Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4265572 | Process for the pneumatic transfer of a pulverulent material | Claude Bourdois, Michel Ferard, Paul Marchal | 1981-05-05 |
| 4261713 | Apparatus for the separation and recovery of a solid product transported by a gas | Claude Bourdois, Michel Ferard, Paul Marchal, Silviu Vais | 1981-04-14 |