Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
07/2000
07/12/2000CN1259754A Rare-earth metal permanent magnet and method for producing same
07/12/2000CN1259748A Method for sintering magnetic core
07/12/2000CN1259499A Radio wave absorbing means
07/12/2000CN1259408A Decomposition treatment method for cohesive magnet
07/12/2000CN1054459C Method for producing composite oxides for use as starting materials for ferrities
07/12/2000CN1054458C Method and apparatus for producing permanent magnet as well as rubber mold used for shaping under magnetic field
07/11/2000US6088198 Magnetic head having a core portion of polycrystalline MnZn ferroferrite
07/11/2000US6086781 Magnet powder, sintered magnet, process for producing them, bonded magnet, motor and magnetic recording medium
07/11/2000US6086780 Ordered structures in homogeneous magnetic fluid thin films and method of preparation
07/06/2000WO2000038831A1 Magneto absorbent
07/05/2000EP1017067A1 Magnetic fluid and process for the production thereof
07/05/2000EP1017066A2 Magnet powders and isotropic rare-earth bonded magnets
07/05/2000EP1017065A1 Sheet magnet having microcrystalline structure and method of manufacturing the same, and method of manufacturing isotropic permanent magnet powder
07/05/2000EP1016806A2 Magnetorheological fluid devices
07/05/2000EP1016805A2 Magnetorheological fluid devices
07/05/2000EP1016097A1 Ordered structures in homogeneous magnetic fluid thin films and method of preparation
07/05/2000EP1016096A2 Active element for magnetomechanical eas marker incorporating particles of bias material
07/05/2000EP1015152A1 Process for preparation of soft magnetic composites and the composites prepared
07/05/2000EP0892834B1 Process for preparing agglomerate-free nanoscalar iron oxide particles with a hydrolysis-resistant coating
07/05/2000CN1258919A Forming method of sintered anisotropic magnet
07/05/2000CN1258597A Feeding method and apparatus for rare-earth metal-base alloy powder
07/04/2000US6083326 Grains having a grain diameter of about 3 mm or less located on the surface of said steel sheet, the numerical proportion of said grains being about 65% to about 98% in relation to other grains that are embedded in said steel sheet
07/04/2000US6083325 Amorphous alloy ribbon is annealed at a temperature which is higher than the first crystallization temperature and less than the second crystallization temperature
06/2000
06/29/2000WO2000038201A1 Ferromagnetic powder
06/28/2000EP1014394A1 Soft magnetic composite material
06/28/2000EP1014393A1 Rare earth/iron/boron-based permanent magnet and method for the preparation thereof
06/28/2000EP1014392A2 Rare earth/iron/boron-based permanent magnet alloy composition
06/28/2000EP1013963A2 Magnetoriheological fluid device
06/28/2000EP1012891A2 Aerogels, piezoelectric devices, and uses therefor
06/28/2000CN1258372A Magnetic fluid thin film displays and monochromatic light switch
06/28/2000CN1258082A Rare-earth/iron/boron based permanent magnet alloy composition
06/28/2000CN1257937A Nm-class crystal alloy-iron core for precise current transformer and its making method
06/28/2000CN1257896A Pigment mixture
06/28/2000CN1257850A Process for preparing magnetic material of alkali-earth metal and iron and molybdenum oxides by sol-gel method
06/28/2000CN1053988C Rare-earth magnets and alloy powder for rare-earth magnets and their mfg. methods
06/27/2000US6080337 Iron oxide particles
06/27/2000US6080245 Rare earth permanent magnet and method for producing the same
06/27/2000US6080233 Cobalt-containing iron oxide pigments, process for producing the same and magnetic recording medium containing the same
06/27/2000CA2115921C Method of encoding and decoding a glassy alloy strip to be used as an identification marker
06/21/2000EP1011114A1 Hexagonal ferrite magnet
06/21/2000EP1011113A2 Method for the preparation of a rare earth permanent magnet
06/21/2000EP1011112A2 Rare earth metal-based permanent magnet, and process for producing the same
06/21/2000DE19956196A1 Magnetic material, especially for a magnetic head in a magnetic storage device, e.g. a hard disk drive or magnetic tape device, comprises a nickel-iron-molybdenum alloy with a low magnetic strain constant
06/21/2000CN1257292A Magnetic material and magnetic head using same and magnetic with said magnetic head storage device
06/21/2000CN1257290A Process for preparing rare earth base permanent magnet
06/21/2000CN1257289A Alloy raw material, its powder and making method for nanometer composite magnet
06/21/2000CN1257136A Non-orientation type electromagnetic steel board, its preparation method used isolation film formation agent
06/21/2000CN1053759C Thin-belt magnetic resistance material with Co-Cu base and doped particles and manufacture thereof
06/20/2000US6078237 Rare earth-based permanent magnet material and method for the preparation thereof
06/20/2000US6077453 An mn--zn ferrite in which the core loss is low and bs is high at high temperatures; a transformer capable of being small-sized and suitable to use at high temperatures
06/20/2000US6077367 Method of production glassy alloy
06/15/2000WO2000034963A1 Resin-bonded magnet
