Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7951220 | Method for recovering molybdenium, nickel, cobalt or their mixtures from used or regenerated catalysts | Jean-Luc Roth | 2011-05-31 |
| 7951221 | Process for the treatment of contaminated metal residues and apparatus for implementing it | Jean-Luc Roth, Marc Pelletier, Alain Laudet | 2011-05-31 |