WK

Wilfried Kappa

RG Rewo Chemische Werke Gmbh: 1 patents #10 of 18Top 60%
📍 Steinau an der Straße, DE: #5 of 8 inventorsTop 65%
Overall (All Time): #3,887,123 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5055231 Reaction products of boric acid and alkanoletheramines and their use as corrosion inhibitors Franz-Josef Hadamik, George F. Urban 1991-10-08