Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6451394 | Asphalt block resistant to cold flow | Jorge A. Marzari | 2002-09-17 |
| 6383464 | Method for reducing sulfur-oxide emissions from an asphalt air-blowing process | Jorge A. Marzari, Michael R. Franzen, Jay H. Mirrow | 2002-05-07 |
| 6352744 | Vacuum treatment of asphalt coating | David B. Ollett, Frank J. Macdonald | 2002-03-05 |