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7628840 |
Metal nano-particles and method for preparing the same, dispersion of metal nano-particles and method for preparing the same, and thin metallic wire and metal film and method for preparing these substances
Each of the metal nano-particles present in a dispersion, which comprises at least one metal selected from the group consisting of precious metals and transition metals or an alloy of at least two...
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7588622 |
Process of fabricating metal spheres
A method of forming metal spheres includes ejecting a precisely measured droplet of molten metal from a molten metal mass, buffering the molten metal droplet to reduce the internal kinetic energy...
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7501095 |
Apparatus for on-line sampling of metal nanoparticle fluid and technique of the same
The invention provides an on-line sampling apparatus for the metal nanoparticle fluid of the vacuum submerged arc process and the method thereof, using the principle of the pressure difference...
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7384448 |
Method and apparatus for producing nano-particles of silver
Apparatus for producing silver nano-particle material comprises a furnace and a crucible positioned within the furnace, the crucible containing a quantity of precursor material, the furnace heating...
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7291200 |
Monodisperse spherical metal particles and manufacturing method therefor
It is an object of the present invention to provide spherical metal particles having excellent monodispersity. The present invention relates to a method of manufacturing monodisperse spherical...
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7246758 |
Metal atomizing device
A metal atomizing device includes a casing with an inlet tube for providing liquid metal into the casing and an outlet is defined through the casing. The inlet tube and the outlet share a common...
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7220292 |
Metallic fiber nonwoven fabric manufacturing apparatus, its manufacturing method and laminated aluminum material manufacturing method
The present invention provides a metallic fiber nonwoven fabric manufacturing apparatus mainly including a metallic fiber manufacturing apparatus ( 7 ), an ejection nozzle heater ( 5 ), a metallic...
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7192649 |
Passivation layer on aluminum surface and method thereof
A protective passivation layer is formed on the surface of an aluminum mass, such as bare aluminum particles, creating a protected aluminum mass. Formation of the protective layer onto the aluminum...
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7189278 |
Method and apparatus for producing semiconductor or metal particles
A method for producing semiconductor or metal particles comprises the steps of: storing a semiconductor or metal melt in a crucible having a nozzle; supplying a gas comprising at least one selected...
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7097686 |
Nickel powders, methods for producing powders and devices fabricated from same
Nickel powder batches and methods for producing nickel powder batches. The powder batches include particles having a small particle size, narrow size distribution and a spherical morphology. The...
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7094370 |
Method for the production of metal-carbon composite powders
Metal-carbon composite powders and methods for producing metal-carbon composite powders. The powders have a well-controlled microstructure and morphology and preferably have a small average...
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7083747 |
Aerosol method and apparatus, coated particulate products, and electronic devices made therefrom
Provided is an aerosol method, and accompanying apparatus, for preparing powdered products of a variety of materials involving the use of an ultrasonic aerosol generator ( 106 ) including a...
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7060219 |
Continuous method and apparatus for manufacture of uniform size flake or powder
A method and apparatus for continuous fabrication of homogeneous thin flake or powder electrolyte material from inorganic salt, metallic or similar materials or from mixtures of such materials for...
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6923842 |
Method and apparatus for producing fine particles, and fine particles
A method and apparatus are invented for producing fine particles, which can readily realize the formation of fine particles of sub-μm order to 100 micron order as well as fine particles of several...
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6916385 |
Method of manufacturing magnet materials, and ribbon-shaped magnet materials, powdered magnet materials and bonded magnets
Disclosed herein is a method of manufacturing a magnetic material which can provide a bonded magnet having excellent magnetic properties and having excellent reliability. A melt spinning apparatus ...
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6838021 |
Irregular shaped copper particles and methods of use
The present invention provides water atomized copper powder comprising substantially irregular shaped copper particles having at least a median D 50 particle size of from about 10 μm to about 50...
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6830633 |
Magnetic material manufacturing method, ribbon-shaped magnetic materials, powdered magnetic materials and bonded magnets
A magnetic material manufacturing method, a ribbon-shaped magnetic material manufactured by the method, a powdered magnetic material formed from the ribbon-shaped magnetic material and a bonded...
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6770366 |
Cored wire for introducing additives into a molten metal bath
The invention relates to a cored wire for introducing additives into a molten metal bath comprising a metallic sheath ( 5 ) containing an additive ( 6 ), which metallic sheath is covered by a...
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6713017 |
Metal-flake manufacturing apparatus
Cooling rolls are spaced to have a gas of a size greater than thickness of metal thin bodies to be produced. A nozzle is arranged to eject molten metal onto a surface of the cooling roll. The first...
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6689189 |
Metallurgical product
The present invention relates to a method for the production of abulk of molten steel in an electric arc furnace, comprising the formation of a foaming top slag. During at least one phase of the...
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6423113 |
Continuous fluid atomization of materials in a rapidly spinning cup
Fine powders are made from molten metals and alloys on a continuous basis. A rapidly spinning shallow cup has an atomizing fluid such as water, oil or any other hydrocarbon supplied to the cup to...
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6336953 |
Method for preparing metal powder
The present invention relates to a method for preparing metal powder by means of blowing a cooling liquid toward a flowing down melt metal flow characterized that the cooling liquid is successively...
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6312498 |
Method of manufacturing solder balls
Method for manufacturing solder balls is disclosed. The apparatus comprises a tundish, a vibrator, a cooling liquid tank, an inactive atmospheric chamber, a molten metal receiving tray, a ball...
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6287362 |
Production of metal lumps and apparatus therefor
Metal lumps or pebbles are produced by introducing a molten metal stream into a stream of water in a direction which is substantially the same as the direction of the water stream and at a velocity...
