Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4762684 | Apparatus for decomposing sodium aluminate liquors without agitation to produce alumina | Eric Chantriaux, Henri Grobelny | 1988-08-09 |
| 4666687 | Method and apparatus for decomposing sodium aluminate liquors without agitation to produce alumina | Eric Chantriaux, Henri Gobelny | 1987-05-19 |