(19)

(11)

EP 3 592 902 A1

(12)

(43) Date of publication: 15.01.2020 Bulletin 2020/03 (21) Application number: 18710511.9 (22) Date of filing: 16.02.2018

(51) International Patent Classification (IPC):  E01H 1/12(2006.01) (86) International application number: PCT/GR2018/000006 (87) International publication number: WO 2018/162935 (13.09.2018 Gazette 2018/37)

(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 TN (30) Priority: 07.03.2017 GR 20170100095 (71) Applicant: Arkoudi, Maria 14671 Nea Erithrea Attikis (GR)	(72) Inventor: Arkoudi, Maria 14671 Nea Erithrea Attikis (GR)