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| Number | Title | Issue Date |
| 7758804 | Method for making compacted products and iron-based powder comprising lubricant The invention concerns a method for producing products and coarse iron-based powder comprising a lubricant having a crystalline melting point below 25° C., a viscosity (η) at 40° C. above 15 mPas and wherein said viscosity is temperature dependent according to th... | 07/20/2010 |
| 7273527 | Production method for powdered core The present invention provides a production method for a powdered core, including steps of preparing a mixture including a soft magnetic powder and a resin powder to obtain a mixture, compacting the mixture into a predetermined shape to obtain a green compact and he... | 09/25/2007 |
| 7244286 | Copper alloy powder for electrically conductive paste A copper alloy powder for an electrically conductive paste is provided, which is characterized in that the copper alloy powder comprises 80 to 99.9 mass % of Cu and 0.1 to 20 mass % of one or two elements selected from the group consisting of Ta and W and has an ave... | 07/17/2007 |
| 7232473 | Composite material containing tungsten and bronze High-density composite materials comprising tungsten and bronze are useful as lead replacements in the production of ammunition, weights and other high density articles. The composition of the composite, articles manufactured using the composite, and a process for m... | 06/19/2007 |
| 7220380 | System and method for fabricating a three-dimensional metal object using solid free-form fabrication A method for solid free-form fabrication of a three-dimensional metal object includes depositing a particulate blend in a defined region, the particulate blend including a number of metal or metal alloy particulates and a peroxide, and selectively ink-jetting a bind... | 05/22/2007 |
| 7211158 | Production method for powdered core The present invention provides a production method for a powdered core, including steps of preparing a mixture including a soft magnetic powder and a resin powder to obtain a mixture, compacting the mixture into a predetermined shape to obtain a green compact and he... | 05/01/2007 |
| 7205043 | Pressure resistant anechoic coating for undersea platforms A composite material containing inclusions of spherical shells in which each spherical shell encapsulates a rubber core with ferrite loading. The inclusions are embedded in a matrix material of syntactic foam. The spherical shells are made from glass and therefore a... | 04/17/2007 |
| 7160502 | Method for producing anode for rechargeable battery The present invention relates to a method for readily producing an anode for rechargeable batteries having conflicting properties in good balance, including the corrosion resistance and the activities such as the initial activity and the high rate discharge performa... | 01/09/2007 |
| 7137443 | Brazed wick for a heat transfer device and method of making same A capillary structure for a heat transfer device, such as a heat pipe is provided having a plurality of particles joined together by a brazing compound such that fillets of the brazing compound are formed between adjacent ones of the plurality of particles. In this ... | 11/21/2006 |
| 7087264 | Ultrasonic transducer, method for manufacturing ultrasonic transducer, and ultrasonic flowmeter It is an object of the present invention to provide an ultrasonic transducer, which is so configured as to reduce the variations in characteristics, thereby to enable the stabilization of the precision, as well as to enable the improvement of the durability, and the... | 08/08/2006 |
| 7083760 | Method of forming a powder compact This invention provides a method of forming a powder compact which can produce a high density compact under a high pressure and at the same time can reduce pressure for ejecting the compact from a die. This method comprises the application step of applying a ... | 08/01/2006 |
| 7074254 | Binder for powder metallurgy, mixed powder for powder metallurgy and method for producing same The invention aims to provide a binder for powder metallurgy, the binder containing an epoxy resin which is liquid at room temperature and a curing agent having at least one functional group selected from the group consisting of amino, mercapto and carboxyl groups. ... | 07/11/2006 |
| 7075163 | Electromagnetic noise suppressor, semiconductor device using the same, and method of manufacturing the same In a semiconductor bare chip (57) on the front surface whereof is formed an integrated circuit, a magnetic loss film 55 is formed on the back surface of that semiconductor bare chip. ... | 07/11/2006 |
