(19)
(11) EP 0 900 453 A1

(12)

(43) Date of publication:
10.03.1999 Bulletin 1999/10

(21) Application number: 97926580.0

(22) Date of filing: 16.05.1997
(51) International Patent Classification (IPC): 
H01P 1/ 203( . )
H01P 7/ 08( . )
(86) International application number:
PCT/US1997/008411
(87) International publication number:
WO 1997/044852 (27.11.1997 Gazette 1997/51)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB GR IE IT LI LU NL PT SE

(30) Priority: 22.05.1996 US 19960018088P
30.01.1997 US 19970790971

(71) Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
Wilmington Delaware 19898 (US)

(72) Inventor:
  • SHEN, Zhi-Yuan
    Wilmington, DE 19807 (US)

(74) Representative: Jones, Alan John, et al 
CARPMAELS & RANSFORD 43 Bloomsbury Square
London, WC1A 2RA
London, WC1A 2RA (GB)

   


(54) RESONATORS FOR HIGH POWER HIGH TEMPERATURE SUPERCONDUCTING DEVICES