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Matches 1 - 50 out of 47,907

Document Document Title
WO/2019/155858A1
Provided are: an electromagnetic steel sheet with an insulating coating for which the coating adhesiveness of the insulating coating is excellent; and a production method therefor. An electromagnetic steel sheet with an insulating coatin...  
WO/2019/156220A1
A grain-oriented electrical steel sheet pertaining to the present invention has a grooved steel sheet surface, the average projection height of surface projections extending in the longitudinal direction of the grooves being more than 5 ...  
WO/2019/153310A1
Disclosed is a preparation method for an iron-based amorphous-state soft magnet powder core, the method comprising the following steps: preparing an amorphous alloy powder; sieving the amorphous alloy powder prepared in step (1) to obtai...  
WO/2019/156301A1
The present invention proposes a magnetic press apparatus using a Halbach cylinder structure and a control method thereof. The magnetic press apparatus comprises: a forming mold; a mold punch; a magnetic field generation part; and a driv...  
WO/2019/156127A1
The oriented electromagnetic steel sheet according to this invention is provided with a base-metal steel sheet having multiple grooves on a surface thereof and a glass coating formed on the surface of the base-metal steel sheet. When a r...  
WO/2019/153309A1
A preparation method for a novel spherical Fe-based amorphous alloy powder and amorphous magnetic powder core, comprising the following steps: using a gas atomizing method to prepare the spherical Fe-based amorphous alloy powder; screeni...  
WO/2019/151397A1
An oriented electromagnetic steel sheet pertaining to the present invention has a steel sheet surface on which grooves are formed. The steel sheet surface has thereon two or more broken lines, each including said grooves having a length ...  
WO/2019/150936A1
The purpose of the present invention is to obtain a Ni-Zn-Cu ferrite powder which has desired magnetic properties at a frequency band such as 60 MHz. This Ni-Zn-Cu ferrite powder comprises Fe2O3, NiO, ZnO, CuO, and CoO in a predetermined...  
WO/2019/151245A1
An R-T-B-based rare earth permanent magnet in which the composition formula is represented by (R11-x-ySmxR2y)aTbBcMd, wherein: R1 is one or more rare earth elements not including Sm or Y; R2 is one or more rare earth elements from among ...  
WO/2019/151401A1
Provided is a grain-oriented electrical steel sheet with the outstanding effect of reducing transformer core loss when used in the stacked core of a transformer. This grain-oriented electrical steel sheet is used in the stacked core of a...  
WO/2019/151399A1
Provided is a directional electrical steel sheet which is excellent in the reduction effect of transformer core loss when used for a wound core of a transformer. In the directional electrical steel sheet for use in a wound core of a tran...  
WO/2019/151730A1
A ferrite core according to an embodiment of the present invention comprises: a plurality of grains containing 30-40 mol% of Mn, 5-15 mol% of Zn, and 50-60 mol% of Fe; and a plurality of grain boundaries between the plurality of grains, ...  
WO/2019/149593A1
The invention relates to a non-grain-oriented electrical steel strip or steel sheet, in particular for electrotechnical applications, to an electrotechnical component produced from such an electrical steel strip or steel sheet, to a meth...  
WO/2019/151244A1
[Problem] To provide a permanent magnet possessing a high coercivity and a high residual magnetic flux density. [Solution] Provided is a permanent magnet containing R and T. R is a rare-earth element. Sm is required. One or more types of...  
WO/2019/149582A1
The invention relates to a non-grain-oriented electrical steel strip or steel sheet, in particular for electrotechnical applications, to an electrotechnical component produced from such an electrical steel strip or steel sheet, to a meth...  
WO/2019/146697A1
This grain-oriented electrical steel sheet comprises a base material steel sheet, a glass coating formed on the base material steel sheet and in contact therewith, and an insulating coating formed on the glass coating and in contact ther...  
WO/2019/146694A1
This grain-oriented electromagnetic steel sheet is provided with: a base steel sheet; a lower layer coating formed so as to be in contact with the base steel sheet; and an insulating coating formed so as to be in contact with the lower l...  
