Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4989551 | Water diffusion plate for injecting water into steam | Hugh M. Sardoff | 1991-02-05 |
| 4807701 | Method for thermal stimulation of a subterranean reservoir and apparatus therefor | Dornese Hall | 1989-02-28 |