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Matches 351 - 400 out of 12,805

Document Document Title
WO/2013/080605A1
[Problem] To provide a rare-earth sintered magnet with improved corrosion resistance. [Solution] This rare-earth sintered magnet is a rare-earth permanent magnet having an R-T-B composition (R is at least one type of element selected fro...  
WO/2013/082221A1
A piston ring formed of cast iron provides improved machinability and exceptional performance and minimum costs. The cast iron includes 2.2 to 2.9 wt. % carbon, 3.2 to 4.2 wt. % silicon, 0.75 to 1.25 wt. % copper, 1.0 to 1.5 wt. % mangan...  
WO/2013/077840A1
One embodiment provides a method of making an alloy feedstock, comprising: forming a first composition by combining Fe with a first nonmetal element; forming a second composition by combining Fe with a plurality of transition metal eleme...  
WO/2013/061744A1
[Problem] To provide an R-T-B sintered magnet which maintains high magnetic characteristics and reduces the amount of heavy rare-earth elements used. [Solution] This R-T-B sintered magnet is characterized by having main phase particles a...  
WO/2013/054845A1
A thin R-T-B alloy containing dendritic crystals that include an R2T14B phase is provided. On at least one surface of the thin R-T-B alloy, the average width of the dendritic crystals is 60 µm or less, and the number of crystal nuclei o...  
WO/2013/054778A1
 Provided is a manufacturing method for a magnetic powder that forms a sintered body of a rare-earth magnet precursor, whereby fine magnetic powder not including coarse particles in the structure thereof can be accurately and efficient...  
WO/2013/054779A1
 Provided are a sintered body for a rare-earth magnet exhibiting a high degree of orientation and high remanent magnetization, and a manufacturing method for a fine magnetic powder for forming the sintered body. The sintered body (S)...  
WO/2013/054847A1
 RAn R-T-B sintered magnet (100) that contains particles containing R2T14B phase obtained using R-T-B alloy flakes that contain R2T14B phase crystal grains. With regard to the R-T-B alloy flakes, the crystal grain in the cross sectio...  
WO/2013/054842A1
Provided is an R-T-B based sintered magnet (10) having a composition that includes a rare earth element, a transition element, and boron. The R-T-B based sintered magnet (10) contains substantially no dysprosium as the rare earth element...  
WO/2013/054854A1
 RR-T-B alloy flakes comprising R2T14B columnar crystals (2), wherein the columnar crystals (2) extend radially from a crystal nucleus (1) when viewed in a cross section oriented in the thickness direction. The R-T-B alloy flakes sat...  
WO/2013/054678A1
Provided are an Nd-Fe-B system rare earth permanent magnet which has improved coercivity by setting the concentration of nitrogen remaining after sintering to 800 ppm or less; and a method for producing a rare earth permanent magnet. An ...  
WO/2013/051698A1
The objective of the present invention is to provide a high-performance spheroidal graphite cast iron that uses a spheroidizing agent that does not contain a rare earth element. The present invention pertains to a method for producing a ...  
WO/2013/047467A1
Provided are a rare earth permanent magnet in which the magnetic performance has been improved by improving the millability in a wet-milling process, and a production method for a rare earth permanent magnet. A coarsely-milled magnet pow...  
WO/2013/008756A1
Provided is an alloy for an R-T-B-based rare earth sintered magnet. The alloy makes it possible without enhancing the Dy content of the alloy to produce an R-T-B-based rare earth sintered magnet having a high coercive force. The alloy is...  
WO/2013/003041A3
A method of alloying an iron majority compound with an oxide is provided. The method may include: heating the iron majority compound to a molten state; adding an oxide containing manganese to the molten iron majority compound; adding sla...  
WO/2013/002170A1
Provided is a method for producing an R-T-B-based sintered magnet by diffusing an heavy rare earth element RH from the surface of an R-T-B-based sintered magnet body into the inside of the sintered magnet body with high efficiency. This ...  
WO/2012/176512A1
Provided are a rare earth permanent magnet and a method for manufacturing the rare earth permanent magnet whereby net shape is improved, thereby enabling the manufacturing process to be simplified and productivity to be improved. A magne...  
