The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 19, 2008
Filed:
Jun. 29, 2007
Jihad Mohammed Dakka, Whitehouse Station, NJ (US);
Hans K. T. Goris, Laakdal, BE;
Georges M. K. Mathys, Bierbeek, BE;
Stephen Harold Brown, Brussels, BE;
Bruce R. Cook, Stewartsville, NJ (US);
Jihad Mohammed Dakka, Whitehouse Station, NJ (US);
Hans K. T. Goris, Laakdal, BE;
Georges M. K. Mathys, Bierbeek, BE;
Stephen Harold Brown, Brussels, BE;
Bruce R. Cook, Stewartsville, NJ (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
In a process for oligomerizing an olefinic hydrocarbon feedstock comprising sulfur-containing molecules, the feedstock is contacted in the absence of hydrogen with a first metal oxide catalyst at a temperature in excess of 150° C. and then is contacted under olefin oligomerization conditions with a second catalyst comprising a crystalline molecular sieve, such as ZSM-22 or ZSM-57.