Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4752358 | Apparatus for solvent extraction of tar sands | — | 1988-06-21 |
| 4640760 | Process for upgrading carbonaceous material comprising liquid extraction and flash pyrolysis of extraction residue | — | 1987-02-03 |
| 4496370 | Zinc oxide-char gasification process | — | 1985-01-29 |
| 4382915 | Quenching of ZnO-char gasification | Pasupati Sadhukhan | 1983-05-10 |
| 4309397 | Production of carbon monoxide from carbon | James Scinta | 1982-01-05 |