Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146) |
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07/29/1998 | CN1188811A Iron loss low, strain characteristic resistant and practical characteristic good grain orientation electromagnet steel plate and its manufacture method |
07/29/1998 | CN1039352C Unoriented electrical engineering steel plate with good magnetism and manufacture of same |
07/28/1998 | US5786762 Magnetostrictive element for use in a magnetomechanical surveillance system |
07/28/1998 | US5786040 Gradient interfaces; mixing solutions containing polymer coated magnetic microbeads and one with an ion exchange polymer; applying; evaporating solvent |
07/28/1998 | US5785882 Fluorine-based magnetic fluid |
07/28/1998 | US5785752 Measuring temperature of crystal; cutting to thickness |
07/23/1998 | WO1998032140A1 Ferrite material, method of manufacturing the same and deflection yoke core made from the material |
07/23/1998 | WO1998031497A1 Unified junction structure of rare-earth magnet and metal material and the jointing method |
07/23/1998 | DE19702710A1 Super paramagnetic or ferromagnetic particles in aqueous dispersion |
07/22/1998 | EP0854669A1 Soft magnetic alloy powder for electromagnetic and magnetic shield, and shielding members containing the same |
07/22/1998 | EP0853810A1 Heat-treatment of glassy metal alloy for article surveillance system markers |
07/22/1998 | EP0853809A1 Magnetic core-coil assembly for spark ignition systems |
07/22/1998 | CN1188317A Process for manufacturing magnetic core made of nanocrystalline soft magnetic material |
07/21/1998 | US5784226 Magnetoresistive head with optimized soft magnetic bias layer |
07/21/1998 | US5783263 Carbiding |
07/16/1998 | WO1998030728A1 AMORPHOUS Fe-B-Si-C ALLOYS HAVING SOFT MAGNETIC CHARACTERISTICS USEFUL IN LOW FREQUENCY APPLICATIONS |
07/16/1998 | CA2270925A1 Amorphous fe-b-si-c alloys having soft magnetic characteristics useful in low frequency applications |
07/15/1998 | EP0852977A1 Powder having multilayer film on its surface and process for preparing the same |
07/14/1998 | US5781843 Permanent magnets and methods for their fabrication |
07/14/1998 | US5780741 Sensor employing a sliding magnet suspended on ferrofluid |
07/14/1998 | US5779930 Ferrite core for line filters |
07/14/1998 | US5779819 Grain oriented electrical steel having high volume resistivity |
07/09/1998 | WO1998029521A1 Liquid composition and its use as magneto-rheological liquid |
07/08/1998 | CN1186998A Method for preparing ferric oxide magnetic powder for high density magentic recording |
07/07/1998 | US5777828 Magnetic alloy and magnetic head having at least a part made of the magnetic alloy |
07/07/1998 | US5776360 Highly disperse magnetic metal oxide particles, processes for their preparation and their use |
07/07/1998 | US5776359 Giant magnetoresistive cobalt oxide compounds |
07/07/1998 | US5776263 Method for producing alloy powder of the R2T17 system, a method for producing magnetic powder of the of the R2T17NX system, and a high pressure heat-treatment apparatus |
07/02/1998 | WO1998028758A1 Process for manufacturing tape wound core strips and inductive component with a tape wound core |
07/02/1998 | WO1998028639A2 Display element for use in a magnetic merchandise monitoring system |
07/02/1998 | WO1998028585A1 Thermal regenerators and fabrication methods for thermal regenerators |
07/02/1998 | DE19654461A1 Flüssigkeitszusammensetzung und Verwendung der Flüssigkeitszusammensetzung als magnetorheologische Flüssigkeit Liquid composition and use of liquid composition as magnetorheological fluid |
07/02/1998 | CA2275311A1 Thermal regenerators and fabrication methods for thermal regenerators |
07/01/1998 | CN1186567A Metallic glass alloys for mechanically resonant marker surveillance systems |
07/01/1998 | CN1186311A Magnetic mask sheet and manufacture thereof and electric cable using it |
07/01/1998 | CN1186310A Rare earth bonded magnet and rare earth-iron-boron type magnet alloy |
07/01/1998 | CN1186027A Distributing composition for magnetic display |
06/30/1998 | US5774783 Magnetic recording medium |
06/30/1998 | US5772797 Soft magnetic thin film, method for preparing same and magnetic head |
06/30/1998 | US5772796 Rare earth element alloy |
06/25/1998 | WO1998026889A1 Ultrafine particles and process for the production thereof |
06/24/1998 | EP0849746A1 Thermoplastic moulding composition |
06/24/1998 | EP0848859A1 Gradient interface composites and methods therefor |
06/24/1998 | CN1185857A Current transformer, in particular for a fault current tripping device sensitive to pulsating currents and tripping device equipped with such a transformer |
06/23/1998 | US5771013 An halosilane is mixed in a mixture of siloxane copolymer containing silanediol and silanol sites and methylhydrogen silanediol with silanol end groups and iron carbonyl with a solvent, heating to remove solvent; storage stabilitystability |
06/23/1998 | US5770534 Ceramic composition for absorbing electromagnetic waves and method for manufacturing the same |
06/23/1998 | US5770302 Magnetic recording medium |
06/23/1998 | US5770126 High producing rate of nano particles by laser liquid interaction |
06/23/1998 | US5769996 Forming patterned array by magnetic alignment of electroconductive non-magnetic particles dispersed within magnetic ferrofluid carrier |
