Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
10/2001
10/04/2001US20010025944 High electrical resistivity and initial permeability stoichiometrically comprising oxides of iron, zinc, manganese; soft magnetism oxide material inductance, impedance elements for electromagnetic imaging countermeasures
10/04/2001EP1138649A2 Mn-Zn ferrite and production process thereof
10/04/2001EP1138648A2 Mn-Zn ferrite and production process thereof
10/04/2001EP0966548B1 Process for the inhibition control in the production of grain-oriented electrical sheets
10/04/2001EP0738422B1 DEFLECTION RING OF SINTERED MgZn-FERRITE MATERIAL, CATHODE RAY TUBE COMPRISING SUCH A RING AND MOULDING MADE FROM THIS MATERIAL
10/04/2001DE10114939A1 Powder pressing device comprises a pressing plate, an upper stamp and a lower stamp for pressing a magnetic rare earth alloy powder, and a device for producing a magnetic field
10/03/2001CN1315735A Health-care far infrared magnet metal-base composite
10/03/2001CN1315679A Magnetic roller
10/03/2001CN1072274C High duty soft magnetic steel suitable for welding and its use in parts of magnetic levitational railways
10/02/2001US6297159 Method and apparatus for chemical polishing using field responsive materials
10/02/2001US6296948 Alloy of iron, boron and silicon for heat resistance
10/02/2001US6296791 Reusing powder containing ferric and zinc oxide along with titanium dioxide and/or tin dioxide; pressing, adjustment to form green compact; sintering; waste recycling
10/02/2001US6296720 Rare earth/iron/boron-based permanent magnet alloy composition
10/02/2001US6296719 Process for the production of grain oriented electrical steel strip having high magnetic characteristics, starting from thin slabs
09/2001
09/27/2001WO2001071732A2 Porous ferro- or ferrimagnetic glass particles for isolating molecules
09/27/2001WO2001070365A1 Method for separating components from liquid and gaseous media with nanocomposites
09/27/2001US20010024121 Electromagnetic wave absorber
09/27/2001US20010023933 Magnetoplumbite-type crystal structure; isotropic ferrite composition by calcination; finely pulverized and heat-treated metal compounds substitutions for stronium and/or barium; high performance use rotors, photocopiers
09/27/2001US20010023716 Magnetically anisotropic sintered magnets
09/27/2001US20010023715 Composed of alloy of iron, cobalt, boron, aluminum, rare earth element; heat stability; motors
09/27/2001DE10013670A1 Process for separating at least one component from liquid or gaseous media comprises contacting the medium with a nano composite so that the components to be separated are partially bound with the nano composite
09/26/2001EP1136587A2 Deposited-film forming apparatus
09/26/2001EP1136460A1 Mn-Zn Ferrite and production process thereof
09/26/2001EP1135783A1 Capacitance-coupled high dielectric constant embedded capacitors
09/26/2001CN1314681A Malgnet powder and istropic adhesive magnet
09/26/2001CN1314223A Method for producing rare-earch alloy magnetic powder shaping body and method for producing rare-earth magnet
09/26/2001CN1071799C High flux density low iron loss grain orientation electromagnetic steel palte and its manufacture method
09/25/2001US6294224 Method for arranging of non-magnetic substance
09/25/2001US6294010 Pigment mixture
09/20/2001WO2001069612A2 Structure of crude pellet for plastic magnet
09/20/2001WO2001068925A1 Method for producing non grain-oriented electric sheets
09/20/2001WO2001068778A1 Coating composition for forming insulating films, non-oriented electrical steel sheet with the coating composition coated thereon, and method for forming the insulating films on the steel sheet
09/20/2001WO2001068297A2 Metal powder with nano-composite structure and its production method using centrifugal force
09/20/2001US20010022354 Ferrite
09/20/2001US20010022259 Magnetic powder for validity determining ink, manufacturing method for magnetic powder for validity determining ink, magnetic ink for validity determination, printing member for validity determination,detecting device for printing member for validity determination, and validity determination device
09/20/2001DE10110938A1 Production of a green compact made from a magnetic rare earth alloy powder used in the production of permanent magnets comprises pressing the powder in a controlled environment having a specified temperature and relative moisture
09/19/2001EP1134752A2 Magnetic validity determining ink, manufacturing method and uses
09/19/2001EP1134751A2 Soft magnetic alloy fiber, manufacturing method and tag
09/19/2001EP1134731A2 Discrete magnetic thin film elements having perpendicular magnetization
09/19/2001EP1134297A1 Steel sheet for heat shrink band and method for producing the same
09/19/2001EP1134202A1 Mn-Zn ferrite and production process thereof
09/19/2001EP1133780A1 Composite magnetic sheet and method of producing the same
09/19/2001EP1133777A1 Soft magnetic material and method for producing same
09/19/2001EP1133577A1 Method for producing soft-magnetic sintered components
09/19/2001CN1313609A Oxidized magnetic material, sheet components therewith and production thereof
09/18/2001US6290894 Melting wax-based ferrofluid, allowing ferrofluid to harden in shaped magnetic field, melting wax-based ferrofluid and placing melted ferrofluid on hardened ferrofluid sculpture, allowing ferrofluid to harden in shaped magnetic field
