(19)
(11) EP 4 739 415 A1

(12)

(43) Date of publication:
13.05.2026 Bulletin 2026/20

(21) Application number: 24836565.2

(22) Date of filing: 03.07.2024
(51) International Patent Classification (IPC): 
B01D 3/14(2006.01)
C07C 7/04(2006.01)
C10C 3/12(2006.01)
 C07C 11/06(2006.01)
C07C 9/08(2006.01)
(52) Cooperative Patent Classification (CPC):
C07C 7/04; B01D 3/141; C10G 70/041
 
C-Sets:
  1. C07C 7/04, C07C 9/08;
  2. C07C 7/04, C07C 11/06;
(86) International application number:
PCT/US2024/036649
(87) International publication number:
WO 2025/010315 (09.01.2025 Gazette 2025/02)
(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: 05.07.2023 IN 202311045057

(71) Applicant: Kellogg Brown & Root LLC
Houston, TX 77002 (US)

(72) Inventor:
  • RANJAN, Rajeev
    Houston, TX 77002 (US)

(74) Representative: Weickmann & Weickmann PartmbB 
Postfach 860 820
81635 München
81635 München (DE)

   


(54) SYSTEM AND METHOD TO PRODUCE POLYMER GRADE PROPYLENE FROM UNSATURATED LPG USING A SINGLE COLUMN