(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