Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5306417 | Catalytic cracking process utilizing a silica modified bayerite and/or eta alumina-containing catalyst | Wu-Cheng Cheng | 1994-04-26 |
| 5304526 | Silica bayerite/eta alumina | Norman R. Laine, Wu-Cheng Cheng | 1994-04-19 |