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EP 3 619 332 A1

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(43) Date of publication: 11.03.2020 Bulletin 2020/11 (21) Application number: 18726655.6 (22) Date of filing: 03.05.2018

(51) International Patent Classification (IPC):  C22C 38/00(2006.01) C22C 33/02(2006.01) C22C 38/08(2006.01) C22C 38/16(2006.01) C22C 38/10(2006.01) B22F 3/087(2006.01) B22F 9/08(2006.01) B22F 1/00(2006.01) C22C 38/06(2006.01) C22C 38/12(2006.01) C22C 38/18(2006.01) C22C 38/14(2006.01) B22F 3/24(2006.01) (86) International application number: PCT/US2018/030882 (87) International publication number: WO 2018/204637 (08.11.2018 Gazette 2018/45)

(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: 04.05.2017 US 201762501240 P 21.03.2018 US 201862646282 P 28.03.2018 US 201862649178 P (71) Applicant: Massachusetts Institute of Technology Cambridge, MA 02139 (US)

(72) Inventors: AMRAM, Dor Cambridge, MA 02141 (US) SCHUH, Christopher, A. Wayland, MA 01778 (US) (74) Representative: Hoffmann Eitle  Patent- und Rechtsanwälte PartmbB Arabellastraße 30 81925 München 81925 München (DE)