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Patent Abstracts

      979.  ------.  [HEMMINGER, C. E.]  (Standard Oil Development Co.).  Method of Producing Gasoline.  United States Patent 2,464,505, Mar. 15, 1949; appl. filed Sept. 18, 1946, Serial No. 697,808; 3 claims (Cl. 260-449.6).  Chem. Abs., vol. 43, 1949, p. 3994.

            Stream of synthesis gas in which powdered, Fe catalyst is suspended, 10-50 lb. per cu. ft. density, flows through an elongated reaction zone, 20-75 ft., at a velocity such that the flow of catalyst and gas is concurrent and the residence time not more than 20 sec., 3-10 sec. preferred.  The temperature at the inlet is 550º F. and at the outlet 700º-750º.  The pressure if 100-800 p. s. i. with a higher pressure range beginning at 350-450 p. s. i. preferred.  1 United States patent cited.