ML

Marcele Abreu Lopes

PS Petróleo Brasileiro S.A.—Petrobras: 1 patents #1 of 16Top 7%
Overall (2018): #317,368 of 503,207Top 65%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9983187 Method for extracting precursor acids from calcium naphthenate deposits Flavio Cortinas ALBUQUERQUE, Rafael dos Santos Nascimento de Brito 2018-05-29