PATENT

3432. ----- [SOCIÉTÉ NATIONALE DE RECHERCHES SUR LE TRAITEMENT DES COMBUSTIBLES.]  [Manufacture of Methyl Alcohol.]  French Patent 613,896, July 31, 1925.  British Chem. Abs., 1928, B, p. 596.

CO and H are passed at 160°-180° and 150 atm. pressure over a catalyst consisting of precipitated Cu hydroxide reduced in H₂ at ordinary pressure; reduction begins at 140°, and the temperature must not exceed 450°-500°.