Patents for H01F 13 - Apparatus or processes for magnetising or demagnetising (2,363) |
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05/08/2003 | US20030085787 Permanent magnet assembly and method of making thereof |
05/07/2003 | CN1416144A Method and device for magnetzing object without need of electromagnetic field so called magnetization effect of |
05/02/2003 | EP0939961B1 Method of manufacturing a cathode ray tube |
04/29/2003 | US6556115 Assembly apparatus for magnetizing magnets |
04/09/2003 | EP1299912A1 Hts cryomagnet and magnetization method |
04/03/2003 | US20030062899 HTS cryomagnet and magnetization method |
04/02/2003 | EP1297542A1 Device for orienting the direction of magnetization of magnetic layers |
04/01/2003 | US6542348 Method and system for driving a magnetizing fixture |
03/13/2003 | US20030048164 Pulsar ring, magnetizing device and magnetizing method for pulsar ring-use magnetized member, and bearing unit having pulsar ring |
03/12/2003 | EP1291660A2 Magnetic pulser ring, magnetizing device and method, and bearing unit having a magnetic pulser ring |
03/06/2003 | WO2003019587A1 Magnetically hard object and method for adjusting the direction and position of a magnetic vector |
03/06/2003 | US20030043528 Bulk degausser with fixed arrays of magnet poles |
03/05/2003 | CN2538811Y Al-Ni-Co alloy permanent magnetic isothermal heat treatment magnetic field |
03/05/2003 | CN1400613A Magnetic page and its manufacture |
03/05/2003 | CN1400592A Actuator magnet, actuator and magnetizing apparatus |
03/04/2003 | US6527973 Less likely to crack during the growth and lapping of the single crystal film |
02/25/2003 | US6525634 Permanent magnet assembly and method of making thereof |
02/25/2003 | US6525633 Hollow cylindrical flux source with notched filler in cavity; toroidal ring with alternating magnetization on azimuthal axis |
02/20/2003 | US20030034869 Magnetic sticking sheet and method of producing same |
02/18/2003 | US6522517 Method and apparatus for controlling the magnetization of current transformers and other magnetic bodies |
02/13/2003 | WO2003012806A1 Method of magnetizing rare-earth magnet and rare-earth magnet |
02/11/2003 | US6518867 Permanent magnet assembly and method of making thereof |
02/06/2003 | US20030026191 Magnet for actuator, actuator, and magnetizing device |
02/05/2003 | EP1282120A2 Magnet for actuator, actuator, and magnetizing device |
01/29/2003 | CN2533216Y Electromagnetic lock capable of completing unlocking action certainly |
12/27/2002 | WO2002103722A1 Apparatus for combined electrophysical treatment of ferromagnetic materials |
12/25/2002 | CN2528089Y Capacitive high voltage magnetizing apparatus |
12/18/2002 | CN1385941A Method and device for magnetizing and testing rotor of permanent magnetic generator |
12/05/2002 | US20020180573 Permanent magnet assembly and method of making thereof |
12/05/2002 | US20020180425 Magnetizing apparatus and magnetizing method for magnetized pulser ring, and magnetized pulser ring |
12/04/2002 | EP1262780A2 Magnetizing apparatus and magnetizing method for magnetized pulser ring, and magnetized pulser ring |
11/28/2002 | US20020175792 Permanent magnet assembly and method of making thereof |
11/27/2002 | CN2522991Y Safety, energy-saving pulse magnetizing device |
11/27/2002 | CN1381405A Nano function material for treating water and its application |
11/21/2002 | US20020171526 Method and apparatus for magnetizing a permanent magnet |
11/15/2002 | WO2001093287A1 A new type of magnetization device |
11/15/2002 | CA2409766A1 A new type of magnetization device |
10/31/2002 | US20020158657 Method and device for magnetizing and inspecting a rotor for magneto generators |
10/23/2002 | CN2518194Y Electromagnetic appts. for generating magnetism, eliminating magnetism and demagnetizing magnetism |
10/02/2002 | CN2514468Y Demagnetizer |
09/04/2002 | CN1367503A 变压器 Transformer |
08/29/2002 | WO2002066784A1 Method for magnetizing wellbore tubulars |
08/27/2002 | US6441710 Superconducting magnet apparatus and method for magnetizing superconductor |
08/22/2002 | US20020112856 Method for magnetizing wellbore tubulars |
08/14/2002 | CN2505962Y Super strong permanent magnet magnetizer |
08/07/2002 | EP0971376B1 Multi-functional system for demagnetising ferro-magnetic objects |
08/07/2002 | CN1362372A Feed and drinking water magnetizing method and device |
08/01/2002 | US20020101684 Method for controlling magnetic recording in magnetic recording medium and control device for magnetic recording |
08/01/2002 | US20020101321 Transformer |
07/31/2002 | EP1138016B1 Marking device |
07/31/2002 | EP1099217B1 Electric field for magnetic reversal of a thin film |
07/24/2002 | CN2502378Y Open-circuit magnetic yoke magnetizer |
07/03/2002 | EP1218895A2 Demagnetisation of magnetic components |
06/13/2002 | WO2002026468A3 Process and apparatus for magnetizing plastic pipe |
06/13/2002 | US20020070829 Superconducting magnet apparatus and method for magnetizing superconductor |
