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| Number | Title | Issue Date |
| 8156996 | Casting apparatus and method A nucleated casting apparatus including an atomizing nozzle configured to produce a droplet spray of a metallic material, a mold configured to receive the droplet spray and form a preform therein, and a gas injector which can limit, and possibly prevent, overspray f... | 04/17/2012 |
| 7562693 | Spraying apparatus for forming low-melting-point metal mold A spraying apparatus for forming low-melting-point metal mold. The spraying apparatus includes a frame body having a platform. A close space having an operation area is defined above the platform. An adjustment seat having an operation table is arranged on one side ... | 07/21/2009 |
| 7290589 | Control of deposition and other processes Material is incrementally deposited using material directed toward a deposition zone. The scan path of the directed material is controlled according to a path plan derived to reduce derivation from an ideal uniform temperature profile for the deposition during the d... | 11/06/2007 |
| 7286898 | Lead time reduction for manufacturing of tooling The specification and drawings present a new method and a system for organizing and structuring a process of tool manufacturing with a reduced lead time. The manufacturing of the component tooling can be applied (but not be limited) to: mold tooling, injection mold ... | 10/23/2007 |
| 7273669 | Spray-formed articles made of pseudo-alloy and method for making the same Method and arrangement for spray forming an article. The method includes spraying a plurality of metal streams upon a low-heat resistant model and thereby forming a spray formed article. Each of the plurality of metal streams is composed of moltenized droplets, and ... | 09/25/2007 |
| 7261779 | System, method, and apparatus for continuous synthesis of single-walled carbon nanotubes A process for producing single-walled carbon nanotubes in a continuous manner includes carbon plasma generation, plasma stabilization, and product deposition. The plasma is generated by electrical resistance heating or electron beam vaporization of feedstock. The pl... | 08/28/2007 |
| 7258155 | Ingot mould for quenching metals and ingots thus obtained An ingot mold for metals which is intended for the production of an ingot through the cooling and solidification of a liquid metal mass. The mold includes a wall which defines a base and an inner surface having a part S, known as the cooling surface, which can disch... | 08/21/2007 |
| 7220115 | 3-D product printing system incorporating an electrical connection printhead A system that prints three dimensional products, the system including at least one printhead that prints electrical connections to at least one object incorporated in the products. ... | 05/22/2007 |
| 7168935 | Solid freeform fabrication apparatus and methods An apparatus for formation of a three dimensional object comprising a sealed container; an electron beam subsystem capable of directing energy within said container; a positioning subsystem contained within said container; a wire feed subsystem contained within said... | 01/30/2007 |
| 7073561 | Solid freeform fabrication system and method A system and method of solid freeform work piece fabrication through layered deposition of feedstock material on a mold structure. An energy beam and feedstock are fed to a feed point adjacent to a mold structure, thereby forming a molten puddle. The feed point is m... | 07/11/2006 |
| 7028743 | High field contrast magnetic stampers/imprinters for contact patterning of magnetic media A high field contrast magnetic stamper/imprinter for use in patterning of magnetic and magneto-optical (MO) recording media by contact printing, comprises: (a) a layer of a magnetic material having a high saturation magnetization B... | 04/18/2006 |
| 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 |
| 6945306 | Control of deposition and other processes A system for incrementally depositing material includes a delivery system for directing a material toward a deposition zone (5), a monitoring system for monitoring a parameter of the deposited (a) material and a processing system (11) arranged to obtai... | 09/20/2005 |
| 6932865 | System and method of making single-crystal structures through free-form fabrication techniques A single-crystal structure is grown using free-form fabrication through principles of directional solidification and direct-deposition techniques. The structure is formed from a metallic alloy by building from feedstock on top of and upward from a heated base elemen... | 08/23/2005 |
| 6640878 | Automated spray form cell Spray form cell including a two-wavelength imaging pyrometer adapted to provide real-time measurement of the surface temperature distribution of a metal billet thereby formed. The steel billets may be advantageously used as tools in metal forming processe... | 11/04/2003 |
| 6527041 | Methods and apparatus for forming solder balls Methods and apparatus for forming a plurality of uniformly sized solder balls utilize a stencil having a plurality of holes of uniform volume disposed on a substrate. Solder is disposed in the holes of the stencil on the substrate. Typically, the solder i... | 03/04/2003 |
| 6523736 | Methods and apparatus for forming solder balls Methods and apparatus for forming a plurality of uniformly sized solder balls utilize a stencil having a plurality of holes of uniform volume disposed on a substrate. Solder is disposed in the holes of the stencil on the substrate. Typically, the solder i... | 02/25/2003 |
| 6514342 | Linear nozzle with tailored gas plumes There is claimed a method for depositing fluid material from a linear nozzle in a substantially uniform manner across and along a surface. The method includes directing gaseous medium through said nozzle to provide a gaseous stream at the nozzle exit that... | 02/04/2003 |
| 6461669 | Coating mechanism and coating method of powdery mold releasing agent There provided a powder supply means for supplying a powdery mold releasing agent to a basin and a pressure reduction means for reducing a pressure in a cavity, and in a casting work the powdery mold releasing agent is supplied through a basin into a cavi... | 10/08/2002 |
| 6228186 | Method for manufacturing metal sputtering target for use in DC magnetron so that target has reduced number of conduction anomalies Improved targets for use in DC_magnetron sputtering of aluminum or like metals are disclosed for forming metallization films having low defect densities. Methods for manufacturing and using such targets are also disclosed. Conductivity anomalies such as t... | 05/08/2001 |
