ND

Norbert C. Duffaut

📍 Podensac, FR: #1 of 2 inventorsTop 50%
Overall (All Time): #4,024,816 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4553597 Process for eliminating clays from rocks and sedimentary environments Loic Le Ribault, Jacques P. Donogues 1985-11-19