RS

Raul Freire de Souza Sobrinho

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12416215 Downhole packer suitable for smart well completion Edson Henrique Bolonhini, Carlos Francisco Sales de Souza, Manuel Savio Silveira Santos 2025-09-16