| Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146) |
|---|
| 08/16/1977 | US4042429 Magnetic alloys having wasp-waisted magnetic hysteresis loop |
| 08/16/1977 | US4042382 Temperature-stable non-magnetic alloy |
| 07/26/1977 | US4038073 Cobalt, iron, boron, carbon |
| 07/19/1977 | US4036638 Soft magnetic properties |
| 07/05/1977 | US4033891 Magnetic particle powder of acicular ferric oxide used for magnetic recording material and a process for producing the same |
| 06/28/1977 | US4032675 Method for producing coated electrical steel sheets having excellent punchability, weldability, electrical insulation and heat resistance |
| 06/28/1977 | US4032366 Grain-oriented silicon steel and processing therefor |
| 06/21/1977 | US4030950 Process for cube-on-edge oriented boron-bearing silicon steel including normalizing |
| 06/21/1977 | US4030913 Nitro compounds |
| 06/21/1977 | US4030892 Flexible electromagnetic shield comprising interlaced glassy alloy filaments |
| 06/14/1977 | US4028905 PrNi5 as a cryogenic refrigerant |
| 06/07/1977 | US4028144 Cobalt-nickel-chromium-copper or titanium-iron |
| 05/31/1977 | US4026981 Method of manufacturing a photomagnetic material having garnet structure |
| 05/31/1977 | US4026713 Water based magnetic inks and the manufacture thereof |
| 05/24/1977 | US4025611 Ferrous hydroxide suspension |
| 05/24/1977 | US4025448 Superparamagnetic wax compositions useful in magnetic levitation separations |
| 05/24/1977 | US4025379 Method of making laminated magnetic material |
| 05/17/1977 | US4023991 Anisotropic permanent magnet of Mn-Al-C alloy |
| 05/17/1977 | US4023990 Dynamo or electro band |
| 05/17/1977 | US4023965 Magnetism |
| 05/10/1977 | US4022701 High-performance anisotropic plastics magnet and a process for producing the same |
| 05/03/1977 | US4021273 Hysteresis alloy |
| 04/26/1977 | US4020475 Magnetic device operating with the photomagnetic effect |
| 04/26/1977 | US4019995 Lignosulfonate composition and process for its preparation |
| 04/26/1977 | US4019994 Process for the preparation of aqueous magnetic material suspensions |
| 04/19/1977 | US4018882 Reducing a-iron oxide to magnetite then oxidizing |
| 04/19/1977 | US4018691 Aryl sulfonate-aldehyde composition and process for its preparation |
| 04/12/1977 | US4017694 Method for making loudspeaker with magnetic fluid enveloping the voice coil |
| 04/12/1977 | US4017303 Manufacture of acicular ferromagnetic metal pigments containing iron |
| 03/29/1977 | US4015030 Heat treatment |
| 03/29/1977 | US4014717 Method for the production of high-permeability magnetic steel |
| 03/29/1977 | US4014710 Iron oxide, magnetic tapes |
| 03/01/1977 | US4010050 Processing for aluminum nitride inhibited oriented silicon steel |
| 02/15/1977 | US4008105 Zirconium-chromium-cobalt-iron alloy |
| 02/08/1977 | US4007073 Method of producing articles having alternating magnetic and non-magnetic portions from continuous metal blanks |
| 02/08/1977 | US4007072 Ferromagnetic metal powder comprising lead and method for making the same |
| 02/08/1977 | US4007066 Material having a high magnetic permeability |
| 02/08/1977 | US4007065 Hysteresis alloy |
| 01/18/1977 | US4003840 Ferrite powder and a polymer |
| 01/18/1977 | US4003769 Method of making non-retentive Al-Ni-Co-Fe alloy |
| 01/18/1977 | US4003768 Method for treating magnetic alloy to increase the magnetic permeability |
| 01/18/1977 | US4003767 Procedure for the production of permanent magnetic sinter bodies using a ternary cobalt-lanthanoid compound |
| 01/11/1977 | US4002508 Composition for permanent magnets of the family "rare earths-transition metals" and process for producing such a magnet |
| 01/11/1977 | US4002507 Niobium-free semi-hard magnetic glass sealable alloy system of cobalt- (nickel, aluminum, titanium)- iron |
| 01/11/1977 | US4002506 Semi-hard magnetic glass sealable alloy system of cobalt-nickel-titanium-iron |
| 01/04/1977 | US4001363 Method of manufacturing a ceramic ferromagnetic object |
| 01/04/1977 | US4001288 Precipitating ferric and ferrous ions in alkaline solution, complexing with hydroxy-carboxylic acid, solubilizing |
| 12/28/1976 | US4000015 Processing for cube-on-edge oriented silicon steel using hydrogen of controlled dew point |
| 12/21/1976 | US3999216 Material for magnetic transducer heads |
