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| Number | Title | Issue Date |
| 8110021 | Synthesis of PtCo nanoparticles Synthesis of nanoparticles with particle size control is provided by the method of using two different metal-containing precursors, a capping component, an optional reducing agent, and then contacting the two precursors with the capping component to form a reaction ... | 02/07/2012 |
| 8038763 | Au-Pt heteroaggregate dendritic nanostructures and Au-Pt alloy nanoparticles and their use as catalysts Au—Pt heteroaggregate dendritic nanostructures and AuPt alloy nanoparticles, and their use as anodic catalysts in fuel cells. ... | 10/18/2011 |
| 7905943 | Synthesis of hybrid inorganic nanoparticle structures using peptides Bimetallic hybrid nanostructures exhibit enhanced properties beyond a single composition nanoparticle, but present technical challenges for synthesis that includes the ability to process two or more materials while offering control over structural arrangement. Unlik... | 03/15/2011 |
| 7879131 | Metal encapsulation A process for encapsulating metal microparticles in a pH sensitive polymer matrix using a suspension containing the polymer. The process first disperses the metal particles in a polymeric solution consisting of a pH sensitive polymer. The particles are then encapsul... | 02/01/2011 |
| 7867316 | Method of manufacturing metal nanoparticles The present invention relates to a method for manufacturing metal nanoparticles including: preparing a first solution including a metal precursor and a non-polar solvent; preparing a second solution with adding a capping molecule presented by the following Formula 1... | 01/11/2011 |
| 7785392 | Method for manufacturing metal nanoparticles The present invention relates to a method for manufacturing metal nanoparticles, more particularly to a method for manufacturing metal nanoparticles, which includes: preparing a mixed solution including capping molecules, a metal catalyst, a reducing agent, and an o... | 08/31/2010 |
| 7753989 | Direct passivation of metal powder A method of producing passivated Ti or Ti alloy particles with oxygen concentrations of less than about 900 parts per million (ppm), which includes introducing a halide vapor of Ti or the metal constituents of the alloy at sonic velocity or greater into a stream of ... | 07/13/2010 |
| 7717977 | Method and unit for continuously producing metal microparticle The producing unit for continuously producing metal microparticles formed of a multicomponent alloy accompanied by the generation of a byproduct gas through an early reaction of the formation of the metal particles comprises a first mixing unit for continuously supp... | 05/18/2010 |
| 7632332 | Preparation of iron-titanium nanoparticles The present teachings are directed towards methods of producing iron and titanium-containing nanoparticles by reducing iron and titanium-containing precursors with alkali or alkaline-earth metal-containing reducing agents in the presence of a suitable surfactant, an... | 12/15/2009 |
| 7621977 | System and method of producing metals and alloys A system and method of producing an elemental material or an alloy from a halide of the elemental material or halide mixtures. The vapor halide of an elemental material or halide mixtures are introduced into a liquid phase of a reducing metal of an alkali metal or a... | 11/24/2009 |
| 7575621 | Separation of metal nanoparticles A process for the production of metal nanoparticles. Nanoparticles are formed by combining a metal compound with a solution that comprises a polyol and a substance that is capable of being adsorbed on the nanoparticles. The nanoparticles are precipitated by adding a... | 08/18/2009 |
| 7566357 | Method of producing fine-particle copper powders Methods for producing finely divided copper or copper alloy powders are described, from compositions containing metal ions and an alkanolamine, preferably monoethanolamine, wherein the alkanolamine acts as a primary reducing agent. In preferred embodiments the metho... | 07/28/2009 |
| 7547347 | Synthesis of nano-materials in ionic liquids A method of synthesizing nanoparticles includes: combining at least one stabilizing agent, at least one precursor and an ionic liquid to form a reaction mixture; heating the reaction mixture to a predetermined temperature to form the nanoparticles and cause the nano... | 06/16/2009 |
| 7537636 | Methods of making superfine alloys A method of making a superfine alloy comprises: incorporating a grain growth inhibitor polymeric precursor into a composition for synthesis of a superfine material; synthesizing the superfine material from the composition comprising the incorporated precursor; incor... | 05/26/2009 |
