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Powder metallurgy processes

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
10/02/2014 > 7 patent applications in 6 patent subcategories.

20140294651 - Thermo-mechanical treatment of materials: A thermal mechanical treatment method includes consolidating a powder by a severe plastic deformation process and ageing the consolidated powder at low temperature. The method may include cryomilling the powder before consolidating the powder by a severe plastic deformation process; hot isostatic pressing the consolidated powder into a dense powder... Agent: Schlumberger Technology Corporation

20140294652 - Method of making a combustion turbine component from metallic combustion turbine subcomponent greenbodies: A method of making a combustion turbine component includes assembling a plurality of metallic combustion turbine subcomponent greenbodies together to form a metallic greenbody assembly and sintering the metallic greenbody assembly to thereby form the combustion turbine component. Each of the plurality of metallic combustion turbine subcomponent greenbodies may be... Agent:

20140294654 - Iron-based sintered alloy for sliding member and production method therefor: An iron-based sintered alloy for sliding member, in which seizure resistance is improved, and a production method therefor, are provided. The iron-based sintered alloy for sliding member consists of, by mass %, 10 to 30% of Cu, 0.2 to 2.0 % of C, 0.03 to 0.9 % of Mn, 0.36... Agent: Hitachi Chemical Company, Ltd.

20140294653 - Martensitic oxide dispersion strengthened alloy with enhanced high-temperature strength and creep property, and method of manufacturing the same: The present application discloses a martensitic oxide dispersion-strengthened alloy having enhanced high-temperature strength and creep properties. The alloy includes chromium (Cr) of 8 to 12% by weight, yttria (Y2O3) of 0.1 to 0.5% by weight, carbon (C) of 0.02 to 0.2% by weight, molybdenum (Mo) of 0.2 to 2% by... Agent: Korea Atomic Energy Research Institute

20140294655 - Method and device for preparing a sintered nd-fe-b permanent magnet: The present invention is directed to a method for preparing a permanent magnet, and more specifically, to a method for preparing a high-performance sintered Nd—Fe—B permanent magnet, in order to solve the problems of increased brittleness or high cost present in the permanent magnet prepared by the existing process. A... Agent:

20140294656 - Connectors and methods for manufacturing connectors: Frames for plug connectors capable of being a reduced size may include features to support contacts, house circuitry for coupling with the contacts, facilitate the flow of molten material during the molding of the frame, and allow for ease of insertion and removal of the plug connector to and from... Agent: Apple Inc.

20140294657 - Process for producing ferromagnetic iron nitride particles, anisotropic magnet, bonded magnet and compacted magnet: The present invention provides ferromagnetic iron nitride particles, in particular, in the form of fine particles, and a process for producing the ferromagnetic iron nitride particles. The present invention relates to a process for producing ferromagnetic iron nitride particles, comprising the steps of mixing metallic iron obtained by mixing at... Agent:

  
09/25/2014 > 9 patent applications in 7 patent subcategories.

20140286810 - Methods of manufacturing oilfield degradable alloys and related products: A method of making a degradable alloy includes adding one or more alloying products to an aluminum or aluminum alloy melt; dissolving the alloying products in the aluminum or aluminum alloy melt, thereby forming a degradable alloy melt; and solidifying the degradable alloy melt to form the degradable alloy. A... Agent: Schlumberger Technology Corporation

20140286811 - Fe-based sintered alloy and manufacturing method thereof: An Fe-based sintered alloy, essentially consists of, in percentage by mass, Mn: 0.5 to 2.0, Mo: 0.3 to 1.6, Cu: 0.4 to 1.5, C: 0.4 to 0.7 and the balance of Fe plus unavoidable impurities; and has a metallic structure made of 5 to 70% of martensite phase relative to... Agent: Hitachi Chemical Company, Ltd.

