Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886644 | Liquid degaser in an ebullated bed process | Ting Y. Chan | 1989-12-12 |
| 4874583 | Bubble cap assembly in an ebullated bed reactor | — | 1989-10-17 |
| 4828802 | Method of FCCU spent catalyst regeneration and extension tube means | Thomas A. Lionetti, John P. MacLean | 1989-05-09 |