(19)
(11)
EP 1 112 393 A1
(12)
(43)
Date of publication:
04.07.2001
Bulletin 2001/27
(21)
Application number:
99936904.4
(22)
Date of filing:
17.08.1999
(51)
International Patent Classification (IPC)
7
:
C25C
3/08
(86)
International application number:
PCT/IB9901/438
(87)
International publication number:
WO 0011/243
(
02.03.2000
Gazette 2000/09)
(84)
Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI
(30)
Priority:
18.08.1998
WO PCT/IB98/01283
(71)
Applicant:
MOLTECH Invent S.A.
2320 Luxembourg (LU)
(72)
Inventors:
DURUZ, Jean-Jacques
CH-1205 Geneva (CH)
DE NORA, Vittorio
Nassau (BS)
(74)
Representative:
Cronin, Brian Harold John
Cronin Intellectual PropertyRoute de Clémenty 62
1260 Nyon
1260 Nyon (CH)
(54)
BIPOLAR CELL FOR THE PRODUCTION OF ALUMINIUM WITH CARBON CATHODES