WO/2012/176513A1
Provided are a rare earth permanent magnet and a method for manufacturing the rare earth permanent magnet, whereby the thickness precision of a green sheet is improved, enabling productivity to be improved. A magnetic material is pulveri...  
WO/2012/176511A1
Provided are a rare earth permanent magnet and a production method for the rare earth permanent magnet that are capable of preventing a reduction in magnet characteristics. A mixture is generated by grinding a magnet raw material into a ...  
WO/2012/176510A1
Provided are a rare earth permanent magnet and a method for manufacturing the rare earth permanent magnet whereby the magnetic properties of a permanent magnet are improved by appropriately performing magnetic field orientation. A magnet...  
WO/2012/176509A1
Provided are a rare earth permanent magnet and a production method for the rare earth permanent magnet that are capable of preventing a reduction in magnet characteristics. A mixture is generated by grinding a magnet raw material into a ...  
WO/2012/172168A1
The invention relates to a method for improving the reduction degree of metal components in a chromite concentrate when smelting ferroalloy suitable for manufacturing of stainless steel. The chromite concentrate is fed together with nick...  
WO/2012/163274A1
Provided are a gas-burning and electric-arc dual-heating high-efficiency silicon refining furnace and heating method thereof. Disposed within a furnace body are two heating chambers, a first heating chamber being inside of the heat-condu...  
WO/2012/161355A1
Provided are a rare earth sintered magnet having excellent corrosion resistance and improved temperature characteristics and strength, a method for manufacturing a rare earth sintered magnet, and a rotary machine. A rare earth sintered m...  
WO/2012/161189A1
Provided are: a rare earth-iron-nitrogen system alloy material which is capable of providing a rare earth magnet having excellent magnetic characteristics; a method for producing the rare earth-iron-nitrogen system alloy material; a rare...  
WO/2012/147576A1
[Problem] To provide a magnetic material and coil component in which reliability characteristics such as high-temperature load, moisture-resistance, and water absorption are improved, while magnetic permeability and resistance insulation...  
WO/2012/147224A1
The issue of the invention is to provide a novel magnetic material combining both improved insulation resistance and improved magnetic permeability, and also to provide a coil component using such a magnetic material. Provided is a magne...  
WO/2012/146465A3
The invention relates to a method for producing a porous element (2), comprising the following steps: - producing a powdery metal-ceramic composite material (4) comprising a metal matrix (6) and a ceramic portion (8) amounting to less th...  
WO/2012/140057A1
The present invention concerns a method for producing compacted and sintered parts from an austenitic stainless steel powder composition. The invention further concerns a sintered component made by the method, in particular a turbocharge...  
WO/2012/139864A1
Known cast iron alloys have use limits in respect of the temperature. The alloy comprises (in % by weight): silicon (Si) 2.0%-4.5%, in particular 2.3%-3.9%, carbon (C) 2.9%-4.0%, in particular 3.2%-3.7%, niobium (Nb) 0.05%-0.7%, in parti...  
WO/2012/137070A3
An antimicrobial martensitic stainless steel comprises (by wt%) 0.35-1.20 C, 12.00-26.90 Cr, 0.29-4.60 Cu, 0.27 or less Ag, 0.15-4.60 W, 0.27-2.80 Ni, 0.01-1.25 Nb, 0.01-1.35 V, 1.8 or less Mn, 0.15-4.90 Mo, 2.6 or less Si, 3.6 or less r...  
WO/2012/138527A1
Iron-based metallurgical powders comprising vanadium are described, as well as compacted articles made thereof. These articles have improved mechanical properties.  
WO/2012/133166A1
A sputtering target for magnetic recording films which contains C, the sputtering target being characterized in that the ratio of the peak intensity of G-band to that of D-band as determined by Raman scattering spectrometry, IG/ID, is 5....  
WO/2012/124828A1
A production method for a three-dimensionally shaped object characterized by: repeating a step (i) in which a light beam is irradiated on a prescribed location in a powder layer to sinter or melt and solidify the powder at said prescribe...  