20140286812 - Iron base sintered sliding member and method for producing same: An iron-based sintered sliding member is provided in which solid lubricating agent is dispersed uniformly inside of powder particles in addition to inside of pores and particle interfaces of the powder, the agent is strongly fixed, and sliding properties and mechanical strength are superior. The iron-based sintered sliding member contains... Agent: Hitachi Chemical Company, Ltd.

20140286813 - Method for manufacturing high melting point metal based objects: A method for manufacturing a high melting point metal based object includes providing pure high melting point metal based powder, fabricating a green object from the powder, by way of a laser sintering technique, providing infiltration treatment to the green object, and providing heating pressure treatment to the green object.... Agent: General Electric Company

20140286814 - Composite magnetic material, buried-coil magnetic element using same, and method for producing same: A composite magnetic material includes metal magnetic powder and thermosetting resin. The metal magnetic powder includes first metal magnetic powder and second metal magnetic powder. The first metal magnetic powder includes iron and a first element with oxygen affinity higher than that of iron. The second metal magnetic powder includes... Agent:

20140286815 - R-t-b based alloy strip, and r-t-b based sintered magnet and method for producing same: An R-T-B based alloy strip containing dendritic crystals including a R2T14B phase, wherein on at least one surface, the average value for the widths of the dendritic crystals is no greater than 60 μm, and the number of crystal nuclei in the dendritic crystals is at least 500 per 1... Agent: Tdk Corporation

20140286816 - R-t-b based sintered magnet and production method for same, and rotary machine: An R-T-B sintered magnet including a composition containing a rare earth element, a transition element and boron, containing essentially no dysprosium as a rare earth element, and having crystal grains with a composition containing a rare earth element, a transition element and boron, and grain boundary regions formed between the... Agent: Tdk Corporation

20140286817 - Method of preparing nanocomposite magnet using electroless or electro deposition method: The present invention relates to a method of producing a large amount of hard-soft magnetic nanocomposite powder in short time. The hard-soft magnetic nanocomposite powder of present invention has some merits such as independence from resource supply problem of rare earth elements and low price and can overcome physical and... Agent:

20140286818 - Structural component that will fragment into particles of selected geometry and reactivity: An embodiment in accordance with the present invention provides a method for creating and consolidating fragments and a useable structure formed from said consolidated fragments. The method includes swaging a metal powder into a first consolidated structure. The consolidated structure is ground to form particles and the particles are sifted... Agent: The Johns Hopkins University

  
09/18/2014 > 13 patent applications in 12 patent subcategories.

20140271317 - Biocompatible co-cr-mo alloy: The present invention is to provide a Co—Cr—Mo alloy excellent in mechanical properties such as yield strength and tensile strength. The present invention is a biocompatible Co—Cr—Mo alloy comprising, in mass %, more than 30% and not more than 36% of Cr, 5 to 8% of Mo, 0.20 to 0.65%... Agent: National University Corporation Tokyo Medical And Dental University

20140271318 - Methods of making metal matrix composite and alloy articles: In one aspect, methods of making freestanding metal matrix composite articles and alloy articles are described. A method of making a freestanding composite article described herein comprises disposing over a surface of the temporary substrate a layered assembly comprising a layer of infiltration metal or alloy and a hard particle... Agent: Kennametal Inc.

20140271319 - Cladded articles and methods of making the same: In one aspect, methods of making cladded articles are described herein. A method of making a cladded article, in some embodiments, comprises disposing over a surface of a metallic substrate a sheet comprising organic binder and powder metal or powder alloy having a solidus temperature at least 100° C. less... Agent: Kennametal Inc.

