John O'Brien

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Walton on Thames, GB

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Patents Grantslast 30 patents

Information Patent Grant
Process for improving lubricating qualities of lower quality base oil
- Patent number 8,480,879
- Issue date Jul 9, 2013
- Chevron U.S.A. Inc.
- John M. Rosenbaum
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR IMPROVING LUBRICATING QUALITIES OF LOWER QUALITY BASE OIL
- Publication number 20090233821
- Publication date Sep 17, 2009
- Chevron U.S.A. Inc.
- John M. Rosenbaum
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...