Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053137 | Process for the purification or regeneration of contaminated or spent process sulfolane | Raj K. J. Lal | 1991-10-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053137 | Process for the purification or regeneration of contaminated or spent process sulfolane | Raj K. J. Lal | 1991-10-01 |