti-seizure property. A phase of 2 to 30 wt. % lead is dispersed in the copper alloy. This lead phase contains 0.1...
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6254660 |
Corrosion-resistant alloy, preparation process and article made from the alloy
The invention relates to a Cr 2 O 3 -forming alloy that is resistant to oxidization and/or corrosion at high temperature, especially by glass, characterized in that it contains, in dispersion...
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6150048 |
Metallic interconnection material for solid oxide fuel cell and method for preparing the same
Disclosed are a metallic interconnection material for solid oxide fuel cells and a preparation method thereof. The metallic interconnection material has two fine microstructural phases in which...
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6102979 |
Oxide strengthened molybdenum-rhenium alloy
Provided is a method of making an ODS molybdenum-rhenium alloy which includes the steps of: (a) forming a slurry containing molybdenum oxide and a metal salt dispersed in an aqueous medium, the...
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6090227 |
Structural units for glass melts made from a molybdenum/tungsten alloy
Structural units which come into contact with glass melts and ceramic melts are exposed to strong corrosive attack. Molybdenum is a known material for glass melt electrodes but it is not usable for...
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6090191 |
Compound for producing a metal-ceramic coating
The invention relates to the field of producing the means for protecting the alloys on the nickel base against the influence of corrosive media, and more particularly concerns the metal-ceramic...
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6074454 |
Lead-free frangible bullets and process for making same
The invention relates to bullets having increased frangibility (or which can be easily fragmented) and to materials and processes for the manufacture of such bullets. The bullets of the present...
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6024806 |
A1-base alloy having excellent high-temperature strength
An Al-base alloy prepared by hot-working a mixture of an Al alloy powder and dan Ni powder to join the powders and having a structure wherein Ni--Al intermetallic compounds are dispersed. The...
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5997604 |
Coating tape
Corrosion resistant metal, either platinum or MCrAlY is bonded to a corrosion sensitive metal such as nickel based superalloys by coating the surface with the corrosion resistant metal particles...
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5993731 |
Process for making improved net shape or near net shape metal parts
The process for producing net shape or near net shape metal parts is improved by sintering a compact in a reducing atmosphere where the compact contains a metal and chemically-bound oxygen in the...
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5989673 |
Caromium-tantalum oxides (Cr-TaO.sub.x), sputtering targets and thin film seedlayer/sublayers for thin film magnetic recording media
Chromium-tantalum oxides (Cr-TaO x ), including chromium-tantalum pentoxide (Cr-Ta 2 O 5 ), chromium-tantalum tetrioxide (Cr-Ta 2 O 4 or Cr-TaO 2 ), sputtering targets containing them, and their...
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5985440 |
Sintered silver-iron material for electrical contacts and process for producing it
Sintered silver-iron material for electrical contacts, with properties comparable with those of silver-nickel materials, is obtained by using iron powder having more than 0.25% carbon by weight and...
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5925837 |
Manufacturing method and products of metallic friction material
A manufacturing method and products of metallic friction materials includes processes of 1. preparing powder materials, 2. mixing copper as a base, proper proportion of iron powder or steel wool,...
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5925404 |
Manufacturing method of magnetic material for metallic thin film magnetic recording media and metallic thin film magnetic recording medium
The quantity of impurities in a magnetic material is decreased to produce a magnetic material with good quality, and a decrease in the cost of the magnetic material is realized by desulfurization....
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