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WO/2023/119908A1 |
The present invention provides a method for manufacturing a rare-earth magnetic powder that provides a high magnetic characteristic stably even in a corrosive environment. The method of the present invention comprises a treatment step fo...
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WO/2023/121040A1 |
A method for manufacturing a grain-oriented electrical steel sheet, according to one embodiment of the present invention, comprises the steps of: hot rolling a slab so as to manufacture a hot rolled sheet, the slab comprising, by wt%, 2....
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WO/2023/121253A1 |
A grain-oriented electrical steel sheet according to one embodiment of the present invention comprises a plurality of line-shaped deformation parts formed in the rolling direction, and at least two regions, in which intervals between the...
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WO/2023/121256A1 |
A non-oriented electrical steel sheet according to an embodiment of the present invention contains, in wt%, 2.5-4.0% of Si, 0.1-1.5% of Al, and 0.1-1.5% of Mn, with the remainder comprising Fe and inevitable impurities. The non-oriented ...
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WO/2023/121295A1 |
A non-oriented electrical steel sheet according to an embodiment of the present invention comprises: a steel sheet base material containing, in wt%, 2.0-6.5% of Si, 0.1-1.3% of Al, 0.3-2.0% of Mn, and 0.005-0.06% of Cr, with the remainde...
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WO/2023/120655A1 |
The present invention provides: a unit having an alloy the Curie temperature of which is adjusted, while suppressing a decrease in the amount of change in entropy; a temperature adjustment module; and a temperature adjustment device. Pro...
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WO/2023/116234A1 |
The present invention provides a method for preparing a high-performance neodymium-iron-boron magnet through a solid-liquid phase separation diffusion process. The magnet attached with a diffusion source is subjected to primary liquid ph...
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WO/2023/121191A1 |
This non-oriented electrical steel sheet comprises: 3.0-4.0 weight% of Si; 0.1-1.5 weight% of Al; 0.1-0.5 weight% of Mn; 2-20 weight% of Cr with respect to the content of Mn; 0.006-0.1 weight% of a sum of Sn and Sb; 0.0010-0.0050 weight%...
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WO/2023/121294A1 |
A non-oriented electrical steel sheet according to one embodiment of the present invention comprises a steel sheet base material and an insulation film positioned on the steel sheet base material, satisfies the following formula 2 before...
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WO/2023/121201A1 |
The present invention relates to a grain-oriented electrical steel sheet and a manufacturing method therefor. The grain-oriented electrical steel sheet according to one embodiment of the present invention may comprise, in wt%, 2.0 to 6.0...
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WO/2023/121273A1 |
A manufacturing method of a grain oriented electrical steel sheet according to one embodiment of the present invention comprises: a step of manufacturing a hot-rolled steel sheet by hot-rolling a slab; a step of hot-rolled sheet annealin...
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WO/2023/120730A1 |
The present invention provides: a laminated magnetic material which is excellent in terms of preventing a reduction in heat resistance and magnetic flux density and suppressing an increase in iron loss; and a method for producing a lamin...
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WO/2023/119896A1 |
Provided are a production method and a production device for producing a water-atomized metal powder, whereby a metal powder having a degree of amorphization and having high apparent density and high circularity can be produced through a...
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WO/2023/121259A1 |
An annealing separating agent composition for a grain oriented electrical steel sheet according to an embodiment of the present invention contains 25-80 wt% of a boron compound on the basis of 100 wt% of the total solid content, with the...
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WO/2023/121268A1 |
A non-oriented electrical steel sheet according to one embodiment of the present invention comprises, by wt%: 1.4-3.0 % of Si; 0.001-1.5 % of Mn; and 0.001-0.2 % of Al, with the remainder of Fe and inevitable impurities, wherein a thickn...
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WO/2023/121270A1 |
A non-oriented electrical steel sheet according to an embodiment of the present invention comprises, by wt%, 3.1-3.8% of Si, 0.5-1.5% of Al, 0.3-1.5% of Mn, 0.01-0.15% of Cr, 0.02-0.08% of Sn, 0.03-0.06% of Sb, and the remainder of Fe an...
