PATENT

3869.  WATKINS, C. H. (Universal Oil Products Co.). Removal of Carbon Monoxide From Hydrocarbons. United States Patent 2,570,615, Oct. 9, 1951. Chem. Abs., vol. 46, 1952, p. 729.

Mixture is brought into contact with a catalyst prepared by reducing an Fe oxide ore at 800°-1,200° F. The catalyst is selective and completely hydrogenates the CO without effecting substantial hydrogenation of the olefins.