Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136088 | Sulfonation process for viscous sulfonic acid | David E. Farmer, Thomas J. Loughney, William B. Sheats, Ronald K. Borrevik | 1992-08-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136088 | Sulfonation process for viscous sulfonic acid | David E. Farmer, Thomas J. Loughney, William B. Sheats, Ronald K. Borrevik | 1992-08-04 |