Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654247 | Method for the reactivation of a deactivated hydrocarbon isomerization catalyst | Fan-Nan Lin, Daniel T. Fernald | 1997-08-05 |
| 4960502 | Process for conversion of oils to hydrocarbon products | — | 1990-10-02 |
| 4853189 | Apparatus for conversion of oils to hydrocarbon products | — | 1989-08-01 |
| 4851196 | Fluid catalytic cracking unit | Chester O. Bowen | 1989-07-25 |
| 4800014 | Catalytic cracking process | George E. Hays, Richard H. Nielsen, Chester O. Bowen | 1989-01-24 |
| 4562046 | Catalytic cracking unit | George E. Hays, Richard H. Nielsen, Chester O. Bowen | 1985-12-31 |
| 4443570 | Asphalt compositions | Homer L. Draper, Robert L. Brost | 1984-04-17 |