(19)
(11) EP 0 705 229 A1

(12)

(43) Date of publication:
10.04.1996 Bulletin 1996/15

(21) Application number: 94923901.0

(22) Date of filing: 23.06.1994
(51) International Patent Classification (IPC): 
C01G 1/ 00( . )
C01G 13/ 00( . )
C01G 29/ 00( . )
C04B 35/ 65( . )
 C01G 3/ 00( . )
C01G 15/ 00( . )
C04B 35/ 45( . )
H01L 39/ 24( . )
(86) International application number:
PCT/US1994/007131
(87) International publication number:
WO 1995/000457 (05.01.1995 Gazette 1995/02)
(84) Designated Contracting States:
CH DE ES FR GB IT LI NL SE

(30) Priority: 24.06.1993 US 19930082093
05.08.1993 US 19930102561

(71) Applicant: AMERICAN SUPERCONDUCTOR CORPORATION
Westborough, MA 01581 (US)

(72) Inventors:
  • OTTO, Alexander
    Chelmsford, MA 01824 (US)
  • MASUR, Lawrence, J.
    Needham, MA 02192 (US)
  • PODTBURG, Eric, R.
    Natick, MA 01760 (US)
  • SANDHAGE, Kenneth, H.
    Columbus, OH 43235 (US)
  • CRAVEN, Christopher, A.
    Bedford, MA 01730 (US)
  • SCHREIBER, Jeffrey, D.
    Middleton, MA 01949 (US)

(74) Representative: Harvey, David Gareth, et al 
Graham Watt & Co. Riverhead
Sevenoaks Kent TN13 2BN
Sevenoaks Kent TN13 2BN (GB)

   


(54) UNSEGREGATED OXIDE SUPERCONDUCTOR SILVER COMPOSITE