FR

Franck Rogalla

OS Otv Omnium De Traltements Et De Valorisation S.A.: 2 patents #3 of 21Top 15%
📍 Asnières, FR: #37 of 116 inventorsTop 35%
Overall (All Time): #2,294,595 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5314621 Method for the biological purification of wastewater — 1994-05-24
5019268 Method and apparatus for purifying waste water — 1991-05-28