PATENTS

2550. OESTERREICHISCH AMERIKANISCHE MAGNESIT A.-G. [Reaction of Carbon Monoxide and Steam.] French Patent 770,608, Sept. 17, 1934. Chem. Abs., vol. 29, 1935, p. 533.

CO and steam are caused to react under increased pressure, a catalyst composed of MgO and C or MgO, C, and K3CO3 is used. The reaction may be carried out in 2 or more steps, the 1st at 400-500 and the 2d or last at 320-400.