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(11)

EP 2 935 716 A1

(12)

(43) Date of publication: 28.10.2015 Bulletin 2015/44 (21) Application number: 13808032.0 (22) Date of filing: 18.12.2013

(51) International Patent Classification (IPC):  E04C 2/292(2006.01) E04B 1/61(2006.01) E04C 2/08(2006.01) E04C 2/40(2006.01) E04C 2/38(2006.01) E04C 2/16(2006.01) E04C 2/24(2006.01) E04C 2/00(2006.01) (86) International application number: PCT/EP2013/077089 (87) International publication number: WO 2014/096000 (26.06.2014 Gazette 2014/26)

(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 Designated Extension States: BA ME (30) Priority: 19.12.2012 EP 12198244 (71) Applicants: Deutsche Rockwool Mineralwoll GmbH & Co. OHG 45966 Gladbeck (DE) Rockwool International A/S 2640 Hedehusene (DK)	(72) Inventors: NOWAK, Peter 45891 Gladbeck (DE) RIIS, Preben DK-4000 Roskilde (DK) RAHBEK, Jens Eg DK-2000 Frederiksberg (DK) JAKOBSEN, Klavs Koefoed DK-4000 Roskilde (DK) (74) Representative: Stenger Watzke Ring  Intellectual Property Am Seestern 8 40547 Düsseldorf 40547 Düsseldorf (DE)