Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5211735 | Process for preparing phosphated or nitrophosphated fertilizers through solubilization of phosphate rock | Alberto C. C. Da Silva, Paulo C. W. De Albuquerque, Alberto Laranjeira | 1993-05-18 |