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| Number | Title | Issue Date |
| 7854785 | Method and apparatus for the recovery of the secondary metallurgy (LF) slag and its recycling in the steel production process by means of electric furnace A Method for the recovery of the secondary metallurgy (LF) slag from a plant for the production of steel, the method comprising a cooling step of the slag, by means of the passage of air and/or other gas, a breakdown step, a step of extracting the powder, wherein th... | 12/21/2010 |
| 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 |
| 7372056 | LPP EUV plasma source material target delivery system An EUV light generation system and method is disclosed that may comprise a droplet generator producing plasma source material target droplets traveling toward the vicinity of a plasma source material target irradiation site; a drive laser; a drive laser focusing opt... | 05/13/2008 |
| 7368130 | Microparticles A method of forming particles comprises accelerating a stream comprising a liquid; and vibrating the stream, to form particles. The particle may have a diameter that is smaller than the diameter of the nozzle used to form the stream, allowing for the formation of mi... | 05/06/2008 |
| 7331498 | Method for refining and homogeneously distributing alloying partners and for removing undesirable reaction products and slags in or from soft solder during the production of fine solder powder Method for refining and homogeneously distributing alloying partners and for removing undesired reaction products such as oxides and/or slag in or from soft solder during the production of fine solder powder, in which the solder alloy is melted in a high temperature... | 02/19/2008 |
| 7311753 | Method and device for the production of particles from liquid starting materials A method for the production of solid particles from a liquid medium includes the steps of forming a liquid film between an impact screen and an impact mass, the screen having an opening therethrough, moving the impact mass to effect a mechanical impulse on the film,... | 12/25/2007 |
| 7297178 | Method and device for producing spherical metal particles The invention relates to a process and a device (1) for the production of spherical metal particles (2) from a melt (3). In order to produce droplets a melt jet (8) is subjected to vibrations and is led through at least one nozzle (7 | 11/20/2007 |
| 7252814 | Preparation of nanoparticles The present invention provides a method and apparatus for the production of nanoparticles using a continuous flow miniaturised reaction vessel. In particular, the invention provides a method for preparing nanoparticles by a direct one-stage process. ... | 08/07/2007 |
| 7237679 | Process for sizing particles and producing particles separated into size distributions A process for separating particles of different sizes comprising projecting a stream of particles into a fluid medium; allowing the particles to develop differing trajectories in the fluid medium; providing at least two separate collection areas for different averag... | 07/03/2007 |
| 7193228 | EUV light source optical elements Apparatus and methods are disclosed for forming plasma generated EUV light source optical elements, e.g., reflectors comprising MLM stacks employing various binary layer materials and capping layer(s) including single and binary capping layers for utilization in pla... | 03/20/2007 |
| 7144441 | Process for producing materials reinforced with nanoparticles and articles formed thereby A method for forming a dispersion-strengthened material containing nanoparticles that are uniformly dispersed in a matrix phase. The method includes adding nanoparticles and a molten material to a container to form a pool within the container and rotating the contai... | 12/05/2006 |
| 7128852 | Aerosol method and apparatus, 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 plurality of ultrasonic transducers (120) underlying and ultraso... | 10/31/2006 |
| 7122816 | Method and apparatus for EUV light source target material handling An EUV light source plasma source material handling system and method is disclosed which may comprise a droplet generator having a droplet generator plasma source material reservoir in fluid communication with a droplet formation capillary and maintained within a se... | 10/17/2006 |
| 7097806 | Rapid surface cooling of solder droplets by flash evaporation A mist of liquid coolant is introduced into the path of atomized, molten, solder droplets. The mist and other conditions within the chamber are engineered to enable the liquid coolant droplets in the mist to contract the surfaces of molten solder droplets and be fla... | 08/29/2006 |
| RE39224 | Apparatus and method for making uniformly sized and shaped spheres Uniform sized and shaped spheres are formed by applying a minute periodic disturbance to a low viscosity liquid material. Pressure forces the material through at least one orifice in a crucible as a steady laminar stream. The stream enters an enclosed controlled tem... | 08/08/2006 |
| 7061161 | Small piezoelectric air pumps with unobstructed airflow A T-shaped blade, or one or more hollow tubes, are vibrationally excited by one or more piezoelectric elements to generate an airflow from a free end of the blade or tube(s). The airflow may be directed to, or drawn away from, an electronic component to cool the ele... | 06/13/2006 |
| 7029624 | High-speed fabrication of highly uniform metallic microspheres In a high-speed fabrication process for producing highly uniform metallic microspheres, a molten metal is passed through a small orifice, producing a stream of molten metal therefrom. A series of molten metal droplets forms from the break up of the capillary stream.... | 04/18/2006 |
| 6976639 | Apparatus and method for droplet steering An apparatus and method for droplet steering is disclosed herein. A throated structure having a nozzle defines a converging throat with an inlet and an outlet and a vectored fluid stream directed therethrough. The fluid stream is driven through the system via a vacu... | 12/20/2005 |
| 6969160 | Ballistic aerosol marking apparatus A toner gating apparatus for supplying toner through an aperture to a gas channel having a propellant stream. The toner gating apparatus has a traveling wave grid having electrodes. A first gating electrode is located proximate a first side of the aperture. A second... | 11/29/2005 |
