PATENT

3756.  TROĬTSKIĬ, K. V.  [Catalyst for Carbon Monoxide Hydrogen Synthesis.]  Russian Patent 54,392, Jan. 31, 1939; appl. filed July 27, p. 3740.

For the synthesis of hydrocarbons by the Fischer-Tropsch process, the catalysts are made as follows;  Metallic Fe or magnetite is melted with addition of activating substances, such as K₂O or Al₂O₃, in a stream of O₂.  Just before setting a powder of the same composition is added to melt.  Co or Ni catalysts can be produced in the same way.  Such catalyst have a high porosity.

See also Russian Patent 42,060 (abs. 3757).