06/06/2002 | US20020066702 Antibacterial and antibiofilm bonded permanent magnets |
06/05/2002 | CN1352788A Ultrafast magnetization reversal |
05/28/2002 | US6396374 Magnetizing method for a permanent-magnet motor |
05/23/2002 | WO2002041334A1 A method of and an apparatus for magnetising a plurality of adjacent portions of magnetisable material |
05/22/2002 | CN1350689A Method and apparatus for providing permanent magnetic signatures in buried cables and pipes |
05/22/2002 | CN1350309A Method and device for obtaining high-energy magnetic field |
05/22/2002 | CN1349933A Physical liquid-processing device |
05/22/2002 | CN1349849A Similar pole parallelly connecting method and mechanism to obtain very high energy magnetic field |
05/15/2002 | CN2491950Y Electromagnetic coreless card demagnetizer of bearing processing grinder |
05/10/2002 | WO2002037512A1 Method and apparatus for controlling the magnetization of current transformers and other magnetic bodies |
05/02/2002 | US20020050902 Magnetizing method for a permanent-magnet motor |
05/02/2002 | EP1200971A1 Method and apparatus for providing permanent magnetic signatures in buried cables and pipes |
04/24/2002 | CN1346136A Excitation-demagnetization device with safety protection |
04/18/2002 | US20020043301 Dynamic-magnetic-compaction (DMC), bonded permanent magnets paricles containing inorganic or organic binder having a minimum void ratio and upto about 40% increase in (BH)max over that acheived with traditional mechanical compaction |
04/18/2002 | DE10044800A1 Demagnetization circuit, especially for demagnetization of color TV picture tubes, uses n-power MOS transistors as controlled switches and oscillator device generating pulse signals for controlling switches |
04/17/2002 | EP0938721A4 Method and apparatus for activating magnetomechanical eas markers while preventing formation of demagnetization field |
04/11/2002 | DE10049766A1 Magnetizing magnet systems involves feeding direct current that is regulated continuously or in stages to coil made from high temperature superconductor to magnetize permanent magnets |
04/09/2002 | US6369679 Method and apparatus for providing permanent magnetic signatures in buried cables and pipes to facilitate long-range location, tracking and burial depth determination |
04/04/2002 | WO2002026468A2 Process and apparatus for magnetizing plastic pipe |
04/02/2002 | US6366191 Method and apparatus for providing permanent magnetic signatures in buried cables and pipes to facilitate long-range location, tracking and burial depth determination |
03/28/2002 | US20020036367 Method for producing & manufacturing density enhanced, DMC, bonded permanent magnets |
03/12/2002 | US6356176 High energy magnetizer/demagnetizer with magnetically attached fastening element for driving tools |
03/07/2002 | US20020027490 Polarizing device for a permanent magnet rotor |
03/06/2002 | EP1183683A1 Ultrafast magnetization reversal |
03/06/2002 | CN1338807A Polarizing device for permanent magnet rotor |
02/21/2002 | US20020020470 Method for manufacturing rare earth magnet and powder compacting apparatus |
02/14/2002 | US20020017894 Mechanically pulsed magnetization kit |
02/13/2002 | EP1179883A2 Polarizing device for a permanent magnet rotor |
02/07/2002 | US20020014612 Magnetic garnet material and magnetooptical device using the same |
02/07/2002 | DE10131155A1 Electromagnetic actuator has cylindrical permanent magnet arranged in central hole of exciting coil which moves in axial direction and polarizes in radial direction |
02/06/2002 | CN2476085Y Magnetizing device for rotor ring magnet |
02/06/2002 | CN1334636A Magnet moving type electromagnetic actuator |
01/31/2002 | DE10033869A1 HTS-Kryomagnet und Aufmagnetisierungsverfahren HTS cryomagnet and Aufmagnetisierungsverfahren |
01/24/2002 | US20020008601 Magnet movable electromagnetic actuator |
01/17/2002 | WO2002005359A1 Hts cryomagnet and magnetization method |
01/10/2002 | WO2002003402A1 Device for orienting the direction of magnetization of magnetic layers |
01/10/2002 | DE10131638A1 Rare earth magnet production comprises pressing a rare earth metal alloy powder using a magnetic field to form a blank, demagnetizing, removing the blank, and demagnetizing the magnetic powder adhered to the surface of the blank |
01/09/2002 | CN1330373A Manufacturing method for rear-earth magnet and powder pressing device |
01/02/2002 | CN2469530Y Magnetizer |
12/06/2001 | DE10025457A1 Permanent magnet magnetization device uses oscillation circuit operated at different resonance frequencies before and after point at which maximum energy is stored in magnetization coil |
12/05/2001 | CN1325171A Motor multipolar rotor magnetizing method |
11/28/2001 | EP1157394A1 System for writing magnetic scales |
11/21/2001 | CN2461124Y Demagnetising device for magnetic stripe card |
11/06/2001 | US6313725 Magnetizing method for producing coupled body comprised of multi-pole bulk superconducting magnets with respective polarities varying |
10/30/2001 | US6310532 Multipurpose magnetizer/demagnetizer |