Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491886 | Method for treating gases to reduce nitrogen oxide emissions | Catherine Hedouin | 2002-12-10 |
| 6464953 | LaMO3 type composition, M being aluminium, gallium or indium, in powder or sintered form, method of preparation and use as conductor of oxygen | Thierry Seguelong | 2002-10-15 |
| 6419735 | Composition based on samarium sesquisulphide, preparation method and use as coloring pigment | Sylvain Busnot | 2002-07-16 |
| 6352678 | Process for preparing a rare earth borate by reacting together at least one rare earth salt, boric acid and a base | Denis Huguenin, Rachid Mahiou | 2002-03-05 |