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Matches 1 - 50 out of 11,450

Document Document Title
WO/2014/196123A1
The present invention makes it possible to obtain an alloy steel powder for powder metallurgy that comprises an iron-based powder as a main component thereof and that can be used to produce a sintered body that has high levels of both st...  
WO/2014/196898A1
The invention relates to powder metallurgy and specifically to iron-based powdered, corrosion resistant materials for use in the manufacture of working members (stages) which operate in aggressive abrasive-containing media, for instan...  
WO/2014/196605A1
 Provided is a rare-earth magnet having excellent magnetic anisotropy and a reduced amount of Nd, etc., and a method for manufacturing said magnet. A rare-earth magnet provided with a crystal grain having the overall composition R2(1-...  
WO/2014/194648A1
An ultrahigh-plasticity double-size-distribution superfine crystal/micrometer crystal block iron material. A microstructure of the material uses a blocky micrometer crystal α-Fe as a matrix phase, and uses equiaxial α-Fe and needle-sha...  
WO/2014/187916A1
Method of fabricating a steel part (5) by powder metallurgy, characterized in that: - a prealloyed powder (7) is prepared having the composition desired for said part, except regarding the contents of O and N and, optionally, of C, havin...  
WO/2014/178310A1
A sintered body which contains at least cobalt as a metal and is composed of boron and/or at least one metal selected from platinum group elements or an alloy of the metal and an oxide, said sintered body being characterized in that at l...  
WO/2014/176043A1
A powder filling method includes introducing a tube into a can so that the lower end of the tube is near the bottom of the can. The powder in the can is introduced through the tube. The proximity of the lower end of the tube to the powde...  
WO/2014/174795A1
A raw material alloy for a R-T-B-based magnet (wherein R represents at least one of rare earth elements including Y; and T represents at least one of transition elements including Fe as the essential element), said alloy containing a R2T...  
WO/2014/168270A1
The present invention provides a manganese-containing molten steel production method comprising: a preparation step in which a molten ferroalloy or a molten non-ferrous metal is prepared by carrying out denitrification or nitrogen-absorp...  
WO/2014/156181A1
A starting-material alloy for R-T-B type magnets which comprises an R2T14B phase as the main phase and an R-rich phase having an increased concentration of R, wherein the main phase comprises dendrite trunks and secondary dendrite arms t...  
WO/2014/156592A1
The present invention addresses the problem of providing a sintered magnet production method with which the growth of alloy powder particles during sintering can be curbed. Provided is a sintered magnet production method comprising the f...  
WO/2014/157451A1
The present invention provides an R-T-B-based sintered magnet that is high in Br and HcJ without using Dy. The R-T-B-based sintered magnet has a Nd2Fe14B-type compound as a main phase, and includes the main phase, a first grain boundary ...  
WO/2014/159318A1
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 ...  
WO/2014/154104A1
A low alloy high toughness wear-resistant steel plate and manufacturing method thereof, the chemical composition (wt%) of the steel plate being: C: 0.08-0.20%; Si: 0.10-0.60%; Mn: 1.00-2.00%; B: 0.0005-0.0040%, Cr≤1.50%, Mo≤0.80%, Ni...  
WO/2014/149932A1
A powder metal composition for high wear and temperature applications is made by atomizing a melted iron based alloy including 3.0 to 7.0 wt. % carbon; 10.0 to 25.0 wt. % chromium; 1.0 to 5.0 wt. % tungsten; 3.5 to 7.0 wt. % vanadium; 1....  
WO/2014/142137A1
The purpose of the present invention is to provide a method for producing an RFeB sintered magnet in which the particle size of the main phase particles is 1 µm or less, the uniformity of particle size distribution is high, and a high d...  
WO/2014/136148A1
The present invention is to provide powder made of iron-based metallic glass, the corrosion resistance of which is improved over the conventional powder made of iron-based metallic glass. The basic composition includes a group of iron-ba...  