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6284015 |
Method for producing mono-dispersed spherical granules
The present invention relates to a method that comprises dispersing a stream of a melt flowing from a die by applying perturbations to said stream in an inert cooling gas which has an optimal...
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6260741 |
Method and apparatus for forming droplets
An apparatus for dispensing a fluid includes a dispensing chamber coupled to a dispensing orifice and a fluid reservoir. The dispensing chamber is coupled to a transducer which is adapted to change...
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6251158 |
Production of granules of reactive metals, for example magnesium and magnesium alloy
A process of producing granules of a reactive metal. The process comprises providing a source of molten reactive metal (41), forming discrete droplets (53) of the molten metal, contacting the...
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6241806 |
Recovering vanadium from petroleum coke as dust
A continuous process for recovering vanadium values from petroleum coke is disclosed. A vanadium containing coke is charged to a molten metal bath to which oxygen containing gas is added in an...
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6165247 |
Methods for producing platinum powders
Platinum powders and methods for producing platinum powders. The powders preferably have a small particle size, narrow size distribution and a spherical morphology. The method includes forming the...
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6103868 |
Organically-functionalized monodisperse nanocrystals of metals
Organically functionalized metal nanoparticles are produced by mixing a metal precursor with an organic surface passivant and reacting the resulting mixture with a reducing agent to generate free...
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6000242 |
Apparatus for and process of water granulating matte or slag
Molten matte or slag is water granulated by feeding molten matte or slag through a launder to a granulator tank. The tank includes sloping walls and is equipped with adjustable overflow weirs and...
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5980604 |
Spray formed multifunctional materials
Spray atomization of molten metal and/or intermetallic matrix composites reinforced with ceramic particles is practiced by atomizing the matrix into micron sized droplets and depositing the...
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5976216 |
Nickel-containing strengthened sintered ferritic stainless steels
Powder metallurgically produced ferritic stainless steel articles are strengthened by alloying the ferritic material with a small amount of nickel (up to 3.0% by weight). Alloying is carried out by...
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5917113 |
Process for producing spherical metal particles
A process for producing spherical metal particles comprises the step of spraying a molten metal in a chamber filled with a refrigerant gas through a centrifugal atomizer, wherein the refrigerant...
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5855642 |
System and method for producing fine metallic and ceramic powders
A system and method for producing fine powders. The system includes a rotary atomization device for forming a moving flow of a molten source material; a source of atomizing material; a nozzle for...
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5850047 |
Production of copper powder
A method of producing copper powder having little variation in its particle size and an excellent monodispersion properties. A copper complex ion solution is prepared from a copper-containing...
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5788738 |
Method of producing nanoscale powders by quenching of vapors
A thermal reactor system that produces nanoscale powders by ultra-rapid thermal quench processing of high-temperature vapors through a boundary-layer converging-diverging nozzle. A gas suspension...
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5643353 |
Controlling depoling and aging of piezoelectric transducers
Depoling and aging of a piezoelectric transducers used at elevated temperatures is controlled by poling the transducer, applying a bias voltage in the same direction as the transducer is poled to...
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5496391 |
Material and a method for forming a protective coating on a substrate of a copper-based alloy
A powdered metallic coating material is disclosed, having the following composition (in weight percent): TBL ______________________________________ Cu: 5-30 P: 0.1-4.0 B: 0.5-4.0 Si: 0.5-4.0...
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5482530 |
Cobalt metal powder and composite sintered articles produced therefrom
The invention relates to cobalt metal powders as a binder metal for the production of diamond and/or hard-metal tools and/or wear-resistant coatings and to composite sintered articles produced...
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5445033 |
Bottom pour melt flow rate measurement using magnetic field
This invention relates to an apparatus and method for directly measuring the bottom pour flow rate from heated ceramic crucible, hearth/tundish combinations used in metals refining/processing...
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5445666 |
Method for producing small metal balls approximately equal in diameter
In order to develop a method for producing at least approximately ball-shaped metallic particles at least almost equal in diameter such that a greater yield of particles at least almost equal in...
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5415679 |
Methods and apparatus for forming microdroplets of liquids at elevated temperatures
Microdroplets of liquids at elevated temperatures are formed by transferring the liquid to an electrostrictive ejection device and applying an electric field which induces a second order elastic...
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5411602 |
Solder compositions and methods of making same
Spherical solder drops having precise and accurate shape are formed by an ejection device and solidified to form solder balls for making solder pastes. The diameters of the solidified solder balls...
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5346530 |
Method for atomizing liquid metal utilizing liquid flow rate sensor
A method and apparatus for atomizing liquid metal are disclosed. A vessel supplies liquid metal through a pouring channel to an atomizing nozzle. A flow sensor provides at least one gas flow into...
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5259593 |
Apparatus for droplet stream manufacturing
A method of manufacture of a net form product, including directing a stream of liquid from a nozzle onto a collector of the shape of the desired product, applying a disturbance to the stream,...
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5147448 |
Techniques for producing fine metal powder
Techniques for producing fine metal powder are described, including producing droplets of molten metal to be formed into a powder, providing an environment including a substance specifically...
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5116434 |
Method of manufacturing, concentrating, and separating enhanced magnetic parameter material from other magnetic co-products
Disclosed is a method for forming a high magnetic parameter ferromagnetic material. The material has a distribution of magnetic parameters as solidified, and is separated into a first fraction...
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5055240 |
Method and apparatus for producing microshells
A method is described for forming hollow particles, or shells, of extremely small size. The shell material is heated to a molten temperature in the presence of a gas that is at least moderately...
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5039478 |
Copper alloys having improved softening resistance and a method of manufacture thereof
A method for the manufacture of copper base alloys having improved resistance to thermally induced softening is provided. The alloy composition is selected so that the alloy undergoes either a...
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