SD

Stefan Drees

EG Evonik Operations Gmbh: 3 patents #15 of 291Top 6%
📍 Dülmen, DE: #1 of 3 inventorsTop 35%
Overall (2023): #60,168 of 537,848Top 15%
3
Patents 2023

Issued Patents 2023

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11820739 Process for preparing aldehydes and cooling a stream of matter Ana Markovic, Frank Geilen, Alexander Brächer, Benedikt Dercks, Tonia Weber +2 more 2023-11-21
11806669 Variable and self-regulating permeate recycling in organophilic nanofiltration Frederik Gluth, Marc Schäpertöns, Thomas Quell, Frank Geilen, Fabian Höckelmann +1 more 2023-11-07
11773041 Process for preparing aldehydes and cooling a stream of matter Frank Geilen, Alexander Brächer, Benedikt Dereks, Robert Franke, Ana Markovic +3 more 2023-10-03