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Patent Abstracts

      286.     ------.  [BURTON, W. P.]  (M. W. Kellogg Co.).  Synthesis of Organic Compounds.  United States Patent 2,598,503, May 27, 1952: appl. filed Mar. 29, 1947, Serial No. 738,237: 11 claims (Cl. 260-449.6).

In a process for the hydrogenation of CO to produce organic compounds, using a fluidized Fe catalyst containing a predetermined amount of 0.1-3% of alkali or earth alkali compound as promoter, the catalyst, after regeneration and before being returned to the reaction zone, is mixed with fresh promoter in an amount sufficient to compensate in part at least for the decrease of the catalyst in alkali content but in sufficient to increase its alkali content over the initial predetermined amount.

BURTON, W. P.  See abs. 2184, 2195.