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(11)

EP 3 755 676 A1

(12)

(43) Date of publication: 30.12.2020 Bulletin 2020/53 (21) Application number: 19713200.4 (22) Date of filing: 25.02.2019

(51) International Patent Classification (IPC):  C04B 28/02(2006.01) E01C 5/06(2006.01) C04B 40/00(2006.01) C04B 111/80(2006.01) (86) International application number: PCT/IB2019/051500 (87) International publication number: WO 2019/162916 (29.08.2019 Gazette 2019/35)

(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: 23.02.2018 IT 201800003011 (71) Applicant: Senini, Massimo 25018 Montichiari (BS), Frazione Novagli (IT)	(72) Inventors: SENINI, Giorgia 25018 Montichiari (BS), Frazione Novagli (IT) SENINI, Massimo 25018 Montichiari (BS), Frazione Novagli (IT) (74) Representative: Brunacci, Marco  BRUNACCI & PARTNERS S.r.l. Via Scaglia Est, 19-31 41126 Modena 41126 Modena (IT)