WO/2012/124387A1
This magnetic material has a magnetic powder and an amorphous metal as starting materials. The magnetic powder is a neodymium-iron-boron magnetic powder, and the amorphous metal contains a rare earth element, iron and boron. In the amorp...  
WO/2012/121351A1
Provided is a process for producing a rare earth magnet in which a diffusion element such as Dy can be diffused inwardly from the surface part of the magnet efficiently. This process for producing a rare earth magnet is characterized by ...  
WO/2012/119925A1
A low-chromium hot-work tool steel consisting of (in wt-%): C 0.08–0.40 N 0.015–0.30 C +N 0.30–0.50 Cr 1–4 Mo 1.5–3 V 0.8-1.3 Mn 0.5–2 Si 0.1–0.5 optionally Ni <3 Co ≤5 B < 0.01 Fe balance apart from impurities, and A pro...  
WO/2012/113184A1
A non-oriented electric steel comprises, in weight percentage, C≤0.008%,Si:0.15~2.2%,A1≤0.008%, Mn0.15~1.5%, P0.004~0.15%, S≤0.008%,[O]≤ 40 PPm, N≤0.005%, Ti≤0.008%, balance Fe and unavoidable impurities. A ...  
WO/2012/106837A1
A smokeless spheroidization processing method for producing nodular cast iron. Disposed in the center of a side of a rectangular or square steel pipe (13) are multiple pressure-adjusting throughholes (17) or a pressure-adjusting slit (19...  
WO/2012/106837A8
A smokeless spheroidization processing method for producing nodular cast iron. Disposed in the center of a side of a rectangular or square steel pipe (13) are multiple pressure-adjusting throughholes (17) or a pressure-adjusting slit (19...  
WO/2012/105399A1
Provided is a method for producing an R-T-B system sintered magnet, wherein a recovery step in a coarse grinding step (A) is carried out in a recovery chamber (40) which is provided with an inert gas introduction means (42), a vacuum eva...  
WO/2012/105346A1
A process for producing a rare earth alloy powder by a hydrogenation-decomposition/dehydrogenation-recombination method, which comprises (a) a step of hydrogenating/decomposing a raw material alloy containing a rare earth element to prod...  
WO/2012/105201A1
Provided are: a sputtering target that is for forming a magnetic recording medium film, is able to form a film having a low ordering temperature, and can suppress generation of particles; and a method for producing the sputtering target....  
WO/2012/105205A1
Provided are: a sputtering target that is for forming a magnetic recording medium film, is able to form a film having a low ordering temperature, and can suppress the generation of particles; and a method for producing the sputtering tar...  
WO/2012/099186A1
This method of producing an R-T-B sintered magnet involves: a step for preparing at least one R-T-B sintered magnet material (R is a rare earth element, T is Fe or Fe and Co); a step for preparing multiple RH diffusion sources having a h...  
WO/2012/090765A1
Provided is a magnetic body provided with high remanent magnetic flux density and capable of having the magnetic force thereof reversibly changed by a small external magnetic field. This magnetic body has a remanent magnetic flux density...  
WO/2012/089807A1
An iron-based powder composition for metal injection molding having an average particle size of 20-60μm, and having 99% of the particles less than 120 μm wherein the iron- based powder composition comprises by weight percent of the iro...  
WO/2012/086578A1
A ferromagnetic sputtering target the composition of which is 5 to 50 mol% of Pt, 5 to 15 mol% of SiO2, 0.05 to 0.60 mol% of Sn, and Fe as the balance, wherein the above-mentioned Sn is contained in SiO2 particles (B) dispersed in a meta...  
WO/2012/086335A1
Disclosed is a sintered body sputtering target having a composition ratio of the number of atoms represented by formula (Fe100-x-PtX)100-A-CA (wherein A is a number satisfying 20≤A≤50 and X is a number satisfying 35≤X≤55), wherei...  
WO/2012/075919A1
The present invention is a lining board for a large-scale ball mill and a method for heat treatment thereof; the chemical composition of the lining board in mass percent is: 0.26-0.35 C, 3.5-4.2 Cr, 2.8-3.2 Mn, 1.2-1.5 Si, 0.002-0.005 ...  

Matches 351 - 400 out of 12,805