(19)
(11) EP 4 097 415 A1

(12)

(43) Date of publication:
07.12.2022 Bulletin 2022/49

(21) Application number: 21701599.9

(22) Date of filing: 25.01.2021
(51) International Patent Classification (IPC): 
F28F 11/04(2006.01)
F28D 7/16(2006.01)
(52) Cooperative Patent Classification (CPC):
F28F 11/04; F28D 7/16; F28F 2230/00; F28F 2220/00; F28F 2265/16
(86) International application number:
PCT/IB2021/050546
(87) International publication number:
WO 2021/152445 (05.08.2021 Gazette 2021/31)
(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: 28.01.2020 IT 202000001588

(71) Applicant: FBM Hudson Italiana S.p.A.
20122 Milano (MI) (IT)

(72) Inventors:
  • PEDRINI, Silvio
    28066 Gorlago (BG) (IT)
  • BENZI, Andrea
    16156 Genova-Pegli (GE) (IT)
  • NATALI SORA, Gennaro
    24121 Bergamo (BG) (IT)
  • FUSTELLA, Secondo
    24034 Cisano Bergamasco (BG) (IT)
  • PIZZI, Luca
    24044 Dalmine (BG) (IT)

(74) Representative: Gatti, Enrico et al
Giambrocono & C. S.p.A. Via E. Zambianchi, 3
24121 Bergamo
24121 Bergamo (IT)

   


(54) PLUG FOR SEALING TUBES OF SHELL AND TUBE HEAT EXCHANGERS