(19)

(11)

EP 3 820 587 A1

(12)

(43) Date of publication: 19.05.2021 Bulletin 2021/20 (21) Application number: 18745517.5 (22) Date of filing: 11.07.2018

(51) International Patent Classification (IPC):  B01D 19/00(2006.01) C11B 3/00(2006.01) C11B 3/14(2006.01) A23D 9/02(2006.01) C11B 3/12(2006.01) (86) International application number: PCT/EP2018/068837 (87) International publication number: WO 2020/011353 (16.01.2020 Gazette 2020/03)

(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 (71) Applicants: ZUCCARDI, Jose Miguel Mendoza (AR) Bonino, Francisco Alberto Mendoza, 5507 (AR)	(72) Inventors: ZUCCARDI, Jose Miguel Mendoza (AR) Bonino, Francisco Alberto Mendoza, 5507 (AR) (74) Representative: Stöckeler, Ferdinand et al Schoppe, Zimmermann, Stöckeler Zinkler, Schenk & Partner mbB Patentanwälte Radlkoferstrasse 2 81373 München 81373 München (DE)