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(11)

EP 4 505 014 A1

(12)

(43) Date of publication: 12.02.2025 Bulletin 2025/07 (21) Application number: 23711726.2 (22) Date of filing: 15.03.2023

(51) International Patent Classification (IPC):  E02D 15/04(2006.01) E02D 5/18(2006.01) E02D 5/38(2006.01) E02D 5/66(2006.01) (52) Cooperative Patent Classification (CPC): E02D 15/04; E02D 5/38; E02D 5/18; E02D 5/66 (86) International application number: PCT/EP2023/056585 (87) International publication number: WO 2023/194059 (12.10.2023 Gazette 2023/41)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 05.04.2022 EP 22166826 (71) Applicant: Universität für Bodenkultur Wien 1180 WIEN (AT)	(72) Inventor: WU, Wei 1180 Wien (AT) (74) Representative: Schwarz & Partner Patentanwälte GmbH  Patentanwälte Wipplingerstraße 30 1010 Wien 1010 Wien (AT)