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Class 419/8 - Powder next to solid


Subclass of Class 419 - Powder metallurgy processes
Definition: Process which produce a product in which one of the contiguous layers or
No. of patents: 528
Last issue date: 05/21/2013


1                      
NumberTitleIssue Date
8444913Method of assembling a member on a support by sintering a mass of conductive powder
In this method, the conductive powder mass is placed on the support, and then the member is placed on the mass and a compression force is applied, urging the member against the mass and the support before heating the mass. The magnitude is increased from an initial ...
05/21/2013
8425834Method for producing clad material, and clad material
Provided are a method for producing a clad material, and a clad material which can prevent a brazing filler metal layer from having a higher melting point so as to prevent the strength degradation and thermal deformation of a metal material, which can reduce product...
04/23/2013
8383033Method of bonding porous metal to metal substrates
A method for preparing an implant having a porous metal component. A loose powder mixture including a biocompatible metal powder and a spacing agent is prepared and compressed onto a metal base. After being compressed, the spacing agent is removed, thereby forming a...
02/26/2013
8361381Medical implants having a porous coated surface
A process for making a diffusion hardened medical implant having a porous surface is disclosed. The medical implant is made by a hot isostatic pressing process which simultaneously forms that porous surface and the diffusion hardened surface. ...
01/29/2013
8298478Method of preparing an electrode
Methods of preparing an electrode are provided. A metal powder can be sintered onto a portion of a lead wire to form a connection region. An additional metal powder can be de-oxidation sintered onto the connection region to form the electrode. The oxides formed duri...
10/30/2012
8119061Method for attaching metal structure to a dental coping
A method for attaching a metal structure to a dental coping having opposite sides in the preparation or repair of a dental restoration comprising the steps of: (1) forming a dental material composition comprising high-fusing temperature metal particles in a range of...
02/21/2012
8110143Composite metal foam and methods of preparation thereof
The present invention is directed to composite metal foams comprising hollow metallic spheres and a solid metal matrix. The composite metal foams show high strength, particularly in comparison to previous metal foams, while maintaining a favorable strength to densit...
02/07/2012
7998401Method for producing aluminum composite material
A method for producing an aluminum composite material having a great content of a ceramics with ease. The method (a) mixes an aluminum powder and ceramic particles, to prepare a mixed material, (b) subjects the mixed material to electric pressure sintering together ...
08/16/2011
7862768Plain bearing and method of manufacturing the same
A plain bearing is provided which has an Sn-and-Si-rich layer formed of an Al alloy containing Sn and Si, and a base material which does not contain Sn. The Sn-and-Si-rich layer have the sliding surface having an area ratio of Sn phase grains in a range of 6 to 40% ...
01/04/2011
7854886Production method for metal matrix composite material
A method of producing an aluminum matrix composite material is described that comprises the steps of: mixing an aluminum powder and a ceramic powder to prepare a mixed powder; providing a lower casing made of aluminum and formed in a hollow rectangular parallelepipe...
12/21/2010
7854887Production method for metal matrix composite material
A method of producing an aluminum matrix composite material is described that comprises the steps of: mixing an aluminum powder and a ceramic powder to prepare a mixed powder; providing a lower casing made of aluminum and formed in a hollow rectangular parallelepipe...
12/21/2010
7749428Method of manufacturing a clad material of bronze alloy and steel
A manufacturing method of a clad material composed of a bronze alloy and a steel is provided, including: scattering a bronze alloy powder on a steel back metal; sintering the bronze alloy powder to obtain a bilayer material having a porous bronze alloy layer on the ...
07/06/2010
7687022Method for manufacturing a synchronizing ring
To manufacture a synchronizing ring of a synchronizing device for a variable-ratio gear transmission, this synchronizing ring having a ring body having locking teeth on an outer circumference and a friction lining made of a carbon nonwoven material bonded to a durop...
03/30/2010
7687021Method of fabricating a casing for turbine stator
The invention provides a method of fabricating a turbine stator casing, the method comprising the operations consisting in: between the walls of portions of a mold, forming a cavity of shape corresponding to the shape of the shroud of said casing, securing soluble c...
03/30/2010
7625520Manufacturing method for high yield rate of metal matrix composite sheet production
A manufacturing method for producing metal matrix composite (MMC) sheets without intermediate process losses associated with extrusion and rolling edge cracks. The method results in theoretical sheet yield rates from the initial MMC billet of up to 100%, compared to...
12/01/2009
7566414Method for manufacturing power-metallurgy processed NbSn superconducting wire, precursor to powder-metallurgy processed NbSn superconducting wire
A method for manufacturing a powder-metallurgy processed Nb3Sn superconducting wire is provided. In the method, a sheath made of Nb or a Nb alloy is filled with a raw material powder containing Sn. The sheath filled with the raw material powder is subject...
07/28/2009
7560065Method and system for manufacturing of multi-component complex shape parts consisting of monolithic and powder materials working at different performance conditions
Method and system for manufacturing multi-component complex shape parts consisting of monolithic and powder materials working at different performance conditions based on hot isostatic pressing of the monolithic elements and powder material including preliminary hea...
07/14/2009
7527762Method of producing heat pipe
A method (100) of producing a heat pipe includes the following steps: (1) inserting a mandrel (10) into a hollow metal casing (20) with a space formed between the hollow metal casing and the mandrel; (2) filling into the space with a slurry (...
05/05/2009
7521017Laser fabrication of discontinuously reinforced metal matrix composites
Disclosed are reinforced metal matrix composites and methods of shaping powder materials to form such composites. Articles of manufacture are formed in layers by a laser fabrication process. In the process, powder is melted and cooled to form successive layers of a ...