| 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 |
| 6202734 | Apparatus for jet application of molten metal droplets for manufacture of metal parts The apparatus comprises a device for supplying molten metal, a device for heating molten metal such that it remains fluid while within the apparatus, a device for applying a magnetic field in a direction perpendicular to the device for supplying molten me... | 03/20/2001 |
| 5960853 | Apparatus for creating a free-form three-dimensional article using a layer-by-layer deposition of a molten metal and deposition of a powdered metal as a support material An apparatus for the accurate formation of a three-dimensional article comprises providing a first quantity and a second quantity of substantially uniform size droplets of a desired material wherein each droplet has a positive or negative charge. Each qua... | 10/05/1999 |
| 5954112 | Manufacturing of large diameter spray formed components using supplemental heating A process for manufacturing large diameter, spray formed billets, rings, or tubular forms by spraying atomized molten metal onto a rotating surface. The rotating surface has a collector surface that is maintained at a predetermined temperature or reheated... | 09/21/1999 |
| 5799717 | Copper alloy mold for casting aluminum or aluminum alloy A mold for casting aluminum or aluminum alloy made of a copper alloy having a thermal conductivity of not less than 0.20 cal/s.cndot.cm°C. The mold cavity surface is locally or entirely formed with a coated layer. The coated layer may be either (i) a cer... | 09/01/1998 |
| 5778964 | Solid spherical body manufacturing apparatus An apparatus for manufacturing a solid spherical body of solder having high sphericity and high dimensional accuracy comprising a flat plate having a plurality of holes which penetrate the flat plate opening at its upper and lower surfaces, said upper sur... | 07/14/1998 |
| 5472038 | Production of spray deposits A method and apparatus for the production of a deposit such as a bar (1) is provided. The deposit has a longitudinal outer surface (2) and a front face deposition surface (3). The spray deposition comprises atomized droplets produced by outer and inner sp... | 12/05/1995 |
| 5343926 | Metal spray forming using multiple nozzles Metal is spray cast onto a moving substrate using at least two sprays, the first of which has a solid fraction greater than 20% at the time the spray contacts the substrate, but less than the solid fraction of the second spray.... | 09/06/1994 |
| 5255732 | Lower structure of a mould for the pressure casting of flat products such as slabs and method for mounting and removing the lower spacer of this mould Lower structure of a mould for the pressure casting of flat products such as slabs and method for mount and removing the lower spacer of this mould is provided. The lower structure of the mould includes an intermediate beam (26) resting freely on a frame ... | 10/26/1993 |
| 5184664 | Mold for lead casting A mold for lead casting comprising a porous metal material which does not form an alloy with molten lead and which has a thermal conductivity of from 3-15 kcal/(m.multidot.hr.multidot.°C.) and having a percentage of pores having a radius larger than or e... | 02/09/1993 |
| 5178826 | Method and apparatus for the production of nodular or compacted graphite iron castings A method for producing nodular or compacted graphite iron castings in a mould having a sprue, an ingate and a mould cavity, having a first part below and a second part above the level of the ingate, comprises delivering particulate magnesium-containing an... | 01/12/1993 |
| 5176874 | Controlled process for the production of a spray of atomized metal droplets A process and apparatus for producing a spray of atomized metal droplets includes providing an apparatus that forms a spray of molten metal droplets, the apparatus including a metal source and a metal stream atomizer, producing a stream of liquid metal fr... | 01/05/1993 |
| 4945973 | Thermal conductivity of substrate material correlated with atomizing gas-produced steady state temperature A molten metal gas-atomizing spray-depositing apparatus has an atomizer which employs a pressurized gas flow for atomizing a stream of molten metal into a spray pattern of semi-solid metal particles and producing a flow of the particles along with the gas... | 08/07/1990 |
| 4926924 | Deposition method including recycled solid particles A stream of molten metal is atomized to form a spray and additional cooling is achieved by applying to the stream or spray relatively cold solid particles. The solid particles are preferably injected into the spray and may be formed from overspray particl... | 05/22/1990 |
| 4846250 | Method of casting a handle for a surgical blade The handle is made by casting in a two part mold. The lower mold part includes a vertical split post having two vertical spaced posts with their upper ends in the form of lateral tabs. The upper mold part has a flat wall member cooperating with the latera... | 07/11/1989 |
| 4807688 | Submerged casting Metal castings are prepared using rigid closed molds by submerging the mold in a bath of lower temperature molten metal, with removal of the mold from the bath being handled to hold the metal inside the mold, but to allow the excess metal to run off the e... | 02/28/1989 |
| 4667726 | Method of and apparatus for immersion casting Metal castings are prepared using thin rigid closed molds by submerging the mold in a bath of high temperature molten metal, with removal of the mold from the bath being handled to hold the metal inside the mold, but to allow the excess metal to run off t... | 05/26/1987 |
| 4616690 | Process and apparatus for moulding ingots of ferro-alloys by chill casting in a cooled copper mould The present invention concerns a process and an apparatus for moulding ingots of ferro-alloys by chill casting in a cooled copper mould. The apparatus comprises: an ingot mould (1) of copper, which is formed from two mould halves (2), at least one of which com... | 10/14/1986 |
| 4411305 | Metal founding Metal founding in a glass-ceramic mold which is reusable.... | 10/25/1983 |
| 4276924 | Method and apparatus for casting a splat-cooled flexure member A machine for manufacturing high strength flexure hinges having use in accelerometers. A source of metal material is splat-cooled after it has been heated to a molten state. An induction heater heats the metal material to the molten state and the molten m... | 07/07/1981 |
