Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
10/2004
10/27/2004EP0996759B1 Amorphous magnetostrictive alloy with low cobalt content and method for annealing same
10/27/2004CN1540687A Spliced magnet and ferrite magnetic powder for splicing same
10/27/2004CN1540686A R-T-B system rare earth permanent magnet
10/27/2004CN1539793A Method for preparing composite magneticparticle in submicro size by using Nano granules of magnet ironoxide to clad organic microsphere
10/27/2004CN1173061C Iron-base bulk amorphous soft-magnetic alloy material
10/27/2004CN1173051C Regeneration method of rare earth permanent magnet material
10/26/2004US6808807 Coated ferromagnetic particles and composite magnetic articles thereof
10/26/2004US6808568 Metal powder with nano-composite structure and its production method using a self-assembling technique
10/21/2004WO2004074522A3 Method of modifying iron based glasses to increase crytallization temperature without changing melting temperature
10/21/2004WO2004045652A3 Biocompatible magnetic materials for the treatment of cancer by means of hyperthermia, and processes for their production
10/21/2004US20040209376 Assemblies of differentiable segmented particles
10/21/2004US20040209120 Composite magnetic body, and magnetic element and method of manufacturing the same
10/21/2004US20040207954 Composite magnetic body, and magnetic element and method of manufacturing the same
10/21/2004US20040206929 Magnetorheological fluids with a molybdenum-amine complex
10/21/2004US20040206928 Magnetorheological fluids
10/21/2004US20040206423 powder filling and compression while applying magnetic flux
10/20/2004EP1469092A1 Non-magnetic nickel powders and method for preparing the same
10/20/2004EP1468430A1 Silicon-containing magnetic particles, method for producing said particles and use of the same
10/20/2004CN1537824A 铁氧体材料 Ferrite materials
10/20/2004CN1172331C Method for making rareearth magnet
10/20/2004CN1172326C Magnet powder and isotropic bound magnet
10/20/2004CN1172325C Magnet powder and isotropic bound magnet
10/19/2004US6805980 High coercive force and residual magnetic flux density by controlling metallurgical microstructure; rotating machine and magnetic recording medium; anisotropy; alternating layers of refractory metal and magnetic rare earth alloy
10/14/2004WO2004089054A1 SiC-HEXAGONAL FERRITE TYPE CERAMIC COMPOSITE ELECTROMAGNETIC WAVE ABSORBER
10/14/2004WO2004088695A1 Device for making or breaking electric contact between at least two electrodes
10/14/2004WO2004088683A1 Minute high-performance rare earth magnet for micromini product and process for producing the same
10/14/2004WO2004088681A2 Magnet core, method for the production of such a magnet core, uses of such a magnet core especially in current transformers and current-compensated inductors, and alloys and bands used for producing such a magnet core
10/14/2004WO2004088680A2 A mg-based ferrite, an electrophotographic development carrier containing the ferrite, and a developer containing the carrier
10/14/2004WO2004088606A1 Method of manufactureing deactivating elements for magnetic markers
10/14/2004WO2004053175A3 Control of engineering processes using magnetostrictive alloy compositions
10/14/2004WO2004003508A3 Magnetic nanomaterials and methods for detection of biological materials
10/14/2004US20040203074 for solid phase synthesis; microarrays
10/14/2004US20040202788 System and method for forming a low temperature cured ceramic coating for elevated temperature applications
10/14/2004US20040200319 converting nickel powder with hexagonal close packed (HCP) crystal structure to face-centered cubic (FCC) crystal structure by heating in glycol dispersion
10/14/2004DE202004012577U1 Science teaching aid reveals lines of magnetic force as a visual presentation with container and magnetic fluid
10/14/2004CA2520606A1 Sic-hexagonal ferrite type ceramic composite electromagnetic wave absorber
10/13/2004EP1467385A1 Rare earth element sintered magnet and method for producing rare earth element sintered magnet
10/13/2004EP1465757A2 A thermal process involving cold rf irradiated liquid as a core method for producing nano-size particles
10/13/2004CN1537313A Rare earth sintered magnet and its mfg. method
10/13/2004CN1536591A Common mode wave filter
10/13/2004CN1171250C Composite magnetic body and electromagnetic interference suppressing body using the same
10/13/2004CN1171249C Manufacturing method of pressed body of rare earth alloy powder, shaping apparatus and rare earth magnet
10/13/2004CN1171248C Corrosion-resistance R-Fe-B bonded magnet and powder for forming P-Fe-B bonded magnet and method for preparation thereof
10/13/2004CN1171247C Method for producing laminated permanent magnet
10/12/2004US6804822 Magnetic recording medium and magnetic recording apparatus using same
10/12/2004US6803694 Unitary amorphous metal component for an axial flux electric machine
10/12/2004US6803130 Resin and spinel ferrite containing oxides of cobalt and iron as well as magnesium, copper and/or zinc for high frequency electronics; high permeability core; miniaturization
10/12/2004US6803118 Marker for use in a magnetic anti-theft security system
10/07/2004WO2004086430A1 Permanent magnetic film
10/07/2004WO2004086426A1 Magnetic fluid having an improved chemical stability and process for preparing the same
10/07/2004WO2004086425A1 Ferrite magnet and method for production thereof
10/07/2004WO2004086424A1 Ferrite magnet and method for production thereof
10/07/2004WO2004086423A1 Ferrite magnet and method for production thereof
10/07/2004WO2004086422A1 Ferrite magnet and method for production thereof
10/07/2004US20040195541 Magnetostrictive particles dispersed throughout a matrix formed from a thermosetting epoxy resin, an amine curing agent, fumed silica and a flexibilizing agent; particles aligned in the direction of their magnetic easy axes.
