HW

Herbert Wiegandt

CR Compagnie Francaise De Raffinage: 1 patents #21 of 63Top 35%
CO Comcast: 1 patents #2,409 of 4,447Top 55%
Overall (All Time): #4,110,924 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4200550 Process and apparatus for desalting crude petroleum Claude Scherrer, Claude Baumann, John R. Richmond, Bernard Siffert, Claudine Bourgeois 1980-04-29