AS

Alberto Cunha Carneiro Da Silva

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
Overall (All Time): #3,700,149 of 4,157,543Top 90%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5824160 Method for the thermo-chemical dewaxing of large dimension lines Carlos Nagib Khalil, Celso Rodrigo De Souza, Maria Cristina Brum, Claudio Silvio Viana Martins, Sonia Maria Cabral De Menezes 1998-10-20