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Vivian Passos De Souza

PS Petróleo Brasileiro S.A.—Petrobras: 2 patents #73 of 1,087Top 7%
Overall (All Time): #1,724,884 of 4,157,543Top 45%
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Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12357982 Method for obtaining a support for hydrorefining catalysts, support for hydrorefining catalysts, hydrorefining catalysts, process for obtaining hydrorefining catalysts, and use of support in hydrorefining catalysts Carlos Alberto De Araujo Monteiro, Bruno Martins Santos 2025-07-15
11697107 Process for gasification of a carbonaceous raw material of low value as a fuel using a nanocatalyst Wladmir Ferraz De Souza, Maira ANDRADE RODRIGUES, Amanda DE ALMEIDA DUMANI DOS SANTOS 2023-07-11