Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859424 | Conversion of stacked FCC unit | — | 1989-08-22 |
| 4849091 | Partial CO combustion with staged regeneration of catalyst | Daniel N. Myers, Harold U. Hammershaimb | 1989-07-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859424 | Conversion of stacked FCC unit | — | 1989-08-22 |
| 4849091 | Partial CO combustion with staged regeneration of catalyst | Daniel N. Myers, Harold U. Hammershaimb | 1989-07-18 |