Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828802 | Method of FCCU spent catalyst regeneration and extension tube means | James H. Colvert, Thomas A. Lionetti | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828802 | Method of FCCU spent catalyst regeneration and extension tube means | James H. Colvert, Thomas A. Lionetti | 1989-05-09 |