2721. ------. [PRUDHOMME, E. A.] [Liquid Fuel.] French Patent 601,163, Oct. 21, 1924. Schmidt, J., Das Kohlenoxyd, Akad. Verlagsgesell., Leipzig, 1950, p. 167; Chem. Zentralb., 1926, I, p. 3196.

CO+H₂ is first passed through glowing coke and then after purifying used for the synthesis.

See also British Patent 238,931 (abs. 2718).