PATENTS 2929.----- [RUHRCHEMIE A. G.] [Hydrogenation of Carbon Monoxide] German Patent Appl. R 96,684, no date (Cl. IV b-12 i). Auszüge deut. Patent-Anmeldungen, vol. 7, p. 310. Catalysts are used consisting of Fe oxides or hydroxides and at least 20% alkali carbonate. |