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7618497 R-T-B based rare earth permanent magnet and method for production thereof  
An R-T-B system rare earth permanent magnet, which comprises main phase grains consisting of R 2 T 14 B compounds and a grain boundary phase having a higher amount of R than the above described...
7618496 Radial anisotropic sintered magnet and its production method, magnet rotor using sintered magnet, and motor using magnet rotor  
A radial anisotropic sintered magnet formed into a cylindrical shape includes a portion oriented in directions tilted at an angle of 30° or more from radial directions, the portion being contained...
7556668 Consolidated hard materials, methods of manufacture, and applications  
The present invention includes consolidated hard materials, methods for producing them, and industrial drilling and cutting applications for them. A consolidated hard material may be produced using...
7553563 Composite material consisting of intermetallic phases and ceramics and production method for said material  
The invention concerns a composite material consisting of intermetallic phases and ceramic, in particular in the form of a coating on metallic substrates, as well as an arc wire spraying process...
7459105 Nanostructured titanium monoboride monolithic material and associated methods  
A nanostructured monolithic titanium boride (TiB) material and methods of forming such a material are disclosed and described. This material has a room-temperature four-point flexural strength...
7435376 Composites and method for manufacturing same  
A composite of a metal matrix with one or more incorporated secondary phases is referred to as a metal matrix composite (MMC). Secondary phase refers to all the particles or fibers which have a...
7396506 Method for the preparation of highly densified superconductor massive bodies of MgB2, relevant solid end-products and their use  
A method is described for the preparation of superconductor massive bodies of MgB 2 , having a density close to the theorical value, which comprises the following passages: mechanical activation of...
7344606 Permanent magnet manufacturing method and press apparatus  
An anisotropic bonded magnet is produced at a low cost by avoiding various problems caused by remanence. Also, the unit weight and density of a compact is increased by filling even a cavity, having...
7255752 Method for manufacturing R-T-B system rare earth permanent magnet  
A method for manufacturing an R-T-B system rare earth permanent magnet that is a sintered body comprising a main phase consisting of an R 2 T 14 B phase (wherein R represents one or more rare earth...
7244318 Method for preparation of permanent magnet  
A blended powder including a first powder containing an R 2 T 14 B phase as a main phase, and a second powder containing an R 2 T 17 phase at 25 wt % or more of the whole is prepared. Herein, R is...
7214343 Method for producing granulated powder of R—FE—B type alloy and method for producing R—FE—B type alloy sintered compact  
The method for producing a granulated powder of the present invention includes the steps of: preparing an R—Fe—B alloy powder; and granulating the alloy powder using at least one kind of...
7208056 Rare earth sintered magnet, and method for improving mechanical strength and corrosion resistance thereof  
An R-T-B system rare earth sintered magnet having a high mechanical strength and excellent corrosion resistance is provided. The R-T-B system rare earth sintered magnet of the present invention...
7204891 Remelting of rare earth magnet scrap and/or sludge, magnet-forming alloy, and sintered rare earth magnet  
Rare earth magnet scrap and/or sludge is remelted for reuse. Once a rare earth-free magnet-constituent metal feed is loaded in a melting furnace and heated into a melt, a rare earth-containing...
7201810 Rare earth alloy sintered compact and method of making the same  
A rare earth alloy sintered compact includes a main phase represented by (LR 1-x HR x ) 2 T 14 A, where T is Fe with or without non-Fe transition metal element(s); A is boron with or without...
7166171 Longitudinal magnetic field compacting method and device for manufacturing rare earth magnets  
Disclosed is a longitudinal magnetic field compacting method and device for manufacturing a neodymium (Nd) based rare earth magnet in the shape of a butterfly for use in VCM of HDD or DVD, a disk...
7163591 Method of preparing micro-structured powder for bonded magnets having high coercivity and magnet powder prepared by the same  
Disclosed is a method of preparing a micro-structured powder for bonded magnets having high coercivity, which is advantageous in terms of low preparation costs by recycling magnet scraps,...