06/23/1998 | US5769971 Manganese-aluminum magnet with far-infrared radiation effect and method of manufacturing the same |
06/23/1998 | US5769969 Contains at least one element from the alkali and alkaline earth metals |
06/23/1998 | US5769965 Annealing, then forming nitride layer on electromagnetic fuel injection valves, chromium steels |
06/18/1998 | WO1998026434A1 Display unit for use in a magnetic anti-theft system |
06/18/1998 | WO1998026390A1 Label for use in acousto-magnetic anti-theft devices |
06/18/1998 | WO1998026379A2 Magnetic particles, substrate comprising such particles, security document and method for detecting such particles |
06/18/1998 | WO1998025718A1 Inductor in a fusion tank |
06/18/1998 | DE19651525A1 Etiketten in akustomagnetischen Diebstahlsicherungssystemen Labels in acousto-magnetic anti-theft systems |
06/17/1998 | EP0848397A1 Manufacturing process of a soft magnetic iron based alloy component with nanocristalline structure |
06/17/1998 | EP0847876A1 Dispersion composition for magnetic display |
06/17/1998 | EP0847528A1 Magnetic nanoparticles coupled to annexine, and utilization thereof |
06/17/1998 | CN1185012A Process for mfg. magnetic component made of iron-based soft magnetic alloy having nanocrys talline structure |
06/17/1998 | CN1185011A Choke coil |
06/17/1998 | CN1185009A Rare-earth permanet magnet material with insulation performance |
06/17/1998 | CN1184724A Method for preparing powder of raw material for making permanent magnet |
06/17/1998 | CN1038795C 3 : 29 phase rare-earth iron nitride permanent magent, and the prepn. method |
06/17/1998 | CN1038771C Amorphous alloys having soft magnetic characteristies useful in low frequency |
06/16/1998 | US5767770 Semi-hard magnetic elements formed by annealing and controlled oxidation of soft magnetic material |
06/16/1998 | US5767426 Ferromagnetic powder compositions formulated with thermoplastic materials and fluoric resins and compacted articles made from the same |
06/16/1998 | US5766764 Sonicating mixture of metal carbonyl in n-alkane solvent to produce amorphous metal, extracting in immiscible polar solvent, adding polymer to isolate metal, separating from polymer |
06/16/1998 | US5766763 Hexagonal system ferrite powder for a high density magnetic recording medium |
06/16/1998 | US5766375 Non-oriented magnetic steel sheet having excellent bending workability |
06/16/1998 | US5766372 Method of making magnetic precursor for permanent magnets |
06/16/1998 | US5766306 Continuous process for making nanoscale amorphous magnetic metals |
06/11/1998 | WO1998025280A1 Process for the production of magnet |
06/11/1998 | WO1998025278A1 Process for the production of oxide magnetic compacts |
06/10/1998 | CN1184566A Differential protection device sensitive to pulsating current |
06/04/1998 | DE19725869A1 Low sintering temperature radiofrequency soft ferrite for inductor |
06/04/1998 | DE19725849A1 New glass-containing nickel-copper-zinc soft ferrite |
06/03/1998 | EP0845790A1 Magnetorheological fluids and polymer coated magnetic particles |
06/03/1998 | CN1183741A Powder having multilayer film on its surface and process for preparing same |
06/02/1998 | US5759434 Mixed metal oxide with perovskite structure, very sensitive to small changes in magnetic field |
06/02/1998 | US5759294 Process for the production of grain oriented magnetic steel sheets having improved remagnetization losses |
05/28/1998 | WO1998022942A1 Magnetizable device |
05/28/1998 | DE19654965A1 Dispersible super-paramagnetic or ferromagnetic particles |
05/28/1998 | CA2271970A1 Magnetizable device |
05/27/1998 | EP0844628A1 Process for producing a magnetic core of nanocristalline soft magnetic material |
05/27/1998 | EP0844623A1 Pressed body of amorphous magnetically soft alloy powder and process for producing same |
05/27/1998 | EP0844220A1 Ni-Zn base ferrite |
05/27/1998 | EP0843591A1 Polyvinyl alcohol-based magnetic polymer particles, methods for their preparation and their use |
05/27/1998 | EP0765526B1 Polymer composition for the production of magnetic and magnetizable mouldings |
05/26/1998 | US5757272 Elongated member serving as a pulse generator in an electromagnetic anti-theft or article identification system and method for manufacturing same and method for producing a pronounced pulse in the system |
05/26/1998 | US5756162 Method for manufacturing sendust core powder |
05/26/1998 | US5755986 Soft-magnetic dielectric high-frequency composite material and method for making the same |
05/26/1998 | CA2221979A1 Pressed body of amorphous magnetically soft alloy powder and process for producing same |
05/20/1998 | EP0842042A1 Improved methods for the manufacture of magnetically responsive particles |
05/19/1998 | US5754936 Iron powder components containing thermoplastic resin and method of making same |
05/19/1998 | US5753051 Oriented electrical steel sheet having low core loss and method of manufacturing same |
05/19/1998 | US5752308 Method of forming a hard magnetic valve actuator |
05/14/1998 | WO1998020507A1 Powder for permanent magnet, method for its production and anisotropic permanent magnet made using said powder |
05/14/1998 | WO1998020467A1 Marker with large barkhausen discontinuity |