PATENTS

      1657.  ------.  [INTERNATIONAL HYDROCARBON SYNTHESIS CO.]  [Catalytic Hydrogenation of Carbon Monoxide.]  French Patent 870,211. Mar. 5, 1942. Chem. Abs., vol. 43, 1949. p. 4836.

            Fe Catalysts having CaO, with or without Ni, Co, or Cu adjuvants, are impregnated with alkali-metal hydroxides.  They give a higher yield and have a longer life in treating H₂ and CO under temperature and pressure to give liquid hydrocarbons.