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:
Jul. 23, 2013
Filed:
Mar. 23, 2012
Applicants:
Kevin M. Strait, Richmond, VA (US);
Chintan N Ved, Canton, MI (US);
Inventors:
Kevin M. Strait, Richmond, VA (US);
Chintan N Ved, Canton, MI (US);
Assignees:
Afton Chemical Corporation, Richmond, VA (US);
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 37/00 (2006.01); G01N 33/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for evaluating antifoam additives for lubricants. The method includes a step of aging a quantity of fluid containing an antifoam additive in one or more high shear simulator(s) for a period of time to provide an aged fluid. After the aging step, the fluid is evaluated in a foam tendency evaluation test to provide the foaming tendency for the fluid.