EK

Erwin Koch

VO Voest-Alpine: 1 patents #153 of 348Top 45%
V& Voest-Alpine Industrieanlagenbau Gmbh &: 1 patents #128 of 281Top 50%
Overall (All Time): #1,663,311 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5009397 Plant to be used for metallurgical treatments of metal compounds and/or metal alloys or for producing calcium carbide Gerhard Glockler, Heinz Muller, Leopold Werner Kepplinger, Panajiotis Matzawrakos, Heinrich Auberger 1991-04-23
4985067 Process and device for implementing hot chemical processes Wilhelm Stadlbauer, deceased, Franz Zauner, Rudolf Rinesch, Wolfgang Vanovsek 1991-01-15
4781755 Method of recovering copper and furnace for carrying out the method Gerhard Glockler, Heinz Muller 1988-11-01