Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4699719 | Process and apparatus for utilizing engine exhaust heat in oil field operations | — | 1987-10-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4699719 | Process and apparatus for utilizing engine exhaust heat in oil field operations | — | 1987-10-13 |