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WO/2023/119612A1 |
The present invention provides a production method for a rare earth magnet powder that is capable of stably exhibiting high magnetic properties even in a corrosive environment. The present invention is a production method for obtaining a...
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WO/2023/113527A1 |
The present invention pertains to a grain-oriented electrical steel sheet and a method for manufacturing same. The grain-oriented electrical steel sheet according to an embodiment of the present invention comprises: a base material conta...
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WO/2023/112891A1 |
A non-oriented electromagnetic steel sheet according to the present invention contains no greater than 0.010% of C, 1.0% to 5.0% (inclusive) of Si, 0.05% to 5.0% (inclusive) of Mn, no greater than 0.1% of P, no greater than 0.01% of S, n...
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WO/2023/112892A1 |
A non-oriented electromagnetic steel sheet according to the present invention contains, in mass%, 0.010% or less C, 1.0 to 5.0% Si, 0.05 to 5.0% Mn, 0.1% or less P, 0.01% or less S, 3.0% or less Al, and 0.005% or less N, the remainder be...
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WO/2023/112418A1 |
Provided is a laminated core having good core loss characteristics. This laminated core is formed of a laminate of electromagnetic steel sheets processed to a predetermined shape, the electromagnetic steel sheets having an insulating c...
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WO/2023/112894A1 |
This hot-worked R-Fe-B magnet for a variable-magnetic-force motor is an R2-Fe14-B-based hot-worked magnet (where R is at least one rare earth element selected from among Nd, La, Ce, and Y) comprising 12.2-14.5 at.% of R2(Nd1-xy-zLaxCeyYz...
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WO/2023/112419A1 |
Provided is a laminated iron core with good iron loss characteristic. A laminated iron core of the present invention is formed by laminating electromagnetic steel sheets processed into a predetermined shape and has a butt portion where...
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WO/2023/112421A1 |
The present invention provides: a grain-oriented electromagnetic steel sheet which has excellent film adhesion; and a method for producing this grain-oriented electromagnetic steel sheet. A grain-oriented electromagnetic steel sheet ac...
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WO/2023/106604A1 |
Disclosed is an electronic apparatus comprising: a battery; a coil antenna set to transmit power from the battery; a shielding member located on the lower surface of the coil antenna; and a plurality of magnetic modules formed to surroun...
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WO/2023/106221A1 |
Provided is a production method for a fine-particle anisotropic Nd-Fe-B magnetic powder that has excellent magnetic characteristics. According to the present invention, a production method for an anisotropic Nd-Fe-B magnetic powder inv...
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WO/2023/106008A1 |
A method for producing a rare earth iron sintered magnet according to one embodiment of the present invention comprises: a step (S3) for filling a mold (110) with a rare earth iron magnet powder (201) that is produced by a rapid quenchin...
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WO/2023/100765A1 |
Provided is a method for producing a thin silicon steel strip that includes a silicon content of 6.5% and is produced by cold rolling silicon steel with a silicon content in a range of 4.0-8.0%. The method 1 for producing a thin silico...
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WO/2023/100528A1 |
In this Fe-Cr-Si-based soft magnetic alloy powder, the weight ratio of Cr contained in the alloy powder is gradually reduced from the surface of the alloy powder to a predetermined depth in the depth direction, the content of Si is in th...
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WO/2023/093123A1 |
A wide-temperature low-loss high-strength MnZn power ferrite, and a preparation method therefor and the use thereof. The wide-temperature low-loss high-strength MnZn power ferrite is comprised of a main component and an auxiliary compone...
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WO/2023/093495A1 |
Disclosed in the present invention are a rare earth permanent magnet, a sintered magnet material, a preparation method, and the use. A material for a sintered magnet comprises a first component and a second component. The first component...
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WO/2023/094490A1 |
In a first aspect, the invention relates to a method for preparing a magnetic bead comprising at least one magnetic particle (M) and a silica coating, wherein the silica coating comprises at least two silica layers, the method comprising...
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WO/2023/095466A1 |
The present invention provides a resin sheet or the like, which enables the achievement of a cured product that has high relative magnetic permeability and excellent mechanical strength. The present invention provides a resin sheet which...