10/07/2004US20040195540 Magnetic particles including modifier dispersed in oil based, low vapor pressure carrier liquid; stability; oxidation and gelation resistance; liquid seals, heat transfer fluids
10/07/2004US20040194857 Method of annealing amorphous ribbons and marker for electronic article surveillance
10/07/2004US20040194856 Powder containing soft and hard ferromagnetic crystalline phases; heat treatment, rapid cooling; uniformity, performance
10/07/2004US20040194855 crystal structured microparticles comprising alloys of iron, silicon, aluminum, lanthanum, haydogen and optionally cobalt, nickel, chromium or manganesse, for use as refrigerants
10/06/2004EP1465214A1 Oxide magnetic material, ferrite particle, sintered magnet, bonded magnet, magnetic recording medium and motor
10/06/2004EP1465213A1 Method for producing r-t-b based rare earth element permanent magnet
10/06/2004EP1465212A1 R-t-b based rare earth element permanent magnet
10/06/2004EP1464712A1 Method for producing grain-oriented silicon steel plate with mirror surface
10/06/2004CN1534270A Power station boiler rotary air preheater gap sensor
10/06/2004CN1534105A Soft magnetic structure steel possessing good low temperature toughness and easy welding preformance and its manufacturing method
10/06/2004CN1170293C Process for preparing nano-class magnetic complex-phase material (Fe3B, alpha-Fe)Nd2Fe14B
10/06/2004CN1169993C High performance soft steel magnet for magnetic suspension train
10/05/2004US6800215 Forming high electric resistance, smaller size and weight coil material; calcining oxides of iron, zinc, copper, and nickel then adding manganese dioxide
10/05/2004US6800146 Magnetic circuit member
10/05/2004US6800145 Rare earth magnet alloy, manufacturing method thereof and product applied with rare earth magnet alloy
10/05/2004US6800143 Supermagnetostrictive alloy and method of preparation thereof
10/05/2004CA2455428C Production of cationically homogeneous refractory oxides of nanometer-scale particle size diameters at reduced temperatures
09/2004
09/30/2004WO2004084195A1 Production of nanoparticulate thin films
09/30/2004WO2004083465A1 Grain-oriented magnetic steel sheet excellent in magnetic characteristic and its manufacturing method
09/30/2004US20040191572 UV/EB cured integrated magnets-composition and method of fabrication
09/30/2004US20040191519 wherein surfaces of core particles are surrouded by insulating inorganic coating, and lubricant comprises silanes, titanates, aluminates, zirconates, or mixtures thereof; magnetic/ferromagnetic
09/30/2004US20040189766 Electromagnetophoretic display system and method
09/30/2004US20040189426 R-T-B system rare earth permanent magnet
09/30/2004US20040187970 Product rich in zr; platy or acicular form
09/30/2004US20040187969 Sintered body comprising rare earth-transition metal-boride or alloy comprising boron, rare earth element, yttrium, iron and/or cobalt; grain growth inhibitors
09/30/2004US20040187963 Rare earth magnet, process for producing same, and motor using rare earth magnet
09/30/2004US20040187962 Sintering compacted body comprising rare earth-transition metal-boron alloy powder comprising iron and/or cobalt; grain growth inhibition
09/30/2004DE10320350B3 Soft magnetic iron-based alloy used as a material for magnetic bearings and rotors, e.g. in electric motors and in aircraft construction contains alloying additions of cobalt, vanadium and zirconium
09/30/2004CA2519459A1 Production of nanoparticulate thin films
09/29/2004EP1463068A2 Magnetic composite material and method for producing the same
09/29/2004EP1462531A2 R-T-B system rare earth permanent magnet
09/29/2004EP1462426A1 Low temperature co-fired ferrite-ceramic composite and the process for manufacturing it
09/29/2004EP1071829B1 Rare earth magnet for mri scanner made from treated pr-nd bearing ore residuum
09/29/2004EP0960675B1 Ultrafine particles and process for the production thereof
09/29/2004EP0940824B1 Magnet powder, sintered magnet, method of manufacturing these materials, bonded magnet, motor, and magnetic recording medium
09/29/2004EP0778594B1 Process for producing sintered rare earth magnet
09/29/2004CN1533577A Magnetic glass alloys for electronic article surveilance
09/29/2004CN1533313A press molding process for rare earth alloy powder and process for manufacturing rare earth alloy sintered body
09/29/2004CN1532854A Composition and its preparing method
09/29/2004CN1532003A Coating method for self adhesive coating of electrical steel
09/29/2004CN1169169C Inductive element and buffer circuit using said inductive element
09/29/2004CN1169166C Ferrite magnetic material
09/29/2004CN1169165C R-T-B series sintered permanent magnet
09/29/2004CN1169164C Compound magnet material and electromagnetic interference suppressor
09/28/2004US6798329 Inductor