Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689031 | Synthetic diesel fuel and process for its production | Bruce R. Cook, Robert J. Wittenbrink | 1997-11-18 |
| 5679627 | High-load carrying turbo oils containing amine phosphate and a sulfur containing carboxylic acid (law348) | Morton Beltzer, Jeenok T. Kim | 1997-10-21 |
| 5639717 | Additive combination to reduce deposit forming tendencies and improve antioxidancy of aviation turbine oils (LAW328) | Morton Beltzer, Thomas L. Ashcraft | 1997-06-17 |