Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
01/1997
01/21/1997US5595608 Preparation of permanent magnet
01/16/1997WO1997001855A1 Process for producing sintered earth magnet
01/16/1997WO1997001760A1 Magnetic nanoparticles coupled to annexine, and utilization thereof
01/15/1997EP0753867A1 Rare earth permanent magnet and method for producing the same
01/15/1997EP0753866A1 Magnetic refrigerant compositions and processes for making and using
01/15/1997CN1140319A Method for preparing needle-like superfine lepidocrocite
01/15/1997CN1033825C Electrical steel sheet with grain orientation and possessing fine magnetic property and its production process
01/14/1997US5593612 U, W, X, Y and Z-type ferrites
01/14/1997US5593518 Iron-boron-silicon-carbon; magnetic core comprising metallic strip formed of alloy; article comprising alloy
01/14/1997US5593517 Rare earth alloys, abrasion resistance
01/14/1997US5593513 Transformer cores for power distribution
01/08/1997EP0752012A1 Process for producing magnetic steel sheets with a glass coating
01/08/1997CN1139648A Preparation method for ultra thin hexagonal crystal system ferrite
01/07/1997US5591535 Ferromagnetic metal powder
01/07/1997US5591373 Encapsulated in polymer shell of polyetherimide, polyethersulfone or polyamideimide
01/07/1997US5591276 Magnetic alloy with ultrafine crystal grains and method of producing same
01/03/1997WO1997000524A1 Method of producing hard magnetic parts
01/03/1997WO1997000506A1 Method of achieving a controlled step change in the magnetization loop of amorphous alloys
01/01/1997CN1139279A Composite permanent-magnet material and its prepn
01/01/1997CN1033707C Amorphous material for regenerator
12/1996
12/31/1996US5589199 Apparatus for making environmentally stable reactive alloy powders
12/31/1996US5589096 Magnetic material for high frequencies
12/31/1996US5589038 Magnetic substance
12/31/1996US5589010 Annealed polymer-bonded soft magnetic body
12/31/1996US5589009 RE-Fe-B magnets and manufacturing method for the same
12/27/1996WO1996042093A1 Permanent magnet
12/27/1996WO1996041811A1 Magnetic pigment
12/27/1996CA2607563A1 Magnetic particles with a glass surface and their use
12/27/1996CA2605671A1 Magnetic particles with a glass surface and their use
12/27/1996CA2195945A1 Permanent magnet
12/25/1996CN1138736A General compounded permanent magnet
12/25/1996CN1138735A Method of manufacturing magnets
12/25/1996CN1033623C Method for producing rare earth alloy magnet powder
12/24/1996US5587024 Solid resin-coated magnet powder and a method for producing an anisotropic bonded magnet therefrom
12/19/1996WO1996041391A1 Gradient interface composites and methods therefor
12/19/1996WO1996040502A1 Improved methods for the manufacture of magnetically responsive particles
12/18/1996EP0748401A1 Emi shielding materials, fibers therefor and method for their preparation
12/18/1996CN1138107A High flux density low iron loss grain orientation electromagnetic steel plate and its manufacture method
12/17/1996US5584928 Material for wide-band optical isolators and process for producing the same
12/12/1996DE19520398A1 Magnetic particles with, opt. porous, glass surface
12/11/1996EP0747498A1 Ferrous glassy alloy with a large supercooled temperature interval
12/10/1996US5583475 Method of manufacturing a coil on a toroidal magnetic circuit
12/05/1996WO1996038410A1 Novel physically functional materials
12/04/1996CN1137156A Ni-Cu-Zn ferrite
12/04/1996CN1033479C Producing method for Nd-Fe-B permanent magnet
12/03/1996US5580639 Method of manufacturing magnetic patterns
12/03/1996US5580400 Magnetically anisotropic permanent magnet
12/03/1996US5580399 Magnetic recording medium
12/03/1996US5580396 Treatment of pulverant magnetic materials and products thus obtained
11/1996
11/28/1996WO1996037313A1 Magnetically responsive microparticles and process for their production
11/26/1996US5578670 Magnetic powder for bonded magnets, composition for bonded magnets and method for preparing the composition
11/26/1996US5578245 Method of preparing a stable colloid of submicron particles
11/26/1996US5578238 Encapsulated with protective coating; corrosion resistance
11/26/1996US5577948 Method of finishing a workpiece surface
11/21/1996DE19521221C1 Production of hard magnetic parts from samarium-iron-gallium-carbon based materials
11/21/1996DE19521218C1 Production of hard magnetic parts from samarium-iron-gallium-carbon based materials
