3580. VON WAUGENHEIM, F. [Preparation of Carbon From Carbon Monoxide.] Brennstoff-Chem., vol. 8, 1927, pp. 385-388; Ges. Abhandl. Kenntnis Kohle, vol. 8, 1929, pp. 227-233; Chem. Abs., vol. 22, 1928, p. 2641.
Attempt was made to prepare pure C by passing CO over a pure Fe2O3 catalyzer at temperatures under 650°. The reduced Fe was removed from prepared ‘C by vaporization in a current of Cl. The recovered C was not entirely Fe-free, but it was nonmagnetic. It was a good conductor of electricity.