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Patent Abstracts

      961.     ------.  [HEINEMANN, A.]  [Production of Formaldehyde.]  Austrian Patent 100,450, no date.  Chem. Zentralb., 1925, II, p. 2575.

            A gas mixture consisting of Co, H2, and steam is passed at 240º-350º over a porous catalyst of Cu or Ni on porcelain, asbestos, coke, charcoal.

            See British Patent 179,951 (abs. 956), French Patent 551,222 (abs. 959), and United States Patent 1,460,244 (abs. 958).