11/21/1996DE19514515A1 Magnetisable iron oxide nano-particle dispersion with high saturation polarisation
11/20/1996EP0743370A2 Grain oriented electrical steel having high volume resistivity and method for producing same
11/20/1996EP0616703B1 Particles suitable for use as carrier particles in electrophotography
11/19/1996US5576114 High density magnetic recording medium containing hexagonal system ferrite powder
11/19/1996CA2154953A1 Iron-based amorphous alloy thin strip and transformers made therefrom
11/14/1996WO1996036059A1 High strength iron-cobalt-vanadium alloy article
11/13/1996EP0389626B1 SINTERED RARE EARTH ELEMENT-B-Fe-MAGNET AND PROCESS FOR ITS PRODUCTION
11/12/1996US5573863 Oxygen
11/12/1996US5573603 Mixing powders with glass powders, compression and heating in neutral atmosphere
11/07/1996DE19516448A1 Flexible plastics foil with magnetic characteristics e.g. for audio, image and data recording
11/07/1996DE19516323A1 Prodn. of magnetisable aq. dispersions
11/06/1996EP0741191A2 A magnetic steel sheet having excellent magnetic characteristics and blanking performance
11/05/1996US5571342 Decarburized steel sheet for thin oriented silicon steel sheet having improved coating/magnetic characteristics and method of producing the same
10/1996
10/30/1996EP0740313A1 Use of a magnetically soft nickel-iron alloy with high saturation induction and Vickers-hardness for relay components
10/30/1996EP0739324A1 Moulding of sintered hexagonal ferrite material
10/30/1996CN1033159C Process for producing nanometer material of carburetted steel
10/29/1996US5569409 Finely divided acicular magnetic modified chromium dioxide
10/29/1996US5569336 Surface coating of aluminum phosphate, rare earth element and optionally boron and/or nitrogen diffused layer on iron magnet
10/29/1996US5569335 Sintered permanent magnet
10/29/1996US5569333 Process for producing a material for a permanent magnet
10/24/1996WO1996033542A1 Differential protection device sensitive to pulsating current
10/24/1996WO1996033505A1 Current transformer, in particular for a fault current tripping device sensitive to pulsating currents and tripping device equipped with such a transformer
10/23/1996EP0738422A1 DEFLECTION RING OF SINTERED MgZn-FERRITE MATERIAL, CATHODE RAY TUBE COMPRISING SUCH A RING AND MOULDING MADE FROM THIS MATERIAL
10/23/1996CN1133744A Self-adhering magnetic rubber-plastic sticker
10/22/1996US5568125 Two-stage annealing process for amorphous ribbon used in an EAS marker
10/22/1996US5567891 Rare earth element-metal-hydrogen-boron permanent magnet
10/22/1996US5567757 Low specific gravity binder for magnets
10/22/1996US5567746 Spray coating particles with slurry containing thermoplastic resin; compression molding
10/22/1996US5567564 Liquid development composition having a colorant comprising a stable dispersion of magnetic particles in an aqueous medium
10/22/1996US5567537 Magnetic core element for antenna, thin-film antenna, and card equipped with thin-film antenna
10/17/1996WO1996032731A1 Metallic glass alloys for mechanically resonant marker surveillance systems
10/17/1996WO1996032518A1 Metallic glass alloys for mechanically resonant marker surveillance systems
10/17/1996WO1996019686A3 Ferrofluid having oxidation resistance
10/16/1996EP0737987A1 Magnetic material for microwave and high-frequency circuit component using the same
10/16/1996EP0737986A1 Magnetic field annealing of amorphous material for use in ferromagnetic tag
10/16/1996EP0737673A1 Organic molecular compound with ferromagnetic properties and process for its preparation
10/15/1996US5565849 Self-biased magnetostrictive element for magnetomechanical electronic article surveillance systems
10/15/1996US5565830 Rare earth-cobalt supermagnetostrictive alloy
10/15/1996US5565272 Surface glass film formed during secondary recrystallization annealing is composed of forsterite and spinel
10/15/1996US5565043 Contains rare earth element(s), iron, and boron as primary ingredients
10/15/1996CA2174075A1 Organic molecular compound with ferromagnetic properties; process for preparing the same
10/15/1996CA2047592C Bonded rare earth magnet and a process for manufacturing the same
10/13/1996CA2684451A1 Continuous process and reel-to-reel transport apparatus for transverse magnetic field annealing of amorphous material used in an eas marker
10/09/1996EP0736884A2 Electrolytic coating process for rare-earth based permanent magnets with minimal corrosion