(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)7D21C 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