Title:
INHIBITOR ENHANCED THERMAL UPGRADING OF HEAVY OILS
Document Type and Number:
WIPO Patent Application WO2005113727
Kind Code:
A3
Abstract:
A method for upgrading heavy oils by contacting the heavy oil with an inhibitor additive and then thermally treating the inhibitor additized heavy oil. The inhibitor is selected from polynuclear aromatic polysulfonic acid compounds or their salts. The invention also relates to the upgraded product form the inhibitor enhanced thermal treatment process.
Inventors:
VARADARAJ RAMESH (US)
EPPIG CHRISTOPHER P (US)
HISSONG DOUGLAS W (US)
WELCH ROBERT C (US)
BROWN LEO D (US)
BRONS CORNELIUS H (US)
EPPIG CHRISTOPHER P (US)
HISSONG DOUGLAS W (US)
WELCH ROBERT C (US)
BROWN LEO D (US)
BRONS CORNELIUS H (US)
Application Number:
PCT/US2005/016711
Publication Date:
May 18, 2006
Filing Date:
May 12, 2005
Export Citation:
Assignee:
EXXONMOBIL RES & ENG CO (US)
VARADARAJ RAMESH (US)
EPPIG CHRISTOPHER P (US)
HISSONG DOUGLAS W (US)
WELCH ROBERT C (US)
BROWN LEO D (US)
BRONS CORNELIUS H (US)
VARADARAJ RAMESH (US)
EPPIG CHRISTOPHER P (US)
HISSONG DOUGLAS W (US)
WELCH ROBERT C (US)
BROWN LEO D (US)
BRONS CORNELIUS H (US)
International Classes:
C10G9/00; C10G9/16; C10G11/00; C10G29/06; C10G45/00; C10G47/00; C10G47/22; C10G49/00; C10G75/04; (IPC1-7): C10G9/00; C10G11/00; C10G45/00; C10G47/00; C10G47/22; C10G49/00
Foreign References:
| US6048904A | 2000-04-11 | |||
| US4440625A | 1984-04-03 | |||
| US4927561A | 1990-05-22 | |||
| US5460714A | 1995-10-24 | |||
| US20020161059A1 | 2002-10-31 |
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