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:
Oct. 06, 2009
Filed:
Sep. 24, 2004
Applicants:
Gary P. Schleicher, Baton Rouge, LA (US);
Kenneth L. Riley, Baton Rouge, LA (US);
Elizabeth Stavens, Seabrook, TX (US);
Sylvain Hantzer, Prairieville, LA (US);
Inventors:
Gary P. Schleicher, Baton Rouge, LA (US);
Kenneth L. Riley, Baton Rouge, LA (US);
Elizabeth Stavens, Seabrook, TX (US);
Sylvain Hantzer, Prairieville, LA (US);
Assignee:
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10G 73/38 (2006.01); C10G 67/04 (2006.01); C10G 65/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing lube oil basestocks involving solvent extracting a waxy feed to produce at least a lube oil boiling range raffinate, hydrotreating the lube oil raffinate to produce a hydrotreated raffinate, and dewaxing the hydrotreated raffinate.