WO/2014/133447A1
Iron and niobium containing agglomerates and a process for producing the agglomerates are disclosed. Green agglomerates are produced from a mixture of an iron containing powder, a niobium oxide powder, and a carbonaceous powder. In a pre...  
WO/2014/132746A1
Provided is an FePt-C-based sputtering target with which a thin film that contains an FePt-based alloy and is capable of being used as a magnetic recording medium can be formed independently without using a plurality of targets, the FePt...  
WO/2014/125034A1
The present invention relates to a cast metal matrix composite, a method for the preparation thereof and the uses thereof. In particular, the cast metal matrix according to the present invention comprises -one or more ceramic cakes compr...  
WO/2014/123079A1
The present invention addresses the problem of providing a sintered magnet production method whereby cracks in sintered magnets are unlikely to occur. This method has: a pulverization step in which an alloy ingot of a sintered magnet raw...  
WO/2014/119720A1
A highly wear-resistant valve seat for use in an internal combustion engine is provided. A feedstock powder for forming a valve-contacting-side layer is obtained by mixing an iron powder, a hard-particle powder, and a graphite powder. Sa...  
WO/2014/114111A1
A 500MPa longitudinally-welded steel tube having low yield ratio and producing method therefor. The composition (by wt%) of the steel tube is C 0.11-0.16%, Si 0.15-0.35%, Mn 0.8-1.5%, V 0.06-0.15%, Al 0.002- 0.04%, Ti 0-0.05%, Nb 0-0.05%...  
WO/2014/115979A1
The present invention relates to high-strength flake graphite cast iron, a manufacturing method therfor, an engine body for an internal combustion engine including the cast iron and, more particularly, to flake graphite cast iron and a m...  
WO/2014/114461A1
The invention relates to a method for producing a net-shape vane for a rotary vane pump, which vane is preferably open-pored and consists of a metal sinter material. The vane has at least one first front face and one second front face wh...  
WO/2014/114160A1
A high corrosion resistance and high strength weathering steel plate containing aluminium consists of the following chemical components in percentage by weight: 0.02-0.07% of C, 0.2-1.0% of Si, 0.2-2.2% of Mn, less than or equal to 0.01%...  
WO/2014/112483A1
A method for manufacturing a powder magnetic core using a soft magnetic material powder, wherein the method has: a first step for mixing the soft magnetic material powder and a binder; a second step for pressure-molding the mixture obtai...  
WO/2014/108950A1
Provided is a permanent magnet producing method whereby a high ratio of utilization of an evaporation material can be achieved. In the present invention, at least two evaporation material (RM) plates containing at least one selected from...  
WO/2014/087031A1
The invention relates to a method for the powder-metallurgical production of magnetic cores, characterised in that it comprises (i) a first step of amorphisation of a mixture of magnetically soft powders by mechanical grinding; and (ii) ...  
WO/2014/076530A3
Hard particles are incorporated as a starting material in a sintered alloy. The hard particles contain 20 to 60 mass% Mo and 3 to 15 mass% Mn, the balance being Fe and unavoidable impurities.  
WO/2014/076404A1
The invention relates to an inoculant alloy for the treatment of thick cast-iron parts, based on ferrosilicon and containing between 0.005 and 3 wt. % of rare earths, and characterised in that it also contains between 0.2 and 2 wt. % of ...  
WO/2014/076530A2
Hard particles are incorporated as a starting material in a sintered alloy. The hard particles contain 20 to 60 mass% Mo and 3 to 15 mass% Mn, the balance being Fe and unavoidable impurities.  
WO/2014/071843A1
A vacuum-induced smelting and rapid hardening equipment for a rare earth permanent magnetic alloy, comprising a vacuum-induced smelting and rapid hardening chamber (1), a material collecting and temperature maintained treatment chamber (...  
WO/2014/071708A1
Provided in this invention is a technological process for continuously sintering a rare earth permanently magnetic alloy, comprising: connecting a preparation box, a glove box, a tunnel-type sealed conveying box, a lock chamber, a chargi...  
