David Colbourne

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Ince Chester Cheshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Lubricating oil composition
- Patent number 7,795,191
- Issue date Sep 14, 2010
- Shell Oil Company
- David Colbourne
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
LOW SULFUR, LOW SULFATED ASH, LOW PHOSPHORUS AND HIGHLY PARAFFINIC...
- Publication number 20100004148
- Publication date Jan 7, 2010
- David Colbourne
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
LUBRICANT COMPOSITION FOR USE THE REDUCTION OF PISTON RING FOULING...
- Publication number 20090312205
- Publication date Dec 17, 2009
- Shell Internationale Research Maatschappij B.V.
- David Colbourne
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Lubricating oil composition and use thereof
- Publication number 20060281642
- Publication date Dec 14, 2006
- David Colbourne
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Lubricating oil composition
- Publication number 20060003902
- Publication date Jan 5, 2006
- David Colbourne
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...