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Literature Abstracts

 1659.    KAMZOLKIN, V. P., AND LIVSHITZ, V. D.  [New Method for Obtaining Ammonia Catalysts From Natural Ural Magnetite.]  Jour. Chem. Ind. (U.S.S.R.), vol. 13, 1936, pp. 398-401; Chem. Abs., vol. 30, 1936, p. 4630.

       Ore is fused with Al2O3 and excess KNO3, ground, and separated magnetically.  Enough Fe is added to form Fe3O4, and the mixture is fused and separated as before.  This treatment reduces the amount of SiO2 to 0.5%.