EP 1047753 A4 20020417 - DESULFURIZATION OF OLEFINIC GASOLINE WITH A DUAL FUNCTIONAL CATALYST AT LOW PRESSURE
Title (en)
DESULFURIZATION OF OLEFINIC GASOLINE WITH A DUAL FUNCTIONAL CATALYST AT LOW PRESSURE
Title (de)
ENTSCHWEFELUNG VON OLEFINISCHEM BENZIN MIT DOPPELFUNKTIONSKATALYSATOR BEI NIEDRIGEM DRUCK
Title (fr)
DESULFURATION D'ESSENCE OLEFINIQUE AVEC CATALYSEUR FONCTIONNEL DOUBLE A BASSE PRESSION
Publication
Application
Priority
- US 9924976 W 19991025
- US 19268398 A 19981116
Abstract (en)
[origin: WO0029509A1] A dual functional catalyst is used to produce low sulfur gasoline from olefinic naphthas at relatively low pressure with minimal loss in road octane number. The dual functional catalyst uses a Group VI and/or a Group VIII metal on a suitable substrate for hydrodesulfurization and a zeolite for cracking. One such combination is a Cobalt Molybdenum/ZSM-5 catalyst. At low pressure, the catalytic reaction favors olefin cracking instead of olefin saturation from metals to improve product yields and enhance the octane number.
IPC 1-7
IPC 8 full level
B01J 29/48 (2006.01); B01J 29/076 (2006.01); C10G 45/08 (2006.01); C10G 45/12 (2006.01)
CPC (source: EP)
B01J 29/076 (2013.01); C10G 45/12 (2013.01)
Citation (search report)
- [X] US 5378352 A 19950103 - DEGNAN THOMAS F [US], et al & EP 0543529 A1 19930526 - MOBIL OIL CORP [US]
- [X] US 4827076 A 19890502 - KOKAYEFF PETER [US], et al
- [X] US 5800698 A 19980901 - TEJADA JORGE [VE], et al
- [X] EP 0665280 A1 19950802 - COSMO OIL CO LTD [JP], et al
- [X] US 3730878 A 19730501 - POLLITZER E
- [X] EP 0113381 A1 19840718 - MOBIL OIL CORP [US]
- [X] US 5011593 A 19910430 - WARE ROBERT A [US], et al
- [X] EP 0271264 A1 19880615 - MOBIL OIL CORP [US]
- [AD] US 5098684 A 19920324 - KRESGE CHARLES T [US], et al
- See references of WO 0029509A1
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 0029509 A1 20000525; EP 1047753 A1 20001102; EP 1047753 A4 20020417; JP 2002530468 A 20020917
DOCDB simple family (application)
US 9924976 W 19991025; EP 99958671 A 19991025; JP 2000582496 A 19991025