Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338322 | Process for converting heavy oil deposited on coal to distillable oil in a low severity process | Teresa Ignasiak, Boleslaw Ignasiak, Jerzy S. Janiak, Wanda Pawlak, Kazimierz Szymocha +1 more | 1994-08-16 |
| 5290428 | Superacid catalyzed hydrocracking of heavy oils and bitumens | Thomas W. Mojelsky, John Donald Payzant, George A. Olah, Surya Prakash | 1994-03-01 |