PATENTS

      1530.  ------.  [I. G. FARBENINDUSTRIE, A. G.]  [Reactions With Carbon Monoxide.]  French Patent 799,270. June 10, 1936.  Chem. Abs., vol. 30, 1936, p. 7396.

            Surface of the apparatus coming in contact with hot CO, for example, in making MeOH from CO and H₂, is covered by an alloy obtained by diffusing Zn or Cd into Fe or steel.