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United States Patent | 7,648,837 |
Wollenberg , et al. | January 19, 2010 |
A method for determining oxidation stability for a plurality of different lubricating oil composition samples is provided. The methods can advantageously be optimized using combinatorial chemistry, in which a database of combinations of lubricating oil compositions is 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.
Inventors: | Wollenberg; Robert H. (Orinda, CA), Balk; Thomas J. (San Francisco, CA) |
Assignee: |
Chevron Oronite Company, LLC
(San Ramon,
CA)
|
Appl. No.: | 12/082,217 |
Filed: | April 9, 2008 |
Application Number | Filing Date | Patent Number | Issue Date | ||
10699508 | Oct., 2003 | ||||
Current U.S. Class: | 436/60 ; 422/67; 422/68.1; 422/82.05; 436/164; 436/41; 436/55; 506/33; 506/37; 506/39; 506/40; 506/7; 508/110; 702/30 |
Current International Class: | G01N 33/26 (20060101) |
Field of Search: | 436/43,55,60,164,165 422/61,67,68.1,82.05,82.09 508/110 506/7,24,33,34,37,39,40 702/30 |
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Derwent Abstract Accession No. 2001-209710/21, RU 2161306-C2 (Novolipetsk Metallurgy Combine Stock Co) Dec. 27, 2000 abstract. cited by other. |