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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.
  
11/13/2014 > 4 patent applications in 4 patent subcategories.

20140334961 - Method of manufacturing a hydrogen storage device: A method of manufacturing a hydrogen storage device includes the steps: (1) mix metal powder, backbone binder and wetting agent to make a canister shell feedstock; (2) mix metal powder, salts, backbone binder and wetting agent to make a porous structure feedstock; (3) feed the canister shell feedstock in an... Agent: Cheng Uei Precision Industry Co., Ltd.

20140334962 - Methods and devices for powdering ndfeb rare earth permanent magnetic alloy: A method of powdering NdFeB rare earth permanent magnetic alloy includes: adding mixed powder after a hydrogen pulverization into a grinder; grinding the powder with a high-speed gas flow ejected by a nozzle; sending the ground powder into a centrifugal sorting wheel with the gas flow; collecting, by a cyclone... Agent: Shenyang General Magnetic Co., Ltd.

20140334963 - Titanium boride: A titanium metal or a titanium alloy having submicron titanium boride substantially uniformly dispersed therein and a method of making same is disclosed. Ti power of Ti alloy powder has dispersed within the particles forming the powder titanium boride which is other than whisker-shaped or spherical substantially uniformly dispersed therein.... Agent: Cristal Metals Inc.

20140334964 - Alpha + beta or beta titanium alloy and method for producing same: Titanium alloy containing iron, that is, iron-containing titanium alloy having high strength and hardness in which iron in a composition which cannot be realized in a conventional method, is contained with no segregation, and is provided in lower cost. The α+β titanium alloy or β titanium alloy is produced by... Agent:

  
11/06/2014 > 4 patent applications in 4 patent subcategories.

20140328710 - System and process for friction consolidation fabrication of permanent magnets and other extrusion and non-extrusion structures: A die tool and process are described that provide friction consolidation fabrication and friction consolidation extrusion fabrication products including permanent magnets, and other extrusion and non-extrusion structures. The present invention overcomes previous particle size, texture, homogeneity and density limitations in conventional metallurgy processes.... Agent: Battelle Memorial Institute

20140328711 - Method for producing a high-performance neodymium-iron-boron rare earth permanent magnetic material: In the method for producing a high-performance neodymium-iron-boron rare earth permanent magnetic material of the present invention, the degree of alignment of the magnet can be improved by preparing the pre-sintered alloy material, the particle size of the powder ground by the jet mill can be refined and the fine... Agent: China North Magnetic & Electronic Technology Co., Ltd

20140328712 - Vacuum heat treatment method and equipment for ndfeb rare earth permanent magnetic devices: A vacuum heat treatment method for NdFeB rare earth permanent magnetic devices and an equipment thereof are disclosed. A rotary vacuum heat treatment equipment is for processing the NdFeB rare earth permanent magnetic devices with a vacuum heat treatment and obviously improves magnetic performance of the NdFeB rare earth permanent... Agent: China North Magnetic & Electronic Technology Co., Ltd

20140328713 - Double-alloy ndfeb rare earth permanent magnetic material and manufacturing method thereof: A double-alloy NdFeB rare earth permanent magnetic material and manufacturing method thereof are provided. The method comprises respectively melting an A1 alloy comprising heavy rare earth such as Dy, Tb, Ho and Gd as well as an A2 alloy comprising light rare earth such as La, Ce, Pr and Nd;... Agent: China North Magnetic & Electronic Technology Co., Ltd

  
10/30/2014 > 4 patent applications in 3 patent subcategories.

20140322062 - Process for producing fept-based sputtering target: where α and β represent contents of the C powder and the metal oxide powder by vol %, respectively, based on a total amount of the FePt-based alloy powder, the C powder, and the metal oxide powder, followed by mixing the FePt-based alloy powder, the C powder, and the metal... Agent:

20140322063 - Process for producing fept-based sputtering target: A process for producing an FePt-based sputtering target includes adding metal oxide powder containing unavoidable impurities to FePt-based alloy powder containing Pt in an amount of 40 at % or more and less than 60 at % and one or more kinds of metal elements other than Fe and Pt... Agent:

20140322064 - Hard metal composition: A process for producing a component includes providing a composition comprising hard material particles and a binder metal, and sintering the composition at a sintering temperature of from 1250° C. to 1400° C. for a period of from 3 to 15 minutes. The hard material particles comprise an inner core... Agent: H.c. Starck Gmbh

20140322065 - Soft magnetic core and manufacturing method of the same: There is provided a soft magnetic core, including: a soft magnetic metal powder; a ferriferous oxide (Fe3O4) layer formed on a surface of the soft magnetic metal powder; and an insulating layer formed on the ferriferous oxide (Fe3O4) layer.... Agent: Samsung Electro-mechanics Co., Ltd.

  
10/23/2014 > 7 patent applications in 6 patent subcategories.

20140314609 - Method and apparatus for forming a three-dimensional article: An apparatus for forming at least one three-dimensional article by fusing parts of a powder bed layer-wise. The apparatus comprising a powder distributor and an energy beam for fusing the powder layer. Said powder distributor comprises a first part being an elongated rod provided movable at a predetermined distance above... Agent: Arcam Ab

20140314610 - Method for producing a thermoelectric object for a thermoelectric conversion device: A method for producing a thermoelectric object for a thermoelectric conversion device is provided. A starting material which contains elements in the ratio of a half-Heusler alloy is melted and then cast form an ingot. The ingot is heat-treated for 12 to 24 hours at a temperature of 1000° C.... Agent:

20140314611 - Method of making non-rectangular magnets: A number of variations may include a method including providing a first powder comprising iron; compacting the first powder into a compacted powder product having a non-planar surface, wherein the compacting includes dynamic magnetic compaction or combustion driven compaction; and increasing the magnetic coercivity of at least one of the... Agent: Gm Global Technology Operations LLC

20140314612 - R-t-b rare earth sintered magnet and method of manufacturing the same: A method of manufacturing an R-T-B rare earth sintered magnet includes a process of disposing and sintering a compact of a first alloy powder and an alloy material of a second alloy in a chamber of a sintering furnace. The first alloy consists of R which represents a rare earth... Agent: Showa Denko K.k.

20140314613 - Methods and apparatus for selectively combining particulate material: A method of selectively combining particulate material, comprising: (i) providing a layer of particulate material to a part bed; (ii) providing radiation to sinter a portion of the material of the layer; (iii) providing a further layer of particulate material overlying the prior layer of particulate material including the previously... Agent: Loughborough University

20140314614 - Shaped charge liner comprised of reactive materials: A shaped charge liner comprises a powder, and the powder comprises a blend of particles. The particles comprise a core material, a first reactant material in intimate contact with the core material, and a second reactant material in intimate contact with the first reactant, where the core material has a... Agent:

20140314615 - Method and apparatus for measuring apparent density of metal powder, method and apparatus for producing mixed powder, and method and apparatus for producing powder compact: A method for measuring an apparent density of a metal powder includes holding a metal powder in a vessel, applying an alternating magnetic flux to the metal powder using an exciting coil disposed outside the vessel, detecting the alternating magnetic flux passed through the metal powder using a search coil... Agent: Jfe Steel Corporation

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


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