(19)

(11)

EP 2 089 573 A1

(12)

(43) Date of publication: 19.08.2009 Bulletin 2009/34 (21) Application number: 07852086.3 (22) Date of filing: 05.12.2007

(51) International Patent Classification (IPC):  D21C 9/18(2006.01) D21F 5/18(2006.01) (86) International application number: PCT/SE2007/001081 (87) International publication number: WO 2008/069728 (12.06.2008 Gazette 2008/24)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 06.12.2006 SE 0602609 (71) Applicant: Andritz Technology and Asset Management GmbH 8045 Graz (AT)	(72) Inventors: WIDROTH, Thomas 352 43 Växjö (SE) NORENGAARD, Adrian 352 41 Växjö (SE) (74) Representative: Hjalmarsson, Magnus Axel  Awapatent AB P.O. Box 99 351 04 Växjö 351 04 Växjö (SE)