Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344928 | Process for preparing alumina particulates, at least a fraction of which being ultrafine boehmite | Thierry Dupin, Laurent Seigneurin | 1982-08-17 |
| 4315839 | Spheroidal alumina particulates having bifold porosity and process for their preparation | Roland Jacques, Regis Poisson, Laurent Seigneurin | 1982-02-16 |