Robert J. Graham

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Lisle, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Methods of tar sand bitumen recovery
- Patent number 5,143,598
- Issue date Sep 1, 1992
- Amoco Corporation
- Robert J. Graham
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for solvent treating of tar sands with water displacement
- Patent number 4,722,782
- Issue date Feb 2, 1988
- Standard Oil Company
- Robert J. Graham
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...