| 6958848 | Capsules, materials for use therein and electrophoretic media and displays containing such capsules An encapsulation material, intended for use in encapsulated electrophoretic displays, comprises the coacervation product of a polyanionic polymer having a vinyl main chain and a plurality of anionic groups bonded to the main chain, with a cationic or zwitterionic wa... | 10/25/2005 |
| 6939388 | Method for making materials having artificially dispersed nano-size phases and articles made therewith A method for forming a nanocomposite material and articles made with the nanocomposite material are presented. The method comprises providing a molten material; providing a nano-sized material, the nano-sized material being substantially inert with respect to the mo... | 09/06/2005 |
| 6926860 | Method and apparatus for manufacturing minute metallic sphere A manufacturing method of minute metallic spheres of the present invention comprises a heating means for heating and melting a metal to form a metallic sphere, a measurement means for measuring the injected molten metal into a predetermined volume, and a cooling mea... | 08/09/2005 |
| 6814778 | Method for continuous mode solder jet apparatus A solder jet apparatus is disclosed The solder jet apparatus is a continuous mode solder jet that includes a blanking system and raster scan system. The use of the raster scan and blanking systems allows for a continuous stream of solder to be placed anywhere on the... | 11/09/2004 |
| 6780350 | Metal-carbon composite powders, methods for producing powders and devices fabricated from same Metal-carbon composite powders and methods for producing metal-carbon composite powers. The powders have a well-controlled microstructure and morphology and preferably have a small average particle size. The method includes forming the particles from an aerosol of p... | 08/24/2004 |
| 6770207 | Method for the leaching of solid matter from sludge The invention relates to a method for the leaching of solid matter from a sludge with the aid of a gas containing oxygen, whereby the solid matter of the sludge is recirculated in a tall reactor equipped with a central pipe in the centre of the reactor and a double-... | 08/03/2004 |
| 6676890 | Device for producing spherical balls Spherical balls, notably microballs of welding alloys, are produced by passing a melted material through vibrating orifices of a granulation pot, in order to form droplets which solidify when falling, by gravity, into a cooling tower filled with an inert ... | 01/13/2004 |
| 6562099 | High-speed fabrication of highly uniform metallic microspheres In a high-speed fabrication process for producing highly uniform metallic microspheres, a molten metal is passed through a small orifice, producing a stream of molten metal therefrom. A series of molten metal droplets forms from the break up of the capill... | 05/13/2003 |
| 6517602 | Solder ball and method for producing same A solder ball having a diameter of 1.2 mm or less, a dispersion of a diameter distribution of 5% or less and sphericity of 0.95 or more, an area ratio of the maximum dendrite being 80% or less of a cross section including a center of the solder ball, comp... | 02/11/2003 |
| 6511524 | Method and device for producing ball-shaped metallic particles at least almost equal in diameter Method and device for producing ball-shaped metallic particles substantially equal in diameter are disclosed. The device comprises a cylindrical metallic housing and a vessel provided on the cylindrical metallic housing. The vessel has a plurality of smal... | 01/28/2003 |
| 6491737 | High-speed fabrication of highly uniform ultra-small metallic microspheres In a high-speed fabrication process for producing highly uniform ultra-small metallic micro-spheres, a molten metal is passed through a small orifice, producing a stream of molten metal therefrom. A series of molten metal droplets forms from the break up ... | 12/10/2002 |
| 6461403 | Apparatus and method for the formation of uniform spherical particles The present invention relates to an apparatus and method for the formation of nearly spherical particles, particularly for the formation of metal or metal alloy particles with an induced duplex microstructure. The present invention provides an atomization... | 10/08/2002 |
| 6432330 | Jet system for spherical shape devices A system and method for making very small (e.g., 1 millimeter diameter) spherical shaped devices is disclosed. The system includes a supply system for providing predetermined amounts of raw material into a chamber, which is used for melting the raw materi... | 08/13/2002 |
| 6338809 | Aerosol method and apparatus, 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 plurality of ultrasonic transducers (120) underlying and ultrasonic... | 01/15/2002 |
| 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 collecting barrel and a cooling liquid reservoir. The tundish ... | 11/06/2001 |
| 6290745 | Method and device for producing soft solder powder The invention relates to a method and device for producing soft solder powder without pressure, in particular for producing spherical fine metal particles having a grain size ranging from 1-100 microns and a liquidus temperature | 09/18/2001 |
| 6248151 | Method of manufacturing three dimensional parts using an inert gas A method for manufacturing metal structures in which minute drops of a liquid metal are emitted from an acoustic device through an inert gas. The presence of the inert gas at the surface of the liquid metal prevent the formation of an oxide skin which wou... | 06/19/2001 |
| 6216765 | Apparatus and method for manufacturing a three-dimensional object Improved assembly and methods for manufacturing a three-dimensional object are described. The assembly includes a crucible for holding molten metal, an orifice disposed in the bottom of the crucible through which a jet of molten metal can flow towards a m... | 04/17/2001 |
| 6019814 | Method of manufacturing 3D parts using a sacrificial material A method for manufacturing precise complex three dimensional structures in which minute drops of both a product layer and a sacrificial layer are emitted from an acoustic device. The process is a two step process wherein first the three dimensional struct... | 02/01/2000 |
| 6007183 | Acoustic metal jet fabrication using an inert gas A method for manufacturing metal structures in which minute drops of a liquid metal are emitted from an acoustic device through an inert gas. The presence of the inert gas at the surface of the liquid metal prevent the formation of an oxide skin which wou... | 12/28/1999 |
| 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 semisolid droplets in a bulk deposition upon a temperature contro... | 11/09/1999 |
