(19)

(11)

EP 3 253 936 A1

(12)

(43) Date of publication: 13.12.2017 Bulletin 2017/50 (21) Application number: 16712441.1 (22) Date of filing: 02.02.2016

(51) International Patent Classification (IPC):  E04H 12/02(2006.01) (86) International application number: PCT/GR2016/000003 (87) International publication number: WO 2016/124953 (11.08.2016 Gazette 2016/32)

(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 Designated Validation States: MA MD (30) Priority: 04.02.2015 GR 20150100040 (71) Applicant: Composite Technologies Ltd. 144 51 Attica (GR)	(72) Inventor: CHRONIS, Panagiotis 144 51 Attica (GR)