| 7041995 | Lead substitute material for radiation protection purposes The invention relates o a lead substitute material for radiation protection purposes. The lead substitute material comprises Sn, Bi and optionally W or compounds of said metals and the composition of the lead-substitute material is a function of the nominal lead equ... | 05/09/2006 |
| 6887295 | Powder metallurgy lubricants, compositions, and methods for using the same The present invention relates to improved metallurgical powder compositions that incorporate solid lubricants, methods for preparing and using the same, and methods of making compacted parts. Ejection properties, such as stripping pressure and sliding pressure, of c... | 05/03/2005 |
| 6849229 | Production of injection-molded metallic articles using chemically reduced nonmetallic precursor compounds A method of preparing an article made of a metallic material having its constituent elements includes the steps of furnishing at least one nonmetallic precursor compound, wherein all of the nonmetallic precursor compounds collectively include the constituent element... | 02/01/2005 |
| 6814776 | Iron base rare earth alloy powder and compound comprising iron base rare earth alloy powder and permanent magnet using the same An iron-based rare-earth alloy powder includes: a first iron-based rare-earth alloy powder, which has a mean particle size of 10 μm to 70 μm and of which the powder particles have aspect ratios of 0.4 to 1.0; and a second iron-based rare-earth alloy powder, which ... | 11/09/2004 |
| 6797220 | Methods for preparation of three-dimensional bodies Processes for mechanically fabricating two and three-dimensional fibrous monolith composites include preparing a fibrous monolith filament from a core composition of a first powder material and a boundary material of a second powder material. The filament includes a... | 09/28/2004 |
| 6749802 | Pressing process for tungsten articles A manufacturing process for articles that are formed from powders containing tungsten and at least one binder. The manufacturing process includes compacting the mixture of powders under a first pressure to yield a desired intermediate structure, then reshaping the s... | 06/15/2004 |
| 6740289 | Method of producing a composite magnetic sheet An atomized mixture of flat soft magnetic powder and an organic binding agent is rolled by mutually confronting two rolling rolls so as to easily produce a composite magnetic sheet excellent in electromagnetic wave absorption characteristic. A plurality of the compo... | 05/25/2004 |
| 6733703 | Method for controlling the dimensions of bodies made from sinterable materials Precise control of the shrinkage upon sintering of bodies made from mixtures of particulate materials and organic binders is achieved through precision pycnometry of the particulate materials and of the resulting sintered bodies, thus allowing a single molding tool ... | 05/11/2004 |
| 6689183 | Ferrite powder coating insulating layer for molding a powder metal core A composition of metal powder for powder metallurgy applications comprising an iron-based powder metal admixed with a minority fraction of a ferrite powder having a lesser particle-size distribution. The ferrite particles are associated with an exterior s... | 02/10/2004 |
| 6656290 | Soldering paste for hard-soldering and coating aluminum and aluminum alloys A soldering paste for hard-soldering and coating working parts made of aluminum or aluminum alloys, which contains 25 to 35 percent in weight of a water-miscible organic binding agent on the basis of aliphatic glycols, 25 to 45 percent in weight of an alu... | 12/02/2003 |
| 6639787 | Modified oxygen reduced valve metal oxides Pressed material such as anodes are described and formed from oxygen reduced oxide powders using additives, such as binders and/or lubricants. Methods to form the pressed material are also described, such as with the use of atomizing, spray drying, fluid ... | 10/28/2003 |
| 6607692 | Method of manufacture of a powder-based firearm ammunition projectile employing electrostatic charge A first metal powder having a density greater than the density of lead is mixed with a second metal powder having a density not greater than the density of lead and a matrix micronized polymeric powder which is itself a poor electrical conductor but susce... | 08/19/2003 |
| 6551375 | Ammunition using non-toxic metals and binders Tungsten powder is mixed with a second powder metal and a binder to be used as small arms projectiles and shot pellets for use in shot guns which is cost effective to produce and which can perform ballistically. Ballistic performance equal to or superior ... | 04/22/2003 |
| 6546968 | Bond magnet and manufacturing method thereof, and actuator therewith A bond magnet comprises a molded body in which a mixture of flake of magnet material comprising rare earth element-iron-nitrogen as main component, TbCu7 type crystal phase as a principal phase and a thickness of less than 200 μm a binder is c... | 04/15/2003 |
