Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652545 | Catalyst for hydroconversion of heavy oils and method of making the catalyst | Marvin Goldstein, William H. Quayle | 1987-03-24 |
| 4465789 | Hydrotreating catalyst support having dual pore structure | — | 1984-08-14 |