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:
Mar. 12, 2002
Filed:
Jan. 18, 2000
Applicant:
Inventors:
Jacob Ben Angelo, Spring, TX (US);
Thomas Lynn Bays, Baton Rouge, LA (US);
Assignee:
Exxon Research and Engineering Company, Annandale, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 3/22 ; C10G 2/100 ; C10G 6/704 ;
U.S. Cl.
CPC ...
H01B 3/22 ; C10G 2/100 ; C10G 6/704 ;
Abstract
Electrical oils having improved uninhibited oxidation and electrical resistance are derived by blending a substantially nitrogen and sulfur free paraffinic or naphthenic base oil with a hydrofined light gas oil having a sulfur to nitrogen weight ratio of greater than 100:1 wherein the hydrofined light gas oil is added to the base oil in an amount sufficient to provide a blend having greater than about 0.03 wt % sulfur.