Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697306 | Low NO.sub.x short flame burner with control of primary air/fuel ratio for NO.sub.x reduction | Hamid Sarv | 1997-12-16 |
| 5605103 | Internal pitch impeller for a coal burner | — | 1997-02-25 |