(19)

(11)

EP 2 627 818 A1

(12)

(43) Date of publication: 21.08.2013 Bulletin 2013/34 (21) Application number: 11779190.5 (22) Date of filing: 12.10.2011

(51) International Patent Classification (IPC):  D21D 5/28(2006.01) (86) International application number: PCT/FI2011/050881 (87) International publication number: WO 2012/049367 (19.04.2012 Gazette 2012/16)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 13.10.2010 US 392655 P (71) Applicant: Andritz Oy 00180 Helsinki (FI)	(72) Inventors: KIERO, Simo FI-48600 Kotka (FI) PELTONEN, Kari FI-48770 Kotka (FI) SIIK, Sami FI-49490 Neuvoton (FI) (74) Representative: HOFFMANN EITLE  Patent- und Rechtsanwälte Arabellastrasse 4 81925 München 81925 München (DE)