Global Patent Index - EP 1258055 A1

EP 1258055 A1 20021120 - MICROWAVE ABSORBING STRUCTURE

Title (en)

MICROWAVE ABSORBING STRUCTURE

Title (de)

MIKROWELLEN-ABSORPTIONSSTRUKTUR

Title (fr)

STRUCTURE D'ABSORPTION DE MICRO-ONDES

Publication

EP 1258055 A1 20021120 (EN)

Application

EP 00979750 A 20001127

Priority

  • GB 0004505 W 20001127
  • GB 9928741 A 19991203

Abstract (en)

[origin: WO0141255A1] There is disclosed a microwave absorbing structure which comprises a non-conductive matrix within which are embedded a plurality of spatially-separated 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

H01Q 17/00

IPC 8 full level

B22F 1/00 (2006.01); C01G 49/00 (2006.01); C01G 51/00 (2006.01); H01F 1/00 (2006.01); H01Q 17/00 (2006.01); H05K 9/00 (2006.01)

CPC (source: EP KR)

H01F 1/0063 (2013.01 - EP); H01Q 17/00 (2013.01 - EP KR); H01Q 17/004 (2013.01 - EP); H01Q 17/008 (2013.01 - EP)

Citation (search report)

See references of WO 0141255A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL

DOCDB simple family (publication)

WO 0141255 A1 20010607; AU 1714201 A 20010612; BR 0015967 A 20020806; CA 2392379 A1 20010607; CN 1402894 A 20030312; EP 1258055 A1 20021120; GB 9928741 D0 20000202; JP 2003516623 A 20030513; KR 20020070986 A 20020911; MX PA02005451 A 20030922

DOCDB simple family (application)

GB 0004505 W 20001127; AU 1714201 A 20001127; BR 0015967 A 20001127; CA 2392379 A 20001127; CN 00816488 A 20001127; EP 00979750 A 20001127; GB 9928741 A 19991203; JP 2001542420 A 20001127; KR 20027006978 A 20020531; MX PA02005451 A 20001127