06/15/2000DE19955584A1 High frequency noise suppression structure for power cable of circuit board, has ground electrode formed to cover principle portions of conductive coil arranged between ferrite magnetic resin and electrodes
06/14/2000EP1007252A1 Encapsulated nanometer magnetic particles
06/14/2000EP0786140B1 Corrosion-resistant magnetic material
06/14/2000CN1256785A Bonded magnet, magnet roll and ferrite powder to be used for their preparation, and method for producing the same
06/13/2000US6074759 Containing a substrate, a first transferable layer consists of a 75-90% polyolefinic hydrocarbon and 10-25% of a polymer selected from phenoxy resin and epoxy resin having specific softening point and a second polymeric layer
06/13/2000US6074492 Bonded Nd-Fe-B magnets without volumetric expansion defects
06/13/2000US6074365 Ferrofluid-supported electromagnetic drive for a blood pump for supporting the heart or partially or totally replacing the heart
06/08/2000WO2000033325A1 Hard magnetic alloy and casting mould produced therewith
06/08/2000WO2000033324A1 High performance rare earth-transition metal magnetostrictive materials with increased impurities
06/08/2000WO2000032762A1 Magnetic particles for purifying nucleic acids
06/08/2000DE19952619A1 Hartmagnetische Legierung und daraus hergestellte Gusskörper Hard magnetic alloy and derived castings
06/07/2000EP1006610A2 Radio wave absorbent
06/07/2000EP1005822A1 Induction heated cooking vessel and alloy for preparing such a vessel
06/07/2000CN1255710A Transfering method of powdered pressed compact and rare-earth metal-base magnet
06/06/2000US6071430 Nickel-zinc-copper material with cobalt substitution, particularly well suited to the making of magnetic cores and more specifically to the making of micro-inductors.
06/06/2000US6071357 Magnetostrictive composites and process for manufacture by dynamic compaction
06/06/2000CA2060182C Resuspendable coated magnetic particles and stable magnetic particle suspensions
06/06/2000CA2059267C Iron-rich metallic glasses having high saturation induction and superior soft ferromagnetic properties at high magnetization rates
06/02/2000WO2000031756A1 Ferrite magnet powder and magnet using said magnet powder, and method for preparing them
06/02/2000WO2000031000A1 Method for producing manganese-zinc ferrite core and manganese-zinc ferrite core
06/02/2000WO2000030835A1 Annealable insulated metal-based powder particles and methods of making and using the same
06/02/2000WO2000030770A1 High strength steel powder, method for the production thereof and method for producing parts therefrom
06/02/2000CA2364453A1 High strength steel powder, method for the production thereof and method for producing parts therefrom
06/02/2000CA2351487A1 Annealable insulated metal-based powder particles and methods of making and using the same
06/01/2000CA2290852A1 Culinary recipient for induction heating and alloy for making said recipient
05/2000
05/31/2000EP1005050A2 R-T-B sintered magnet and method for producing same
05/31/2000EP1004679A1 Non-oriented electromagnetic steel sheet having insulating film excellent in film properties, method for producing same, and insulating film-forming agent used for producing the same
05/31/2000EP0765199B1 Iron powder components containing thermoplastic resin and method of making same
05/31/2000DE19855259A1 Composition comprising magnetic particles with glass coating, useful for purifying nucleic acids in diagnostic samples
05/31/2000DE19854973A1 Process for the purification of nucleic acids uses glass particles with zinc oxide
05/30/2000US6068786 Mixing ceramic powders; solidification
05/30/2000US6068785 Method for manufacturing oil-based ferrofluid
05/30/2000CA2141857C Magnetic oxide and process for producing same
05/30/2000CA2079324C Magnetic cores utilizing metallic glass ribbons and mica paper interlaminar insulation
05/25/2000WO2000030132A1 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
05/25/2000WO2000030131A1 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
05/25/2000WO2000029631A1 Method for producing soft-magnetic sintered components
05/25/2000DE19951963A1 Sintered soft magnetic components are produced by pressing a standard powder, fine powder and thermoplastic binder mixture at above the binder softening temperature
05/24/2000EP1003184A2 Process for handling magnetic powder green compacts, and rare earth metal-based magnet
05/24/2000EP1002573A2 The combinatorial synthesis of novel materials
05/24/2000EP1002572A2 The combinatorial synthesis of novel materials
05/24/2000EP0601204B1 Powdery alloy for bonded magnet and bonded magnet
05/24/2000CN1254171A High saturation magnetic flux density and low remanence magnetism double-ferrromagnetism phase soft-magnetic alloy
05/24/2000CN1254029A Rare earth-iron-boron smelting process with high yield
05/24/2000CN1254020A Orientation silicon-iron sheet with excellent magnetic property and its production method
05/24/2000CN1052807C Method for preparing rare-earth transition metal nitride
05/24/2000CA2254460A1 Systems and methods for the combinatorial synthesis of novel materials
05/18/2000WO2000028556A1 Bulk amorphous metal magnetic components