Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873216 | Lanthana-alumina-aluminum phosphate catalyst composition | Philip J. Angevine, Arthur W. Chester, Garry W. Kirker | 1989-10-10 |
| 4851604 | Toluene disproportionation | Scott Han, David O. Marler, David S. Shihabi | 1989-07-25 |
| 4839027 | Catalytic reforming process | Albin Huss, Jr., William D. McHale, Randall D. Partridge | 1989-06-13 |
| 4837397 | Nobile metal containing catalysts of improved stability | Yun-Yang Huang | 1989-06-06 |
| 4810361 | Resid hydrotreating process using lanthana-alumina-aluminum phosphate catalyst | Philip J. Angevine, Arthur W. Chester, Garry W. Kirker | 1989-03-07 |