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7622072 |
Versatile processes for preparing and using novel composite particles in powder coating compositions
Methodology for constructing composite particles from ingredients comprising two or more particulate components. The resultant particles are usefully incorporated into powder coating compositions....
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7537725 |
Method for making a compositionally graded gas turbine disk
A compositionally graded gas turbine disk is made by placing a cylindrically symmetric slip case concentrically into an interior of a cylindrically symmetric outer container. A first nickel-base...
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7454262 |
Arrangement and method for production of a three dimensional object
Arrangement for producing a three-dimensional product, which arrangement comprises a work table on which said three-dimensional product is to be built up, a powder dispenser which is arranged so as...
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7452500 |
Method and apparatus for making products by sintering and/or melting
The invention relates to a method for making metallic and/or non-metallic products 2 , in particular dental products, by freeform sintering and/or melting, in which the products 2 are fabricated...
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7428777 |
Method of making a heatsink device
A method and device for thermal conduction is provided. Methods of forming heatsinks are provided that include advantages such as the ability to produce intricate detailed features that other...
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7368079 |
Method for forming ultra hard sintered compacts using metallic peripheral structures in the sintering cell
A method for forming an ultra hard material layer is provided. The method includes disposing a metallic liner inside the periphery of a refractory metal enclosure, introducing ultra hard material...
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7361300 |
Method of making extended area filter
Methods are provided for making a porous filter that is useful in polymer melt spinning. The methods include pressing particles, such as a metal powder, to form a filter having a filter body...
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7347968 |
Method to form multi-material components
The invention shows how powder injection molding may be used to form a continuous body having multiple parts, each of which has different functional properties such as corrosion resistance or...
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7241416 |
Metal injection molded turbine rotor and metal injection molded shaft connection attachment thereto
A rotor shaft assembly ( 101 ) of a type used in a turbocharger, manufactured by mounting a powder compact of a titanium aluminide rotor ( 203 ) to a powder compact of a steel shaft ( 207 ), with a...
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7241415 |
Metallic parts fabrication using selective inhibition of sintering (SIS)
A selective inhibition of sintering (SIS) technique may be used to fabricate a three-dimensional (3-D) dense metal object from a binderless metal powder. Layers of metal powder are provided on a...
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7220380 |
System and method for fabricating a three-dimensional metal object using solid free-form fabrication
A method for solid free-form fabrication of a three-dimensional metal object includes depositing a particulate blend in a defined region, the particulate blend including a number of metal or metal...
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7172724 |
Method of making sintered object
In order for a surface of a three-dimensional sintered object to be smoothly finished by removing unwanted portions and an excessively sintered growth formed during sintering to form sintered...
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7146708 |
Method of making a composite electric machine rotor assembly
A method of making composite electric machine rotor assembly of a desired magnetic pattern. Magnetic segments and non-magnetic segments are separately formed to green strength, and then arranged...
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7108829 |
Method of manufacturing sliding part and compressor provided with the sliding part
A method of manufacturing a sliding part includes the steps of forming a green member by injection molding integrally and unmixedly two powdery metallic materials of different compositions,...
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7070734 |
Blended powder solid-supersolidus liquid phase sintering
A green article comprising an A-B powder mixture and methods of manufacturing such green articles and corresponding sintered articles are disclosed. The A-B powder mixture consists of a minor...
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6984270 |
Radial anisotropic sintered magnet and its production method, magnet rotor using sintered magnet, and motor using magnet rotor
A radial anisotropic sintered magnet formed into a cylindrical shape includes a portion oriented in directions tilted at an angle of 30° or more from radial directions, the portion being contained...
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6973723 |
Piston formed by powder metallurgical methods
A piston includes a piston structure being unitarily formed in a powder metallurgy process, the piston structure having a crown assembly and a skirt assembly, at least a partial combustion chamber...
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6939508 |
Method of manufacturing net-shaped bimetallic parts
A method for manufacturing a net-shaped bimetallic part that includes the steps of: providing a tool that defines a cavity and a tooling surface; depositing a layer of an environmental metal...
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6926969 |
Process for the production of sintered porous bodies
The invention relates to a process for the production of sintered porous bodies, to porous bodies produced correspondingly using the process, and to their use. With the solution according to the...
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6926777 |
Method for producing rod-shaped permanent magnets
The invention relates to a method for producing rod-shaped permanent magnets according to which pressed parts ( 2 ) are produced that are then assembled to a rod-shaped green product. Said green...
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6908588 |
Process for manufacturing an evaporation source
The invention relates to a process for manufacturing an evaporation source for physical vapor deposition. The evaporation source is formed of the actual sputtering target with an aluminum component...
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6889419 |
Method of making a composite electric machine component of a desired magnetic pattern
A method of making composite electric machine components. Magnetic segments and non-magnetic segments are separately formed to green strength, and then arranged adjacent to each other in a desired...
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6881376 |
Nuclear fuel body including tungsten network and method of manufacturing the same
The present invention relates to a nuclear fuel body comprising tungsten network and a method for manufacturing the same, more particularly, a nuclear fuel body in which tungsten network is...
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6872356 |
Method of forming polycrystalline diamond cutters having modified residual stresses
The residual stresses that are experienced in polycrystalline diamond cutters, which lead to cutter failure, can be effectively modified by selectively thinning the carbide substrate subsequent to...
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6843960 |
Compositionally graded metallic plates for planar solid oxide fuel cells
A method for preparing compositionally graded metallic plates and compositionally graded metallic plates suitable for use as interconnects for solid oxide fuel cells are provided. The method of the...
