Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4381191 | Drilling mud degasser | LaVoice B. Brand | 1983-04-26 |
| 4360428 | Inverted vortex, particle separation chamber | John E. Comparetto | 1982-11-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4381191 | Drilling mud degasser | LaVoice B. Brand | 1983-04-26 |
| 4360428 | Inverted vortex, particle separation chamber | John E. Comparetto | 1982-11-23 |