(19)
(11) EP 1 242 341 A1

(12)

(43) Date of publication:
25.09.2002 Bulletin 2002/39

(21) Application number: 00989508.7

(22) Date of filing: 27.12.2000
(51) International Patent Classification (IPC)7C07C 2/06, C07C 2/08, C07C 2/24, C07C 2/26
(86) International application number:
PCT/US0035/366
(87) International publication number:
WO 0104/7839 (05.07.2001 Gazette 2001/27)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 29.12.1999 US 473688

(71) Applicant: Phillips Petroleum Company
Bartlesville, Oklahoma 74004 (US)

(72) Inventors:
  • FREEMAN, Jeffrey, W.
    Bend, OR 97701 (US)
  • KREISCHER, Bruce, E.
    Bartlesville, OK 74006 (US)
  • EWERT, Warren, M.
    Bartlesville, OK 74006 (US)
  • KNUDSEN, Ronald, D.
    Bartlesville, OK 74006 (US)

(74) Representative: Ebner von Eschenbach, Jennifer et al
Ladas & Parry,Dachauerstrasse 37
80335 München
80335 München (DE)

   


(54) PROCESSES FOR PREVENTING GENERATION OF HYDROGEN HALIDES IN AN OLIGOMERIZATION PRODUCT RECOVERY SYSTEM