PATENT 4017. [Synthesis of Hydrocarbons From Carbon Monoxide and Hydrogen.] German Patent Appl. B 203,592, no date (Cl. 12 o-1.02). Auszüge deut. Patent-Anmeldungen, vol. 6, p. 16. Synthesis of hydrocarbons from CO and H2 is carried out in 2 or more steps. Calculation of the residence time of the gas in each step is discussed. |