(19)

(11)

EP 2 844 807 A1

(12)

(43) Date of publication: 11.03.2015 Bulletin 2015/11 (21) Application number: 13720927.6 (22) Date of filing: 03.05.2013

(51) International Patent Classification (IPC):  E04B 1/76(2006.01) E04C 2/24(2006.01) (86) International application number: PCT/EP2013/059208 (87) International publication number: WO 2013/164432 (07.11.2013 Gazette 2013/45)

(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: 03.05.2012 EP 12003333 (71) Applicant: Knauf Insulation 4600 Visé (BE)	(72) Inventors: GRAF, Gerhard 84375 Kirchdorf (DE) POCKING, Joachim 99084 Erfurt (DE) WEISSMULLER, Armin 34292 Ahnatal (DE) (74) Representative: Farmer, Guy Dominic  ARC-IP sprl Rue Emile Francqui, 4 1435 Mont-Saint-Guibert 1435 Mont-Saint-Guibert (BE)