RR

Roberto Ruva

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #235 of 1,087Top 25%
📍 São Mateus do Sul, BR: #14 of 25 inventorsTop 60%
Overall (All Time): #3,257,940 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7988924 Device and process for distribution of mixed charges onto fixed beds of catalyst in descending-flow reactors Wilson Kenzo Huziwara, Donizeti Aurelio Silva Belato, Jose Antonio Vidal Vieira, Angelo Jose Gugelmin, Shelton Rolim Cercal +6 more 2011-08-02