Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4453594 | Solution mining of coal by electrolysis | Frank E. Senftle | 1984-06-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4453594 | Solution mining of coal by electrolysis | Frank E. Senftle | 1984-06-12 |