PATENT 3258. SCHEUERMANN, A., AND MARECEK, E. (I. G. Farbenidustrie A. G..). [Iron Catalyst] German Patent Appl. --, OZ 11,450, filed mar. 25, 1939. Bureau of Mines transl. T-433, January 1948. Fe or Ni catalysts are produced by dropping a solution of Fe or Ni salts into an alkaline precipitating solution for a period of over 3 hr. Appears to correspond to United States Patent 2,296,405 (abs. 3259). |