(19)

(11)

EP 2 019 920 A2

(12)

(88) Date of publication A3: 20.03.2008 (43) Date of publication: 04.02.2009 Bulletin 2009/06 (21) Application number: 07777160.8 (22) Date of filing: 17.05.2007

(51) International Patent Classification (IPC):  F02G 1/053(2006.01) F25B 9/14(2006.01) F28F 1/10(2006.01) (86) International application number: PCT/US2007/011949 (87) International publication number: WO 2007/136775 (29.11.2007 Gazette 2007/48)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 19.05.2006 US 802174 P 17.05.2007 US 749782 (71) Applicant: SUPERCONDUCTOR TECHNOLOGIES INC. Santa Barbara California 93111-2310 (US)	(72) Inventor: FIEDLER, Andreas Santa Barbara, CA 93105 (US) (74) Representative: Pawlyn, Anthony Neil  Urquhart-Dykes & Lord LLP Tower North Central Merrion Way Leeds LS2 8PA Merrion Way Leeds LS2 8PA (GB)