Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256502 | Method of preparing cement clinker from carboniferous shale | Jean-Pierre Lovichi, Robert Guyot, Francois Guilmin | 1981-03-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4256502 | Method of preparing cement clinker from carboniferous shale | Jean-Pierre Lovichi, Robert Guyot, Francois Guilmin | 1981-03-17 |