Terry V. Friesen

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Novato, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Lubricating oils having carbonated sulfurized metal alkyl phenates...
- Patent number 6,294,506
- Issue date Sep 25, 2001
- Chevron Chemical Company
- Terry V. Friesen
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...