Keim has received numerous prestigious honours including member of board of the Degussa AG, member of the board of directors of the GDCh (Gesellschaft Deutscher Chemiker) till 1996, chairman of the board of the DGMK Deutsche Wissenschaftliche Gesellschaft für Erdöl, Erdgas und Kohle e.V., honorary professor of the technical university in Dalian (China), honorary professor of the university in Hangzhou (China), adjunct professor Dharan King Fahd University (Saudi Arabia), Dr. Honoris Causa Université Lille Nord de France, Dr. Honoris Causa, member of Academia Europaea, and honorary member of the DECHEMA.Carl Engler award 1999