WO/2019/146661A1
The present invention provides a composite particle comprising a base particle composed of ferrite and a covering layer composed of a metallic material exhibiting a white to silver color, a powder characterized by containing a plurality ...  
WO/2019/142610A1
[Problem] To provide a Fe-Co alloy powder that has a small particle diameter, is able to achieve a high μ' in a high frequency band, and exhibits favorable heat resistance. [Solution] A Fe-Co alloy powder that has a small particle diame...  
WO/2019/142727A1
[Problem] To provide: a silicon oxide-coated iron powder that has a small particle diameter, is able to achieve a high μ' in a high frequency band, and exhibits favorable heat resistance; and a manufacturing method therefor. [Solution] ...  
WO/2019/142611A1
[Problem] To provide a Fe-Ni alloy powder that has a small particle diameter, is capable of achieving a high µ' in a high-frequency region, and has good heat resistance. [Solution] In the presence of phosphorus-containing ions, an acidi...  
WO/2019/140909A1
A preparation method of a bio-nano-magnetic bead based on a silicon-based polypeptide comprises the following steps: step S10, constructing a deletion mutant strain of a bacterial magnetic particle membrane protein gene mamC or mamF, i.e...  
WO/2019/141779A1
The present invention relates to hypercrosslinked magnetic particle comprising a polymer matrix and at least one magnetic core (M), wherein the polymer matrix comprises at least one crosslinked polymer having at least one hypercrosslinki...  
WO/2019/143502A1
In an aspect, a magnetic particle, comprises a core comprising iron, and a second metal comprising cobalt, nickel, or a combination thereof; wherein a core atomic ratio of the iron to the second metal is 50:50 to 75:25; and a shell at le...  
WO/2019/140910A1
Provided is a cationic polypeptide amino group-modified bio-nano-magnetic bead and a preparation method thereof. The cationic polypeptide amino group-modified bio-nano-magnetic bead is formed by fusion expression of a cationic polypeptid...  
WO/2019/140911A1
An anionic polypeptide carboxylated bio-nano-magnetic bead, formed by fusion expression of an anionic polypeptide polymer linked to a membrane protein of the bio-nano-magnetic bead via a flexible linker. The amino acid residue of the fle...  
WO/2019/138308A1
The invention relates to a permanent-magnet synchronous motor or generator comprising at least one rotor (2) and at least one stator (3, 8). The motor comprises two rotors (2), four stators (3, 8) and a cooling system (7, 7a) comprising ...  
WO/2019/138253A1
A phase transition composite material (1) includes a dispersion of single-domain magnetic nanoparticles (2) and an elastic encapsulant (3) arranged to separate the nanoparticles (2). The composite material (1) is deformable between first...  
WO/2019/138730A1
Provided is a soft magnetic alloy thin strip which has high saturation magnetic flux density and low coercivity, and which enables the achievement of a core that has high space factor and high saturation magnetic flux density. A soft mag...  
WO/2019/138648A1
A magnetic material for magnetic refrigeration which comprises an NaZn13-type compound represented by a formula La1-yPry(Fe1-x-zMnzSix)13Hw, characterized in that: the total amount of the coexistence phase other than the NaZn13-type comp...  
WO/2019/107926A3
A method for producing a magnetic powder according to one embodiment of the present invention comprises the steps of: mixing neodymium oxide, boron, and iron to prepare a first mixture; adding and mixing calcium to the first mixture to p...  
WO/2019/135572A1
An electronic device according to various embodiments of the present invention includes: at least one coil; a circuit board; and a first member, corresponding to the at least one coil, disposed between the at least one coil and the circu...  
WO/2019/107929A8
A method for manufacturing a sintered magnet according to an embodiment of the present invention comprises the steps of: preparing a NdFeB-based powder by a reduction-diffusion method; mixing the NdFeB-based powder and a rare earth hydri...  