04/21/2009
7407082Advanced erosion resistant carbonitride cermets
The invention includes a cermet composition represented by the formula (PQ)(RS) comprising: a ceramic phase (PQ) and a binder phase (RS) wherein, P is a metal selected from the group consisting of Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, ...
08/05/2008
7347882Method of manufacturing of abrasive tools
A method of producing an abrasive tool, comprising the steps of preparing a blank of an abrasive tool including abrasing grains in a bond; placing the thusly formed blank in a container; covering the thusly formed blank in the container with at least a protective ma...
03/25/2008
7347968Method 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 hardness, there being no connective materials such as solder or glue betwe...
03/25/2008
7335427Preform and method of repairing nickel-base superalloys and components repaired thereby
A process for repairing a turbine component of a turbomachine, as well as a sintered preform used in the process and a high gamma-prime nickel-base superalloy component repaired thereby. The sintered preform contains a sintered mixture of powders of a cobalt-base br...
02/26/2008
7323140Moving microdroplets in a microfluidic device
The present invention relates to a system and method for moving samples, such as fluid, within a microfluidic system using a plurality of gas actuators for applying pressure at different locations within the microfluidic. The system includes a substrate which forms ...
01/29/2008
7303724Composite metallic materials and structures and methods of making the same
A composite material and method of making the same are disclosed. An example method for fabricating a composite material forms a core layer between opposing outer layers. The core layer includes a mixture of at least one metallic powder and at least one expanding ag...
12/04/2007
7300623Contact material, composite sintered contact component and method of producing same
A contact material which provides improved wear resistance as well as reduced adhesion utilizing the features of an intermetallic compound having an ordered phase, with the intention of (i) improving the seizure resistance and/or wear resistance of an implement bear...
11/27/2007
7279228Wear-resistant sintered contact material, wear-resistant sintered composite contact component and method of producing the same
A wear-resistant iron-based sintered contact material is provided which is sintered by powder sintering so as to have high density, high seizure resistance and wear resistance. A wear-resistant iron-based sintered composite contact component composed of the wear-res...
10/09/2007
7273026Roller follower body
The present invention relates to a roller follower, comprising an outer surface, enclosing a first cavity, a second cavity, and a transition opening, wherein the first cavity includes a first inner surface configured to house a cylindrical insert the second cavity i...
09/25/2007
7270786Methods and systems for processing microfluidic samples of particle containing fluids
The present invention relates to a microfluidic system for processing a cell-containing liquid. The system includes a microfabricated substrate having an enrichment channel to prepare an enriched cell sample from the cell-containing liquid. A flow through member is ...
09/18/2007
7255933Multi-layer sliding part and a method for its manufacture
A multi-layer sliding part is prepared by a process including mixing 1–50 parts by volume of a Cu-plated solid lubricant powder with 100 parts by volume of a Cu-based alloy powder comprising 5–20 mass % of Sn and a remainder of Cu to form a mixed powder, sinteri...
08/14/2007
7241416Metal 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 metal powder admixed with a binder (211) inter...
07/10/2007
7238018Method and apparatus for heating plastic extruding die
A coil surrounding only the tip of nozzles of a plastic extruding die is provided. By passing a high frequency current through the coil to selectively heat only the tip of the nozzles. Further, in a plastic extruding die in which a high frequency current is passed t...
07/03/2007
7226671Use of powder metal sintering/diffusion bonding to enable applying silicon carbide or rhenium alloys to face seal rotors
A method for making aerospace face seal rotors reinforced by rhenium metal, alloy, or composite in combination with silicon carbide or other ceramic. The resulting rotor also is disclosed. Ceramic grains, preferably silicon carbide (SiC), are mixed with powdered met...
06/05/2007
7195825Multi-layer sliding part and a method for its manufacture
A multi-layer sliding part is prepared by a process including mixing 1–50 parts by volume of a Cu-plated solid lubricant powder with 100 parts by volume of a Cu-based alloy powder comprising 5–20 mass % of Sn and a remainder of Cu to form a mixed powder, sinteri...
03/27/2007
7192557Methods and systems for releasing intracellular material from cells within microfluidic samples of fluids
The present invention relates to a microfluidic system for processing a cell-containing liquid. The system includes a lysing zone to receive the cell-containing sample and a positioning element to position the cell-containing sample in a lysing position in the vicin...
03/20/2007
7186369Method of forming a part made of a molybdenum-copper composite material
The present invention relates to a method of forming a part made of a molybdenum-copper composite material. The composite material is formed by forming a mixture of molybdenum, phenolic, and wax, laser sintering the mixture to form a green form, placing the green fo...
03/06/2007
7187744Method of providing a nuclear fuel and a fuel element provided by such a method
A method for providing a nuclear fuel includes forming a uranium-molybdenum alloy that provides an enhanced reactivity in research, test and radioisotope production nuclear reactors. In this uranium-molybdenum alloy, the uranium is enriched in the isotope 235-U, whi...
03/06/2007
7183633Optical cross-connect system
An optical cross-connect switch comprises a base (216), a flap (211) and one or more electrically conductive landing pads (222) connected to the flap (211). The flap (211) has a bottom portion that is movably coupled to the base (
02/27/2007
7180155Method for manufacturing thin-film multilayer electronic component and thin-film multilayer electronic component
In a method for manufacturing a thin-film multilayer electronic component, dielectric thin films and thin-film internal electrodes are alternately layered on each other to form a laminate. The thin-film internal electrodes are alternately displaced in a predetermine...
02/20/2007
7175802Refurbishing spent sputtering targets
Spent sputtering targets are refurbished by filling the depleted region of the target with new sputter material using a hot isostatic pressing or HIP'ing technique. ...
02/13/2007
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