3825.  VESTERDAL, H. G.,AND TOBIAS, G. S. (Standard Oil Development Co.). [Synthesis of Hydrocarbons From Carbon Monoxide and Hydrogen.] French Patent 968,351, Nov. 24, 1950; appl. filed June 25, 1948. Chem. Zentralb., 1951, I, p. 2220.

Synthesis is performed in presence of an Fe catalyst at 260°-370° and maximum of 4.2 atm. pressure. The ratio of CO:H₂ is 1:0.5-3, preferably 1:1. If desired, N₂ is added to the catalyst bed as inert gas. Ethylene and propylene are formed by the synthesis.