OJ

Oswaldo d. Pereira, Jr.

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
Overall (All Time): #3,758,554 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5580391 Process for the thermo-chemical cleaning of storage tanks Zadson De Almeida Franco, Carlos Nagib Khalil 1996-12-03