(19)
(11) EP 4 824 404 A1

(12)

(43) Date of publication:
21.10.2026 Bulletin 2026/43

(21) Application number: 23836946.6

(22) Date of filing: 13.12.2023
(51) International Patent Classification (IPC): 
F01N 13/00(2010.01)
F01N 3/02(2006.01)
 F01N 3/01(2006.01)
(52) Cooperative Patent Classification (CPC):
F01N 2590/02; F01N 13/004; F01N 2590/00; F01N 2250/10; F01N 3/02; F01N 3/0205; F01N 3/01
(86) International application number:
PCT/IB2023/062609
(87) International publication number:
WO 2025/125872 (19.06.2025 Gazette 2025/25)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(71) Applicants:
  • Boldrocchi S.r.l.
    20853 Biassono (MB) (IT)
  • Vessel Technical Services (V.T.S.) S.r.l.
    80010 Quarto (NA) (IT)
  • CR Ocean Engineering LLC
    Parsippany, NJ 07054 (US)

(72) Inventors:
  • DI NATALE, Francesco
    80078 Pozzuoli NA (IT)
  • LANCIA, Amedeo
    80126 Napoli NA (IT)

(74) Representative: Perani & Partners S.p.A. 
Corso Europa, 15
20122 Milano
20122 Milano (IT)

   


(54) METHOD AND APPARATUS FOR TREATING AN EXHAUST GAS FLOW OF A MARINE ENGINE