2619. ------. [PATART, G.] [Synthesis Catalysts.] French Patent 25,371, no date. Schmidt, J., Das Kohlenoxyd, Akad. Verlagsgesell., Leipzig, 1950, pp. 208, 213.

Ni, Ag, Cu, Fe, and other hydrogenation and oxidation catalysts.

See French Patent 540,543 (abs. 2616).