Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
12/1994
12/13/1994US5372778 Electromagnetic stainless steel
12/13/1994US5372657 Amorphous material for regenerator
12/13/1994US5372629 Atomizing alloy melt, contacting with reactive gas to form reaction product layer whose penetration into the droplets is limited by the presence of a solidified exterior surface
12/13/1994CA2028875C Composite member and method for making the same
12/07/1994EP0619776A4 Magnetic recording media employing soft magnetic material.
12/06/1994US5371166 High gloss, hydrolytic stability, magnetic recording media
12/06/1994US5370749 Amorphous metal alloy strip
12/06/1994US5370748 Process for manufacturing double oriented electrical steel sheet having high magnetic flux density
12/06/1994CA1333341C Sintered bodies and production process thereof
11/1994
11/30/1994EP0636273A4 Magnetorheological fluids and methods of making thereof.
11/30/1994EP0626703A2 Magnetically anisotropic spherical powder
11/30/1994EP0558691B1 New category of magnetic materials, their production and use
11/29/1994US5368764 Mn-Zn-based single crystal ferrite composition
11/29/1994US5368763 Transformer material for switched mode power supply
11/23/1994EP0625794A1 Illumination unit, electrodeless low-pressure discharge lamp, and coil suitable for use therein
11/23/1994EP0625786A2 Nano-crystalline soft magnetic alloy ribbon with insulation coating; magnetic core therefrom and applications therewith
11/23/1994EP0625582A2 Treating agent for producing an insulating film on a non-oriented electrical steel sheet
11/23/1994EP0438601B1 Insulation coating composition for electric sheet and method of insulation coating of electric sheet
11/22/1994US5367070 Method for making ferromagnetic porphin compounds
11/22/1994US5366761 Method for preparing barium-ferrite-coated γFE2 O3 magnetic power
11/21/1994WO1994027911A1 Process for manufacturing homogeneous magnetite
11/17/1994EP0624886A1 Sintered transformer or inductor core of NiZn ferrite material
11/16/1994CN1095182A Rare earth-iron-base permanent-magnet carbonide containing gallium and its preparation method
11/16/1994CN1026597C Ferro-mognetically-solt steel
11/15/1994US5364477 Iron rich metallic glasses having high saturation induction and superior soft ferromagnetic properties at high magnetization rates
11/09/1994EP0623919A1 Magnetic recording medium
11/09/1994CN1094843A Rare-earth magnetic powder, preparation of same and resin-adhered magnetic body
11/09/1994CN1094842A Process for producing magnetic metal particles
11/09/1994CN1026534C Method for preparing rare earth permanent-magnetic material
11/08/1994US5362417 Method of preparing a stable colloid of submicron particles
11/08/1994US5362339 Magnetic refrigerant and process for producing the same
11/08/1994US5362336 Permanent magnet material
11/08/1994US5362332 Process for producing a magnet base for printing head of a wire dot printer
11/08/1994CA2039989C Electromagnetic sensor element and methods and apparatus for making and using same
11/03/1994DE4336882A1 Magnetic Ni-Fe alloy and process for preparing it
11/02/1994EP0622791A1 Composite magneto-optic memory and media
11/02/1994EP0622426A1 Coated granular magnetite particles and process for producing the same
11/02/1994CN1026405C High-finess magnetic oxide made by by-product ferrous iron salt
11/01/1994US5360674 Permanent magnet coated with Ni or Ni alloy having a specific cell structure and growth pattern
10/1994
10/27/1994WO1994024837A1 Induction heating of loaded materials
10/27/1994CA2160990A1 Induction heating of loaded materials
10/26/1994EP0620772A1 Magnetic recording media prepared from magnetic particles having an extremely thin, continuous, amorphous, aluminum hydrous oxide coating.
