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:
Jul. 17, 2007
Filed:
Feb. 07, 2003
Thomas R. Halbert, Baton Rouge, LA (US);
Craig A. Mcknight, Sherwood Park, CA;
John P. Greeley, Annandale, NJ (US);
Bruce R. Cook, Stewartsville, NJ (US);
Garland B. Brignac, Clinton, LA (US);
Mark A. Greaney, Upper Black Eddy, PA (US);
Robert C. Welch, Baton Rouge, LA (US);
Thomas R. Halbert, Baton Rouge, LA (US);
Craig A. McKnight, Sherwood Park, CA;
John P. Greeley, Annandale, NJ (US);
Bruce R. Cook, Stewartsville, NJ (US);
Garland B. Brignac, Clinton, LA (US);
Mark A. Greaney, Upper Black Eddy, PA (US);
Robert C. Welch, Baton Rouge, LA (US);
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Abstract
A process for producing a naphtha having a decreased amount of sulfur by selective hydroprocessing a petroleum feedstream comprising cracked naphtha to reduce its sulfur content with minimum loss of octane. The reduced sulfur naphtha stream contains mercaptan sulfur reversion products that are removed preferably by use of an aqueous base solution containing a catalytically effective amount of a phase transfer catalyst.