Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
07/1984
07/24/1984CA1171306A1 Magnetic elements for magnetically actuated devices and processes for their production
07/24/1984CA1171284A2 Hollow inorganic film forming material microspheres
07/10/1984US4459248 Process and apparatus for producing a temperature sensitive element
07/10/1984CA1170479A1 High manganese non-magnetic steel having excellent machinability
07/05/1984WO1984002445A2 Article having magnetic properties and production thereof
07/04/1984EP0112577A1 Magnetic core and method of producing the same
07/03/1984US4457982 Acicular ferrimagnetic iron oxide and its preparation
07/03/1984CA1170303A1 Multiple pole axial field electromagnetic devices
07/03/1984CA1170084A1 Magnetically anisotropic alloys for magnetically actuated devices
06/1984
06/27/1984EP0111834A2 Stainless steel
06/26/1984US4456898 Thermal compensators for magnetic circuits
06/26/1984US4456812 Laser treatment of electrical steel
06/26/1984US4456475 Process for preparing ferromagnetic particles comprising metallic iron
06/20/1984EP0111331A2 Plastic magnets impregnated with a dye-coated metallic magnet powder
06/19/1984US4455345 Magnetic recording medium
06/13/1984EP0110115A1 Acicular ferromagnetic chromium dioxide particles
06/12/1984US4454234 Coated magnetizable microparticles, reversible suspensions thereof, and processes relating thereto
06/12/1984CA1168964A1 Method of producing silicon-iron sheet material with annealing atmospheres of nitrogen and hydrogen
06/12/1984CA1168860A1 Insulative coatings for electrical steels
06/12/1984CA1168855A1 Magnetic fluid
06/05/1984US4452938 Amorphous metal composites
06/05/1984US4452773 Magnetic iron-dextran microspheres
06/05/1984CA1168430A1 Agglomerated ferromagnetic iron particles
05/1984
05/24/1984WO1984002031A1 Magnetic polymer particles and process for the preparation thereof
05/23/1984EP0108938A1 Digital paging system having bit rate switching means and digital paging receiver therefor
05/22/1984US4450206 Amorphous metals and articles made thereof
05/22/1984US4450086 High-pressure quenching of a washed precipitate formed by reacting hydrogen sulfide and queous cadmium chloride
05/22/1984US4450008 Stainless steel
05/16/1984EP0108575A2 Local annealing treatment for cube-on-edge grain oriented silicon steel
05/16/1984EP0108573A2 Local heat treatment of electrical steel
05/16/1984EP0108474A2 RE-TM-B alloys, method for their production and permanent magnets containing such alloys
05/15/1984US4448761 Preparation of acicular, ferrimagnetic iron oxides
05/08/1984US4447475 Mixing dispersion of particles in crosslinked styrene polymer matrix with dispersant and suspension stabilizer
05/08/1984US4447264 A suspension of doped iron oxyhydroxide or iron oxide and containing either a cobalt, nickel, manganese or antimony applied compound, is filtered and reduced
05/08/1984CA1166804A1 Stable slurry of inactive magnesia and method therefor
05/02/1984EP0107082A1 Torque sensor and method for manufacturing the same
05/02/1984EP0106948A2 Permanently magnetizable alloys, magnetic materials and permanent magnets comprising FeBR or (Fe,Co)BR (R=vave earth)
05/02/1984EP0106873A1 Process for the production of magnetic polymer particles.
