HT

Hans-Helmut Trapp

DG Durferrit Gmbh: 1 patents #2 of 6Top 35%
📍 Niederrodenbach, DE: #35 of 61 inventorsTop 60%
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Patent #TitleCo-InventorsDate
8092214 Method for continuous mixing and melting inorganic salts and furnace installation for realizing the method Michel Heinrich 2012-01-10