Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5108580 | Two catalyst stage hydrocarbon cracking process | Govanon Nongbri, Gerald V. Nelson, Roy E. Pratt, Charles H. Schrader, William B. Livingston +1 more | 1992-04-28 |
| 4913800 | Temperature control in an ebullated bed reactor | Scott M. Sayles, William B. Livingston | 1990-04-03 |
| 4898663 | Method for controlling sedimentation in an ebullated bed process | Scott M. Sayles, William B. Livingston | 1990-02-06 |
| 4895639 | Suppressing sediment formation in an ebullated bed process | Scott M. Sayles | 1990-01-23 |