Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4604140 | Foundry sands derived from serpentine and foundry molds derived therefrom | Jean-Marc Lalancette, Luc Desrosiers | 1986-08-05 |
| 4519811 | Calcined serpentine useful as sandblasting agent | Jean-Marc Lalancette, Normand Labonte | 1985-05-28 |
| 4476235 | Green molded product containing asbestos tailings suitable for firing | Jean-Pierre Drolet | 1984-10-09 |