05/02/1984EP0106854A1 Arrays of polarised energy-generating elements
04/1984
04/25/1984EP0106577A1 Powder for magnetic recording media and a process for its manufacture
04/25/1984EP0106547A2 A method of manufacturing an oxide single crystal
04/24/1984US4444835 Iron oxide and cobalt
04/24/1984US4444670 Method of manufacturing magnetic, plastic-bonded molded bodies
04/24/1984US4444602 Method of manufacturing amorphous magnetic alloy ribbon and use for magnetostriction delay lines
04/24/1984CA1166042A1 Amorphous low-retentivity alloy
04/18/1984EP0105375A1 Oxide-containing magnetic material capable of being sintered at low temperatures
04/17/1984US4443350 Method for nondestructive magnetic inspection and rubber-like magnetic recording medium employed therein
04/17/1984US4443276 Mn--Al--C Alloys for anisotropic permanent magnets
04/17/1984CA1165911A1 Magnetic display panel using reversal magnetism
04/11/1984EP0105137A1 Corrosion-resistant and wear-resistant amorphous alloy and a method for preparing the same
04/11/1984EP0105122A2 Processes for making ferrite powder and ferrite blocks
04/11/1984EP0105110A2 Process for producing acicular ferromagnetic metal particles essentially consisting of iron
04/10/1984US4441926 Non-magnetic alloy having high hardness
04/10/1984US4441874 Apparatus for differential expansion volume compaction
04/10/1984CA1165150A1 Rolled core
04/04/1984EP0104713A2 A magnetic refrigerator
04/04/1984EP0104380A1 Iron-boron solid solution alloys having high saturation magnetization and low magnetostriction
04/03/1984US4440720 Of nickel, niobium, beryllium and iron
04/03/1984US4440713 Process for making fine magnetic ferrite powder and dense ferrite blocks
04/03/1984US4440585 Amorphous magnetic alloy
03/1984
03/27/1984US4439294 Reactive ion etching of soft-magnetic substrates
03/27/1984US4439253 Cobalt rich manganese containing near-zero magnetostrictive metallic glasses having high saturation induction
03/27/1984US4439252 Method of producing grain-oriented silicon steel sheets having excellent magnetic properties
03/27/1984US4439251 Non-oriented electric iron sheet and method for producing the same
03/27/1984US4439231 Preparation of acicular ferromagnetic metal particles consisting essentially of iron
03/27/1984CA1164320A1 Processing for cube-on-edge oriented silicon steel
03/20/1984US4438179 Graft polymers with magnetic coatings
03/20/1984US4437912 Niobium additive
03/20/1984US4437910 Secondary recrystallization
03/20/1984US4437909 Process for producing a grain-oriented silicon steel sheet or strip having excellent magnetic properties
03/20/1984US4437907 Amorphous alloy for use as a core
03/20/1984US4437882 Ferromagnetic powder treated with an organic silane compound
03/14/1984EP0102881A1 Magnetic iron carbon nitride based material, and preparation and application as magnetic recording material
03/14/1984EP0102819A1 Barium ferrite particles for magnetic recording media
03/13/1984CA1163681A1 Radio frequency induced hyperthermia for tumor therapy
03/06/1984US4435465 Composite material for shielding against electromagnetic radiation
03/06/1984US4435302 Flocculation with hydrochloric acid, redispersion with ammonia
03/06/1984US4435212 High permeability alloy
02/1984
02/29/1984EP0101591A2 Process for the preparation of magnetic dispersions containing a binder
02/29/1984EP0101552A2 Magnetic materials, permanent magnets and methods of making those
02/15/1984EP0100638A2 Laser treatment of electrical steel
02/15/1984EP0100484A1 Method of manufacturing cobalt-epitaxial layered iron oxides for magnetic recording
02/14/1984US4431979 Synthetic resin-bonded electromagnetic component and method of manufacturing same
02/14/1984US4431604 Plating iron, cobalt, or nickel with nonmagnetic metal, compaction
02/14/1984CA1162052A1 Highly orientable iron particles
02/14/1984CA1162051A1 Reduction of iron oxide to conserve hydrogen
02/07/1984US4430239 Dispersion, ferromagnetism, carriers, dispersants, acid phosphate ester of long-chain alcohol
02/01/1984EP0099619A2 Method for producing cube-on-edge oriented silicon steel
02/01/1984EP0099617A2 Method for producing cube-on-edge oriented silicon steel
02/01/1984EP0099515A1 Amorphous press formed sections
01/1984
01/31/1984US4428852 From chromic oxide and chromic anhydride
01/25/1984EP0099259A1 Process for producing surface-treated ferromagnetic particles
01/24/1984US4427462 Having axes of magnetization that coincide with lines of magnetic flux
01/24/1984CA1160869A1 Low magnetostriction amorphous metal alloys
01/24/1984CA1160868A1 Magnetic amorphous metal alloys
01/18/1984EP0098324A1 Process for producing aluminum-bearing grain-oriented silicon steel strip
01/17/1984CA1160480A1 Amorphous metal alloys having enhanced magnetic properties and method of making and using
01/11/1984EP0097900A2 Process for the preparation of acicular ferromagnetic iron oxides
01/10/1984US4425250 Preparation of finely divided ferrite powders
01/10/1984US4425166 Low temperature cure interlaminar coating