Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4403571 | Boiler with economizer heat absorption reduction | — | 1983-09-13 |
| 4387668 | Tube arrangement for furnace wall | — | 1983-06-14 |
| 4316420 | Furnace heat absorption control | — | 1982-02-23 |
| 4237825 | Furnace heat absorption control | — | 1980-12-09 |
| 4213402 | Cooling means for a water-filled ash hopper | — | 1980-07-22 |