Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4393507 | Method and apparatus for charging lime into an electric arc furnace | Ronald E. Miller, James E. O'Hara | 1983-07-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4393507 | Method and apparatus for charging lime into an electric arc furnace | Ronald E. Miller, James E. O'Hara | 1983-07-12 |