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. 04, 1995
Filed:
Sep. 23, 1993
Applicant:
Inventors:
Abbas Kadkhodayan, Collinsville, IL (US);
Paul G Griffin, Collinsville, IL (US);
Assignee:
Ethyl Petroleum Additives, Inc., Richmond, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568 21 ;
Abstract
A process for preparing, in high yield, a sulfurized olefinic product for use in lubricating oil compositions having a chlorine content of less than about 1000 ppm, a sulfur content of from about 40 to about 50 weight percent and a viscosity at 100.degree. C. of within the range of from about 5 to about 15 cSt.