(19)
(11) EP 4 824 486 A1

(12)

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

(21) Application number: 24841023.5

(22) Date of filing: 09.12.2024
(51) International Patent Classification (IPC): 
F25J 3/02(2006.01)
(52) Cooperative Patent Classification (CPC):
F25J 3/0219; F25J 3/0238; F25J 3/0242; F25J 2200/02; F25J 2200/70; F25J 2205/04; F25J 2210/12; F25J 2215/04; F25J 2230/30; F25J 2270/02; F25J 2270/04; F25J 3/0252; F25J 3/0257; F25J 2210/62; F25J 2270/904
(86) International application number:
PCT/US2024/059118
(87) International publication number:
WO 2025/128454 (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: 12.12.2023 US 202363609123 P

(71) Applicant: Dow Global Technologies LLC
Midland, MI 48674 (US)

(72) Inventors:
  • ZHANG, Yue
    Freeport, Texas 77541 (US)
  • SAYYAR, Bahareh
    Freeport, Texas 77541 (US)
  • HOLDERNESS, John
    Freeport, Texas 77541 (US)
  • DILLON, John J.
    Freeport, Texas 77541 (US)
  • MCNEELEY, Adam M.
    Blacksburg, Virginia 24601 (US)
  • PRETZ, Matthew T.
    Freeport, Texas 77541 (US)

(74) Representative: Beck Greener LLP 
Fulwood House 12 Fulwood Place
London WC1V 6HR
London WC1V 6HR (GB)

   


(54) METHODS FOR SEPARATING HYDROCARBONS