| 7503959 | Method for manufacturing rhenium-containing alloy powder, rhenium-containing alloy powder, and conductor paste Metal particles that can be alloyed with rhenium are dispersed as a main component in a gas phase, a rhenium oxide vapor is made to be present around these particles, the rhenium oxide is reduced, and the rhenium precipitated on the surface of the main component met... | 03/17/2009 |
| 7470309 | Manufacturing method for ultra fine composite powder of tungsten carbide and cobalt The present invention relates to an economically excellent method for manufacturing ultra fine tungsten carbide-cobalt composite powder having tungsten compound and cobalt compound as its raw material. More particularly, the present invention provides a manufacturin... | 12/30/2008 |
| 7419528 | Method for fabricating a superalloy article without any melting A metallic article made of metallic constituent elements is fabricated from a mixture of nonmetallic precursor compounds of the metallic constituent elements. The mixture of nonmetallic precursor compounds contains more of a base-metal element, such as nickel, cobal... | 09/02/2008 |
| 7416697 | Method for preparing a metallic article having an other additive constituent, without any melting A method for preparing an article of a base metal alloyed with an alloying element includes the steps of preparing a compound mixture by the steps of providing a chemically reducible nonmetallic base-metal precursor compound of a base metal, providing a chemically r... | 08/26/2008 |
| 7416579 | Preparing nanosize platinum-titanium alloys Nanometer sized particles containing titanium and platinum are prepared by a sonochemical process. Compounds of the metals are dissolved, suspended, or diluted in a low vapor pressure liquid medium, preferably at a sub-ambient temperature. A reducing gas is bubbled ... | 08/26/2008 |
| 7407527 | Synthesis of mono-disperse and highly crystalline nano-particles of metals, alloys, metal-oxides, and multi-metallic oxides without a size-selection process A synthetic method of fabricating highly crystalline and monodisperse nanoparticles of metals, multi-metallic alloys, monometallic oxides and multi-metallic oxides without a size selection process are disclosed. A typical synthetic method comprises the steps of, syn... | 08/05/2008 |
| 7404842 | Microfabricated hydrogen storage device and metal hydride fuel cell/battery A hydrogen storage system is described that can fabricated under ambient atmospheric conditions and humidity. The hydrogen storage system includes hydrogen-absorbing alloy particles, such as ABx-type alloys, for example LaNi4.7Al0.3,... | 07/29/2008 |
| 7384447 | Coated nickel-containing powders, methods and apparatus for producing such powders and devices fabricated from same Nickel powder batches including coated nickel-containing particles and methods for producing the same. The coated nickel-containing particles having have a small particle size, narrow size distribution and a spherical morphology. The present invention is also direct... | 06/10/2008 |
| 7384596 | Method for producing a metallic article having a graded composition, without melting A method for preparing a metallic article made of metallic constituent elements includes furnishing a mixture of nonmetallic precursor compounds of the metallic constituent elements. The method further includes chemically reducing the mixture of nonmetallic precurso... | 06/10/2008 |
| 7361205 | Method for production of metallic elements of high purity such as chromes The invention relates to a method of producing granules made of high purity metal or metal alloy, in particular based on chromium, the method being characterized in that it comprises the steps consisting in: preparing a metal or a metal alloy having non-metallic inc... | 04/22/2008 |
| 7354472 | Metalothermic reduction of refractory metal oxides A method of producing a refractory metal powder by (A) combining (i) an oxide particle component and (ii) a reducing agent; (B) forming a substantially uniform mixture of (i) and (ii); (C) continuously feeding the mixture into a furnace; (D) igniting the mixture at ... | 04/08/2008 |
| 7354471 | Coated silver-containing particles, method and apparatus of manufacture, and silver-containing devices made therefrom Provided are silver-containing powders and a method and apparatus for manufacturing the silver-containing particles of high quality, of a small size and narrow size distribution. An aerosol is generated from liquid feed and sent to a furnace, where liquid in droplet... | 04/08/2008 |
