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:
Apr. 08, 2014
Filed:
Nov. 21, 2007
Applicants:
Chang Kuk Kim, Daejeon, KR;
Jee Sun Shin, Seoul, KR;
Ju Hyun Lee, Gyeonggi-do, KR;
Sam Ryong Park, Daejeon, KR;
Gyung Rok Kim, Daejeon, KR;
Yoon Mang Hwang, Daejeon, KR;
Inventors:
Chang Kuk Kim, Daejeon, KR;
Jee Sun Shin, Seoul, KR;
Ju Hyun Lee, Gyeonggi-do, KR;
Sam Ryong Park, Daejeon, KR;
Gyung Rok Kim, Daejeon, KR;
Yoon Mang Hwang, Daejeon, KR;
Assignee:
SK Lubricants Co., Ltd., , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G 65/08 (2006.01); C10G 45/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a method of manufacturing high-quality naphthenic base oil by subjecting, as a feedstock, light cycle oil (LCO) and slurry oil (SLO) obtained through fluidized catalytic cracking (FCC) to hydrotreating and dewaxing.