RP

Roland Prechner

SA Societe Nationale Elf Aquitaine: 2 patents #98 of 490Top 20%
Overall (All Time): #2,355,272 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4549584 Process and device for filling chromatography columns Daniel Morin 1985-10-29
4478071 Viscosimeter operating continuously especially at high temperature Didier Lecacheux, James Lesec 1984-10-23