EP 1232503 A1 20020821 - MAGNETIC FLUID
Title (en)
MAGNETIC FLUID
Title (de)
MAGNETFLUSSIGKEIT
Title (fr)
FLUIDE MAGNETIQUE
Publication
Application
Priority
- GB 0004517 W 20001127
- GB 9927911 A 19991125
Abstract (en)
[origin: WO0139217A1] There is disclosed a magnetic fluid medium which comprises a plurality of ferro- or ferri-magnetic particles, each of which particles has a largest dimension no greater than 100 nm, said particles having been prepared by a process which includes a step in which the particles are formed within an organic macromolecular shell.
IPC 1-7
IPC 8 full level
H01F 1/00 (2006.01); H01F 1/34 (2006.01); H01F 1/44 (2006.01)
CPC (source: EP KR)
B82Y 25/00 (2013.01 - EP); H01F 1/0054 (2013.01 - EP); H01F 1/42 (2013.01 - KR); H01F 1/44 (2013.01 - EP); B82Y 25/00 (2013.01 - KR)
Citation (search report)
See references of WO 0139217A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 0139217 A1 20010531; AU 2380801 A 20010604; BR 0015816 A 20020716; CA 2392381 A1 20010531; CN 1399783 A 20030226; EP 1232503 A1 20020821; GB 9927911 D0 20000126; JP 2003515921 A 20030507; KR 20030007383 A 20030123; MX PA02005229 A 20030925
DOCDB simple family (application)
GB 0004517 W 20001127; AU 2380801 A 20001127; BR 0015816 A 20001127; CA 2392381 A 20001127; CN 00816121 A 20001127; EP 00987559 A 20001127; GB 9927911 A 19991125; JP 2001540794 A 20001127; KR 20027006645 A 20020524; MX PA02005229 A 20001127