PATENTS

1869.  KITA, G., KODAMA, S., AND FUJITA, T. (Kyoto Imperial University). [Two-Stage Method of Producing Oil From Water Gas.] Japanese Patent 129,242, Mar. 20, 1939; appl. filed Apr. 14, 1938. U. S. Naval Tech. Mission to Japan, Index No. X-38 (N)-7, Encl. (D), 1946, p. 247.

1st stage: Fe catalyst. 2d stage: Co or Ni catalyst.