09/18/2001US6290868 Field-structured material media and methods for synthesis thereof
09/18/2001US6290783 For motros, transformers
09/18/2001US6290782 Magnetic material and manufacturing method thereof, and bonded magnet using the same
09/18/2001US6289572 Sealing arrangement
09/13/2001WO2001067182A1 Method for preparation of iron-based powder and iron-based powder
09/13/2001US20010020497 Electromagnetic steel sheet having excellent magnetic properties and production method thereof
09/13/2001US20010020496 Magnetic powder and isotropic bonded magnet
09/13/2001US20010020495 Permanent magnet
09/13/2001US20010020494 Method of making iron base magnetic material alloy powder
09/12/2001EP1133044A2 Plastoferrite magnetic profile suitable to act as a magnet in generators and electric motors
09/12/2001EP1131831A1 Mouldable material and method for producing a weakly magnetic composite material therewith
09/12/2001EP1131830A1 Magnetic core that is suitable for use in a current transformer, method for the production of a magnetic core and current transformer with a magnetic core
09/12/2001EP1131828A1 Composite magnetic body and electromagnetic interference suppressing body using the same
09/12/2001EP1131827A1 Composite magnetic body, and electromagnetic interference suppressing body using the same
09/12/2001EP1032940B1 Method for producing a magnetic alloy powder
09/12/2001CN1312760A Controllable fluid gripping device
09/12/2001CN1071047C Alloy powders for bone magnet and bond magnet
09/12/2001CN1071046C 永久磁体 Permanent magnet
09/11/2001US6288837 Broadband infrared and signature control materials and methods of producing the same
09/11/2001US6288456 Power system
09/11/2001US6287703 Overcoating surface with insulating film of phosphate and colloidal silica
09/11/2001US6287513 Method of shaping powder metal parts
09/11/2001US6287479 Magnetic ceramic composition and inductor component using the same
09/11/2001US6287395 High toughness in heat-affected zone of weld joints, high specific electric resistance to reduce eddy currents, aging resistance and weathering resistance
09/11/2001US6287391 Method of producing laminated permanent magnet
09/07/2001WO2001065283A1 System and method for authenticating manufactured articles provided with magnetic markings
09/07/2001WO2001064966A1 Supermagnetostrictive alloy and method for preparation thereof
09/06/2001US20010020054 Comprising a soft magnetic metal particles in the shape of elliptic plates mixed with a matrix of polymer or ceramics; space saving; efficiency; coping with up to high frequency bands; sheets; various wavelengths absorbed
09/06/2001US20010019771 Iron powder and method for the preparation thereof
09/05/2001EP1129459A1 Magnetic core that is suitable for use in a current transformer, method for the production of a magnetic core and current transformer with a magnetic core
09/05/2001EP0840648B1 Superparamagnetic monodispersed particles
09/05/2001CN1311512A Magnetic powder and isotropy bound magnet
09/05/2001CN1070634C Process for producing alloy powder material for rear earth-Fe-B permanent magnets, and alloy powder with regulated components
09/04/2001US6285284 Theft preventive tag and method for attaching the same
09/04/2001US6284388 Steel with electrically insulating hematite layer
09/04/2001US6284150 Oxides of iron, strontium, barium, rare earth metals, cobalt, manganese, nickel, zinc; high-performance; useful for rotors, magnet rolls for electromagnetic developing-type printers and photocopiers, audio speakers, buzzers
09/04/2001US6284061 Excellent soft magnetic properties, used for a transformer, a magnetic head or a tool
09/04/2001US6284060 Mixture of magnetic powder and a spacing material, distance between adjacent magnetic powder particles controlled by the spacing material; low in core loss, high in magnetic permeability, and excellent in direct-current superposing
09/04/2001US6284015 Used in regenerative heat exchangers; powder metallurgy; process stability of melt stream diameter through die orifice; regenerators of cryogenic gas machines
08/2001
08/30/2001WO2001063628A1 tHIN PERMANENT-MAGNET FILM AND PROCESS FOR PRODUCING THE SAME
08/30/2001US20010018192 Labeled cells for use as an internal functional control in rare cell detection assays
08/30/2001US20010017363 Mn-Zn ferrite and production process thereof
08/29/2001EP1128399A1 Magnetic garnet material and magnetooptical device using the same
08/29/2001EP1127889A2 Chiral molecular magnet and manufacturing method of the same
08/29/2001EP1127359A1 Bulk amorphous metal magnetic components
08/29/2001EP1127358A1 Sm(Co, Fe, Cu, Zr, C) COMPOSITIONS AND METHODS OF PRODUCING SAME
08/29/2001EP1056890B1 Method for producing non-grain oriented electro sheet steel
08/29/2001CN1310849A Method for preparing a magnetic material by forging and magnetic material in powder form
08/29/2001CN1310457A Ring magnet and its loudspeaker
08/29/2001CN1310349A Magnetic garnet material and photomagnetic device using the same material
08/29/2001CN1070242C Method of process at least one component of soft magnetic material
08/28/2001US6280862 Ultra-low iron loss grain-oriented silicon steel sheet
08/28/2001US6280649 Method of producing precipitated magnetites
08/28/2001US6280536 Containing rare earth elements