GC

Gilson Campos

PS Petróleo Brasileiro S.A.—Petrobras: 2 patents #1 of 23Top 5%
Overall (2003): #66,641 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6626242 Storable composition and slurries and use of same for cementing oil and gas wells Arnaldo Rodrigues D'Almeida, Cristiane Richard De Miranda 2003-09-30
6613142 Storable compositions and slurries and use of same for cementing oil and gas wells Arnaldo Rodrigues D'Almeida, Cristiane Richard De Miranda 2003-09-02