Return to Abstracts of Patents Return to Abstracts of Patents 250-499 Patent Abstracts417. ------. [COMPAGNIE DE BÉTHUNE] [Methyl Formate.] French Patent 673,337, July 30, 1928. Chem. Abs., vol. 24, 1930, p. 2474. Vapors of MeOH are passed over dehydrogenating catalysts, particularly Cu at 150º-250º. See abs. 2348. |