EM

Elisabeth M. Moreira

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
Overall (All Time): #3,989,854 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4568374 Process for the preparation of fertilizers by the partial solubilization of phosphate rocks Alberto C. Carneiro da Silva, Fabio G. Martins Costa, Hosam A. Abdallah-Rehim, Gloria M. G. Soares, Jaime da Silva 1986-02-04