WO/2014/069181A1
The present invention relates to a method for producing a rare earth magnet by means of hot plastic working and to a rare earth magnet produced using this method, and the purpose of the present invention is to provide a rare earth magnet...  
WO/2014/065257A1
In order to supply an iron-based sintered alloy vane that is light-weight, capable of being applied to a rotary compressor, and for which vacancies are not in communication even without sealing treatment, low specific gravity compound pa...  
WO/2014/065087A1
The present invention relates to a rare-earth sintered magnet having a relatively large principal phase, and a method for manufacturing said magnet, and provides a rare-earth sintered magnet of exceptional coercivity manufactured without...  
WO/2014/061466A1
Provided is a manufacturing method for a rare-earth magnet such that a rare-earth magnet having a high degree of orientation can be manufactured by ensuring that a compact to be plastically deformed during hot plastic working receives su...  
WO/2014/041976A1
A raw material powder containing iron powder, copper powder, and tin powder is compressed and molded into a green compact. The green compact is sintered at a temperature in the range of 750 to 900°C to thereby bond the iron structures t...  
WO/2014/040792A1
The invention relates to a method for producing a sinter-pressing part, the method comprising the steps: a) Providing a powder mass comprising metal particles having a D50 value or a D90 value in a range of larger than or equal to 1µm t...  
WO/2014/030480A1
A gear (1) (machine part) constituted of a sintered object obtained by sintering a powder compact of a raw-material powder (10) comprising a molybdenum-containing iron-based alloy powder as the main raw material and 0.1-0.8 mass% carbon ...  
WO/2014/027636A1
Provided is a Fe-Co alloy sputtering target material that does not crack during sputtering. This Fe-Co alloy sputtering target material comprises a Fe-Co-M alloy represented by formula (1): (Fex-Co100-x)100-yMy (In the formula, the atomi...  
WO/2014/027638A1
This method for producing rare-earth sintered magnets comprises: preparing a slurry including a dispersion medium and an alloy powder that includes a rare-earth element; arranging an upper punch and a lower punch in each of a plurality o...  
WO/2014/027641A1
This method for producing a rare-earth sintered magnet comprises: preparing a slurry including a dispersion medium and an alloy powder that includes a rare-earth element; arranging an upper punch and a lower punch in a through hole provi...  
WO/2014/017381A1
The present invention provides a target material having a composition formula by atomic ratio of (Fex-CO100-x)100-Y-MY (where M is at least one element selected from Ta and Nb and X and Y satisfy 0 ≤ X ≤ 80 and 10 ≤ Y ≤ 30, respe...  
WO/2014/015703A1
The present invention relates to a cast iron casting method, and in particular to a casting alloying method of a brake disc for a high-speed railway engine. The method comprises: adding ferrocolumbium of which the weight content is 0.08%...  
WO/2014/010418A1
[Problem] To provide a method for manufacturing a sintered magnet in which the use of energy from the sintering step to the aging heat treatment step is made more efficient and the material yield is improved. [Solution] The present inven...  
WO/2014/002986A1
This production method for a rare earth sintered magnet is characterized in that a slurry is injected inside a cavity in such a manner that, among the outer peripheral surface and the inner peripheral surface, the slurry moves from one l...  
WO/2014/002983A1
This method for producing rare earth sintered magnets is characterized by including: 1) a step in which a slurry is prepared, said slurry containing a dispersion medium, and an alloy powder containing a rare earth element, iron and boron...  
WO/2013/191276A1
A sintered magnet of a preferred embodiment is formed from 29.5 to 33.0 mass% of R (where R is rare earth elements that always include either Nd or Pr), 0.7 to 0.95 mass% of B, 0.03 to 0.6 mass% of Al, 0.01 to 1.5 mass% of Cu, 3.0 mass% ...  

Matches 1 - 50 out of 11,450