Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054043 | Process for the hydrogenation of hydro-carbonaceous materials (Carb-Mat) for the production of vaporizable products | — | 2000-04-25 |
| 5015366 | Process and apparatus for coal hydrogenation | John A. Ruether | 1991-05-14 |