Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7487820 | Method for determining reuse or disposal of a refractory plate and device therefor | — | 2009-02-10 |
| 6619619 | Clamping device for a refractory-made plate of a sliding gate | Vincent Boisdequin | 2003-09-16 |
| 5076476 | Method for controlling a flow rate in a valve and a valve for the application of said method | — | 1991-12-31 |