(19)

(11)

EP 3 797 084 A1

(12)

(43) Date of publication: 31.03.2021 Bulletin 2021/13 (21) Application number: 19726956.6 (22) Date of filing: 23.05.2019

(51) International Patent Classification (IPC):  C01B 3/26(2006.01) C01B 3/48(2006.01) C01B 3/38(2006.01) C01B 3/50(2006.01) (86) International application number: PCT/EP2019/063382 (87) International publication number: WO 2019/224326 (28.11.2019 Gazette 2019/48)

(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: 23.05.2018 GB 201808433 (71) Applicant: Hydrogen Source AS 0114 Oslo (NO)	(72) Inventors: SURGUCHEV, Leonid 0114 Oslo (NO) SURGUCHEV, Michael 0114 Oslo (NO) BERENBLYUM, Roman 0114 Oslo (NO) (74) Representative: Dehns  St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)