2292.     MITTASCH, A.  [Contact Catalysis.]  Ber. deut. chem. Gesell., vol. 59, B, 1926, pp. 13-36; Chem. Abs., vol. 20, 1926, p. 1164.

        As an example of directive catalysis the reaction between CO and H₂ is presented, whereby a wide range of products can be obtained, depending upon the nature of the catalyst and the operating conditions.