Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325802 | Method of liquefaction of carbonaceous materials | Herbert D. Kaesz | 1982-04-20 |
| 4324559 | Method for the removal of sulfur from carbonaceous material | Herbert D. Kaesz | 1982-04-13 |