| 12/21/1976 | US3998669 Permanent magnet on the basis of cobalt-rare earth alloys and method for its production |
| 12/14/1976 | US3997371 Permanent magnet |
| 12/07/1976 | US3996073 Insulative coating for electrical steels |
| 11/30/1976 | US3994716 Process for the production of finely divided cobalt powders |
| 11/09/1976 | US3990923 Method of producing grain oriented electromagnetic steel sheet |
| 11/02/1976 | US3989557 Cobalt, niobium, iron alloy, annealing, cold working, stress relieving, cooling, aging |
| 11/02/1976 | US3989555 Nickel-iron material having high magnetic permeability |
| 11/02/1976 | US3989352 Bismuth substituted rare earth garnets as magneto-optic materials exhibiting magnetic circular dichroism |
| 10/26/1976 | US3988177 Decarburization and recrystallizing annealing |
| 10/19/1976 | US3986902 Silicon steel suitable for production of oriented silicon steel using low slab reheat temperature |
| 10/19/1976 | US3986901 Controlled catalyst for manufacturing magnetic alloy particles having selective coercivity |
| 10/12/1976 | US3986194 Magnetic semiconductor device |
| 10/12/1976 | US3985596 Process for producing crystal-oriented permanent magnets |
| 10/12/1976 | US3985588 Spinning mold method for making permanent magnets |
| 10/12/1976 | US3985583 Method for forming an insulating coating on an oriented silicon steel sheet |
| 10/05/1976 | US3983916 Process for producing semi-hard co-nb-fl magnetic materials |
| 09/28/1976 | US3982973 Cube textured nickel |
| 09/28/1976 | US3982972 Chromium-cobalt-silicon-iron |
| 09/28/1976 | US3982971 Rare earth-containing permanent magnets |
| 09/21/1976 | US3981844 Magnetic particles |
| 09/07/1976 | US3979310 Thermal decomposition of chromium chromate, antimony |
| 09/07/1976 | US3979233 Magnetic Ni-Cr-Mn-Ge-Fe alloy |
| 08/31/1976 | US3978398 Method for nondestructive magnetic inspection of an object employing a putty-like magnetic recording medium |
| 08/31/1976 | US3977984 Barium ferrite, iron oxide, magnetism, phenolic resins, polyethylenimine-epichlorohydrin |
| 08/31/1976 | US3977919 Method of producing doubly oriented cobalt iron alloys |
| 08/31/1976 | US3977917 Permanent magnet materials |
| 08/31/1976 | US3977838 Anti-wear ferrous sintered alloy |
| 08/24/1976 | US3976519 Manganese-aluminum-carbon |
| 08/24/1976 | US3976518 Process for producing grain-oriented electric steel sheets having remarkably improved magnetic flux density |
| 08/17/1976 | US3975217 Finely divided magnetic cobalt powder |
| 08/10/1976 | US3974079 Ferromagnetism, oxidation |
| 08/10/1976 | US3974001 Paramagnetic alloy |
| 08/03/1976 | US3972745 Nickel-iron-aluminum-niobium or silicon or chromium alloy |
| 07/27/1976 | US3971678 Method of making cold-rolled sheet for electrical purposes |
| 07/27/1976 | US3971676 Magnetic material of high strength and toughness |
| 07/20/1976 | US3970485 Binder and lubricant removal from cobalt-rare earth alloys |
| 07/20/1976 | US3970484 Sintering methods for cobalt-rare earth alloys |
| 07/13/1976 | US3969162 Method of producing silicon steel strip |
| 07/06/1976 | US3967986 Method of preparing ferromagnetic material |
| 07/06/1976 | US3967368 Method for manufacturing and using an internally biased magnetoresistive magnetic transducer |
| 06/29/1976 | US3966510 Ferromagnetic powder for magnetic recording medium and method for preparation thereof |
| 06/22/1976 | US3965046 Process of making metal powders and products produced thereby |
| 06/22/1976 | US3964939 Bodies including passivated metal particles |
| 06/15/1976 | US3963829 Gadolinium, lanthanum or yttrium |
| 06/08/1976 | US3961990 Cobalt-nickel alloy, oxidizing with nitrogen dioxide |
| 06/08/1976 | US3961946 Magnetic alloy for use in thermo and magneto printing |
| 06/01/1976 | US3960617 Method of producing metal parts having magnetic and non-magnetic portions |
| 06/01/1976 | US3960616 Rare earth metal treated cold rolled, non-oriented silicon steel and method of making it |
| 05/25/1976 | US3959034 Method of providing an object of silicon steel with a heat-resistant, electrically insulating coating |
| 05/25/1976 | US3959033 Process for manufacturing silicon-aluminum steel sheet with oriented grains for magnetic applications, and products thus obtained |
| 05/25/1976 | US3959032 Cobalt-nickel |