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. 23, 1980
Filed:
Apr. 16, 1979
Applicant:
Inventor:
Sidney Schiff, Bartlesville, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G / ;
U.S. Cl.
CPC ...
208 18 ; 208203 ; 208288 ;
Abstract
A method for treating sulfur-containing lubricating oil, by contacting the oil with iodine in the presence of an aqueous solution of alkali and thereafter separating the treated oil from the contacting solution. A lubricating oil having increased resistance to oxidation produced by this method.
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Schiff, Sidney. (1980). Treatment of sulfur-containing lubricating oil to increase resistance to (U.S. Patent No. 4224139). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4224139
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