(19)

(11)

EP 3 662 096 A1

(12)

(43) Date of publication: 10.06.2020 Bulletin 2020/24 (21) Application number: 18738319.5 (22) Date of filing: 10.07.2018

(51) International Patent Classification (IPC):  C25B 1/26(2006.01) C25B 9/08(2006.01) (86) International application number: PCT/EP2018/068637 (87) International publication number: WO 2019/016028 (24.01.2019 Gazette 2019/04)

(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: 21.07.2017 IT 201700083520 (71) Applicant: Nuova Control Systems S.r.L. 59100 Prato (IT)	(72) Inventor: MONTI, Daniele 59100 Prato (IT) (74) Representative: Currado, Luisa et al Cantaluppi & Partners S.r.l. Via XX Settembre 98/G 00187 Roma 00187 Roma (IT)