3126.     ---------------.  [SCHUFF, -----.]  [Experiences With Thorium and Magnesium Catalysts in the Plants of the Ruhrchemie A.-G.]  FIAT Reel K29, frames 7,109-7,115, 1938; PB 70,218; TOM Reel 296.

        Survey of experiences with catalysts prepared by licenses of the Ruhrchemie.  No results of general importance were obtained.