20140271320 - Iron based sintered sliding member and method for producing same: An iron-based sintered sliding member is provided in which solid lubricating agent is dispersed uniformly inside of powder particles in addition to inside of pores and particle interfaces of the powder, the agent is strongly fixed, and sliding properties and mechanical strength are superior. The iron-based sintered sliding member contains... Agent:

20140271321 - Method of making a cemented carbide or cermet body: The present invention relates to a method of making a cemented carbide or a cermet body comprising the steps of first forming a powder blend comprising powders forming hard constituents and metal binder. The powder blend is then subjected to a mixing operation using a non-contact mixer wherein acoustic waves... Agent: Sandvik Intellectual Property Ab

20140271323 - Manufacturing nd-fe-b magnets using hot pressing with reduced dysprosium or terbium: A method of making a magnetic material for a permanent magnet using hot-pressing or die-upset methods, or both, by combining two powders and optimizing grain boundary diffusion of Dy or Tb. The method can include making magnetic material for a permanent magnet using hot pressing using a core powder containing... Agent: Gm Global Technology Operations LLC

20140271322 - Methods for forming dispersion-strengthened aluminum alloys: In accordance with an exemplary embodiment, a method of forming a dispersion-strengthened aluminum alloy metal includes the steps of providing a dispersion-strengthened aluminum alloy composition in a powdered form, directing a low energy density laser beam at a portion of the powdered alloy composition, and withdrawing the laser beam from... Agent: Honeywell International Inc.

20140271324 - Synthesis of ordered l10-type feni nanoparticles: Particles of iron and nickel are added to a flowing plasma stream which does not chemically alter the iron or nickel. The iron and nickel are heated and vaporized in the stream, and then a cryogenic fluid is added to the stream to rapidly cause the formation of nanometer size... Agent: Gm Global Technology Operations LLC

20140271325 - Sintered nanocrystalline alloys: Provided in one embodiment is a method, comprising: sintering a plurality of nanocrystalline particulates to form a nanocrystalline alloy, wherein at least some of the nanocrystalline particulates may include a non-equilibrium phase comprising a first metal material and a second metal material, and the first metal material may be soluble... Agent:

20140271326 - Powder distribution for laser sintering systems: There is provided improved laser sintering systems that increase the powder density and reduce anomalies of the powder layers that are sintered, that measure the laser power within the build chamber for automatic calibration during a build process, that deposit powder into the build chamber through a chute to minimize... Agent: 3d Systems, Inc.

20140271327 - Powder for molding, lubricant-concentrated powder and method for producing metal member: A powder for molding is a mixture of first constituent particles, which are made up of first metal base particles, and second constituent particles, which are made up of second metal base particles. A first lubricant concentration that is a mass proportion of a first internal lubricant adhered to the... Agent: Toyota Jidosha Kabushiki Kaisha

20140271328 - Apparatus and methods for manufacturing: One variation of a method for fusing and annealing powered material within an apparatus for manufacturing includes: depositing a layer of powdered material across a build platform; at a first time, projecting a first energy beam of a first power density onto an area of the layer of powdered material;... Agent: Matterfab Corp.

20140271329 - Methods for solventless bonding of metallurgical compositions: The present invention is directed to methods of preparing a bonded metallurgical powder composition comprising melting a binding agent and blending the melted binding agent with a metallurgical powder mixture, in the substantial absence of solvent, for a time sufficient to form the bonded metallurgical powder composition. Bonded metallurgical powder... Agent: Hoeganaes Corporation

  
09/11/2014 > 4 patent applications in 2 patent subcategories.

20140255240 - Powder metallurgy methods for the production of fine and ultrafine grain ti and ti alloys: A process includes sintering hydrogenated titanium or titanium hydride (TiH2) and/or Ti metal in a dynamically controlled hydrogen atmosphere with hydrogen partial pressure greater than 0.01 atmosphere and at elevated temperature, to form a sintered titanium material; equilibrate the sintered material at an equilibration temperature below the sintering temperature and... Agent:

20140255241 - Multi-part axial powder compression mold for complex parts: A method for manufacturing a titanium acetabular cup shell includes obtaining a titanium powder. A three part mold having a first part with a part-spherical inner surface, a second ram part with a part-spherical outer impact surface and a third ram part with an annular impact surface are provided to... Agent: Howmedica Osteonics Corp.

Previous industry: Rotary expansible chamber devices
Next industry: Alloys or metallic compositions


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