(19)
(11) EP 3 784 066 A1

(12)

(43) Date of publication:
03.03.2021 Bulletin 2021/09

(21) Application number: 19726750.3

(22) Date of filing: 23.04.2019
(51) International Patent Classification (IPC): 
A24C 5/46(2006.01)
 B31C 5/00(2006.01)
(86) International application number:
PCT/IB2019/053326
(87) International publication number:
WO 2019/207471 (31.10.2019 Gazette 2019/44)
(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: 24.04.2018 IT 201800004715

(71) Applicant: G.D S.p.A.
40133 Bologna (IT)

(72) Inventors:
  • ESPOSTI, Marco
    40133 Bologna (IT)
  • EUSEPI, Ivan
    40133 Bologna (IT)
  • STIVANI, Eros
    40133 Bologna (IT)
  • GAMBERINI, Giuliano
    40133 Bologna (IT)
  • FEDERICI, Luca
    deceased (IT)

(74) Representative: Bianciardi, Ezio 
Bugnion S.p.A. Via di Corticella, 87
40128 Bologna
40128 Bologna (IT)

   


(54) MULTILAYER TUBE OF THE TOBACCO INDUSTRY AND METHOD FOR MAKING THE MULTILAYER TUBE