EP 1062672 A2 20001227 - FERROMAGNETIC PARTICLES
Title (en)
FERROMAGNETIC PARTICLES
Title (de)
MAGNETISCHE TEILCHEN
Title (fr)
PARTICULES FERROMAGNETIQUES
Publication
Application
Priority
- NL 9900116 W 19990304
- NL 1008528 A 19980309
Abstract (en)
[origin: WO9946782A2] The present invention relates to ferromagnetic metal particles comprising a core of a ferromagnetic metal or metal alloy, wherein the surface of the core is covered entirely with a layer of graphitic carbon.
IPC 1-7
IPC 8 full level
B01J 47/00 (2006.01); B01J 21/18 (2006.01); B01J 23/755 (2006.01); B01J 23/89 (2006.01); B01J 35/00 (2024.01); B22F 1/16 (2022.01); B22F 9/22 (2006.01); C01B 39/02 (2006.01); D01F 9/127 (2006.01); H01F 1/00 (2006.01); H01F 1/20 (2006.01); H01F 1/44 (2006.01)
CPC (source: EP US)
B01J 21/18 (2013.01 - EP); B01J 35/33 (2024.01 - EP); B22F 1/16 (2022.01 - EP US); B82Y 25/00 (2013.01 - EP US); H01F 1/0054 (2013.01 - EP); H01F 1/0072 (2013.01 - EP); H01F 1/442 (2013.01 - EP); B22F 2998/00 (2013.01 - EP); C22C 2026/002 (2013.01 - EP)
C-Set (source: EP US)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
WO 9946782 A2 19990916; WO 9946782 A3 19991021; AU 2861099 A 19990927; EP 1062672 A2 20001227; JP 2002507055 A 20020305; NL 1008528 C2 19990910; ZA 991800 B 19991004
DOCDB simple family (application)
NL 9900116 W 19990304; AU 2861099 A 19990304; EP 99909404 A 19990304; JP 2000536082 A 19990304; NL 1008528 A 19980309; ZA 991800 A 19990305