7147686 Rare earth magnet, method for manufacturing the same, and motor using rare earth magnet  
A rare earth magnet comprises rare earth magnet particles and a rare earth oxide being present between the rare earth magnet particles. The rare earth oxide is represented by a following general...
7141126 Rare earth magnet and method for manufacturing the same  
Rare earth alloy powder having an oxygen content of 50 to 4000 wt. ppm and a nitrogen content of 150 to 1500 wt. ppm is compacted by dry pressing to produce a compact. The compact is impregnated...
7056393 Method of making sintered compact for rare earth magnet  
A method of making a sintered body for a rare earth magnet includes the steps of (a) preparing a first coarse powder by coarsely pulverizing a rare earth alloy sintered body by a hydrogen...
7048808 Rare-earth sintered magnet and method of producing the same  
The present invention provides a rare-earth sintered magnet exhibiting desirable magnetic properties in which the amount of Nd and/or Pr forming a non-magnetic phase in a grain boundary phase is...
7018485 Apparatus for subjecting rare earth alloy to hydrogenation process and method for producing rare earth sintered magnet using the apparatus  
An apparatus for subjecting a rare earth alloy block to a hydrogenation process includes a casing, gas inlet and outlet ports, a member arranged to produce a gaseous flow, and a windbreak plate....
7014811 Method for producing rare earth sintered magnets  
A method for producing rare earth sintered magnets includes the steps of pressing and compacting an alloy powder for the rare earth sintered magnets, thereby preparing a plurality of green...
6994755 Method of improving toughness of sintered RE-Fe-B-type, rare earth permanent magnets  
Disclosed are methods for producing compositionally modified sintered RE—Fe—B-based rare earth permanent magnets, by the addition of small amounts of Nd, Cu, Ti, Nb, or other transition metals,...
6984271 Rare earth magnet, process for producing same, and motor using rare earth magnet  
A rare earth magnet to be used in a motor. The rare earth magnet comprises rare earth magnet particles. Additionally, a rare earth oxide is present among the rare earth magnet particles, the rare...
6960319 Tungsten alloys for penetrator application and method of making the same  
Disclosed is a flow-softening tungsten alloy having the general formula: W 100-p A i B j C k D e
6926777 Method for producing rod-shaped permanent magnets  
The invention relates to a method for producing rod-shaped permanent magnets according to which pressed parts ( 2 ) are produced that are then assembled to a rod-shaped green product. Said green...
6921422 Ductile binder phase for use with A1MgB14 and other hard materials  
This invention relates to a ductile binder phase for use with AlMgB 14 and other hard materials. The ductile binder phase, a cobalt-manganese alloy, is used in appropriate quantities to tailor...
6814775 Sintered compact for use in machining chemically reactive materials  
A sintered cubic boron nitride (cBN) compact for use in a tool is composed of between about 60 and 80 vol-% cBN having a volumetric mean particle size of between about 3 to 6 μm and between about...
6802883 Iron-based sintered alloy for use as valve seat and its production method  
An iron-based sintered alloy, which consists of from 0.5 to 5% of Ni, from 0.5 to 4% of Cr, from 0.5 to 2% of C, the balance being Fe and unavoidable impurities, and which has a micro-structure...
6746545 Preparation of rare earth permanent magnets  
An R—Fe—B permanent magnet wherein R is Nd or a combination of Nd with a rare earth element is prepared by casting an R—Fe—B alloy, crushing the alloy in an oxygen-free atmosphere of argon,...
6723387 Multimodal structured hardcoatings made from micro-nanocomposite materials  
A thermal spray method for the fabrication of ceramic/metal and ceramic/ceramic hardcoating for wear applications. The method makes use of feedstock powder, composed of micron-scale aggregates of...
6723279 Golf club and other structures, and novel methods for making such structures  
Golf club structures, including club heads and shafts, composed of composites comprised of a matrix of metal, such as an aluminum alloy, or a plastic material and a fiber such as graphite or a...
6669788 Permanent magnetic materials of the Fe-B-R tpe, containing Ce and Nd and/or Pr, and process for manufacture  
A Fe—B—R type permanent magnetic, consisting of: 13-19 atomic % R, where R consists essentially of a mixture of rare earth elements Nd and/or Pr, and Ce, where Ce is between 0.2 and 5.0 wt. %...
