Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797377 | Massive crystalline aluminosilicate with expanded structure and process for its manufacture | Patrick Verdier, Jean-Louis Guyader | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797377 | Massive crystalline aluminosilicate with expanded structure and process for its manufacture | Patrick Verdier, Jean-Louis Guyader | 1989-01-10 |