(19)

(11)

EP 4 301 980 A1

(12)

(43) Date of publication: 10.01.2024 Bulletin 2024/02 (21) Application number: 22764017.4 (22) Date of filing: 03.03.2022

(51) International Patent Classification (IPC):  F03D 13/20(2016.01) E02D 27/14(2006.01) E02D 27/42(2006.01) E02D 27/12(2006.01) E02D 27/16(2006.01) F03D 13/00(2016.01) (52) Cooperative Patent Classification (CPC): E02D 27/16; E02D 27/14; F03D 13/22; E02D 27/425; E02D 27/50; Y02E 10/72 (86) International application number: PCT/US2022/018615 (87) International publication number: WO 2022/187427 (09.09.2022 Gazette 2022/36)

(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: 03.03.2021 US 202163156035 P (71) Applicant: Stroyer, Benjamin, G. East Rochester NY 14445 (US)	(72) Inventor: Stroyer, Benjamin, G. East Rochester NY 14445 (US) (74) Representative: Savi, Massimiliano et al Notarbartolo & Gervasi S.p.A. Viale Achille Papa, 30 20149 Milano 20149 Milano (IT)