(19)
(11) EP 0 449 947 A1

(12)

(43) Date of publication:
09.10.1991 Bulletin 1991/41

(21) Application number: 90901317.0

(22) Date of filing: 04.12.1989
(51) International Patent Classification (IPC): 
C01G 3/ 00( . )
C01G 13/ 00( . )
H01B 13/ 00( . )
C01G 1/ 00( . )
H01B 12/ 00( . )
H01L 39/ 24( . )
(86) International application number:
PCT/US1989/005472
(87) International publication number:
WO 1990/006286 (14.06.1990 Gazette 1990/14)
(84) Designated Contracting States:
DE FR GB

(30) Priority: 05.12.1988 US 19880280018
09.12.1988 US 19880282122

(71) Applicant: MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Cambridge, MA 02139 (US)

(72) Inventors:
  • SADOWAY, Donald, R.
    Belmont, MA 02178 (US)
  • ROSE, Robert, M.
    Wenham, MA 01984 (US)

(74) Representative: Deans, Michael John Percy, et al 
Lloyd Wise, Tregear & CO. Norman House 105-109 Strand
London WC2R OAE
London WC2R OAE (GB)

   


(54) METHODS FOR PROCESSING SUPERCONDUCTING MATERIALS