Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850288 | Pressurized cyclonic combustion method and burner for particulate solid fuels | Franklin D. Hoffert, J. David Milligan | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850288 | Pressurized cyclonic combustion method and burner for particulate solid fuels | Franklin D. Hoffert, J. David Milligan | 1989-07-25 |