Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
01/2002
01/31/2002US20020012815 Multilayer; high density recording
01/31/2002US20020012814 Magnetic recording medium
01/31/2002US20020012813 Magnetic recording media; detectors
01/31/2002US20020012805 Applying film tension
01/31/2002US20020012600 Method for producing rare-earth magnet
01/31/2002US20020011757 AC generator
01/31/2002US20020011282 Anhysteretic magnetic permeability of 15,000 or higher at 0.35 Oe and yield stress of 24 kgf/mm2 or more.
01/31/2002US20020011279 Magnetic material and manufacturing method thereof, and bonded magnet using the same
01/31/2002DE10035953A1 Sphärische, magnetische Silica-Partikel mit einstellbarer Teilchen- und Porengröße sowie einstellbarem Magnetgehalt für die Aufreinigung von Nukleinsäuren und anderen Biomolekülen Spherical magnetic silica particles with adjustable particle and pore size as well as an adjustable magnetic content for purification of nucleic acids and other biomolecules
01/30/2002CN1333914A Bulk amorphous metal magnetic components
01/30/2002CN1078731C High-performance rare-earth permanent magnet material and preparation method therefor
01/29/2002US6342557 Soft ferrite powder used for filters which separate specific frequency; stability; heat resistance
01/29/2002US6342167 Polyamide resin binder dispersed with magnetic powder and aromatic polyamine; electrography; melt flowability
01/29/2002US6342108 Low core loss, well-bonded soft magnetic stator, rotor, and armature
01/24/2002WO2002006547A1 Magnetic marker and its manufacturing method
01/24/2002US20020009759 Detecting preferential cells in sample; obtain sample, mix with magnetic particles, incubate with label, analyze labeled cells
01/24/2002US20020009413 Firing, cooling in nitrogen environment
01/24/2002US20020008336 Manganese, zinc ferrite
01/24/2002US20020007875 R-Fe-B base permanent magnet materials
01/24/2002US20020007874 Heat resistant alloy
01/23/2002EP0888545B1 Super-paramagnetic particles with increased r 1 relaxivity, processes for producing said particles and use thereof
01/23/2002CN1078256C Process for producing grain-orientated magnetic steel sheet
01/22/2002US6340399 Having specified amounts of carbon, silicon, manganese, aluminum and antimony, balance iron
01/22/2002US6340397 Method for making low core loss, well-bonded, soft magnetic parts
01/17/2002WO2002005299A1 Nanostructures
01/17/2002WO2002004689A1 Ferritic stainless steel for ferromagnetic parts
01/17/2002US20020006348 Using die containing cavities; rare earth alloy
01/17/2002US20020006347 Air environment, controlling temperature, humidity
01/17/2002US20020005585 Laminated electronic component
01/17/2002US20020005088 Boride powder
01/17/2002US20020005084 High strength
01/17/2002DE10031923A1 Weichmagnetischer Werkstoff mit heterogenem Gefügebau und Verfahren zu dessen Herstellung A soft magnetic material with a heterogeneous Gefügebau and process for its preparation
01/17/2002CA2384754A1 Ferritic stainless steel for ferromagnetic parts
01/16/2002EP1171241A1 A method and apparatus for sorting particles with electric and magnetic forces
01/16/2002CN2472318Y Closed magnet field press
01/16/2002CN1331479A Mfg. method of magnet material, thin strip magnet material, powdered magnet material and adhered magnet
01/16/2002CN1331348A Low iron loss and low noise grain oriented electrical engineering steel plate and prodn. method thereof
01/15/2002US6338900 Soft magnetic composite material
01/15/2002US6338761 Iron-based permanent magnets and their fabrication as well as iron-based permanent magnet alloy powders for permanent bonded magnets and iron-based bonded magnets
01/10/2002WO2002002838A1 Steel sheet for heat shrink band
01/10/2002WO2002002730A1 Solid-suspending systems
01/10/2002US20020004543 For acoustic damping in aerospace, recording applications
01/10/2002US20020004144 Nickel, aluminum alloy
01/10/2002US20020004141 Magnet and process for its production
01/10/2002US20020003007 Prepared by quenching of an alloy melt by the method of strip casting, from which a sintered permanent magnet is obtained by powder metallurgy; improved magnetic properties; given metallographic structure
01/10/2002US20020003006 Alloy for high-performance rare earth permanent magnet and manufacturing method thereof
01/10/2002DE10131638A1 Rare earth magnet production comprises pressing a rare earth metal alloy powder using a magnetic field to form a blank, demagnetizing, removing the blank, and demagnetizing the magnetic powder adhered to the surface of the blank
01/10/2002CA2417780A1 Solid-suspending systems
01/09/2002EP1170757A2 Single-crystal ferrite fine powder
01/09/2002EP1170390A1 Hot-rolled steel sheet having high tensile strength and method for production thereof
01/09/2002EP1169720A1 Magnetic materials
01/09/2002CN1330374A Powder for dust core and dust core
01/09/2002CN1330373A Manufacturing method for rear-earth magnet and powder pressing device
01/09/2002CN1330372A Magnet powder, manufacturing method for magnetic powder and binding magnet
