(19)

(11)

EP 2 715 027 A1

(12)

(43) Date of publication: 09.04.2014 Bulletin 2014/15 (21) Application number: 11866573.6 (22) Date of filing: 31.05.2011

(51) International Patent Classification (IPC):  E06B 7/02(2006.01) F24F 13/08(2006.01) E06B 7/10(2006.01) B01D 39/00(2006.01) (86) International application number: PCT/IB2011/052393 (87) International publication number: WO 2012/164349 (06.12.2012 Gazette 2012/49)

(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 (71) Applicant: Fraunhofer Gesellschaft zur Förderung der angewandten Forschung E.V. 80686 München (DE)	(72) Inventor: PARK, Sumee 82024 Taufkirchen (DE) (74) Representative: Goeden, Christian  Andrae Westendorp Patentanwälte Partnerschaft Balanstrasse 55 81541 München 81541 München (DE)