(19)
(11)
EP 1 532 313 A1
(12)
(43)
Date of publication:
25.05.2005
Bulletin 2005/21
(21)
Application number:
03735748.0
(22)
Date of filing:
02.07.2003
(51)
International Patent Classification (IPC)
7
:
D21C
11/12
(86)
International application number:
PCT/FI2003/000532
(87)
International publication number:
WO 2004/005611
(
15.01.2004
Gazette 2004/03)
(84)
Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK
(30)
Priority:
08.07.2002
FI 20021337
(71)
Applicant:
Seppä, Ilari
60320 Seinäjoki (FI)
(72)
Inventor:
Seppä, Ilari
60320 Seinäjoki (FI)
(74)
Representative:
LEITZINGER OY
Tammasaarenkatu 1
00180 Helsinki
00180 Helsinki (FI)
(54)
CARBONIZING OF BLACK LIQUOR