Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353792 | Process to upgrade coal liquids by extraction prior to hydrodenitrogenation | Abraham Schneider, Elmer J. Hollstein, Edward G. Scheibel | 1982-10-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4353792 | Process to upgrade coal liquids by extraction prior to hydrodenitrogenation | Abraham Schneider, Elmer J. Hollstein, Edward G. Scheibel | 1982-10-12 |