IB

Inai M. R. de Andrade Bruning

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
Overall (All Time): #3,944,271 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4889813 Process for determining the polarity of a crude oil — 1989-12-26