01/09/2002CN1329954A Cooling roller, thin-band-shape magnet material, magnet power and bonding magnet
01/09/2002CN1077603C Recovering method of valuable composition from rare earth element-containing material
01/09/2002CN1077601C Method for producing silicon-chromium grain oriented electrical steel
01/08/2002US6337215 Particles having large magnetic moments that can be different magnetic strengths or having different field dependencies to simultaneously allow for separation of multiple affinity partners; immunoassays
01/08/2002US6337031 Obtained by adding aluminum hydroxide and antimony trioxide to a polyamide; nontoxic; environment friendly; deformation resistance; accuracy
01/08/2002US6336978 Heat regenerative material formed of particles or filaments
01/03/2002WO2002000954A1 Soft magnetic alloy powder for electromagnetic wave absorbing sheet, electromagnetic wave absorbing sheet, and method for manufacturing them
01/03/2002WO2002000379A1 Method and apparatus for producing magnetic rare earth alloy powder, method for producing bonded magnet, method for producing rare earth sintering magnet, and method and apparatus for improving purity of inert gas
01/03/2002WO2001071732A3 Porous ferro- or ferrimagnetic glass particles for isolating molecules
01/03/2002US20020001711 Rolling, annealing, compaction, sintering
01/03/2002US20020000533 Hydrophobic metal particles for magnetorheological composition
01/03/2002US20020000262 Anisotropic alloy of rare earth metal, transition metal and/or boron, carbon, nitrogen and oxygen; making crystalline alloy material amorphous, recrystallizing; use in motors and sensors
01/03/2002US20020000261 Magnetostriction properties induced by high tension of insulation film and imposition of fine strains by laser irradiation
01/02/2002EP1168383A1 Microcomponent of microinductance or microtransformer type
01/02/2002EP1168381A2 Soft magnetic material with heterogenous structure and its production process
01/02/2002EP1168380A1 Thin strip magnet material, magnet powder and rare earth bond magnet
01/02/2002EP1167935A2 A magnetic core for a non-contact displacement sensor
01/02/2002EP1166293A1 Composite part and method for producing the same
01/02/2002EP1166290A1 Weakly-magnetic sintered composite-material and a method for production thereof
01/02/2002EP1166289A1 Soft magnetic powder and composite magnetic material using the same
01/02/2002EP1166288A1 Magnetic substance with maximum complex permeability in quasi-microwave band and method for production of the same
01/02/2002EP1165864A1 Fabrication of periodic surface structures with nanometer-scale spacings
01/02/2002CN1329745A Resin-bonded magnet
01/02/2002CN1328979A Powder for ferrite megnet and its manufacturing technology
01/01/2002US6334909 Material having amounts of copper and other metals controlled with respect to rare earth component, providing good specific heat characteristic
01/01/2002US6334908 Sm-Fe-N alloy powder and process for the production thereof
01/01/2002CA2222618C Gradient interface composites and methods therefor
12/2001
12/29/2001CA2351790A1 Microinductance- or microtransformer-type microcomponent
12/27/2001WO2001099128A1 Magnetocontrolled elastic composite material
12/27/2001WO2001099127A2 Coated metallic particles, methods and applications
12/27/2001US20010055775 Generating preferential layouts; mix particles, allow particle to form layout, recover layout
12/27/2001US20010055669 Magnetoresistive cobalt oxide mixture
12/27/2001US20010055666 Flexible magnetic strip
12/27/2001US20010055557 Tin-containing granular magnetic oxide particles and process for producing the same
12/27/2001US20010054453 TbCu7 type crystal phase as a principal phase; nitriding treatment to a mother alloy is carried out in a mixed gas of ammonia gas and hydrogen gas
12/26/2001CN1328358A Non-interactive circuit apparatus and communication apparatus
12/26/2001CN1328329A Self-spreading process for preparing soft-magnetic ferrite by high-temp synthesis and its product
12/26/2001CN1327889A Cooled roller, thin strip shaped magnetic material, magnetic powder and adhesive magnet
12/26/2001CN1076854C Magnetic core for pulse transformer and its pulse transformer
12/26/2001CN1076853C Method for making Nd-Fe-B series permanent magnet by using leftover bits and pieces of material
12/25/2001US6332933 Permanent magnet with rare earth, iron, cobalt metal alloys
12/20/2001WO2001096241A1 Rare-earth oxide or sulfide of nano size and process for producing the same through photochemical reaction
12/20/2001DE10027608A1 Apparatus for applying micro- or nanoparticles of magnetically interacting material, loaded with e.g. nucleic acids to a carrier, comprises a dispensing device with pipettes arranged in the same pattern as recesses for the particles
12/20/2001DE10027607A1 Applying micro- or nanoparticles of magnetically interacting material, loaded with e.g. nucleic acids to a magnetic carrier for analysis, comprises applying an external magnetic field to accelerate particles into recesses
12/19/2001EP1164600A2 Flexible magnetic strip
12/19/2001EP1164599A2 R-Fe-B base permanent magnet materials