3584. ----- [STEINKOHLEN-BERGWERK “RHEINPREUSSEN”]. [Induction of Iron Catalysts.] German Patent Appl. St 62,993, no date, (Cl. IV d-12 o). Auszüge deut. Patent-Anmeldungen, vol. 6, p. 358.

PATENT

3584. ----- [STEINKOHLEN-BERGWERK “RHEINPREUSSEN”]. [Induction of Iron Catalysts.] German Patent Appl. St 62,993, no date, (Cl. IV d-12 o). Auszüge deut. Patent-Anmeldungen, vol. 6, p. 358.

Fe catalysts are inducted by pretreatment with CO or gases containing it at 200°-500° and thereafter with H₂ at 250°-600°.