(19)
(11)
EP 1 240 364 A2
(12)
(88)
Date of publication A3:
17.01.2002
(43)
Date of publication:
18.09.2002
Bulletin 2002/38
(21)
Application number:
00977813.5
(22)
Date of filing:
06.12.2000
(51)
International Patent Classification (IPC)
7
:
C25C
3/12
,
C25C
3/06
(86)
International application number:
PCT/IB0001/814
(87)
International publication number:
WO 0104/2534
(
14.06.2001
Gazette 2001/24)
(84)
Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL
Designated Extension States:
AL LT LV MK RO SI
(30)
Priority:
09.12.1999
WO PCT/IB99/01977
(71)
Applicant:
MOLTECH Invent S.A.
2320 Luxembourg (LU)
(72)
Inventors:
DE NORA, Vittorio
Nassau (BS)
DURUZ, Jean-Jacques
CH-1204 Geneva (CH)
(74)
Representative:
Cronin, Brian
c/o Moltech S.A.,9, Route de Troinex
1227 Carouge
1227 Carouge (CH)
(54)
METAL-BASED ANODES FOR ALUMINIUM ELECTROWINNING CELLS