(19)
(11) EP 4 823 701 A1

(12)

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

(21) Application number: 24821174.0

(22) Date of filing: 09.12.2024
(51) International Patent Classification (IPC): 
B01D 3/42(2006.01)
 B01D 3/20(2006.01)
(52) Cooperative Patent Classification (CPC):
B01D 3/4261; B01D 3/20
(86) International application number:
PCT/IB2024/062373
(87) International publication number:
WO 2025/126011 (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:
GE KH MA MD TN

(30) Priority: 15.12.2023 IT 202300026877

(71) Applicant: POLARIS Srl
20900 Monza MB (IT)

(72) Inventors:
  • MASETTO, Francesco
    20900 Monza (IT)
  • MASCIOCCHI, Sabrina
    20900 Monza (IT)

(74) Representative: Premru, Rok 

Via Aliprandi, 13 20900 Monza MB
Via Aliprandi, 13 20900 Monza MB (IT)

   


(54) DISTILLATION COLUMN COMPRISING INTERMEDIATE LIQUID HOLDER FOR QUICK RESTART AFTER INTERRUPTION AND METHOD TO USE THEREOF