6641776 Method for preparing radiopaque surgical implement  
X-ray imageable articles, for instance surgical implements or parts therefore which are used in minimally invasive surgical procedures, may be prepared by a process including the steps of: (a)...
6635098 Low cost feedstock for titanium casting, extrusion and forging  
A low cost titanium, titanium alloy material, or Ti matrix composite comprising clean and divided titanium turnings that are blended with titanium, titanium alloy powder, and/or ceramic powder and...
6630100 Manufacturing method for spent fuel storage member and mixed power  
A rectangular pipe is molded by mixing aluminum powder with powder of a neutron absorbing material, molding a premolded body by means of cold isostatic pressing (CIP), canning the premolded body,...
6616829 Carbonaceous cathode with enhanced wettability for aluminum production  
A method of preparing carbonaceous blocks or bodies for use in a cathode in an electrolytic cell for producing aluminum wherein the cell contains an electrolyte and has molten aluminum contacting...
6572671 Addition of h-BN in stainless steel powder metallurgy  
In the invention, a stainless steel powder of the desired composition is either directly mixed with a h-BN powder, compressed and sintered or the stainless steel powder is compressed, impregnated...
6551371 Titanium-based composite material, method for producing the same and engine valve  
A titanium-based composite material according to the present invention is characterized in that it comprises: a matrix containing a titanium (Ti) alloy as a major component, and titanium compound...
6521013 Niobium sintered body for capacitor and replace with process for producing same  
A niobium sintered body for a capacitor, which exhibits an LC value of not larger than 300 μA/g as measured after an electrolytic oxide film is formed thereon. The sintered body preferably...
6444048 Alloy for use in preparation of R-T-B-based sintered magnet and process for preparing R-T-B-based sintered magnet  
Processes for the preparation of a sintered alloy comprising R 2 Fe 14 B as a magnetic phase constituting a main phase include a binary alloy process wherein a main phase alloy having a lower R...
6387196 Process for producing particle-reinforced titanium alloy  
A process for producing a particle-reinforced titanium alloy includes the steps of: heating a titanium alloy in which ceramic particles having a thermodynamically stable property are dispersed in a...
6368551 Method for preparation of sintered permanent magnet  
The method for preparation of sintered permanent magnets according to the present invention comprises the steps of: mixing fully fine powder of a crystalline mother alloy for permanent magnet...
6338907 Abrasive tool  
The invention relates to an abrasive tool comprising a support body and at least one abrasive element connected thereto. Said abrasive element has an abrasive grain which is joined by a sintered...
6336950 Electrode rod for spark deposition, process for the production thereof, and process for covering with superabrasive-containing layer  
An aspect of this invention is an electrode rod for spark alloying, comprising a compact of a first powder of a first component which comprises a metal selected from a group of Fe, Co, Ni, metals...
6319437 Powder injection molding and infiltration process  
A powder injection molding and infiltration process. A powder of a skeleton material having a relatively high melting point is mixed with a composite binder to form a mold mixture. The composite...
6319336 Permanent magnet alloy having improved heat resistance and process for production thereof  
A permanent magnet alloy having an improved heat resistance comprising, in terms of % by atom, 0.1 to 15 at. % C, 0.5 to 15 at. % B, provided that C and B in total account for 2 to 30 at. %; 40% or...
6274082 Process for producing shaped article  
A process for producing a shaped article, comprising: preparing a first powder having high strength and rigidity after completion of forming, and a second powder having abrasion resistance and...
6254659 Rare earth - iron -boron permanent magnet and method for the manufacture thereof  
A permanent magnet has a base composition of SE--Fe--B, wherein SE is at least one rare earth element, including Y, and having the tetragonal phase SE 2 Fe 14 B as the principal phase, and...
6200526 Method of controlling infiltration of complex-shaped ceramic-metal composite articles and the products produced thereby  
A process for preparing complex-shaped, ceramic-metal composite articles, comprising: (a) contacting a non-wettable powder that is non-wetting to a metal to be used for infiltration with a shaped...
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