BS

Bernard Siffert

CR Compagnie Francaise De Raffinage: 1 patents #21 of 63Top 35%
PE Pechiney: 1 patents #6 of 36Top 20%
CO Comcast: 1 patents #2,409 of 4,447Top 55%
📍 Illfurth, FR: #2 of 7 inventorsTop 30%
Overall (All Time): #2,358,159 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4450143 Process for reducing the organic solvent losses in the treatment of a suspension resulting from the acid attack on an ore Antoine Floreancig, Jean J. Trescol 1984-05-22
4200550 Process and apparatus for desalting crude petroleum Claude Scherrer, Claude Baumann, Herbert Wiegandt, John R. Richmond, Claudine Bourgeois 1980-04-29