PATENTS

       67.              AVDEEVA, A. V.  [Methane].  Russian Patent 53,249, May 31, 1938.  Chem. Abs., vol. 34, 1940, p. 5276.

CO is hydrogenated in the presence of a magnetite catalyst prepared by fusing Fe in a stream of O₂ and containing 32-37% FeO and 63-68% Fe₂O₃.

AXE, W. N. See abs. 1784.

AYTON, G. R.  See abs. 2641, 2642.