(19)

(11)

EP 4 189 171 A1

(12)

(43) Date of publication: 07.06.2023 Bulletin 2023/23 (21) Application number: 21737197.0 (22) Date of filing: 29.06.2021

(51) International Patent Classification (IPC):  E02D 1/02(2006.01) G01N 3/40(2006.01) G01N 19/02(2006.01) (52) Cooperative Patent Classification (CPC): E02D 1/022; E02D 7/20; E02D 1/025 (86) International application number: PCT/NL2021/050405 (87) International publication number: WO 2022/025756 (03.02.2022 Gazette 2022/05)

(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: KH MA MD TN (30) Priority: 30.07.2020 NL 2026169 (71) Applicant: IQIP Holding B.V. 3361 EP Sliedrecht (NL)	(72) Inventor: WINKES, Jasper Stefan 3361 EP Sliedrecht (NL) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)