Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5934205 | Y-shaped distributor with liner assembly for distribution of pulverized coal and air mixture | Janusz Pietkevich, Ronald Nowak, Gerald N. Bittner | 1999-08-10 |
| 5421274 | Coal fired steam generation apparatus with easily accessible coal pipe orifice | John A. Mazeika | 1995-06-06 |