Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4493271 | Coal or multifuel burner | Gerard Ohayon, Bernard Tourre, Serge Vigier | 1985-01-15 |
| 4338080 | Seal assembly for a rotary kiln | Jean Grandcolas, Guy Harmelin, Roger Lazzarini | 1982-07-06 |