DR

Dirk Roettger

OG Oxeno Olefinchemie Gmbh: 4 patents #3 of 16Top 20%
📍 Recklinghausen, DE: #1 of 48 inventorsTop 3%
Overall (2002): #16,582 of 266,432Top 7%
4
Patents 2002

Issued Patents 2002

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6500991 Stabilizing rhodium catalysts for the hydroformylation of olefins Klaus-Diether Wiese, Martin Trocha, Walter Toetsch, Alfred Kaizik, Wilfried Buschken 2002-12-31
6492564 Process for the catalytically carrying out multiphase reactions, in particular hydroformylations Klaus-Diether Wiese, Guido Protzmann, Juergen Koch, Martin Trocha 2002-12-10
6482992 Multistage process for the preparation of oxo aldehydes and/or alcohols Bernhard Scholz, Franz Nierlich, Alfred Kaizik, Dieter Hess, Wilfried Bueschken +2 more 2002-11-19
6403837 Process for the catalytic preparation of aldehydes from olefins using ligand mixtures Dieter Hess, Detlef Selent, Armin Boerner 2002-06-11