1832.  ------. [KELLOGG, M. W., CO.] [Process for Producing Gases Consisting of Carbon Monoxides and Hydrogen.] German Patent Appl. K 155,451, OZ 11,742, filed Aug. 25, 1939 (Cl. IV b-12 i). FIAT Reel 162, frames 191-198: PB 68,919.

In a process for converting S-containing mixtures of CH₄ and CO₂ to mixtures of CO and H₂ at high temperatures in presence of a Ni catalyst, the original mixture is first passed over a Co catalyst, which removes virtually all of the S.

See also United States Patent 2,220,849 (abs. 2773).