Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4189374 | Coal liquefaction process employing internal heat transfer | Thomas E. Richardson, Bruce K. Schmid, John V. Ward | 1980-02-19 |
| 4189375 | Coal liquefaction process utilizing selective heat addition | Thomas E. Richardson, Bruce K. Schmid, John V. Ward | 1980-02-19 |