Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295666 | Cooling plates for blast furnaces and cooling installation employing this type of plate | Pierre Rollot, Francois Graffeuille, Raymond Capelani, deceased, Alain DuFour, Hubert Dosda +2 more | 1994-03-22 |