Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431272 | Device for stirring a liquid and injecting a gas into said liquid with limited clogging | Stephane Melen, Martine Poux, Rodolphe Sardeing | 2008-10-07 |
| 6060013 | Rotary gas dispersion device for treating a liquid aluminium bath | Pierre Le Brun, Joel Bertrand | 2000-05-09 |