Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
01/1984
01/03/1984US4424459 Magnetic amplifier, amorphous iron--cobalt alloy
12/1983
12/27/1983US4423114 Magnetic powder for magnetic recording medium
12/27/1983CA1159247A1 Magnetic polymer latices and process for the preparation thereof
12/21/1983EP0096551A2 Amorphous iron-based alloy excelling in fatigue property
12/20/1983US4421660 Colloidal size hydrophobic polymers particulate having discrete particles of an inorganic material dispersed therein
12/20/1983US4421574 Method for suppressing internal oxidation in steel with antimony addition
12/20/1983CA1158931A1 Readily dispersible finely divided inorganic solids coated with a polymeric organosilicon compound
12/20/1983CA1158837A1 Method of preparing gamma ferric hydroxyoxide powder
12/13/1983US4420732 Magnetically actuated device comprising a magnetically anisotropic element
12/13/1983US4420348 Iron, cobalt, chromium
12/13/1983US4420330 Passivation
12/13/1983CA1158460A1 Process for the production of cobalt/rare earth alloy powders
12/07/1983EP0095831A2 Amorphous metals and articles made thereof
12/07/1983EP0095830A2 Amorphous metals and articles made thereof
12/06/1983US4419383 Method for individually encapsulating magnetic particles
12/06/1983US4419257 Magnetic coating composition
12/06/1983US4419148 High-remanence Fe-Ni and Fe-Ni-Mn alloys for magnetically actuated devices
12/06/1983CA1158325A1 Core for electromagnetic induction device
12/06/1983CA1158145A1 Electrical steel lamination
11/1983
11/30/1983EP0095191A2 Magnetic recording medium
11/30/1983EP0095070A2 Magnetic recording media
11/29/1983US4417543 Apparatus for individually encapsulating magnetic particles
11/22/1983US4416945 Surface grafting water soluble polymer to oil imbiber polymer, then magnetic particles
11/22/1983US4416751 Electric discharge
11/22/1983US4416709 For tape heads
11/22/1983US4416707 Secondary recrystallized oriented low-alloy iron
11/22/1983CA1157297A1 Beryllium-containing iron-boron glassy magnetic alloys
11/16/1983EP0093966A2 Process for producing a magnetic dispersion
11/16/1983EP0093757A1 Intravascularly administrable, magnetically responsive nanosphere or nanoparticle, a process for the production thereof, and the use thereof
11/15/1983US4415512 Method and apparatus for producing hollow metal microspheres and microspheroids
11/15/1983US4415380 Annealing; cooling; deforming; aging; ferromagnetism; switches
11/10/1983WO1983003925A1 Arrays of polarised energy-generating elements
11/10/1983WO1983003920A1 Magnetic polymer particles and process for the preparation thereof
11/09/1983EP0093281A2 Surveillance system having magnetomechanical marker
11/08/1983US4414339 Low density, electromagnetic radiation absorption composition
11/08/1983US4414196 From amorphous ferric hyudroxide, seeding, growth regulator
11/08/1983US4414124 Method of producing barium-ferrite series powder
11/08/1983CA1156451A1 Low temperature cure interlaminar coating
10/1983
10/27/1983WO1983003558A1 Ferromagnetic recording materials
10/26/1983EP0092423A2 Method for making permanent magnets of Mn-Al-C alloys
10/26/1983EP0092422A2 Permanent Mn-Al-C alloy magnets and method for making same
10/26/1983EP0092394A1 Ferro magnetic recording materials
10/26/1983EP0092091A2 Apparatus for the production of magnetic powder
10/26/1983EP0091989A1 High permeability alloy
10/25/1983US4411807 Dry process for the production of hexagonal-system ferrite
10/25/1983US4411716 Amorphous alloys for magnetic head core and video magnetic head using same
10/25/1983US4411714 Annealing at a temperature above that required for transition to austenite, cold rolling, and quenching
10/25/1983CA1155699A1 Magnetic toners containing cubical magnetite
10/19/1983EP0091654A2 Electrophotographic ferrite carrier
10/19/1983EP0091640A2 Process for the preparation of ferrites from iron (II) sulfate
