WG

Walther G. Grot

EA E.I. Du Pont De Nemours And: 1 patents #133 of 533Top 25%
📍 Chadds Ford, PA: #5 of 20 inventorsTop 25%
🗺 Pennsylvania: #989 of 4,367 inventorsTop 25%
Overall (1997): #62,035 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5667557 Hydrometallurgical extraction and recovery of copper, gold, and silver via cyanidation and electrowinning Christopher Andrew Fleming, John Anton Thorpe 1997-09-16