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WO/2015/050496A1 |
The invention relates to a corrosion and wear resistance cold work tool steel. The steel comprises the following main components (in wt. %): C0.3 –0.8 N1.0 –2.2 (C+N)1.3 –2.2 C/N0.17 –0.50 Si≤1.0 Mn0.2 –2.0 Cr13-30 Mo0.5 –3...
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WO/2015/051162A1 |
This disclosure deals with a class of metal alloys with advanced property combinations applicable to metallic sheet production. More specifically, the present application identifies the formation of metal alloys of relatively high streng...
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WO/2015/045561A1 |
A dust core that contains a coated iron powder, each particle of which has an insulating coating, and an aliphatic lubricant. The coated iron powder has an average particle diameter of from 200 μm to 450 μm (inclusive), and the ratio o...
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WO/2015/045273A1 |
According to the present invention, an alloy steel powder for powder metallurgy is regulated to have a specific surface area of 0.100 m2/g or larger, contain Mo in an amount in the range of 0.2-1.5 mass%, and contain a graphite powder in...
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WO/2015/034062A1 |
The present invention uses a graphite spheroidizing agent containing: 30-80 wt% of Si, Mg, one RE (rare earth element) selected from 80-100 wt% pure Ce or 80-100 wt% pure La, Ca, and Al. This graphite spheroidizing agent is added so as t...
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WO/2015/030231A1 |
A method of producing a magnet including a step of preparing a magnet represented by the formula uRwBxGayCuzAlqM (balance: T), in which the RH is 5% or less, 0.20≦x0.70, 0.07≦y≦0.2, 0.05≦z≦0.5, and 0≦q≦0.1; when 0.40≦x≦...
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WO/2015/022963A1 |
A sputtering target material comprising a Fe-Co-based alloy which comprises at least one M element selected from Nb, Ta, Mo and W, Fe and/or Co and a remainder made up by unavoidable impurities, and which satisfies formula (1): (FeX-Co10...
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WO/2015/022945A1 |
Provided is an R-T-B system sintered magnet which has high Br and high HcJ, while suppressing the content of Dy. An R-T-B system sintered magnet which is represented by formula uRwBxGayCuzAlqM(the balance)T (wherein R is composed of RL a...
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WO/2015/022946A1 |
Provided are: an R-T-B sintered magnet having a high Br and a high HcJ while suppressing Dy content; and a method for producing same. The R-T-B sintered magnet is represented by the formula uRwBxGayCuzAlqMT, 0.20 ≤ x ≤ 0.70, 0.07 ≤...
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WO/2015/020181A1 |
[Problem] To provide an R-T-B-based sintered magnet having both excellent corrosion resistance and good magnetic properties. [Solution] An R-T-B-based sintered magnet having R2T14B crystal grains and characterized by having, at a grain b...
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WO/2015/020182A1 |
[Problem] To provide an R-T-B type sintered magnet with a suppressed demagnetization rate at high temperatures that enables the non-use or a significant reduction of the amount used of heavy rare earth elements, such as Dy and Tb, compar...
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WO/2015/020183A1 |
[Problem] To provide an R-T-B type sintered magnet with a suppressed demagnetization rate at high temperatures that enables the non-use or a significant reduction of the amount used of heavy rare earth elements, such as Dy and Tb, compar...
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WO/2015/014190A1 |
A sintered Fe-Al based porous alloy material with high-temperature oxidization resistance and filtering elements employing the porous material. The porosity of the porous material is 30-60%, the average pore diameter is 0.5-50μm, and th...
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WO/2015/015468A1 |
The invention relates to a process for the production of a ferronickel product from laterite ore or a concentrate made from nickel bearing laterite ore to yield the ferronickel product which contains in excess of 10% nickel when produced...
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WO/2015/012249A1 |
The purpose of the present invention is to provide a valve guide made from a sintered alloy, which can be used as an engine valve guide that is subjected to a heavy thermal load caused by downsizing or direct injection/high supercharging...
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WO/2015/002554A1 |
The present invention describes a preparation process of the metamaterial with negative index of refraction, especially the lefthanded composite system (ceramic) built from iron and boron nitride Fe:BN with a negative refractive index as...
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WO/2015/001894A1 |
In the present invention, a sintered body having a density of at least 7.5g/cm3 is formed using a mixed powder in which 0.05-0.35 wt% of a graphite powder having an average particle size of no more than 8μm is mixed with respect to 100 ...
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WO/2014/206890A1 |
The invention relates to a method for producing a steel shaped body, particularly, for example, a component for common rail fuel injection valves, comprising the method steps of: forming a powderous composition based on iron oxide, from ...
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WO/2014/202488A1 |
The present invention concerns a new metal powder which is useful for coating cast iron parts. The invention also relates to a method for coating cast iron parts by using the new metal powder. Of special importance is the possibility to ...
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WO/2014/200357A1 |
Method for sustainable energy production in a plant comprising a solid oxide fuel cell (SOFC) in which method calcium oxide is being used as a sorbent in an exothermic carbon capture step. Calcium oxide is converted to calcium carbonate ...
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WO/2014/198576A1 |
The invention relates to a method for producing heat- and wear-resistant molded parts, in particular engine components, using Fe- or Co-based sintering materials. According to the invention, a water-atomized Fe- or Co-based sintering mat...
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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-×)R...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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 ...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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%...
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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...
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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%...
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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...
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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...
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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...
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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) ...
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