| 6544352 | Method for the compaction of soft magnetic powder Disclosed is a method for the compaction of a soft magnetic powder capable of manufacturing a green compact which has attained high density and high strength, is excellent in mechanical properties and magnetic properties, and does not cause a reduction in... | 04/08/2003 |
| 6517774 | High density composite material The present invention is related to a family of materials that may act as a replacement for lead in applications where the high density of lead is important, but where the toxicity of lead is undesirable. The present invention more particularly provides a... | 02/11/2003 |
| 6503445 | Iron-based powder composition for powder metallurgy having higher flowability and higher compactibility and process for production thereof A process for producing an iron-based powder composition for powder metallurgy having excellent flowability at room temperature and a warm compaction temperature, having improved compactibility enabling lowering ejection force in compaction, and to provid... | 01/07/2003 |
| 6451082 | Iron-based powder mixture for powder metallurgy, process for producing the same, and method of forming a molding from the same An iron-based powder composition is provided that is greatly flowable and compactible and less dependent on temperature with respect to flowability and compactibility at room temperature or during warming. The iron-based powder composition includes an iro... | 09/17/2002 |
| 6399018 | Powdered material rapid production tooling method and objects produced therefrom Solid objects are made by means of a novel multi-step forming, debinding, sintering and infiltrating process, using a metal-ceramic composition. In this process, the mixture is held for a period of time to degas and settle the powdered material from a liq... | 06/04/2002 |
| 6395223 | Method of making a flux, a brazing wire, and a brazing paste A method of making a brazing flux compound including the steps of dispensing a desired amount of each of a plurality of ingredients. Adding potassium bifluoride to a bowl and adding boric acid on top of the potassium bifluoride. Mixing the boric acid and ... | 05/28/2002 |
| 6368992 | Binder system for honeycomb ceramic bodies and a method for producing honeycomb bodies A binder system for use in the formation of ceramic or other powder-formed greenware comprising a binder, a solvent for the binder, a surfactant, and a component that is non-solvent with respect to the binder and solvent. The non-solvent component exhibit... | 04/09/2002 |
| 6355208 | Die lubricant and iron-based powder mixture for warm compaction with die lubrication, and processes for producing high-density iron-based green and sintered compacts A process for producing a high-density iron-based green compact is provided that can form a green compact with a high density. Also provided is a process for producing a sintered compact from the green compact. A specified combination lubricant is applied... | 03/12/2002 |
| 6344078 | Binder system for honeycomb ceramic bodies and a method for producing said honeycomb bodies A binder system for use in the formation of ceramic or other powder-formed greenware comprising a binder, a solvent for the binder, a surfactant, and a component that is non-solvent with respect to the binder and solvent. The non-solvent component exhibit... | 02/05/2002 |
| 6334882 | Dense parts produced by uniaxial compressing an agglomerated spherical metal powder The invention refers to a process for compressing a spherical metal powder, agglomerated with at least 0.5% by weight of a thermo-reversible hydrocolloid as a binder, in a uniaxial press operation with a ram speed of over 2 m/s to a green body having a hi... | 01/01/2002 |
| 6299678 | Binder system for honeycomb ceramic bodies and a method for producing said honeycomb bodies A binder system for use in the formation of ceramic or other powder-formed greenware comprising a binder, a solvent for the binder, a surfactant, and a component that is non-solvent with respect to the binder and solvent. The non-solvent component exhibit... | 10/09/2001 |
| 6284192 | Extruding electrode material A method of extruding an electrode, batch material, particularly a zinc or nickel, electrode material, and an extruder assembly for extruding the material, are described. The method and extruder are designed to produce a low compaction of the material and... | 09/04/2001 |
| 6261496 | Continuous compounding of aqueous injection molding feedstocks A novel process for preparing injection molding feedstock compounds in a continuous manner amenable to high volume manufacturing includes the steps of forming a mixture including metal and/or ceramic powders, a binder and a liquid carrier, supplying the c... | 07/17/2001 |
