Albert N. DeVault

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Bartlesville, OK, US

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Patents Grantslast 30 patents

Information Patent Grant
Fuel and lubricant additives from acid treated mixtures of vegetabl...
- Patent number 4,344,771
- Issue date Aug 17, 1982
- Phillips Petroleum Company
- Benedict R. Bonazza
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Fuel and lubricant additives from acid treated mixtures of vegetabl...
- Patent number 4,269,606
- Issue date May 26, 1981
- Phillips Petroleum Company
- Benedict R. Bonazza
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Additives for motor fuels and lubricants
- Patent number 4,082,518
- Issue date Apr 4, 1978
- Phillips Petroleum Company
- Hans D. Holtz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ashless detergent additives for fuels and lubricants
- Patent number 4,059,535
- Issue date Nov 22, 1977
- Phillips Petroleum Company
- Albert N. De Vault
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...