Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5183478 | Process for dewatering quenched slag | Douglas K. Holland | 1993-02-02 |
| 4436613 | Two stage catalytic cracking process | Scott M. Sayles, Leonce F. Castagnos, Jr., Charles H. Schrader, Richard P. Scott | 1984-03-13 |