(19)
(11)
EP 1 272 706 A1
(12)
(43)
Date of publication:
08.01.2003
Bulletin 2003/02
(21)
Application number:
01931579.5
(22)
Date of filing:
04.04.2001
(51)
International Patent Classification (IPC)
7
:
D21C
9/14
(86)
International application number:
PCT/EP0104/067
(87)
International publication number:
WO 0107/5221
(
11.10.2001
Gazette 2001/41)
(84)
Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI
(30)
Priority:
05.04.2000
FI 20000806
(71)
Applicant:
AGA AB
181 81 Lidingö (SE)
(72)
Inventors:
SJÖBLOM, Krister
S-181 57 Lidingö (SE)
RENNEL, Malena
S-138 34 Älta (SE)
(54)
A PROCESS FOR BLEACHING A LIGNOCELLULOSIC PULP