Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822229 | Installation for charging a shaft furnace | Edouard Legille, Emile Lonardi | 1989-04-18 |
| 4820105 | Apparatus for charging a shaft furnace | Edouard Legille, Emile Lonardi | 1989-04-11 |