10/26/1994CN1094185A Mn/Ha based single crystal ferrite composition
10/26/1994CN1094184A Permanent magnet alloy having improved resistance to oxidation
10/26/1994CN1094097A Amorphous Fe-B-Sl-C alloys having soft magnetic characteristics useful in low frequency applications
10/26/1994CN1026369C Plastic magnetic element and method for manufacturing orifice heating inducer filled with plastic magnetic elements
10/25/1994US5359311 Solid inductor with vitreous diffused outer layer
10/25/1994US5358659 Submicron ion exchange resin bead containing two crystallites of iron(III)oxide
10/25/1994US5358576 Contains cobalt, manganese and boron with optional iron and silicon; excellent magnetic characteristics; magnetic core materials of magnetic heads and transformers
10/19/1994EP0619776A1 Magnetic recording media employing soft magnetic material
10/18/1994US5356984 Method for molding magnets and compositions for use therein
10/18/1994US5356713 Magnetizable composite microspheres of hydrophobic crosslinked polymer, process for preparing them and their application in biology
10/18/1994US5356489 Forging cast bulk alloy at temperature in which alloy is in two phases; a solid phase and a liquid phase
10/13/1994WO1994021240A3 Superparamagnetic particles, process for producing the same and their use
10/12/1994EP0619584A2 Magnetic body formed from encapsulated ferromagnetic particles and method for the manufacture thereof
10/12/1994EP0619376A1 Method for manufacturing grain oriented electrical sheets with improved core loss
10/12/1994CN1026199C Method for prepn. of immunity magnetic microbeads
10/11/1994US5354488 Fluid responsive to a magnetic field
10/11/1994US5354354 Adjusting the oxide content of the reaction mixture
10/11/1994US5354040 Apparatus for closed cycle hydrogenation recovery and rehydrogenation
10/11/1994CA1332345C Silicon steel sheets having low iron loss and method of producing the same
10/04/1994US5352522 Composite material comprising metallic alloy grains coated with a dielectric substance
10/04/1994US5352302 Method of producing a rare-earth permanent magnet
10/04/1994US5352301 Hot pressed magnets formed from anisotropic powders
10/04/1994US5352268 Pulverization, annealing in fluidized state in oxidation resistance atmosphere
09/1994
09/29/1994WO1994021240A2 Superparamagnetic particles, process for producing the same and their use
09/28/1994EP0557368B1 Magnetic cement-bound bodies
09/28/1994CN1092900A Non-crystal soft magnetic material of boron oxide and preparing process thereof
09/28/1994CN1092899A Nd-Fe-B permanent magnet
09/27/1994US5351033 Semi-hard magnetic elements and method of making same
09/27/1994US5350628 Magnetic sintered composite material
09/27/1994US5350618 Magnetic medium comprising a substrate having pits and grooves of specific shapes and depths
09/27/1994US5350558 Methods for preparing magnetic powder material and magnet, process for preparaton of resin composition and process for producing a powder molded product
09/27/1994US5350464 Silicon steel strip having mechanically refined magnetic domain wall spacings and method for producing the same
09/27/1994US5349957 MRI diagnostic agent
09/27/1994US5349743 Method of making a multilayer monolithic magnet component
09/22/1994DE4338655A1 Magnet base for printing head of needle (matrix) printers and method for its production
09/22/1994DE4309333A1 Superparamagnetic particles, process for their production and use thereof
09/21/1994CN1092460A Magnetorheological materials based on alloy particles
09/20/1994US5348800 Composite soft magnetic material
09/15/1994WO1994020442A1 Fluorinated aromatic compound
09/15/1994DE4408114A1 Magnetic material
09/14/1994EP0615231A1 Process for producing magnetic metal particles
09/14/1994EP0614602A1 Electromagnetic radiation susceptor material employing ferromagnetic amorphous alloy particles
09/14/1994CN1092201A Method for manufacturing iron-base quick-quenching soft magnetic alloy core
09/14/1994CN1092112A Alloy with ultrafine crystal grains excellent in corrosion resistance
09/14/1994CN1025931C Iron-nickel base high magnetic conductive amorphous metallic alloy
09/13/1994US5346638 Small temperature coefficient of inductance, electronic chip coils, Ni-Mg-Cu-Bi ferrite with Sio2 and Co3O4 additive
09/13/1994CA2020285C Production of grain-oriented silicon steel sheets having an insulating film formed thereon
09/08/1994DE4406060A1 Resin-containing, low-remanence composition, and magnetic component produced therefrom in the form of a preform
09/08/1994DE4307262A1 Magnetic polymeric silicon dioxide
09/07/1994CN1091783A Method for prodn. of super magnetostrictive rare-earth alloyed iron rod
09/07/1994CN1025827C Cold-press die lubrication
08/1994
08/30/1994US5342574 Method for producing anisotropic rare earth magnet
08/30/1994US5342454 Hot rolling; producing oxide layer; cold rolling; decarburizing; coating with magnesium oxide; annealing
08/24/1994EP0612083A1 Manganese-zinc ferrite
08/24/1994EP0612082A1 Thin soft magnetic alloy strip
08/24/1994EP0611480A1 Heat treatment process and soft magnetic alloys produced thereby.
08/24/1994EP0220321B1 Soft magnetic material composition and method of molding the same
08/23/1994US5340413 Without copper