CS

Celso Rodrigo De Souza

PS Petróleo Brasileiro S.A.—Petrobras: 2 patents #73 of 1,087Top 7%
Overall (All Time): #2,255,864 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6003528 Method for the thermo-chemical dewaxing of large dimension lines Carlos Nagib Khalil 1999-12-21
5824160 Method for the thermo-chemical dewaxing of large dimension lines Carlos Nagib Khalil, Alberto Cunha Carneiro Da Silva, Maria Cristina Brum, Claudio Silvio Viana Martins, Sonia Maria Cabral De Menezes 1998-10-20