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.

Date of Patent:
Dec. 11, 2007

Filed:

Feb. 13, 2004
Applicant:

Robert H. Wollenberg, Orinda, CA (US);

Inventor:

Robert H. Wollenberg, Orinda, CA (US);

Assignee:

Chevron Oronite Company LLC, San Ramon, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01N 33/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

Method for determining deposit formation tendencies for a plurality of fluid samples of different compositions is provided. Each sample includes one or more lubricating oil compositions containing at least one or more base oils of lubricating viscosity and one or more lubricating oil additives. The methods can advantageously be optimized using combinatorial chemistry, in which a database of combinations of lubricating oil compositions are generated. As market conditions vary and/or product requirements or customer specifications change, conditions suitable for forming desired products can be identified with little or no downtime.


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