Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
04/2006
04/27/2006US20060088781 Forming green beads of a mixture of ferric oxide, a strontium oxide precursor in excess of a stoichiometric amount that provides a ratio of Fe2O3 to SrO of 6/1, an oxygenated boron compound, and a binder and firing; toner carrier particles for electrography
04/27/2006US20060088659 Method of making crystalline nanoparticles
04/27/2006US20060086429 Cold-rolled steel strip with silicon content of at least 3.2 wt % and used for electromagnetic purposes
04/27/2006US20060086428 Temper process of sintered Nd-Fe-B permanent magnet
04/27/2006DE4228519B4 Verfahren zur Herstellung von kunststoffgebundenen anisotropen Dauermagnetformteilen Process for the production of plastic-bonded anisotropic permanent magnet molded parts
04/27/2006DE19844132B4 Magnetkern für eine sättigbare Drossel, Schaltregler mit mehreren Ausgängen vom Typ mit magnetischer Verstärkung sowie Computer mit einem derartigen Schaltregler Magnetic core for a saturable reactor, switching regulators with multiple outputs of the type with magnetic reinforcement, and computers with such a switching regulator
04/27/2006DE10237742B4 Verfahren zur Herstellung magnetischer Polymerpartikel A process for preparing magnetic polymer particles
04/27/2006DE10114951B4 Mn-Zn-Ferrit-Herstellungsverfahren, Mn-Zn-Ferrit und Verwendung desselben in Stromversorgungseinheiten Mn-Zn ferrite production process, Mn-Zn ferrite and using the same in power supply units
04/26/2006EP1650773A1 Soft magnetic material, dust core, transformer core, motor core, and method for producing dust core
04/26/2006EP1650772A1 Ferrite magnetic material and method for producing hexagonal w type ferrite magnetic material
04/26/2006EP1650177A1 Magnetic ferrite and magnetic device using same
04/26/2006EP1650042A1 Method of alignment of magnetic particles in a paste-like ink, and the printing of optical effects
04/26/2006EP1648381A2 Magnetic nanoparticle compositions, and methods related thereto
04/26/2006CN1764991A Magnetic field generating apparatus, method for manufacturing ferrite magnet, and mold
04/26/2006CN1764990A Minute high-performance rare earth magnet for micromini product and process for producing the same
04/26/2006CN1253924C Method for preparing zinc oxide base magnetic semiconductor material using sub-nanometer composite method
04/26/2006CN1253600C Magnesium oxide particle aggregate
04/26/2006CN1253301C Powder compacting apparatus and method
04/26/2006CN1253278C Hydrogen damage technology and box for rare earth metal-base magnetic material
04/25/2006US7034649 Ferrite material, ferrite sintered body, and inductor
04/25/2006US7034091 Parallel deposition, synthesis and screening of an array of diverse materials at known locations on a single substrate surface
04/25/2006US7033416 Low temperature synthesis of metallic nanoparticles
04/25/2006US7033413 Iron powder; insulation overcoatings; in binder of polyamide and thermoplastic resin
04/20/2006US20060082035 In-magnetic-field heat-treating device
04/20/2006US20060081808 Hydrophilic magnetic metal oxide nanoparticles and preparing method thereof
04/20/2006US20060081308 High productive and low cost for a nanocomposite magnet; measuring a coercivity of a solidified alloy prior to annealing, rapidly cooling, heating and crystallizing the solidified alloy, forming an amorphous alloy; metal working to obtain excellent magnetic properties; motors, meters, sensors, speakers
04/20/2006DE10348810B4 Verfahren zur Herstellung von Metallpulvern mit Körnern im Nanomaßstab und einer hervorragenden Hochfrequenzcharakteristik sowie Verfahren zur Herstellung eines Hochfrequenz-Weichmagnetkerns unter Verwendung solcher Pulver Process for the preparation of metal powders with grains in the nano-scale, and an excellent high frequency characteristic and to methods for producing a high-frequency soft magnetic core using such powder
04/20/2006DE10348808B4 Verfahren zur Herstellung von amorphen Metallpulvern auf Fe-Basis sowie Verfahren zur Herstellung eines weichmagnetischen Kerns unter Verwendung solcher Pulver A process for the preparation of amorphous Fe-based metal powders and methods for producing a soft magnetic core using such powder
04/20/2006DE102005043872A1 Vorrichtung zum Herstellen von ringförmigen Pulverpresslingen und Verfahren zum Herstellen von gesinterten Ringmagneten Apparatus for producing ring-shaped powder compacts and methods for making sintered ring magnet
04/20/2006CA2526977A1 Rotating magnetic device utilizing sacred geometry
04/19/2006EP1647343A2 Method of making rapidly solidified alloy for magnet
04/19/2006EP1398800B1 Rare earth element permanent magnet material
04/19/2006CN1762000A Production of nanoparticulate thin films
04/19/2006CN1761770A Method of modifying iron based glasses to increase crytallization temperature without changing melting temperature
04/19/2006CN1761764A Grain-oriented magnetic steel sheet excellent in magnetic characteristic and its manufacturing method
04/19/2006CN1761002A Method for synthesizing magnetic metallic oxide Nano wire in high length-diameter ratio
04/19/2006CN1252754C Method for preparing vertical anisotropic iron base soft magnetic film
04/19/2006CN1252749C Magnet core with magnetic deflecting body and inductor therewith
04/19/2006CN1252747C Common mode wave filter
04/19/2006CN1252743C Material powder of manganese-zinc power soft magnet ferrite and its preparation method
04/19/2006CN1252742C Method for realizing vertical anisotropy in magnetic multi-layer film
04/19/2006CN1252741C A magnetic strap material having high strain shape memory effect and preparing method thereof
04/19/2006CN1252303C Method for producing high puriy, laminar cast ingot of Nd-Fe-B alloys
