(19)

(11)

EP 4 179 205 A1

(12)

(43) Date of publication: 17.05.2023 Bulletin 2023/20 (21) Application number: 21742711.1 (22) Date of filing: 07.07.2021

(51) International Patent Classification (IPC):  F04B 25/00(2006.01) F04B 35/01(2006.01) F04B 27/04(2006.01) F04B 53/02(2006.01) (52) Cooperative Patent Classification (CPC): F04B 25/005; F04B 35/01; F04B 53/02; F04B 25/00; F04B 39/14; F04B 39/0094; F04B 39/123; F04B 27/053 (86) International application number: PCT/DK2021/050227 (87) International publication number: WO 2022/008018 (13.01.2022 Gazette 2022/02)

(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: 07.07.2020 DK PA202000817 (71) Applicant: Invenio Lab APS 2970 Hørsholm (DK)	(72) Inventor: HANSEN, Bent Schultz 4160 Herlufmagle (DK) (74) Representative: AWA Denmark A/S  Strandgade 56 1401 Copenhagen K 1401 Copenhagen K (DK)