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6773824 |
Clad power metallurgy article and method for producing the same
A clad article of a substrate of one powdered metal that is clad with a second dissimilar powdered metal. A separation layer may be provided between the substrate and the clad layer to separate...
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6756010 |
Method and apparatus for producing compact of rare earth alloy powder and rare earth magnet
A method for producing a compact of rare earth alloy powder of the present invention includes: a powder-filling step of filling rare earth allow powder in a cavity formed by inserting a lower punch...
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6730263 |
Process to manufacture a sintered part with a subsequent shaping of the green compact
The invention relates to a method for producing a sintered part comprised of a powdery material, especially comprised of a sintered metallurgical powder. According to the inventive method, a green...
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6723278 |
Method of laser casting copper-based composites
This invention presents the process of direct laser casting of copper alloys: Cu—X (where X=Ni, Fe, W;) and their composites Cu—Y and Cu—X—Y (Y=WC, TiC, Ti+C) from powders prepared using...
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6716388 |
Tool for rotary chip removal, a tool tip and a method for manufacturing a tool tip
A rotary chip-removing tool includes a rotary tool body and a tool tip fastened on a front end thereof. The tool tip is formed of an injection molded body which has an integral cutting edge at its...
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6685880 |
Multiple grade cemented carbide inserts for metal working and method of making the same
A cemented carbide insert of a first grade has at least one cutting point consisting of a cemented carbide of a second grade with different composition and/or grain size with an uneven transition...
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6643913 |
Method of manufacturing a laminated ferrite chip inductor
A method of manufacturing a laminated ferrite chip inductor array, including the steps of printing on individual ferrite sheets having electrically communicating through holes U-shaped conductor...
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6602545 |
Method of directly making rapid prototype tooling having free-form shape
A method and apparatus for directly making rapid prototype tooling from a computer model having a free-form shape. The method steps comprise essentially: (a) machining a soft metal tooling base so...
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6596224 |
Jetting layers of powder and the formation of fine powder beds thereby
A powder bed ( 32 ) is built up by repeated deposition of a slurry that contains powder. Layers are made by depositing a liquid dispersion of the desired powdered material, which then slip-casts...
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6595821 |
Rotary anode for X-ray tube comprising an Mo-containing layer and a W-containing layer laminated to each other and method of producing the same
A high-quality and high-reliability rotary anode target for X-ray tubes, of which the mechanical strength at high temperatures is increased and which is applicable not only to low-speed rotation...
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6569380 |
Enclosure for a semiconductor device
A method to form a combined enclosure and heat sink structure for a semiconductor device is achieved. A first feedstock comprising a first mixture of powdered metal materials, lubricants, and...
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6564689 |
Blank for gun barrel, method for producing said gun barrel and gun barrel
Blank for a gun barrel, consisting of a steel bar, which bar, in one or more hot working steps, has been repeatedly wrung about its own longitudinal axis.
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6514627 |
Method for making a stacked reactor and catalyst disk for a stacked reactor
A plurality of catalyst disks pressed from porous catalyst material are stacked one on the other and together sintered with the application of pressure to make a stacked reactor for hydrogen...
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6500226 |
Method and apparatus for fabrication of cobalt alloy composite inserts
This disclosure features a process of making a two part drill bit insert, namely, a body portion of hard particles such as tungsten carbide particles mixed in an alloy binding the particles. The...
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6488887 |
Method of fabricating metal composite compact
A first compact ( 11 ) is molded by injection according to the MIM method in which a molding material composed of a mixture of metal powder and a binder is injected into a die for molding, after...
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6409965 |
Sputtering target and its manufacturing method
An ingot is made from a used target of 30 weight % or more, and new metals of the same components, and recycled alloy powder is made by a gas atomizing process. Magnetic permeability is controlled...
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6403210 |
Method for manufacturing a composite material
The invention relates to a composite material, manufactured by dynamic densification of an amount of granular or powdered relatively brittle material or a mixture of one or more of such materials,...
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6383446 |
Method and system for automatic electrical sintering
The present invention is a method of automatically loading powder material into a sintering mold and subsequently effecting electrical sintering to the powder material in the sintering mold.
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6375708 |
Alloy for electrical contacts and electrodes and method of making
A W—Cu—Ni alloy having thermophysical properties suitable for use in electrical contacts and electrodes is described. The alloy is formed by direct sintering of a powder blend comprising a...
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6322746 |
Co-sintering of similar materials
Molded green parts are fused together to form a bond or joint during the sintering process. The molded green parts are held in intimate contact with each other and sintered at temperatures...
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6319437 |
Powder injection molding and infiltration process
A powder injection molding and infiltration process. A powder of a skeleton material having a relatively high melting point is mixed with a composite binder to form a mold mixture. The composite...
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6312495 |
Powder-metallurgically produced composite material and method for its production
The present invention relates to a powder-metallurgically produced composite material comprising a matrix and a granular additive comprising at least one fine-grained refractory metal with an...
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6306511 |
Hybrid laminate and manufacturing method therefor
There is disclosed a hybrid laminate comprising: a substrate layer containing a compact of first powder; and a functional material layer being in contact with the substrate layer and containing a...
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6306340 |
Method of making a brake rotor
A brake rotor for automotive vehicles can be manufactured by a process that involves designing the rotor as two separate sections, forming each rotor section as a separate powdered metal compact,...
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6274082 |
Process for producing shaped article
A process for producing a shaped article, comprising: preparing a first powder having high strength and rigidity after completion of forming, and a second powder having abrasion resistance and...
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