Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843051 | Fluid catalytic cracking regeneration with reduction of nitrogen emissions | Richard C. Kovacs, Michael S. Sarli | 1989-06-27 |
| 4831205 | Catalytic conversion of light olefinic feedstocks in a FCC plant | Hartley Owen, Samuel A. Tabak | 1989-05-16 |