Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849091 | Partial CO combustion with staged regeneration of catalyst | Carlos A. Cabrera, Daniel N. Myers | 1989-07-18 |
| 4835331 | Process for the oligomerization of olefinic hydrocarbons | Robert R. Frame | 1989-05-30 |