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WO/2023/093496A1 |
Disclosed in the present invention are an antioxidant composition, a rare earth permanent magnet, a sintered magnet material, and a preparation method. The antioxidant composition comprises the following components: 30-60 mas% of poly-α...
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WO/2023/095637A1 |
In a process for using a thin slab, the present invention suppresses ridging, which becomes a problem when handling steel containing a large amount of the alloy elements Si, Al, and Mn. Provided is a method for producing a hot-rolled ste...
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WO/2023/090424A1 |
This rotary electric machine comprises a stator, a rotor, and a casing that houses the stator and the rotor. A, which is the ｛111｝<211> orientation intensity of a base steel sheet of a non-oriented electrical steel sheet included in ...
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WO/2023/090220A1 |
Provided are: a magnetic powder having outstanding high-frequency characteristics and having low iron loss and outstanding efficiency even when subjected to high frequency waves; a method for manufacturing a magnetic powder having outsta...
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WO/2023/087302A1 |
The present invention provides a use for a blended alloy in the preparation of a neodymium-iron-boron magnet by using a waste sintered magnet, and further provides a method for preparing a neodymium-iron-boron magnet by using a waste sin...
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WO/2023/090138A1 |
The purpose is to provide, by utilization of primary recrystallization, control of the new crystal texture, and control of grain size, a non-oriented electrical steel sheet that not only has low low-frequency iron losses, but also low hi...
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WO/2023/090437A1 |
The present invention provides a magnetic viscous fluid which contains magnetic particles, an ester-based synthetic oil, an ether-based synthetic oil, at least one substance selected from among alkyl naphthalenes that have an alkyl group...
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WO/2023/090438A1 |
The present invention provides a magnetic viscous fluid which contains magnetic particles, a base oil, an inorganic cation exchanger having a siloxane bond, and a silicone oil, wherein the difference (A - B) between the solubility parame...
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WO/2023/083100A1 |
Disclosed in the present invention are a sintered neodymium-iron-boron magnet material, a preparation method therefor and an application thereof. The preparation method disclosed in the present invention comprises: smelting, casting, cru...
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WO/2023/085549A1 |
The present invention relates to: a coil-embedded inductor using a ferrite core, wherein the inductor can improve inductance characteristics while preventing the local concentration of magnetic flux density; and a manufacturing method th...
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WO/2023/085187A1 |
The present invention pertains to a magnetic body that: includes a green compact that includes triiron tetraoxide and an iron-based powder that has an insulating film on at least part of the surface thereof; has a cylindrical shape; incl...
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WO/2023/079836A1 |
In the present invention, when manufacturing a non-oriented electromagnetic steel plate by hot rolling a steel material containing C, Si, Mn, and Al in prescribed amounts, performing hot-rolled plate annealing, cold rolling, and cold-rol...
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WO/2023/077778A1 |
Provided in the present invention are a magnetic composite material composition, an inductance magnetic core and a preparation method therefor. The magnetic composite material composition comprises a soft magnetic alloy, a thermosetting ...
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WO/2023/080171A1 |
Provided is an R-T-B permanent magnet that contains Al, Cu, Ga, and Zr. The R content is 30.00-33.00 mass%, the Co content is greater than 0.80 mass% but no greater than 3.00 mass%, the B content is 0.70-0.83 mass%, the Al content is gre...
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WO/2023/077890A1 |
A microwave ferrite material for a third-order intermodulation circulator and a preparation method therefor, the chemical formula being Y3-aCaaSnaInbMncFe5-a-b-cO12, 0.1≤a≤0.3, 0.01≤b≤0.1, 0.001≤c≤0.1. The preparation method ...
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WO/2023/080169A1 |
The present invention relates to an R-T-B based permanent magnet containing Al, Ga, and Zr. The R content is greater than or equal to 30.00 mass% and less than or equal to 33.00 mass%, the B content is greater than or equal to 0.70 mass%...
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WO/2023/079945A1 |
This powder magnetic core includes: soft magnetic particles; and an insulating layer formed on the surface of each of the soft magnetic particles. The soft magnetic particles contain Fe and an element that is more easily oxidized than Fe...
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