| 7351272 | Method and apparatus for controlling the size of powder produced by the Armstrong process A method of controlling the size and morphology of powder made by the subsurface injection of a halide vapor into a liquid metal is disclosed. A reaction zone is established and the temperature thereof or the time the powder remains therein is controlled to change p... | 04/01/2008 |
| 7347885 | Synthesis of metal nanoparticle compositions from metallic and ethynyl compounds A process of making metal nanoparticles comprising the steps of: providing a precursor composition comprising at least one metallic compound and at least one organic compound; wherein the organic compound is selected from the group consisting of an ethynyl compound,... | 03/25/2008 |
| 7335245 | Metal and alloy nanoparticles and synthesis methods thereof The present teachings are directed toward single metal and alloy nanoparticles and synthesis methods for preparing single metal and alloy nanoparticles. ... | 02/26/2008 |
| 7329381 | Method for fabricating a metallic article without any melting A metallic article made of metallic constituent elements is fabricated from a mixture of nonmetallic precursor compounds of the metallic constituent elements. The mixture of nonmetallic precursor compounds is chemically reduced to produce an initial metallic materia... | 02/12/2008 |
| 7324324 | Multilayer electronic component and manufacturing method thereof A multilayer electronic component is composed of a ceramic body obtained by laminating a plurality of ceramic layers via a conductor layer. The conductor layer is a plated film and extracted to one end face of the ceramic body, thereby contributing to the formation ... | 01/29/2008 |
| 7316725 | Copper powders methods for producing powders and devices fabricated from same Copper metal powders, methods for producing copper metal powders and products incorporating the powders. The copper metal powders have a small particle size, narrow size distribution and a spherical morphology. The method includes forming the metal particles in a co... | 01/08/2008 |
| 7311754 | Molecular decomposition processes for the synthesis of nanosize metallic powders A method for synthesizing nanosize metallic powders can include providing a metallic precursor. The metallic precursor can include a metal alloy formed having a fugitive constituent and a target metal. The fugitive constituent and target metal are chosen such that t... | 12/25/2007 |
| 7309374 | Diffusion bonded nickel-copper powder metallurgy powder In contrast to current industrial practice where alloying powders are added to starting powder metallurgy compositions either as powder mixtures or fully prealloyed powders, the present invention posits a diffusion bonded nickel-copper precursor additive mixture for... | 12/18/2007 |
| 7309373 | Method of making a ceramic body of densified tungsten carbide A method of making tungsten carbide and a method of making a densified tungsten carbide-containing ceramic body with a transverse rupture strength greater than 300,000 psi are disclosed. ... | 12/18/2007 |
| 7297179 | Method of producing metal particles, and metal oxide obtained from the particles A method of producing (1) metal particles or (2) metal fine-particles, which contains: jetting out two solutions of (1) a metal salt solution and a reducing agent solution, or (2) a metal ion-containing solution and a hydroxide ion-containing solution, from respecti... | 11/20/2007 |
| 7291201 | Method for making nano-scale lead-free solder A method for making Nano-scale lead-free solder includes the following steps of: forming a mixture solution Sn-Ag or Sn-Ag-Cu; making NaBH4, NaOH and alkyl C12H25OSO3Na to a reducing dispersing solution; producing reactant... | 11/06/2007 |
| 7288134 | Dumbbell-like nanoparticles and a process of forming the same Dumbbell-shaped or flower-shaped nanoparticles and a process of forming the same, wherein the process comprises forming a mixture of a nanoparticle with a precursor in a first solvent, wherein the nanoparticle comprises a hydrophobic outer coating; heating the mixtu... | 10/30/2007 |
| 7276193 | Method for forming ultrafine particle brittle material at low temperature and ultrafine particle brittle material for use therein A method for forming an ultrafine particle brittle material at low temperature which includes the steps of applying a mechanical impact force or a pressure to a ultrafine particle brittle material so as to have a percentage in the ultrafine particles having a primar... | 10/02/2007 |
| 7277268 | Laminated ceramic capacitor A metal alloy powder containing at least two alloying elements selected from the group of Ni, Cu, Cr, Sn, Mn, Co and W containing 1 to 99% by weight Ni, 1 to 99% by weight Cu, 6 to 60% by weight Cr, 6 to 15% by weight Sn, 6 to 15% by weight Mn, 6 to 15% by weight Co... | 10/02/2007 |
