Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9581325 | Method and apparatus for improved firing of biomass and other solid fuels for steam production and gasification | Daniel R. Higgins | 2017-02-28 |
| 9581326 | Power boiler having vertically mounted cylindrical combustion chamber | Daniel R. Higgins | 2017-02-28 |