WO/2019/127867A1
An iron-cobalt-based nanocrystalline alloy as shown by Formula (I) and a manufacturing method thereof. In Formula (I), 0.3≤x≤0.45, 70≤a≤78, 1.5≤b≤4, 12≤c≤18, 4≤d≤8, 0.5≤e≤2, and 0.3≤f≤1.2. M is one or more of ...  
WO/2019/131675A1
Particles of a magnetoplumbite-type hexagonal ferrite that is represented by formula (1) and in which the crystal phase is single phase, and application of the same. In formula (1), A represents at least one metal element selected from t...  
WO/2019/131974A1
An oriented electromagnetic steel sheet is provided which has excellent high-frequency core loss characteristics and blanking properties. In mass%, the oriented electromagnetic steel sheet contains, as a steel component, Si: 1.5-8.0% and...  
WO/2019/132232A1
The present invention can provide light-colored magnetic particles having a zirconium oxide coating layer formed on a magnetic core, and having a silver coating layer formed on the zirconium oxide coating layer, and a part of the surface...  
WO/2019/131853A1
According to the present invention, when a grain-oriented electrical steel sheet is produced by hot rolling, hot-rolled-sheet annealing, cold rolling, primary recrystallization annealing/decarburization annealing, and finish annealing a ...  
WO/2019/130846A1
[Problem] To suppress flow loss of a heat transfer medium due to an increase of the viscosity of the heat transfer medium on the low temperature extraction side even with a configuration in which multiple of magnetic material types are l...  
WO/2019/131668A1
Provided is a method for manufacturing a rare-earth metal bond magnet, the method comprising the steps of: preparing a composition for a magnet, the composition containing magnetic material particles for rare-earth magnets and metal part...  
WO/2019/132074A1
The present invention relates to a DC power conversion module for a sensor node, the module comprising: a sensor node apparatus including a first neodymium magnet coupled to a lower side surface thereof and a power terminal formed therei...  
WO/2019/132413A1
An inductor according to an embodiment of the present invention comprises: a first magnetic body having a toroidal shape, and including a ferrite; and a second magnetic body disposed on an outer circumferential surface or an inner circum...  
WO/2019/121766A1
Described are building units for a heat exchanger block for a magnetocaloric heat exchanger, magnetocaloric heat exchangers comprising a heat exchanger block comprising two or more of said building units, as well as processes for manufac...  
WO/2019/124725A1
The present invention relates to a cooling insulation device using a mixed insulation oil in which a magnetic nanofluid is mixed with a vegetable insulation oil as a base oil. More specifically, the cooling insulation device uses a mixed...  
WO/2019/121343A1
Described is a magnetocaloric stack (200) with at least two magnetocaloric layers (211, 212, 213) comprising magnetocaloric material, wherein at least one stabilization layer (221, 222) comprising soft magnetic material is sandwiched bet...  
WO/2019/119637A1
Disclosed is an iron-based amorphous alloy Fe aB bSi cRE d, wherein a, b, and c represent, in atomic percentages, the contents of corresponding components, respectively; 83.0 ≤ a ≤ 87.0, 11.0 < b < 15.0, 2.0 ≤ c ≤ 4.0, and a ...  
WO/2019/124224A1
Amorphous alloy particles according to the present invention are amorphous alloy particles made from an iron-based alloy, and are characterized in that a grain boundary is formed in each of the particles.  
WO/2019/124982A1
The present invention relates to a steel sheet for shielding a magnetic field, which is used for a medical magnetic resonance imaging (MRI) room wall body and the like, and a method for manufacturing the same.  
WO/2019/122307A1
The invention relates to a method for producing a soft-magnetic moulding (20), in which, according to a first aspect, magnetically conductive particles (21) are melted such that electrical insulating points are arranged locally in the in...  
WO/2019/120388A1
The present invention relates to a method for producing a sintered gradient material from at least one permanently magnetic component and at least one carrier component and to a mechanically stable gradient material produced therefrom. A...  

Matches 1 - 50 out of 47,907