Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5624547 | Process for pretreatment of hydrocarbon oil prior to hydrocracking and fluid catalytic cracking | Chakka Sudhakar, Paul O. Fritz, Carl J. Kjellson, Gerald G. Sandford | 1997-04-29 |