RM

Ralf Maassen

EG Evonik Degussa Gmbh: 2 patents #52 of 408Top 15%
📍 Lechenich, DE: #1 of 4 inventorsTop 25%
Overall (2017): #114,105 of 506,227Top 25%
2
Patents 2017

Issued Patents 2017

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9649615 Reactor and process for preparing hydrogen sulphide Caspar-Heinrich Finkeldei, Chiu Kee Cheung, Stefan Wenner, Martin Koerfer 2017-05-16
9630843 Reactor and process for preparing hydrogen sulphide Caspar-Heinrich Finkeldei, Chiu Kee Cheung, Geert Van Eester, Stefan Wenner, Martin Koerfer 2017-04-25