(19)
(11)
EP 0 231 348 A1
(12)
(43)
Date of publication:
12.08.1987
Bulletin 1987/33
(21)
Application number:
86905031.0
(22)
Date of filing:
25.07.1986
(51)
International Patent Classification (IPC):
H01M
4/
00
( . )
H01M
4/
68
( . )
H01M
4/
18
( . )
H01M
4/
80
( . )
(86)
International application number:
PCT/US1986/001554
(87)
International publication number:
WO 1987/000973
(
12.02.1987
Gazette 1987/04)
(84)
Designated Contracting States:
AT BE CH DE FR GB IT LI NL SE
(30)
Priority:
30.07.1985
US 19850760673
(71)
Applicant:
POLYCRYSTAL TECHNOLOGIES CORP.
New York, NY 10017 (US)
(72)
Inventors:
KOBER, Frederick, P.
New York, NY 10038 (US)
MONTEFUSCO, Oscar, V.
Stillwater, PA 17878 (US)
(74)
Representative:
Froud, Clive, et al
Elkington and Fife Prospect House 8 Pembroke Road
Sevenoaks, Kent TN13 1XR
Sevenoaks, Kent TN13 1XR (GB)
(54)
POROUS ELECTRODES AND METHOD OF MAKING SAME