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:
Oct. 18, 1994
Filed:
Jul. 09, 1993
Applicant:
Inventors:
Assignee:
Exxon Research & Engineering Co., Florham Park, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 464 ;
Abstract
An improved lubricating oil composition having a low coefficient of friction and reduced copper corrosion comprising (a) lubricating oil basestock, (b) 0.01 to less than 0.2% by weight, based on the oil composition, of at least one organomolybdenum compound selected from the group consisting of sulfurized oxymolybdenum dithiocarbamate and sulfurized oxymolybdenum organophosphorodithioate; and (c) from 0.5 to 7% by weight, based on the oil composition, of at least one organozinc compound selected from the group consisting of zinc dithiophosphate and zinc dithiocarbamate.