PATENTS 2992. ----- [RUHRCHEMIE, A. G.] [Oxo Compounds.] German Patent Appl. R 108,107, no date (Cl. IV d-12 o). Auszüge deut. Patent-Anmeldungen, vol. 6, p. 302. Oxo compounds are produced by adding CO and H2 to olefinic compounds from the hydrogenation of CO, which have undergone an acid-splitting pretreatment. |