PATENT

3593. ----- [STEINKOHLEN-BERGWERK “RHEINPREUSSEN”].  [Iron Catalysts.]  German Patent Appl. St 63,407, no date, (Cl. 12 o-1.03).  Auszüge deut. Patent-Anmeldungen, vol. 6, p. 367.

Fe catalysts for CO hydrogenation consist of kieselguhr. Mg, Cu, and 0.2-5 % K₂CO₃.  The Mg: kieseguhr ratio is 1:2-1:10.