Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489368 | Aromatic sulfonic acid demulsifier for crude oils | Ramesh Varadaraj | 2002-12-03 |
| 6444711 | Aqueous, pumpable fluids from solid carbonaceous materials | Ramesh Varadaraj, David W. Savage | 2002-09-03 |