Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 6,819

Document Document Title
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% ...  
WO/2013/188993A1
Provided is a nodularization-processing method for producing nodular cast iron. The method comprises: pouring a melted rare earth ferrosiliconmagnesium nodularizer alloy liquid containing Mg ≤20%, Si≤65%, and RE≤3% into a square st...  
WO/2013/187347A1
Provided is a method for producing ferrochromium, which is capable of producing ferrochromium having a low cobalt content by low-cost simple processes. A method for producing ferrochromium according to the present invention comprises: a ...  
WO/2013/173916A1
Disclosed is an alloy of the formula: Fe3-xAl1+xMyTzTat wherein M represents at least one catalytic specie selected from the group consisting of Ru, Ir, Pd, Pt, Rh, Os, Re and Ag; T represents at least one element selected from the group...  
WO/2013/172911A1
A steel manufacturing process can include forming an iron oxide layer on a hot band during hot rolling; reducing the iron oxide layer on the hot band to form a sponge iron layer that includes pores; the sponge-iron layer having a thickne...  
WO/2013/146073A1
A process that comprises a step in which an RH diffusion source and a sintered R-T-B magnet object are alternately placed through a flat-shaped holding member having openings to form a stack, a step in which the stack is placed in a trea...  
WO/2013/146217A1
Provided is a sintered member and a method for manufacturing the same that enables, without eliminating residual pores caused by mechanical working processes or plastic working processes, the effects of residual air holes in the surface ...  
WO/2013/146781A1
The purpose of the present invention is to provide an NdFeB-based sintered magnet which is less susceptible to irreversible demagnetization under a high-temperature atmosphere or heat-buildup. This NdFeB-based sintered magnet is a magnet...  
WO/2013/143022A1
An unoriented silicon steel having high magnetic conductivity and low iron loss at a working magnetic density of 1.0-1.5 T and method for manufacturing same. By proper deoxidation control in a RH refining and high-temperature treatment f...  
WO/2013/141880A1
Described herein is a method of producing a feedstock comprising a BMG. A powder is compacted to for the feedstock. The powder has elements of the BMG and the elements in the powder have a same weight percentage as in the BMG. Described ...  
WO/2013/137132A1
Provided are: a rare earth permanent magnet in which the magnetic properties of the permanent magnet are improved by appropriately conducting magnetic field orientation; and a rare earth permanent magnet production method. Magnet materia...  
WO/2013/137134A1
Provided are: a rare earth permanent magnet enabling the prevention of a decrease in magnet characteristics; and a method for producing a rare earth permanent magnet. A magnet starting material is pulverized into a magnet powder, and a c...  
WO/2013/137135A1
 Provided are a rare-earth permanent magnet with improved shape uniformity, a rare-earth permanent magnet manufacturing method, and a rare-earth permanent magnet manufacturing device. A permanent magnet (1) is manufactured by pulverizi...  
WO/2013/134895A1
Disclosed are a non-oriented electrical steel plate with low iron loss and high magnetic conductivity and a manufacturing process therefor. The casting blank of the steel plate comprises the following components: Si : 0.1-2.0 wt%, Al : 0...  
WO/2013/136962A1
This oxide-containing magnetic material sputtering target is characterized in that the average grain diameter of said oxides is 400nm or less. This method of manufacturing an oxide-containing magnetic material sputtering target involves ...  

Matches 1 - 50 out of 6,819