Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10247479 | Vortex well inerting | — | 2019-04-02 |
| 6748004 | Methods and apparatus for improved energy efficient control of an electric arc furnace fume extraction system | — | 2004-06-08 |
| 6491863 | Method and apparatus for efficient utilization of a cryogen for inert cover in metals melting furnaces | — | 2002-12-10 |
| 4817582 | Gas combination oven | G. Robert Oslin | 1989-04-04 |