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      552.  ------.  [DREYFUS, H.]  Oxygenated Organic Compounds by Synthesis From Hydrogen and Oxides of Carbon.  British Patent 337,409.  July 24, 1929.  Chem. Abs., vol. 25, 1931, p. 2152.

            Compounds such as EtOH, acetaldehyde, HOAc, and their homologs and esters are prepared from H2 and C oxides or from compounds such as MeOH synthesized from them (with or without presence also of H2 and C oxides) by use of catalysts such as Fe, Ni, or Co borates, silicates, phosphates, or salts or other oxy-acids of P.  Various details and examples are given, and apparatus may be used having Cu or Cu-lined chambers or formed of steel containing Mo, Mn, Co, or Ni.  Temperatures up to 600º and pressures up to 600 atm. are mentioned as suitable.