10/11/1983US4409633 Precipitation of different phases only at contact region; low noise
10/11/1983US4409043 Iron, boron, lanthanum; magnetic
10/11/1983US4409041 Iron-boron-silicon
10/11/1983US4408463 Wheel-type magnetic refrigerator
10/05/1983EP0090626A2 Magnetic toner having improved humidity dependency
10/05/1983EP0010545B1 Amorphous carbon alloys and articles manufactured therefrom
10/04/1983US4407721 Smooth magnetic tapes or films
09/1983
09/27/1983US4406715 Process for producing grain-oriented electromagnetic steel strip
09/27/1983US4406694 Process for producing acicular ferromagnetic alloy particles and acicular ferromagnetic alloy particles obtained by the said process
09/21/1983EP0088992A2 Method for manufacturing an object of soft-magnetic material by bonding together a mass of powder grains
09/20/1983US4405370 Magnetic ink refining method
09/15/1983WO1983003094A1 Oxide-containing magnetic material capable of being sintered at low temperatures
09/14/1983EP0088244A1 Cobalt rich manganese containing near-zero magnetostrictive metallic glasses having high saturation induction
09/13/1983US4404254 Production of lamellar iron oxide pigments
09/13/1983US4404046 Method of making permanent magnet of Mn-Al-C alloy
09/13/1983US4404024 Pretreatment of starting material with a metal compound followed b
09/07/1983EP0087781A1 Core material
09/07/1983EP0087587A1 An electromagnetic steel sheet treated by laser-beam irradiation
09/07/1983EP0087578A1 Acicular ferrimagnetic iron oxide and process for its production
09/06/1983US4402770 Hard magnetic alloys of a transition metal and lanthanide
08/1983
08/30/1983US4401483 Method for making a magnetically anisotropic element
08/30/1983US4401482 Preheating a iron-cobalt-chromium particle-binder mixture; sintering; aging; high coercive force
08/30/1983US4401462 Process for producing metallic magnetic powder
08/24/1983EP0086485A2 Wound iron core
08/24/1983EP0086445A1 Magnetic carrier powder
08/24/1983EP0086444A1 Magnetic carrier powder for two-component toner
08/23/1983US4400432 Silicates, borates, vanadates, molybdates, tungstates
08/23/1983US4400337 Coating the iron compound with an aluminum compound and silicon compound and reducing
08/17/1983EP0086042A1 Continuous synthesis of chromium dioxide
08/17/1983EP0086005A1 Magnetic head
08/16/1983US4398972 Ferritic Fe-Ni magnetic alloys
08/16/1983CA1151907A1 Permanent magnet materials
08/10/1983EP0085140A2 Magnetic wire
08/09/1983US4397796 Method of manufacturing an anisotropic oxidic permanent magnet
08/03/1983EP0084980A2 Non-oriented electrical steel sheet having a low watt loss and a high magnetic flux density and a process for producing the same
08/03/1983EP0084569A1 Process for manufacturing isotropic electromagnetic steel plate having excellent magnetic characteristics
08/02/1983US4396668 Magnetic recording medium
08/02/1983US4396596 Ferrous salt, alkaline solution
08/02/1983US4396441 Heating an iron-platinum alloy, homogenizing the solid solution and quenching
08/02/1983CA1151104A1 Method for forming in situ magnetic media in the form of discrete particles
07/1983
07/27/1983EP0084138A2 Near-zero magnetostrictive glassy metal alloys with high magnetic and thermal stability
07/26/1983US4395278 Method for producing cobalt metal powder
07/26/1983US4395271 Method for making porous magnetic glass and crystal-containing structures
07/26/1983CA1150534A1 Ferromagnetic metal pigment essentially consisting of iron and a process for its production
07/20/1983EP0083930A1 Amorphous alloy for magnetic head
07/19/1983USRE31317 Samarium, tttrium, hafnium, iron, copper, compaction, sintering, annealing
07/19/1983US4394597 Multiple pole axial field electromagnetic devices
07/19/1983US4394192 Hot and cold rolling, coiling, annealing, motors
07/19/1983US4394160 Recording, reduction
07/12/1983CA1149744A1 Magnetically-localizable, biodegradable lipid microspheres