04/19/2006CN1251812C Coating method for self adhesive coating of electrical steel
04/18/2006US7030828 Coil antenna
04/18/2006US7029773 Depositing surfactant coated nanoparticles on substrate ; removal surfactants in design of recorded information; performing writing; detecting variations in magnetism
04/18/2006US7029769 For improving heat resistance
04/13/2006US20060077030 Magnet core
04/13/2006US20060076087 Modified sintered RE-Fe-B-type, rare earth permanent magnets with improved toughness
04/13/2006US20060076086 Cold rolling a steel slab, decarburizing annealing, annealing separator secondary-recrystallization, purification; excellent magnetic and bend properties; strip-shaped electrical steel sheet
04/13/2006US20060076085 Highly quenchable Fe-based rare earth materials for ferrite replacement
04/13/2006US20060076084 melting alloy raw materials at 1,200 to 1,800 degrees C. and solidifying by rapidly quenching the molten metal produced through the above step to thereby form the RE-containing alloy
04/13/2006US20060075683 Apparatus and method for the conversion of water into a new gaseous and combustible form and the combustible gas formed thereby
04/12/2006EP1646057A2 Security document and method for identification and/or authentication of a security document
04/12/2006EP1646056A1 Security document on which data can be stored and method and apparatus for reading data from and writing data on the security document
04/12/2006EP1645648A1 A rare earth alloy sintered compact
04/12/2006EP1645171A1 Soft magnetic material for manufacturing printed circuit boards
04/12/2006EP1644941A1 Magnetic nanoparticles having improved magnetic properties
04/12/2006CN1759457A Ferrite magnet and method for production thereof
04/12/2006CN1759456A Ferrite magnet and method for production thereof
04/12/2006CN1759007A Magnetic implement using magnetic metal ribbon coated with insulator
04/12/2006CN1757465A Dehydrogen technology for preparation of neodymium-iron-boron powder
04/12/2006CN1251254C Oxidized magnetic material, sheet components therewith and production thereof
04/12/2006CN1251253C Magnet powder, method for producing magnet powder and bound magnet
04/12/2006CN1251252C Iron-boron-rare earth type permanent magnetic material containing cerium, neodymium and/or praseodymium and its production method
04/12/2006CN1251251C Magnetic materials
04/12/2006CN1250762C Praseodymium base massive non-crystalline alloy with permanent magnetism
04/12/2006CN1250480C Mn-Zn based ferrite
04/11/2006US7026938 Ferromagnetic element for use in a marker in a magnetomechanical electronic article surveillance system
04/11/2006US7025946 Method for producing soft magnetic hexagonal ferrite sintered material and soft magnetic hexagonal ferrite sintered material
04/11/2006US7025930 Sliding, on a sintering support plate, a green compact made from a rare earth metal-based magnetic alloy powder by a press machine, wherein the support plate used has a surface roughness
04/11/2006US7025837 Permanent magnets and R-TM-B based permanent magnets
04/06/2006WO2006035911A1 Soft magnetic material, dust core and method for producing soft magnetic material
04/05/2006EP1643514A1 R-t-b based permanent magnet
04/05/2006EP1643513A1 Rare earth - iron - boron based magnet and method for production thereof
04/05/2006EP1642661A1 Process and system for producing granulation powder of rare earth alloy and process for producing sintered object of rare earth alloy
04/05/2006EP1641947A1 Method and device for the liquid metallurgical production of conductive alloys
04/05/2006EP1641615A2 Amorphous and nanocrystalline glass-coated articles
04/05/2006EP1395381B1 Centrifugal casting method und centrifugal casting apparatus
04/05/2006EP0940825B1 Laminated ceramic parts
04/05/2006CN1757079A 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 s
04/05/2006CN1757078A Process for producing oxide magnetic material based permanent magnet
04/05/2006CN1756854A High strength and high magnetic permeability steel sheet for cathode ray tube band and method for production thereof
04/05/2006CN1755844A Two-phase nanocrystalline hard magnetic material containing mixed rare earth
04/05/2006CN1249742C Method of manufacturing permanent magnet and pressing apparatus
04/05/2006CN1249738C Monolithic ceramic electronic component
04/05/2006CN1249737C Thin permanent-magnet film and process for producing same
04/05/2006CN1249736C Composite magnetic material
04/05/2006CN1248803C Soft magnetic alloy thin band, magnetic part made therefrom and its making method
04/04/2006US7022252 Containing rare earth element, iron and boron
04/04/2006US7022156 Reducing, in liquid phase, a base metal and then reducing, in liquid phase, a noble metal for nanoparticles having at least one of a CuAu type and Cu3Au type magnetically hard ordered alloy phase
03/2006
03/30/2006WO2006033335A1 Method for producing ferrite magnetic material
03/30/2006WO2005053881A3 Metallurgical powder compositions and articles and methods utilizing the same
03/30/2006US20060068217 Magnetic; having excellent oxidation resistance and excellent dispersibility; core having a noble metal cluster of a diameter of 3 nm or less; and a metal shell; nonaggregating
03/30/2006US20060068203 coated with a non-organic shell such as silica, optionally functionalized; biological labeling, magnetic resonance imagine (MRI) and drug targeting
03/30/2006US20060068196 High-frequency magnetic material, producing method for the same and high-frequency magnetic device
03/30/2006US20060068080 Combinatorial discovery of nanomaterials
03/30/2006US20060066432 Magnetic element
03/29/2006EP1641001A2 High-frequency magnetic material, producing method for the same and high-frequency magnetic device
03/29/2006EP1641000A1 R-t-b based rare earth permanent magnet and method for production thereof