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:
Sep. 13, 2022
Filed:
Jan. 14, 2020
Applicant:
Exxonmobil Technology and Engineering Company, Annandale, NJ (US);
Inventors:
Richard C. Dougherty, Moorestown, NJ (US);
Kristin L. Sanfilippo, Garnet Valley, PA (US);
Christine A. Zielinski, Garnet Valley, PA (US);
Charles L. Baker, Jr., Thornton, PA (US);
Assignee:
EXXONMOBIL TECHNOLOGY AND ENGINEERING COMPANY, Annandale, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G 9/32 (2006.01); C10B 55/10 (2006.01); C10B 57/16 (2006.01); C10N 70/00 (2006.01);
U.S. Cl.
CPC ...
C10G 9/32 (2013.01); C10B 55/10 (2013.01); C10B 57/16 (2013.01); C10G 2300/1007 (2013.01); C10G 2300/203 (2013.01); C10G 2300/302 (2013.01); C10G 2400/10 (2013.01); C10M 2203/1006 (2013.01); C10N 2070/00 (2013.01);
Abstract
Systems and methods are provided for co-processing of used lubricant oils with a coker feedstock in a fluidized coking process to form lubricant base stocks. The fluidized coking process can remove contaminants and/or additives from used lubricant oils with modest conversion of the lubricant boiling range portion.