GS

Günter Stein

EG Evonik Degussa Gmbh: 1 patents #940 of 1,853Top 55%
Overall (All Time): #3,310,973 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7842269 Pyrogenically prepared silicon dioxide compacted to give crusts Uwe Schachtely, Ralph Hofmann, Roland Schaffer, Rainer Friehmelt 2010-11-30