SEARCH Articles Figures Tables Hydroformylation Ruhrchemie/Rhone-Poulenc process Rhodium-catalyzed biphasic hydroformylation of olefins. The Ruhrchemie-Rhone Poulenc process for manufacturing butyraldehyde Rhone Rhone-Poulenc process Ruhrchemie Ruhrchemie process Ruhrchemie/Rhone-Poulenc