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:
Jun. 23, 1987
Filed:
Jun. 19, 1986
Applicant:
Inventors:
Jon C Root, Leawood, KS (US);
John F Barnes, Olathe, KS (US);
Assignee:
Witco Corporation, New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 25 ; 252 18 ;
Abstract
Lubricant compositions adapted for use under extreme pressure, high temperature and high speed conditions comprising a major proportion of an oil or grease base material, having a dropping point above about 300.degree. F., and a minor proportion of an additive system containing as an essential component an inorganic phosphate salt, or mixture thereof, in solid form. Preferred salts are alkaline earth metal ortho- or pyrophosphates exemplified by dicalcium phosphate.